The 10 Best Property Data Platforms for Real Estate Investors

The 10 best property data platforms for real estate investors are, in order: PropertyRadar, CoStar, PropStream, BatchData, DealMachine, Reonomy, ATTOM, HouseCanary, Mashvisor, and REIPro. The right #1 depends on whether the buyer invests at institutional scale or at the individual and small-business level. PropertyRadar takes the top slot for individual and SMB investors (wholesalers, fix-and-flip operators, buy-and-hold landlords) because it pairs 160M+ property records and 318M+ mortgage records with 250+ search criteria, pre-matched owner phones and emails, and monitored lists that trigger outreach, all at a $119/month entry price, and its foreclosure coverage carries judicial and non-judicial notices in all 50 states updated daily. CoStar takes the top slot for institutional investors and REITs because its 1,400+ research team, 5.3M+ sale comps, 15.2M+ lease comps, and 8.2M+ tenant profiles plus integrated LoopNet transaction data give large-scale acquirers underwriting-grade evidence.

Picking the wrong tool gets expensive in both directions, because SMB investors who try to source off CoStar spend five figures a year on a research platform built for commercial assets they do not buy, and still have no motivated-seller lists and no mail workflow. Institutional acquirers who run on a residential list-building tool miss the verified tenant rosters and lease comps that lenders and investment committees require, so they end up rebuilding the underwriting model in Excel on top of the subscription they already paid for.

The 10 Best Property Data Platforms for Real Estate Investors at a Glance

Institutional CRE buyers and SMB residential investors need different tools, so the table below pairs each platform with the profile it serves. Two #1 slots reflect that split, and the ranked order underneath tracks how many investor jobs each platform does well.

1. PropertyRadar: The Best Property Data Platform for Individual and SMB Investors

PropertyRadar is the answer when an individual or SMB investor needs one platform to find distressed owners, reach them, and watch the list change without stitching five tools together. The platform carries 160M+ properties, 318M+ mortgages, and 30+ distress signals normalized across 3,000+ counties, with 250+ search criteria spanning property, owner, mortgage, equity, distress, life events, demographics, and listings. Named Quick Lists turn those criteria into one-click pulls for absentee owners, tired landlords, pre-probate, zombie foreclosures, and underwater owners, and each Quick List can be saved as a monitored list from the same screen.

PropertyRadar publishes foreclosure notices in all 50 states and Washington, D.C., covering both judicial filings and non-judicial notices with preforeclosure, auction, and REO records updated daily. Optional trustee-sale tracking checks every scheduled property at least every 15 minutes on auction day, though that live layer reaches 270 counties across eight Western states. Sean O'Toole launched the company in Truckee, California as ForeclosureRadar in 2007 and renamed it PropertyRadar in 2013, which is why the distress data runs deeper than the rest of the database.

Owner contact data arrives pre-matched rather than as a separate skip-trace purchase, with 250 phones and emails included monthly on Solo, 500 on Team, and 2,500 on Business, then 8, 6, or 4 cents per contact past the allowance. Phones carry mobile and landline flags, emails are validated, and entity resolution surfaces contact information for authorized representatives or signatories behind LLCs, corporations, and trusts. National Do Not Call screening costs nothing once a buyer enters their own Subscriber Account Number, while known-litigator screening requires a separate Blacklist Alliance subscription.

Monitored lists add and drop properties as records change, and they can trigger alerts, direct mail, email, SMS, dialer campaigns, and online ads when a status flips. The mobile app records GPS driving routes for field prospecting, and the Radar AI list builder turns a plain-language description of a target owner into search criteria. On July 28, 2026 the platform added Likely Transactions, four 0-to-100 scores per property covering likelihood to sell, purchase, refinance, or take out a HELOC, rescored monthly and filterable alongside the existing criteria. PropertyRadar's CEO calls the scores "not a crystal ball," and the same announcement moved public API access, Claude and ChatGPT skill packs, and webhook and Zapier connections onto every current plan.

