Retrieve accurate property tax data by city, county, state, or ZIP code, including percentile estimates for informed financial planning decisions.

One API to look up U.S. federal GSA per-diem (travel lodging + M&IE) and HUD Fair Market Rent / Small Area FMR (rent by bedroom, with voucher payment-standard bands) for any ZIP code — joined in a single call. FY2026, public-domain data, clean JSON. Built for travel-nurse stipend, relocation/HR, and real-estate/Section-8 tools. Unofficial; not affiliated with GSA or HUD.

Demographic Enrichment API for county and state lookup, search, and coordinate enrichment. Attribution: U.S. Census Bureau Population Estimates Program data and U.S. Census Bureau TIGER/Line county boundaries; this product is not endorsed or certified by the Census Bureau.

EPC label, EPBD MEPS compliance, and stranding-risk screening across 8 EU markets — primary energy, solar obligation, renovation cost, and cap-rate discount modelling for lenders and asset managers.

Capture detailed US property tax information effortlessly with our API, designed to streamline your property management and investment analysis.

Access comprehensive US property tax data effortlessly with our API, ensuring you stay informed on taxation trends and requirements.

Extract accurate US property tax records seamlessly using our intuitive API, enhancing your data analysis and reporting capabilities.

Quickly fetch detailed US property tax information with a user-friendly API designed for real estate professionals and analysts.

Building Performance Standards compliance screening for 7 major US jurisdictions (NYC, Boston, Denver, Washington State, Oregon, Maryland, and Washington DC).

Retrieve essential US property tax files with our efficient API, enabling easy access to crucial taxation information for informed decision-making.

This API provides detailed county information including location, population, demographics, time zone, FIPS codes, and postal codes for accurate regional data.

The Vietnam Administrative Divisions API is a tool that provides access to information about the administrative divisions of Vietnam. This API enables developers to retrieve data on the provinces, districts, and communes of Vietnam, making it easier to build applications that require location-based data.

Navigate statutory requirements across multiple cities effortlessly with the Statutory BPS API.

Facilitate seamless compliance checks with our EU Building Energy Compliance API for Fund Compliance Teams designed specifically for Fund Compliance Teams.

Gain valuable insights into building energy compliance with our Developer Insight Developer Insight EU Building Energy Compliance API for informed decisions.

Optimize your acquisition strategies with our Acquisitions Focused Acquisitions Focused EU Building Energy Compliance API, ensuring energy-efficient properties.

Assess risk effectively using our EU Building Energy Compliance Risk Assessment API, safeguarding your investments against non-compliance.

Protect your financial exposure with our Comprehensive Comprehensive EU Building Energy Compliance API for Financial Exposure ensuring robust compliance across all standards.

Streamline your lending processes with our Lender Focused Lender Focused EU Building Energy Compliance API tailored for energy efficiency standards.

Score one working relationship across up to 5 jurisdictions at once, or compare jurisdictions' legal tests and penalty exposure side by side, to find the safest place to engage a role.

Score IR35 and off-payroll working risk for UK engagements, alongside 19 other jurisdictions' classification tests, with factor-by-factor reasoning.

Stay ahead of Local Law 97 regulations across multiple cities with our compliance-focused API.

Access detailed county statistics effortlessly with our County Data Retrieval API for informed decision-making.

Effortlessly access detailed and valuable county data with our County Data API, designed to enrich and power your applications.

Simplify your workflow by capturing essential county information with our County Information Capture API for data-driven insights.