West London

Hillingdon planning data

10,252 planning applications from Hillingdon, available as JSON over REST or through the MCP server. 14 fields are populated on at least 90% of records.

10,252

Applications

—

Enforcement notices

2,434

Appeals

2023–2026

Date range

Field coverage

Measured across all 10,252 records. This is what is actually filled in, not what the council's portal offers — ask get_council_fields for the same numbers from an MCP client.

Reliable — 90% or more of records

Field	Populated	Coverage
`address`	10,252	100.0%
`agent_id`	10,251	100.0%
`agent_name`	10,251	100.0%
`case_officer`	10,252	100.0%
`description`	10,252	100.0%
`officer_id`	10,252	100.0%
`received_date`	10,252	100.0%
`reference`	10,252	100.0%
`status`	10,252	100.0%
`ward`	10,229	99.8%
`status_normalized`	10,202	99.5%
`decision`	9,517	92.8%
`decision_date`	9,516	92.8%
`decision_normalized`	9,462	92.3%

Partial — use with care

Field	Populated	Coverage
`postcode`	3,676	35.9%

Rarely or never published

Field	Populated	Coverage
`agent_company`	0	0.0%
`agent_email`	0	0.0%
`agent_phone`	0	0.0%
`alternative_reference`	0	0.0%
`appeal_decision`	0	0.0%
`appeal_decision_normalized`	0	0.0%
`applicant_name`	0	0.0%
`application_type`	0	0.0%
`decision_level`	0	0.0%
`development_type`	0	0.0%
`easting`	0	0.0%
`northing`	0	0.0%
`officer_recommendation`	0	0.0%
`property_id`	1	0.0%
`standard_type`	0	0.0%

Query it

curl -H "X-Api-Key: $KEY" \
  "https://ukplanningapi.co.uk/v1/applications?council_id=142&limit=5"

Council id for Hillingdon is 142. Full endpoint reference →

Get a key for Hillingdon data

500 requests a month, free. No card, no password.