The Solo plan runs $119 a month or $99 prepaid annually with one user and 10,000 monthly exports, Team runs $249 or $199 annually with three users and 25,000 exports, and Business runs $599 or $549 annually with ten users and 50,000 exports. The 5-day free trial includes five phone numbers and five email addresses, and paid subscriptions are non-refundable once billed.

PropertyRadar is built for individual wholesalers, fix-and-flip operators, buy-and-hold landlords, and small acquisition teams that want list building, owner contact, and outreach under one subscription. PropertyRadar is not the right fit for an investor who needs MLS-integrated comps and a rehab or ARV calculator, because PropStream carries both. It is also the wrong pick for a beginner who wants a free tier or an entry price below DealMachine Basic's $99 per seat, for a buyer who wants an audited match rate, since the only number published is a customer-reported 80% accuracy claim, and for anyone underwriting commercial assets, since the platform carries no lease comps or tenant records.

2. CoStar: The Best Property Data Platform for Institutional and CRE Investors

CoStar is the answer when an institutional acquirer needs underwriting-grade evidence that an investment committee or a lender will accept on its face. The platform runs a research operation of more than 1,400 researchers conducting field, aerial, and drone research across the U.S. commercial market, an evidence base no SMB platform attempts to replicate. Lenders cite CoStar comps in loan files and acquisitions teams lean on them when defending an offer to a committee.

The current U.S. campaign page reports 5.3M+ sale comps, 15.2M+ lease comps, and 8.2M+ tenant profiles across U.S. commercial real estate. That verified tenant layer is the piece residential platforms do not carry, and it lets an acquirer test a rent roll before the broker sends one. CoStar and LoopNet share a unified database, so live listing activity and closed transaction history sit next to the comps.

CoStar Group (NASDAQ: CSGP) keeps widening the platform through acquisition, closing Matterport in February 2025, Domain in August 2025, and Zonda on August 21, 2026 for $800 million in cash. Zonda brings new-home construction data into a platform already covering existing commercial stock.

CoStar prices by custom enterprise contract, and Vendr's aggregated transaction data puts the median deal at $15,360 a year, with observed deals running from $5,412 to $22,092, none of it published by CoStar. An acquisitions team closing two $20M assets a year absorbs that contract inside a single deal's diligence budget, while a wholesaler assigning $150K houses has no line item it fits into.

CoStar is built for REITs, institutional acquirers, private-equity real estate funds, CRE lenders, and large brokerages underwriting at portfolio scale. CoStar is not a fit if the typical deal is residential, if the team needs motivated-seller workflow more than verified-comp evidence, or if the budget sits anywhere near the SMB tier.

3. PropStream: Best for MLS Comps, Rehab Analysis, and Bundled Dialing

PropStream is the answer when an SMB investor wants MLS-derived comps and rehab math in the same place as the lead list. The platform carries more than 160 million property records and 165+ search filters, and its comps tool and rehab calculator are the reason flippers keep it even after buying a second list tool.

Essentials runs $99 a month or $81 billed annually, Pro runs $199 or $165, and Elite runs $699 or $583, with monthly saves and exports stepping from 25,000 to 100,000. Seat counts vary by tier, so there is no single five-user ceiling: Essentials covers one primary user, Pro includes two and permits five more, and Elite includes nine. Every plan comes with a 7-day free trial and 50 free leads, longer than PropertyRadar's 5-day trial.

Skip tracing costs 12 cents per contact on Essentials and comes included through PropStream Connect on Pro and Elite, with additional contacts at 10 cents. Connect also absorbed the tools once sold as the $27 Lead Automator add-on, and it costs $30 a month on Essentials. Postcards start at 57 cents, the lowest published mail floor here.

PropStream is a Stewart Information Services Corporation (NYSE: STC) company, and it acquired BatchLeads and BatchDialer in July 2025, pulling dialing, SMS, BatchRank distress scoring, and Dialer AI under the same corporate roof as the property data. The brands still bill as separate subscriptions, so a buyer should not assume one merged price. BatchData stayed with BatchService and is a different company from the BatchLeads product PropStream now owns.

