Maricopa County Topological Face Polygons With Census Geocodes 2023

Topological face polygons from the U.S. Census Bureau's 2023 TIGER/Line database for Maricopa County, AZ. Each face includes key geographic area codes for Census data tabulation and has a unique topological face identifier (TFID). The data is designed to be combined with other county files to create a seamless national coverage.

Use Cases

• Construct geometries for Census geographic areas by dissolving face polygons on key geographic area codes like Census Tract Number or Block Group.
• Analyze spatial relationships and adjacency between different administrative boundaries using the topological face identifier (TFID).
• Join demographic or economic data to Maricopa County using standard Census identifiers such as County Fips Code or 5 digit zip code tabulation area code.

Strengths

• Data originates from the authoritative U.S. Census Bureau Master Address File/TIGER Database (MTDB), ensuring national consistency.
• Each topological face includes key geographic area codes for all geographic areas used in 2020 Census and annual surveys.
• Shapefiles are designed to be stand-alone for the county or combinable to create seamless national coverage without overlaps or gaps.

Limitations

• Specific data volume metrics like row count, file size, and column details are unavailable for assessment.
• As a 2023 extract, the data may not reflect the most recent boundary changes or demographic shifts.
• The dataset's utility for detailed analysis is limited without documented schema or sample data.

Provenance

Source

U.S. Census Bureau, Department of Commerce

Collection Method

Extract of selected geographic and cartographic information from the Master Address File/TIGER Database (MTDB).

Time Range

2023

Freshness

Data reflects the 2023 TIGER/Line release, with platform metadata last updated in August 2025.

Geography

Maricopa County, Arizona, United States