Three Rivers planning applications
SiteLens tracks and classifies every planning application submitted to Three Rivers District Council, updated daily. Three Rivers District Council received 272 planning applications in the last 90 days, 5 of them major schemes. 92% of the applications it decided were approved, with a median decision time of 51 days.
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Recent applications in Three Rivers
See all →Majors and higher-value work first, tree works, condition discharges and adverts last.
Knoll Oak Sandy Lane Northwood HA6 3EZ
52-flat residential scheme with demolition, outline permission sought. Demolishes existing buildings to erect a four-storey block of 52 flats at Knoll Oak, Northwood, at outline stage. Demolition, groundworks, frame and brickwork packages lead, with M&E and drainage following.
DemolitionGroundworksStructural frame
Heathrow West Heathrow Airport Hounslow Middlesex TW6 2GW
Heathrow West DCO scoping consultation, Hounslow, pre-construction stage. Neighbouring authority response to the Planning Inspectorate's scoping request for a major airport-area development consent order. Groundworks, drainage and M&E packages are not yet tendered, so track the examination…
LEC1 56 Oxhey Grange Oxhey Hall Hertfordshire
Rail bridge demolition and temporary crossing, Oxhey, prior approval stage. Permitted development notification to demolish the rail bridge and site a temporary crossing at Oxhey Grange. Demolition, temporary steel crossing hire and abutment groundworks are the packages open to specialist…
DemolitionSteelGroundworks
Building 3 Suites 5-6 Hatters Lane Watford Hertfordshire WD18 8YG
Medical facility conversion, Watford, part change of use at full stage. Converts part of a Hatters Lane unit to Class E(e) medical use, adding external gas storage and a liquid nitrogen generator. Gas installation, medical M&E and fit-out packages suit specialist mechanical contractors and…
Fit-outM&E
The Lower House Burfield Road Chorleywood Rickmansworth Hertfordshire WD3 5NS
Two-storey householder extension and loft conversion, Chorleywood. Demolishes a conservatory and adds front, side and rear extensions, a ridge raise and rear dormer at full application stage. Demolition, brickwork, roof structure and glazing lead, with carport and terrace groundworks to follow.
DemolitionGroundworksBrickwork
32 Shire Lane Chorleywood Rickmansworth Hertfordshire WD3 5NP
Large householder extension and loft conversion, Chorleywood, full application. Demolishes a conservatory, then adds two-storey side and rear extensions, a raised-ridge loft with dormer, balconies and solar panels. Roofing, steel, glazing and solar installers have the main packages in this…
DemolitionGroundworksBrickwork
Willow Cottage Loudwater Lane Loudwater Rickmansworth Hertfordshire WD3 4HX
Householder roof remodel with loft accommodation, Loudwater, full application. Raises the roof into a Dutch hip form, adding loft rooms, a porch, solar panels and new windows. Roofing, render, glazing and driveway groundworks are open to local trades in a high-value market.
RoofingFaçade repairGlazing
Langley Tennis Club Highwoodhall Lane Hemel Hempstead HP3 8RW Hertfordshire
Six-court padel facility, Hemel Hempstead, neighbour consultation at full application. Six outdoor padel courts at Langley Tennis Club, with Dacorum's full application under consultation. Court surfacing, perimeter fencing and floodlighting packages suit groundworks, hard landscaping and electrical…
GroundworksHard landscapingM&E
Jonathans Shire Lane Chorleywood Rickmansworth Hertfordshire WD3 5NH
Single-storey rear extension and patio works, Chorleywood householder scheme. Adds a ground-floor rear extension and reworks the patio at full application stage for an existing house. Groundworks for footings, brickwork, roofing and paving packages are the openings for local subcontractors in a…
GroundworksBrickworkRoofing
15 Dover Way Croxley Green Rickmansworth Hertfordshire WD3 3SL
Single-storey side and front extension, Croxley Green. Demolishes an existing side extension and replaces it with a larger single-storey front and side extension at full application stage. Demolition, groundworks, brickwork and roofing packages suit local householder builders, with glazing for the…
DemolitionGroundworksBrickwork
37 Russell Road Moor Park Northwood Hertfordshire HA6 2LP
Enlarged rear extension, Northwood, via variation of consent. Raises the single-storey extension and enlarges the first-floor rear projection under a variation of 26/1117/FUL. Brickwork, roofing and joinery scope grows with the larger envelope, a worthwhile uplift in a high-value market.
