Real Estate API | Property Tax API

Real estate appraisal data, tax assessor / collector data with delinquent tax bills, and GIS data – available on-demand with the best real estate API on the market.

Property Search Data At Your Fingertips

Appraisal, collector or GIS – we’ve got you covered.

Our property data API gives you access to all the property details you need for the entire state or county. Get appraisal data, collector data (delinquent property tax), or GIS parcel data – or a custom mix of all 3.

Appraisal Data

Our property valuation API provides you with property owner / taxpayer information, along with deep data from the appraisal district, in a standardized format. Easily view square footage, year built, improvement sketches, and more.

Tax Collector / Delinquent Data

Use TaxNet’s powerful and comprehensive real property API to get up-to-date property tax data showing delinquent tax bills, estimated annual taxes, and more directly from the county tax assessor / collector.

GIS Parcel Data

Do you use GIS software such as ESRI ArcGIS? Order an import-ready parcel shapefile with property attributes. TaxNet’s GIS software is a great resource for points of interest, neighborhood property information, and more.

Get Real Estate Data. Delivered.

Bulk downloads or real-time access – it’s your choice.

Get a bulk data set with current market data, ready to import into your software.
Or, use our Real Estate Database API to pull real-time data directly into your system.

Property Information API

Real-time machine access via web services using XML or JSON queries and responses. Use our title search API to get the latest data for the real estate industry or up-to-date tax data for your business.

Bulk Licensing

Download complete state or county datasets, or tell us exactly what you want. We can provide you with real estate data from over 300 counties, covering all of Texas and Florida. Get the data you need, the way you want.

List Match & Append

Give us an address list, and we’ll give it back with comprehensive data, featuring all property information you need, including property valuation, property taxes, taxing jurisdictions, year built, square footage, and much more.

Supercharge Your Business

With The Best Real Estate API On The Market

Highly-Targeted Marketing

Create highly-targeted mailing lists to market your services to qualified prospects. Get detailed information about your customers to personalize their marketing experience.

All-In-One Data

Serve your customers better by accessing the most accurate tax and valuation information available. Precise data helps you provide the best solutions to your customers.

Immediate Results

When you have immediate access to the data you need, you can provide faster results, which means you waste less time, make more money, and get the job done faster than anyone else.

Property data. Made for your business.

How Businesses Like Yours Use Our Property Data API

TaxNetUSA has been providing comprehensive property data for over 25 years to businesses from a wide range of industries. When you need user-friendly, real-time property information that’s easy to use, TaxNetUSA is the team you can trust.

Learn more about our robust residential and commercial real estate insights API can change the game for your business.

property taxes, tax consultant

Property Tax Consultant

Use TaxNetUSA’s Web API to quickly access appraisal data, pull comps, get tax information, and more.

oil and gas

Oil and Gas

Use the simple drawing tool to outline pipeline routes and immediately download a list of all property owner information.

landman, land


With a couple clicks, you can effortlessly draw multiple pipeline route proposals to compare the impact on nearby homeowners.

pinwheel, wind power, alternative energy


ROW agents can quickly and easily find a list of homeowners surrounding an easement outlined with TaxNet’s drawing tool.