National Nature Reserves in England with Ordnance Survey Boundaries

National Nature Reserves (NNR) in England are land declared under the National Parks and Access to the Countryside Act 1949 or Wildlife and Countryside Act (1981) as amended. The dataset excludes proposed sites and is supplied in England-wide and 100 x 100km tile formats, with boundaries mapped against Ordnance Survey MasterMap. Natural England provides this data, last updated on 2026-04-29.

Use Cases

• Map and analyze the spatial distribution of protected areas based on the described reserve boundaries.
• Assess habitat connectivity and landscape conservation planning based on the geospatial reserve data.
• Integrate with other environmental datasets for land-use and biodiversity studies based on the Ordnance Survey-aligned boundaries.

Strengths

• Boundaries are mapped against the authoritative Ordnance Survey MasterMap.
• Excludes proposed sites, focusing on legally declared reserves.
• Data is supplied in both England-wide and 100 x 100km tile formats for flexibility.

Limitations

• Row count and specific column definitions are unknown, limiting suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

Natural England

Collection Method

Declared under specific Acts of Parliament; boundaries mapped against Ordnance Survey MasterMap.

Freshness

Last updated 2026-04-29 12:04:58.539165; freshness should be verified.

Geography

England