Connecticut Historic and Cultural Resources with Geolocation

Above Ground Resources is a consolidated geospatial dataset of historic and cultural points for the state of Connecticut. It aggregates records from multiple sources including National Historic Landmarks, the National Register, state and local registers, and various special surveys. The data was last updated on 2026-03-22 and is provided by the State of Connecticut.

Use Cases

• Map historic preservation sites based on aggregated designation sources.
• Analyze the distribution of cultural resources based on geolocation data.
• Cross-reference local and national historic registers based on consolidated entries.

Strengths

• Aggregates data from over ten distinct historic and cultural source inventories.
• Includes geolocation for many points based on addresses and pre-existing maps.
• Deduplicates resources that appear in multiple source PDFs into single entries.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Some resources were unable to be geolocated, though they remain in the attribute table.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

State of Connecticut

Collection Method

Points are directly sourced from listed inventories and surveys, with geolocation based on addresses and maps from associated PDFs.

Time Range

null

Freshness

Last updated 2026-03-22 03:05:44.459805; freshness should be verified.

Geography

Connecticut, USA