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    v 5.0.0 API
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    • v 4.01
    • v 3.01
    • v 2.96
    • v 2.95
    • v 2.94
    • v 2.93

Web Services

Services › Census Intersection › Web Services

The Texas A&M Geoservices point-in-polygon Census Intersection engine can be used from desktop and/or web applications via the Web Service interfaces listed below. The only required information is the API key, which is available in your account profile page. You may want to read the technical details.

API Version - 2.94

Available API Endpoints


API #1 - .Net Point-In-Polygon Census Intersction Web Service


  • API that can be used from scripts, http, and SOAP compatible clients
  • API URL

    https://geoservices.tamu.edu/Services/CensusIntersection/WebService/CensusIntersectionWebService_V02_94.asmx


API #2 - HTTP Point-In-Polygon Census Intersction Web Service


  • API that can be used from scripts and http
  • API URL

    https://geoservices.tamu.edu/Services/CensusIntersection/WebService/CensusIntersectionWebServiceHttp_V02_94.aspx?

    API Input Fields

    Parameter Required Description Example Possible Values
    apiKey true click here for your API key api-key-value text string
    version true the version of the parser to use 2.94 2.94
    lat true the latitude of the input coordinate 34.0726207994348 double
    lon true the longitude of the input coordinate -118.397965182076 double
    s false the abbreviation of the state of the input CA text string
    format false output format csv csv, tsv, xml
    notStore false indicates if the transaction details should not be historically stored in your account true true, false

    API Output Fields and Index (for non-XML output)

    Position Field Required Description Possible Values
    0 Query Status Code true Result code See list
    1 API Version true Vesion of the API used 2.94
    2 Transaction Id true Query Id Unique Id
    3 Census 2000 Block true Census 2000 block value for the output point
    4 Census 2000 Block Group true Census 2000 block group value for the output point
    5 Census 2000 Tract true Census 2000 tract value for the output point
    6 Census 2000 Place Fips true Census 2000 place fips value for the output point
    7 Census 2000 MCD Fips true Census 2000 minor civil division fips value for the output point
    8 Census 2000 MSA Fips true Census 2000 metropolitan statistical area fips value for the output point
    9 Census 2000 CBSA Fips true Census 2000 core base statistical area fips value for the output point
    10 Census 2000 CBSA Micro true Census 2000 core base statistical area micropolitan flag for the output point
    11 Census 2000 MetDiv Fips true Census 2000 metropolitan division fips value for the output point
    12 Census 2000 County Fips true Census 2000 county fips value for the output point
    13 Census 2000 State Fips true Census 2000 state fips value for the output point
    14 Time Taken true Processing time Milliseconds
  • API Examples

    Example 1 - 34.0726207994348, -118.397965182076, CA (CSV)

    Example 2 - 34.0726207994348, -118.397965182076, CA (XML)

    Example 3 - 34.0726207994348, -118.397965182076 (CSV)

    Example 4 - 34.0726207994348, -118.397965182076 (XML)

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