UPRN – Unique Property Reference Number
A unique identifier created and maintained by Ordnance Survey as part of AddressBase.
UPRNs are up to 12 digits long and represent individual land parcels or properties in Great Britain.
- Tracks a property from planning to demolition
- Includes non-postal locations
- Updated on a 6-week cycle
- Used heavily in government, planning, utilities and property sectors
- Available in Fetchify Address Auto Complete when geocoding is enabled
UPRN vs UDPRN (summary):
- UPRN = OS / local authorities
- UDPRN = Royal Mail / PAF
- UPRN includes non-postal locations
- UDPRN includes deliverable addresses only
- UPRN updated every 6 weeks, UDPRN daily
- One-to-one link exists between UPRN and UDPRN where both are present
- Northern Ireland UPRNs are not maintained in AddressBase
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