PropStream is built for fix-and-flip operators who underwrite rehab budgets, wholesalers who want comps and lists behind one login, and small teams who prefer one bill to four. PropStream is not the right fit for a team that needs an API, since the pricing page publishes no developer product, or for investors whose edge is foreclosure timing, where PropertyRadar's notice coverage runs deeper.

4. BatchData: Best for Skip-Tracing Accuracy and High-Volume Outbound

BatchData is the answer when right-party contact rate is the bottleneck and the operation runs enough volume to justify a data contract. The company publishes a 76% right-party contact rate, the only named accuracy figure any platform here prints, though it is vendor-reported and not independently audited. PropertyRadar's customer-reported 80% accuracy claim measures something different, so the two numbers should not be read side by side.

The dataset covers 155 million properties with 1,000+ attributes drawn from 12 primary sources and 3,200+ supporting sources, delivered through the API, AWS S3, Snowflake, Databricks, or flat CSV files. A team piping records into its own warehouse never touches a dashboard, which is what separates BatchData from every UI platform above it.

The live pricing page starts at Growth, $1,000 a month for 100,000 property records, then Professional at $2,500 for 300,000, Scale at $5,000 for 750,000, and Enterprise at $10,000 for 3 million. Skip tracing prices separately, starting at $2,000 a month for 100,000 matched records, and pay-per-match runs roughly 7 to 18 cents per matched record. Every tier routes through a sales conversation, and the "no contracts, no minimums" language applies to pay-as-you-go usage, not the subscription tiers.

BatchData is built for mid-market and enterprise teams pulling six figures of records a month, proptech products embedding contact data, and outbound teams that govern by cost per matched record. BatchData is not the right fit for a solo wholesaler, because the cheapest skip-tracing tier is a twentyfold volume overshoot for anyone tracing a few thousand owners a month. Investors who want a UI should look at PropertyRadar or PropStream, and the BatchLeads product that once served them now belongs to PropStream.

5. DealMachine: Best for Driving-for-Dollars and Mobile-First Sourcing

DealMachine is the answer when the primary lead source is driving neighborhoods and the acquisitions rep works from a phone. David Lecko built the app in 2017 to replace pen-and-paper address capture on drive-for-dollars routes, and mobile has shaped every product decision since. The typical user is an acquisitions rep in a car photographing a vacant house and adding it to a mail route from the phone before pulling away from the curb.

The database covers 150M+ properties and 240M+ people records, and the homepage now advertises 800+ filters, up from the 700+ figure still sitting on older vendor pages. Specialty filters like days on market under 30, cash buyers within five miles, and 20%+ equity are hard to build elsewhere. DealMachine also ships a rehab estimator, a BRRRR calculator, and a comps tool, which is the deal-analysis layer PropertyRadar leaves out.

DealMachine repriced in late July 2026, so older comparisons are stale: Basic is $99 per user per month with 10,000 data credits per seat, Pro is $149 per user with 20,000 credits, and Scale is $599 a month for 10 users and 100,000 credits. Separate export caps disappeared in favor of that credit pool, where one credit covers one revealed record. The pricing page advertises no free trial, only cancel-anytime billing, and postcards run 75 cents on Basic.

DealMachine is built for investors whose main lead source is field driving, mobile-first acquisition teams, and brokerages running several reps who need shared list access. DealMachine is not the right fit for a desktop-only researcher, an institutional CRE buyer, or an operator whose sourcing runs entirely on purchased lists.

6. Reonomy: Best for Off-Market Commercial Real Estate Below the Institutional Tier

Reonomy is the answer when the buyer sources off-market commercial deals and cannot justify a CoStar contract. The platform is commercial-only, covering 54M+ commercial properties with 200+ filters, 68M transactions, and 30M owner contacts. Reonomy has operated as an Altus Group business since Altus acquired it in November 2021 for US$201.5 million, which places it inside a CRE valuation and fund-intelligence company.

