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      Vehicle Availability Data

      A summary of the Census Vehicle Availability Data specification.

      1.0 Introduction

      Vehicle Availability datasets are reported once per year by the United States Census. The data sets range from 2015 - to 2020 and have been aggregated to census tracts.

      The data quantifies how many vehicles each adult has access to and summarizes how many fall within the following categories:

      • No Vehicle Available

      • 1 Vehicle Available

      • 2 Vehicles Available

      • 3 Vehicles Available

      • 4 Vehicles Available

      • 5 or More Vehicles are Available

      Census Vehicle Availability Parameters: Census.gov

      2.0 Data Specification

      The following table is the format in which downloaded Vehicle Availability data will be provided:

      Field

      Type

      Description

      geo_id

      String

      14-digit code relating the data to the correct geolocation.

      census_tract_code

      String

      The unique identifier provided by the US Census for each census tract.

      sub_category

      String

      Lists Numbers of Vehicles Available.

      unit

      String

      Total Count.

      value

      Float

      Number of Persons within Vehicle Category.

      year

      String

      Year data was collected.

      county_name

      String

      Name of the county that the census tract resides in.

      state_name

      String

      Name of the state that the census tract resides in

      geometry

      String

      The GIS information required for the computer to read the mapping file.

      💡Tip: The “GEO.ID” field contains 14-digit codes that identify the summary level of data, the geographic component of the data, and FIPS codes that uniquely identify the data. For example, the 14-digit “GEO.ID” for Harris County, TX is “0500000US48201” where “050” represents the summary level of the data, “0000” represents the 2-digit geographic variant, and the 2-digit geographic component, “US” represents the United States, “48” represents the state of Texas and “201” represents Harris County.