API-accessible feeds let teams ingest parcel, tax, deed, MLS, AVM, and market data into internal tools without manual exports. This page lists sources verified in our directory and tagged with API access. Always confirm coverage, authentication, rate limits, and licensing in the provider’s current documentation before production use.
80 of 80 sources shown
80 available sources
| Description | Data | Open | |||||||
|---|---|---|---|---|---|---|---|---|---|
location_on | Addresscloud US Property (usprop) is a dataset providing property information across the United States. | Addresscloud | Private | Property & Parcel Data | Property IdentificationAddress DetailsLegal Description+1 | Paid | API | View | |
domain | AirDNA provides short-term rental data and analytics for hosts and investors. It offers insights into market performance and property earning potential. | AirDNA | Private | Rental & Multifamily Data | short-term rental datamarket projectionsproperty insights | Free | API | View | |
trending_up | Weekly housing market data and reports broken down by ZIP Code and market quartiles via web platform and API. | Altos Research | Private | Market Data & Analytics | housing market data | Free | API | View | |
database | Annual US population and housing estimates from the Census Bureau. | U.S. Census Bureau | Public | Public & Government Records | Housing characteristicsPopulation estimatesIncomeCSV+2 | Paid | API | View | |
group | ArcGIS Business Analyst is Esri’s location-based market and community intelligence software. It combines demographic, business, lifestyle, spending, and census data with map-based analytics. | Esri | Private | Neighborhood & Location Intelligence | demographic databusiness datalifestyle data+8 | Paid | API | View | |
location_on | Commercial API for US property, ownership, transaction and mortgage data. | ATTOM | Private | Property & Parcel Data | Property characteristicsOwnershipSalesJSON+3 | Free | API | View | |
database | Backflip offers fix and flip loan options and free tools for deal and comparable property analysis for real estate investors. | Backflip | Private | Investment & Portfolio Analytics | Not specified | Paid | API | View | |
domain | National building permit and contractor license data with over 326M permits and 85% US coverage. | Building Permit Data | Private | Construction & Development Tech | Not specified | Paid | API | View | |
trending_up | CIMLS.com is a commercial real estate listing service that provides property marketing, data, and listing management services. | CIMLS.com | Public | Market Data & Analytics | Commercial Properties For SaleCommercial Properties For LeaseComparable Transactions | Free | API | View | |
work | Nationwide commercial real estate listings and market data for office, industrial, retail, and coworking spaces. | CommercialEdge | Private | Market Data & Analytics | Active listingsSale compsLease comps+2 | Paid | API | View | |
code | Enterprise property data API with comprehensive coverage. | CoreLogic | Private | Property & Parcel Data | AVMTax dataDeed records+3 | Paid | API | View | |
work | Comprehensive commercial real estate data and analytics. | CoStar Group | Private | Market Data & Analytics | Property detailsLease compsTenant data+2 | Paid | API | View | |
domain | Multifamily rental listings and lease comparables data via web platform and API for US markets. | CoStar Group, Inc. | Private | Rental & Multifamily Data | informationanalytics | Paid | API | View | |
database | Provider of property, market, valuation and hazard data products. | Cotality | Private | Property & Parcel Data | Property recordsMarket dataTaxProduct dependent+2 | Paid | API | View | |
description | Parcel-level ownership, deed, and recorded document data for 150M+ US properties via web platform and API. | First American Data & Analytics | Private | Ownership & Title Data | Property Ownership DataDeedsMortgages+21 | Paid | API | View | |
trending_up | DealGround provides commercial real estate data with 62M+ properties, including tenant info, transaction history, and ownership contacts. | DealGround | Private | Market Data & Analytics | parcel informationproperty recordstenant locations+8 | Paid | API | View | |
domain | Dwellsy is a rental housing platform that lists apartments, houses, townhouses, condos, and mobile homes for rent. | Dwellsy | Public | Rental & Multifamily Data | ApartmentsHousesTownhouses+2 | Paid | API | View | |
domain | Unit-level final asking rent data from 17M+ residential listings sourced directly from property management systems nationwide. | Dwellsy | Private | Rental & Multifamily Data | Rent DataUnit-level Data | Paid | API | View | |
eco | High-resolution aerial imagery and AI-driven property measurements with 1-inch accuracy via unified platform and subscription. | Eagleview | Private | Alternative & Proptech Data | high-resolution aerial imagesAI-driven property insightsproperty measurements+3 | Paid | API | View | |
database | API providing real-time data to identify if loans are owned by Fannie Mae for refinance and underwriting eligibility. | Fannie Mae | Private | Mortgage & Financial Data | loan data | Paid | API | View | |
shield | Flood zone and flood risk data delivered via API for properties across the United States. | FEMA Flood Map API | Public | Neighborhood & Location Intelligence | Not specified | Paid | API | View | |
eco | Property-level physical climate risk data on flood, wildfire, and wind hazards via API and open data for real estate assets worldwide. | First Street Foundation | Private | Alternative & Proptech Data | climate risk scoresperil exposurefinancial impact+1 | Paid | API | View | |
database | Climate risk and flood zone data with property-level assessments via web platform and API. | Flood risk API | Private | Neighborhood & Location Intelligence | Not specified | Paid | API | View | |
shield | ICE provides nationwide foreclosure data covering notices of default, trustees, auctions, and bank-owned properties across judicial and non-judicial states. | ICE | Private | Foreclosure & Distressed Property Data | Notices of defaultTrusteesProperty auctions+12 | Paid | API | View | |
group | Point-of-interest data with 300+ place types and attributes for location analysis via BigQuery integration. | Google Maps Platform | Private | Neighborhood & Location Intelligence | Point of Interest DataGeospatial Data | Paid | API | View |
Showing 1-25 of 80
Various
Assessor-sourced characteristics, boundaries, and parcel identifiers.
Various
Deed, mortgage, and recorder-sourced instruments where offered.
Various
Trends, rent estimates, valuations, and analytics endpoints.
Validate endpoints, auth scheme, pagination, webhooks, and sandbox behavior against live docs — APIs change frequently.
APNs, address formats, and CRS choices differ by source; define join keys before mixing county, state, and national datasets.