Hertfordshire

Hertsmere planning data

5,421 planning applications from Hertsmere, available as JSON over REST or through the MCP server. 16 fields are populated on at least 90% of records.

5,421

Applications

—

Enforcement notices

745

Appeals

2000–2026

Date range

Field coverage

Measured across all 5,421 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`	5,421	100.0%
`application_type`	5,419	100.0%
`description`	5,421	100.0%
`received_date`	5,421	100.0%
`reference`	5,421	100.0%
`ward`	5,419	100.0%
`case_officer`	5,409	99.8%
`officer_id`	5,409	99.8%
`agent_email`	5,402	99.6%
`applicant_name`	5,281	97.4%
`status`	5,239	96.6%
`status_normalized`	5,239	96.6%
`alternative_reference`	5,103	94.1%
`decision`	5,027	92.7%
`decision_date`	5,025	92.7%
`decision_normalized`	4,985	92.0%

Partial — use with care

Field	Populated	Coverage
`postcode`	4,871	89.9%
`agent_phone`	4,835	89.2%
`agent_id`	4,749	87.6%
`agent_name`	4,749	87.6%
`decision_level`	4,349	80.2%
`agent_company`	4,337	80.0%
`standard_type`	3,954	72.9%

Rarely or never published

Field	Populated	Coverage
`appeal_decision`	98	1.8%
`appeal_decision_normalized`	98	1.8%
`property_id`	42	0.8%
`development_type`	0	0.0%
`easting`	0	0.0%
`northing`	0	0.0%
`officer_recommendation`	0	0.0%

Query it

curl -H "X-Api-Key: $KEY" \
  "https://ukplanningapi.co.uk/v1/applications?council_id=287&limit=5"

Council id for Hertsmere is 287. Full endpoint reference →

Get a key for Hertsmere data

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