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← All councils

Welwyn Hatfield planning applications

Search, track and analyse every planning application in Welwyn Hatfield— updated daily from the council’s own register.

Fresh — scraped in the last 48 hours·646 applications indexed·Last scrape 11h ago

Last 30 days indexed

144 new

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Daily or weekly digest of new Welwyn Hatfield applications, by email.

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Free tier — 1,000 API requests/month included.

Checking a property in Welwyn Hatfield?

Instant site-appraisal report

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.

Check a site free →

Planning performance · official MHCLG data

85.1% of applications approved

Ranks #214 of 310 UK authorities · national average 87.1% · rolling 2025 Q3 – 2026 Q2

Year by year, by type →See the full benchmark →

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 #178 of 371 for decisions upheld · national average 32.0% · 210 appeals decided

See the full appeals record →

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

£429,152 median sale price

-2.5% year on year · 1,126 sales in the last 12 months

See the full market →

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

60.0% of homes rated EPC C or above

Ranks #9 of 318 most efficient · national average 46.6% · 44,929 certificates

See the full energy profile →

% rated C or above (higher is better). The A–G band distribution and year-by-year trend are available on paid plans.

10 most-recent applications

Preview only. Full fields, search, and history via the API.

ReferenceAddressDescriptionTypeReceived
6/2026/1730/EM6 Melbourne Court Welwyn Garden CityAlterations to front and side elevations of the house and adding an EV charger to front elevationOther30 Sept 2026
6/2026/1697/EMDecision Documents Consultees Neighbours History NMAs More ☰ Application…Removal of front hedgerow and replace with planted flowersOther25 Sept 2026
6/2026/1689/MAJHowlands House Howlands Welwyn Garden CityErection of a single 3 and 4-storey building comprising 44 temporary accommodation homes, staff office and laundry…Other25 Sept 2026
6/2026/1688/EMDecision Documents Consultees Neighbours History NMAs More ☰ Application…Proposed portico to front and side entrances, new dormer windows to existing roof space, new/repositioned rooflights on…Householder24 Sept 2026
6/2026/1682/HOUSEDecision Documents Consultees Neighbours History NMAs More ☰ Application…Addition of solar panels to roof (front and rear)Householder23 Sept 2026
6/2026/1686/PN865 Maple Grove Welwyn Garden CityPrior approval for the erection of a single storey rear extension measuring 6m in depth, 3m in height and 2.75m to the…Priorapproval23 Sept 2026
6/2026/1653/EM10 Handside Green Welwyn Garden CityErection of a shed at read garden, replace rear garden gate and fencing and removing an internal Leylandii hedgeOther21 Sept 2026
6/2026/1645/HOUSEDecision Documents Consultees Neighbours History NMAs More ☰ Application…Erection of front porch and car portHouseholder21 Sept 2026
6/2026/1643/FULLKnebworth Care Home 59 London Road Woolmer GreenReconfiguration and extension of the existing car parking provision to provide 10 additional parking spaces, relocation…Fullplanning21 Sept 2026
6/2026/1649/FULL17A The Broadway HatfieldErection of canopyFullplanning21 Sept 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.uk

Newest application received 30 Sept 2026.

Welwyn Hatfield planning FAQs

How do I search Welwyn Hatfield planning applications for free?

This page lists the latest applications received by Welwyn Hatfield, updated several times a day. A free PlanNexus account searches the full archive of 646 indexed applications by postcode, date, status and type, and includes 1,000 requests a month plus email alerts. PlanNexus is independent of Welwyn Hatfield — we index what the council publishes and add the decisions, approval rates and appeal outcomes the register itself doesn't show. The council's own portal is linked above.

How often is Welwyn Hatfield planning data updated?

PlanNexus indexes Welwyn Hatfield's planning register several times a day. The newest application on record was received 30 Sept 2026.

What share of planning applications does Welwyn Hatfield approve?

85.1% of Welwyn Hatfield's planning applications were approved over the rolling 2025 Q3 – 2026 Q2, against a national average of 87.1% (official MHCLG figures).

How often are Welwyn Hatfield planning decisions overturned at appeal?

30.9% of appeals against Welwyn Hatfield decisions were allowed by the Planning Inspectorate, against a national average of 32.0%, across 210 decided appeals.

How do I check the planning history of a property in Welwyn Hatfield?

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.

Coverage data is public; full application detail and the search API require a free account. Browse all councils.