Reonomy surfaces the people behind shell LLCs, with phone, email, and mailing contacts ranked by reliability. Off-market CRE sourcing depends on reaching the decision maker behind an entity, which is the job Reonomy optimizes for. Direct integrations with 3,100 county assessors across 385 MSAs, plus partnerships with Cotality (formerly CoreLogic) and ICE, give the platform a recordation pipeline competing CRE tools struggle to match.

Reonomy also scores likelihood to sell using ownership tenure, recent debt activity, and portfolio turnover, so acquirers can rank outreach before mailing a whole market. Pricing is published at $500 a month per user, or $400 per month on annual billing, which lands above every residential SMB platform here and far below CoStar.

Reonomy is built for CRE brokers, mid-market CRE investors, and acquirers sourcing off-market multifamily and industrial deals without paying for full CoStar. Reonomy is not the right fit for residential investors, institutional acquirers who require verified tenant rosters at CoStar scale, or buyers who need anything outside a commercial dataset.

7. ATTOM: Best for Investors Building Their Own Data Infrastructure

ATTOM is the answer when the buyer wants raw property data through an API and plans to build the interface. The company rebranded from RealtyTrac in 2016 and has been a Lovell Minnick Partners portfolio company since January 2019. On January 20, 2026 ATTOM acquired key assets of ResiShares, including the platform and its forecasting technology, then launched ResiScore neighborhood rankings in June.

The dataset covers 158M+ U.S. properties, 9,000+ data fields, and 3,000+ counties, with AVMs, deed and mortgage records, and school data inside it. The REST API returns JSON and XML and ships with the ATTOM ID, a persistent property identifier that lets a buyer join ATTOM records to other sources without match logic. Delivery also runs through Snowflake, Databricks, and an MCP endpoint.

ATTOM publishes no self-serve API price, so the developer portal hands out a free API key for development work and routes production buyers to sales, where the quote depends on data package, call volume, and license terms. The one published figure is Property Navigator Professional at $499 a year for one seat, 200 reports a month, and 2,000 list exports.

ATTOM is built for investor-operators building internal dashboards, proptech startups embedding property data in their own products, and quant funds ingesting records into their models. ATTOM is not the right fit for an individual wholesaler or a first-year investor, because there is no list-building UI and no mail product on the other side of the API key.

8. HouseCanary: Best for AI-Powered Residential Valuation

HouseCanary is the answer when the buyer needs defensible AVMs for residential portfolios at institutional scale. The platform runs on a 136M+ property national dataset and publishes value forecasts extending 36 months out, which is the layer funds and lenders consume when pricing hundreds of homes. HouseCanary's B2B products are separate from ComeHome, its consumer marketplace brand.

The company names 8 of the top 10 mortgage lenders and 8 of the top 10 SFR REITs as customers, which describes the intended buyer. The Data Explorer API delivers 75+ property and geographic data points across individual addresses, census tracts, ZIPs, MSAs, and states.

Pricing starts at $190 a year for Basic, which excludes API access, then Pro at $790 and Teams at $1,990 a year with core API access included. Property Analytics calls bill per successful call, from 50 cents on basic endpoints up to $6 on premium-plus endpoints, so a heavy valuation loop costs far more than the subscription suggests.

HouseCanary is built for SFR funds, iBuyer operators, quant-driven residential investors, and lenders who need AVM evidence in a loan file. HouseCanary is not the right fit for a wholesaler, a small fix-and-flip operator, or any buyer who needs sourcing workflow more than valuation infrastructure, since the product carries no motivated-seller lists.

9. Mashvisor: Best for Short-Term and Long-Term Rental Analytics

Mashvisor is the answer when the investment thesis is rental income and the buyer needs comps on both long-term rentals and Airbnb. Most property platforms carry one or the other, while Mashvisor estimates both long-term and short-term rates on the same address, so a buyer can compare strategies before offering. Coverage runs about 95% of U.S. markets, with short-term rental regulatory data for 500+ cities.

