Maryland Inventory of Historic Properties: 90,000 Cultural Resources

Nearly 90,000 architectural, archaeological, and cultural resources are documented in this state inventory. The Maryland Historical Trust maintains this archive as a non-regulatory research instrument, distinct from official designation lists. It includes archaeological sites, buildings, structures, objects, and survey districts across Maryland.

Use Cases

• Researching the history and description of specific historic buildings or structures listed in the inventory.
• Mapping the distribution of archaeological sites and cultural resources across Maryland counties.
• Analyzing trends in historic property types (e.g., buildings vs. objects vs. districts) for preservation planning.
• Cross-referencing resources listed in the National Register of Historic Places or local designation lists.

Strengths

• Contains a large-scale inventory of nearly 90,000 documented historic resources.
• Covers multiple resource types including archaeological sites, buildings, structures, objects, and districts.
• Serves as a foundational research archive maintained by the state's official historical trust.

Limitations

• Specific column names, row counts, and data formats are not detailed in the provided sources.
• The dataset's license, author, and exact update frequency are unspecified.
• Sources provide conflicting 'last updated' metadata (2025-11-12 vs. 2026-04-05).

Provenance

Source

State of Maryland, Maryland Historical Trust.

Collection Method

Documentation and archival of historic resource information via Maryland Inventory forms.

Time Range

null

Freshness

Sources indicate updates in November 2025 and April 2026, suggesting ongoing maintenance.

Geography

State of Maryland, USA.