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Best 州级数据 APIs

Taxes by State API

Finance & Payments

This API will help you obtain the taxes by US state

Free 7-Day Trial

100% uptime 355ms avg MCP ready

Demographics Enrichment API

Location & Mapping

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.

Free 7-Day Trial

100% uptime 191ms avg MCP ready

Country Data API

Location & Mapping

Country Data API provides comprehensive information on the economy, society, education, environment, and demographics of countries, with up-to-date and reliable data.

Free 7-Day Trial

100% uptime 709ms avg MCP ready

Retrieve Sales Tax Data by ZIP Code API

Finance & Payments

Access accurate sales tax data instantly by ZIP code for seamless calculations and compliance.

Free 7-Day Trial

100% uptime 311ms avg MCP ready

US Property Tax Data Retrieval API

Real Estate & Housing

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

Free 7-Day Trial

100% uptime 428ms avg MCP ready

US Property Tax Records Extractor API

Real Estate & Housing

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

Free 7-Day Trial

100% uptime 433ms avg MCP ready

Retrieve Country Data API

Location & Mapping

Quickly retrieve comprehensive country data for analysis and applications using the Retrieve Retrieve Country Data API.

Free 7-Day Trial

100% uptime 500ms avg MCP ready

US Data Breach Notification Deadline API

Legal & Compliance

US state statutory data-breach notification deadlines, by state — a fixed number of days or the state's own qualitative standard. Independent product — not affiliated with any US state government or

Free 7-Day Trial

100% uptime MCP ready

Country Data Fetcher API

Location & Mapping

Obtain accurate and up-to-date country statistics for insights and reporting via our Country Data Fetcher API.

Free 7-Day Trial

100% uptime 583ms avg MCP ready

Country Data Retrieval API

Location & Mapping

Streamline your app's access to essential country information with the Country Data Retrieval API.

Free 7-Day Trial

100% uptime 600ms avg MCP ready

Retrieve US Property Tax Files API

Real Estate & Housing

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

Free 7-Day Trial

100% uptime 686ms avg MCP ready

US Casino Data API

Sports & Gaming

This API provides comprehensive data on the number and legality of casinos across U.S. states for 2025.

Free 7-Day Trial

100% uptime 5,617ms avg MCP ready

Postal Code to State API

Location & Mapping

Postal Code to State API is a versatile tool that allows users to convert zip codes to their corresponding names or state codes. This API simplifies the process of associating zip codes with their respective states, providing accurate and reliable information for a wide range of applications.

Free 7-Day Trial

78% uptime 345ms avg MCP ready

US Counties Population API

Data & Analytics

This API provides detailed population statistics for US counties, including current and previous population data.

Free 7-Day Trial

100% uptime 4,127ms avg MCP ready

US State Population Data API

Data & Analytics

This API provides detailed population statistics for US states, including current and historical population data and growth rates.

Free 7-Day Trial

100% uptime 3,155ms avg MCP ready

USA State Demographics API

Data & Analytics

The USA State Demographics API provides in-depth population statistics for U.S. states, including historical data, growth rates, and density metrics.

Free 7-Day Trial

100% uptime 1,600ms avg MCP ready

County API

Location & Mapping

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

Free 7-Day Trial