Market Finder scores nationwide markets, Property Finder runs multi-location search, Dynamic Pricing sets Airbnb rates, and the Mashmeter score summarizes overall investment potential per property. Pricing runs $49.99 a month for Lite, $74.99 for Standard, and $99.99 for Professional when billed annually, with a custom Enterprise tier above.

Mashvisor is built for buy-and-hold landlords evaluating new rental markets, Airbnb hosts pricing units against local comps, and portfolio operators running mixed long-term and short-term strategies. Mashvisor is not the right fit for wholesalers chasing off-market sellers, CRE investors, or institutional acquirers who need verified comps at CoStar scale.

10. REIPro: Best for Beginner Investors Who Want Data Plus CRM in One Place

REIPro is the answer when a new investor needs a guided sequence more than a power-user feature set. The platform is built around a 10-step workflow that walks a first-year wholesaler or flipper from lead identification through closing, with the DealPro calculator handling deal math. Structure and education sit in front of the data, which separates REIPro from PropStream's 165-filter interface.

One subscription bundles lead lists across roughly 150 million properties, comps, skip tracing, direct mail templates, and a built-in CRM, plus a driving-for-dollars mobile app. Standard runs $109 a month and Team runs $297, which puts it above PropStream Essentials and below PropertyRadar Solo. Third-party reviewers note that REIPro lags on automation, with no AI assistant and no built-in multi-line dialer.

REIPro is built for first-year wholesalers, new fix-and-flip investors, and operators who want data and CRM behind one login with a process to follow. REIPro is not the right fit for a multi-rep acquisition team that needs 800+ filters, an institutional buyer, or an operator who has outgrown a guided sequence and wants raw filter depth.

Which Property Data Platform Should You Choose?

The right platform depends on investor type, deal volume, and where the workflow's center of gravity sits. Below is the buyer-by-buyer map, with the institutional answer separated from the SMB one.

• Pick PropertyRadar if you are an individual or SMB investor (wholesaler, fix-and-flip, buy-and-hold, or small acquisition team). It carries the deepest foreclosure and distress coverage in the SMB tier, includes owner phones and emails in the subscription, and monitors lists so outreach fires on its own.
• CoStar fits when you are a REIT, institutional acquirer, CRE lender, or private-equity fund underwriting commercial assets at portfolio scale. The 1,400+ research team, 5.3M+ sale comps, and LoopNet integration are what an investment committee expects.
• Choose PropStream for MLS-derived comps, a rehab calculator, and skip tracing bundled on Pro and Elite, especially if flip underwriting drives your deals.
• BatchData is the answer for teams pulling six figures of records a month into a warehouse, where a published 76% right-party contact rate matters more than a dashboard.
• Pick DealMachine if driving neighborhoods is your main lead source and you want a mobile-first field workflow, 800+ filters, and a rehab estimator at $99 per seat.
• Reonomy earns the slot when you source off-market commercial deals below the institutional tier and need to unmask LLC owners across 54M+ commercial properties.
• Choose ATTOM for building your own dashboards or models on raw property data, with 9,000+ fields and a persistent property ID.
• HouseCanary makes sense when you run SFR funds, iBuyer operations, or quant residential strategies that depend on defensible AVMs and 36-month forecasts.
• Pick Mashvisor if you invest in rentals, especially Airbnb and short-term, and need rental comps the general platforms do not carry.
• REIPro suits a first-year investor who wants a guided 10-step sequence with data and CRM in one login.

PropertyRadar remains the broader category leader for individual and SMB investors, and CoStar remains the leader for institutional CRE, even where a more specialized tool wins a specific use case above. Investors who want predictive seller-likelihood scoring across commercial and residential records have one more option in Prospect by Buildout, the renamed ProspectNow, covering 155M properties on quote-based pricing. The other eight ranked platforms earn their slots because each owns a workflow the two leaders do not own as cleanly, and the right answer for any given investor depends on which of those workflows defines the day-to-day.