Search, track and analyse every planning application in Welwyn Hatfield— updated daily from the council’s own register.
Last 30 days indexed
155 new
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Daily or weekly digest of new Welwyn Hatfield applications, by email.
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Planning designations, nearby planning history and an indicative verdict for any postcode — free preview, branded PDF from £25. The £99 deep report adds your registered land parcel on the map, flood zone, listed buildings, the council’s track record and market data.
Planning performance · official MHCLG data
86.3% of applications approved
Ranks #201 of 310 UK authorities · national average 87.1% · rolling 2025 Q2 – 2026 Q1
Decision speed (% in time), approval trends back to 1979, application-type mix and live market activity are available on paid plans.
Planning appeals · HM Planning Inspectorate
30.9% of appeals overturn this council
Ranks #154 of 315 for decisions upheld · national average 32.1% · 217 appeals decided
Overturn rate = appeals allowed ÷ decided (lower is better). Procedure mix and the year-by-year trend are available on paid plans.
Property market · HM Land Registry
£430,000 median sale price
-2.3% year on year · 1,070 sales in the last 12 months
Area-level (the whole authority), standard sales, median not average. Breakdown by property type and the 10-year trend are available on paid plans.
Energy performance · EPC certificates
59.9% of homes rated EPC C or above
Ranks #9 of 318 most efficient · national average 46.6% · 44,808 certificates
% rated C or above (higher is better). The A–G band distribution and year-by-year trend are available on paid plans.
Preview only. Full fields, search, and history via the API.
| Reference | Address | Description | Type | Received |
|---|---|---|---|---|
| 6/2026/1423/LAWP | Decision Documents Consultees Neighbours History NMAs More ☰ Application… | Certificate of lawfulness for the erection of an outbuilding | Lawfuldevelopment | 12 Aug 2026 |
| 6/2026/1419/COND | Howe Dell School The Runway Hatfield | Submission of details pursuant to Condition 1 (Biodiversity Gain Plan), Condition 2 (Landscape and Ecological… | Dischargeconditions | 11 Aug 2026 |
| 6/2026/1417/HOUSE | Decision Documents Consultees Neighbours History NMAs More ☰ Application… | Erection of single storey side and first floor rear extensions, front porch extension, door and fenestration… | Householder | 11 Aug 2026 |
| 6/2026/1416/TPO | Decision Documents Consultees Neighbours History NMAs More ☰ Application… | TPO 658 - Fell dead pine tree and dying Silver birch tree | Treeworks | 11 Aug 2026 |
| 6/2026/1407/FULL | Decision Documents Consultees Neighbours History NMAs More ☰ Application… | Erection of new dwelling and associated hard and soft landscaping following demolition of the existing dwelling and the… | Fullplanning | 10 Aug 2026 |
| 6/2026/1413/TPO | Decision Documents Consultees Neighbours History NMAs More ☰ Application… | Fell 2 x Scotts Pine covered by TPO 92 | Treeworks | 10 Aug 2026 |
| 6/2026/1404/FULL | Decision Documents Consultees Neighbours History NMAs More ☰ Application… | Erection of a three storey dwelling with associated landscaping to front and rear, following the demolition of existing… | Fullplanning | 7 Aug 2026 |
| 6/2026/1399/PN8 | 1 High Dells Hatfield | Prior approval for a single storey rear extension measuring 4.50m in depth, 2.58m to the eaves and the maximum height… | Priorapproval | 7 Aug 2026 |
| 6/2026/1406/COND | Bothys Field Holwell Court Farm | Submission of details pursuant to condition 1 (Biodiversity Net Gain Plan) and condition 2 (Landscape and Ecology… | Dischargeconditions | 7 Aug 2026 |
| 6/2026/1396/EM | 12 Mandeville Rise Welwyn Garden City | Installation of 20 all-black roof-mounted solar PV panels (14 on west-facing and 6 on east-facing roof slopes); one… | Other | 7 Aug 2026 |
Postcodes, coordinates, applicant and agent details, decision history, consultation dates, and the full description are available via the API and dashboard. Create a free account to access them.
Search via API
Pull every Welwyn Hatfield application, filter by date, postcode, status, type, and more.
curl -H "x-api-key: $PLANNEXUS_KEY" \ "https://api.plannexus.io/v1/applications?\ authority_gss=E07000241&limit=50"See API docs →
About this data
We index every application published on Welwyn Hatfield’s planning portal (def_v3) and refresh several times per day. The original portal:
https://planning.welhat.gov.ukNewest application received 12 Aug 2026.
This page lists the latest applications received by Welwyn Hatfield, updated daily. The PlanNexus dashboard and API let you search the full archive of 433 indexed applications by postcode, date, status and type — a free account includes 1,000 requests a month. The council's own portal is also linked above.
PlanNexus indexes Welwyn Hatfield's planning register several times a day. The newest application on record was received 12 Aug 2026.
86.3% of Welwyn Hatfield's planning applications were approved over the rolling 2025 Q2 – 2026 Q1, against a national average of 87.1% (official MHCLG figures).
30.9% of appeals against Welwyn Hatfield decisions were allowed by the Planning Inspectorate, against a national average of 32.1%, across 217 decided appeals.
Run a free site appraisal: enter the postcode to see planning designations and nearby planning history instantly, then download a full PDF report from £25. The £99 deep report adds your registered land parcel on the map, flood zone, listed buildings and the council's track record.
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