Planning application
1 Raffin Park Datchworth Hertfordshire SG3 6RR
Works: Extension Roofing Demolition Windows or glazing Domestic
Read from the description, not a valuation. How we read the register
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Demolition of existing side extension and construction of replacement two storey side extension. Alterations to openings and new windows. Replacement cladding, render, brickwork and roof tiles. Widening of driveway.
As published by the council, reference 3/26/1207/HH
Application record
- Reference
- 3/26/1207/HH
- Category
- Householder
- Status
- Awaiting decision
- Received
- 28 Aug 2026
- Validated
- 14 Sep 2026
- Ward
- Aston, Datchworth & Walkern
- Parish
- Datchworth Parish Council
- Decision by
- .
- Postcode
- SG3 6RR
Timeline
Dates from the published record
-
28 Aug 2026
Received by East Hertfordshire
-
14 Sep 2026
Validated
Checked as complete and ready for consideration.
-
14 Sep 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 9 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
East Hertfordshire took a median of 83 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Hertfordshire Architects Ltd Agent, an architecture practice registered in Welwyn
Active · incorporated 2011 · Welwyn
4 applications on PlanIndex · across 4 councils
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
11 documents on file for this application
- BIODIVERSITY QUESTIONNAIRE
- APPLICATION FORM - WITHOUT PERSONAL DATA
- PLANNING STATEMENT
- PROPOSED EXTENSION AREAS
- EXISTING FLOOR AREAS BASED ON MEASURED SURVEY & RECORD DRAWING INFORMATION
- PROPOSED ELEVATIONS
- LOCATION PLAN, EXISTING BLOCK/ROOF PLAN
- PROPOSED PLANS
- EXISTING ELEVATIONS
- PROPOSED SITE/ROOF PLAN
- EXISTING PLANS
Trade members open them from here.
Open the documentsWhat happens while it is decided
This application is with East Hertfordshire for determination, against a statutory target of eight weeks. Over the last year East Hertfordshire decided householder applications in a median of 71 days. More in our guide to how long planning decisions take.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
2A Raffin Park Datchworth Hertfordshire SG3 6RR
84% historically approved · decision due ~13 Aug
Conversion of the existing integral garage to habitable accommodation, and the construction of a single storey front extension to provide an attached garage with storage above, including a retaining wall and entrance gate, formation of a dropped kerb, installation of rooflights and solar panels, and alterations to fenestration
Awaiting decision Householder Extension Loft or dormer +1 17 docsSmall domestic -
2A Raffin Park Datchworth Hertfordshire SG3 6RR
Two storey front extension, enlargement of garage, first floor extension incorporating roof lantern, roof lights, 3 dormer windows to rear and Juliet balcony to front.
Refused Householder Extension Loft or dormer +1 18 docsDomestic -
17 Raffin Park Datchworth Knebworth Hertfordshire SG3 6RR
Removal of conservatory, rear garage extension, greenhouse and car port. Construction of 2 single storey rear extensions and front porch canopy. Replace the West side flat roof and add a roof lantern. Insert 4 sun tubes into pitched roof. Alterations to fenestration.
Granted Householder Extension Roofing +1 10 docsSmall domestic -
2 Raffin Park Datchworth Knebworth Hertfordshire SG3 6RR
Garage conversion, single storey rear extension, replace garage door with new front window and brickwork, new rear sliding doors.
Granted Householder Extension Windows or glazing 7 docsSmall domestic -
1, Raffin Park, Datchworth, Herts, SG3 6RR
Single storey front extension with open porch, side and rear single storey extensions and raise roof at first floor to create a pitched roof.
Granted Full applications Extension 3 docsSmall domestic -
27, Raffin Green Lane, Datchworth, Herts, SG3 6RJ
Single storey front extension
Granted Full applications Extension 1 docSmall domestic
Other householder applications
In East Hertfordshire
-
3/26/0247/HH Withdrawn
1 Stepped Gable Mews High Wych Lane High Wych Hertfordshire CM21 0JL
Replacement windows and doors
-
3/26/1221/HH Awaiting decision
The Coach House 2 Widbury House Widbury Hill Ware Hertfordshire SG12 7QE
Removal of three windows on front elevation and installation of a bi-fold door
-
3/26/1200/HH Awaiting decision
14 Grange Close Hertford Hertfordshire SG14 1LY
Single storey porch extension, insertion of a new window to front elevation and replacement of garage flat roof with pitched roof incorporating roof lights
-
3/26/1202/HH Awaiting decision
40 Cowper Crescent Hertford Hertfordshire SG14 3DZ
Single storey rear extension and garage conversion into habitable space
-
3/26/1192/HH Awaiting decision
Monttaber Bragbury Lane Datchworth Hertfordshire SG3 6QZ
Demolition of garage, side and rear brick structure, raising of roof and roof alterations to provide additional accommodation to first floor, erection of two-storey rear and side extension, ground floor side extension with attached garage and storage room, first floor rear balcony, roof lights to front and rear. Garden patio with outdoor kitchen with pergola. Erection of front gates and landscaped brick wall to front entrance