Denali Borough Topological Faces With 2020 Census Geocodes

2020 Census and annual survey data provides polygon topological primitives for the Denali Borough, Alaska. This shapefile contains face geometries with unique identifiers and key geographic area codes for national data tabulation. The data is designed to stand alone or be combined with other TIGER/Line files for national coverage.

Use Cases

• Dissolve face geometries on key geographic area codes like Congressional District Code or Census Tract Number to build custom administrative boundaries.
• Analyze spatial relationships between different geographic levels, such as County Fips Code and Block Group, using the topological face primitives.
• Join demographic or economic data from other Census sources using unique identifiers like the TFID for areal analysis.
• Extract and map specific area types, such as Public Use Microdata Areas or Alaska Native Regional Corporations, using their respective FIPS codes contained in the face attributes.

Strengths

• Data originates from the U.S. Census Bureau's authoritative MAF/TIGER System, ensuring national topological consistency with no overlaps or gaps.
• Includes key geographic area codes for all areas used in 2020 Census and annual surveys, enabling linkage to a wide range of demographic datasets.
• Each topological face has a unique identifier (TFID), facilitating precise data joins and spatial operations.

Limitations

• The specific row count, column count, and file size are unknown, making it difficult to assess the dataset's scale and structure before download.
• As a single county extract, it requires combination with other TIGER/Line files for analyses beyond the Denali Borough, Alaska.

Provenance

Source

U.S. Census Bureau, Department of Commerce

Collection Method

Extract from the Master Address File / Topologically Integrated Geographic Encoding and Referencing (MAF/TIGER) System.

Time Range

Primarily 2020 Census, with codes for annual estimates and surveys.

Freshness

Last updated on 2025-12-25, indicating recent maintenance.

Geography

Denali Borough, Alaska, United States.