BrickworkRoofingGroundworks
17 Rendlesham Way Chorleywood Rickmansworth Hertfordshire WD3 5HS
Single-storey rear extension replacing conservatory, Chorleywood, full application. Demolishes a rear conservatory and builds a ground-floor extension at a Chorleywood house, at full application stage. Demolition, footings, brickwork and roofing packages suit local builders, with glazing and…
DemolitionGroundworksBrickwork
161 New Road Croxley Green Rickmansworth Hertfordshire WD3 3HB
Householder first-floor rear extension and porch, Three Rivers. Adds a first-floor rear extension, front porch, side windows and render-and-timber cladding at full application stage. Cladding, insulated render, joinery and glazing packages suit local specialist subcontractors.
GroundworksBrickworkRoofing
75 West Way Rickmansworth Hertfordshire WD3 7EH
Single-storey rear extension with conservatory removal, Rickmansworth householder scheme. Demolishes an existing conservatory to build a single-storey rear extension, with side windows and door swapped at full application stage. Demolition, brickwork, roofing and glazing packages suit local…
DemolitionGroundworksBrickwork
99 St Georges Drive Carpenders Park Watford Hertfordshire WD19 5HE
Single-storey rear extension prior approval, Carpenders Park, Watford. Adds a 6m-deep rear extension to an existing house under permitted development notification. Foundations, brick walls and flat roofing are the packages for local builders, with bifold or patio glazing to follow.
GroundworksBrickworkRoofing
Planning appeals in Three Rivers District Council
An allowed appeal is one the council lost. Some kinds of appeal succeed far more often than others, so Three Rivers District Council is compared with the national rate for its own mix.
Three Rivers District Council, raw rate
31.2%
of judged appeals were allowed
Expected for this mix of appeals
30.9%
national rates applied to this caseload
0.3 percentage points above expected. Three Rivers District Council's decisions are overturned more often than the national record predicts.
546 appeals counted, 529 judged either way (165 allowed, 364 dismissed), 17 judged neither way. These are appeals decided 2016-07 to 2026-06.
By kind of appeal
| Appeal type | This council | National | Cases | Judged | Allowed |
|---|---|---|---|---|---|
| Planning Appeal | 32.8% | 28.8% | 238 | 232 | 76 |
| Householder (HAS) | 34.7% | 35.6% | 237 | 236 | 82 |
| Enforcement Notice | 3.1% | 13.5% | 38 | 32 | 1 |
| Listed Building Consent & Conservation Area Consent Appeal | 22.2% | 25% | 11 | 9 | 2 |
| Lawful Development Certificate | 12.5% | 36.9% | 8 | 8 | 1 |
| Tree Preservation Order | 28.6% | 20.6% | 8 | 7 | 2 |
5 more appeal types with fewer than 5 judged
| Appeal type | This council | National | Cases | Judged | Allowed |
|---|---|---|---|---|---|
| Advertisement Appeal | Too few judged | 36% | 2 | 2 | 0 |
| Commercial Appeal Service (CAS) | Too few judged | 33.3% | 1 | 1 | 1 |
| Environmental | None judged | Not published | 1 | 0 | 0 |
| High Hedges | Too few judged | 28.5% | 1 | 1 | 0 |
| Section 106 Agreement | Too few judged | 39.8% | 1 | 1 | 0 |
How we calculate this
Judged means allowed or dismissed. Withdrawn, invalid, split and unrecorded appeals are counted but never treated as appeals the council won. Expected applies the national rate for each appeal type to this council's own caseload. National rates by type are in The State of UK Planning.
Source: the Planning Inspectorate's Casework Database on GOV.UK, not the council's own planning register. Contains public sector information licensed under the Open Government Licence v3.0.
Money behind development in Three Rivers District Council
Three Rivers District Council's developer contribution register is not yet in SiteLens.
Affordable housing grant in Three Rivers District Council
What central government confirmed: schemes in the area with Homes England grant agreed.
- Affordable rent39 homes
- Shared ownership36 homes
Source: Homes England Affordable Homes Programme 2021 to 2026, GOV.UK transparency data, as at 31 March 2025. Contains public sector information licensed under the Open Government Licence v3.0. Grant requested is the figure when grant was confirmed, not money drawn down. Schemes are placed by local authority name.
Three Rivers District Council approval rates by application type
Share of decided applications approved in the last 12 months.
- householder90% (245 decided)
- other91% (117 decided)
- commercial86% (14 decided)
- residential75% (12 decided)
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What you get with SiteLens
Map and project brief
Applications on a live map, with categories, trades and plain-English briefs. Filter by estimated value band.
Constraints and tenders
24 constraint flags on every site, and the public tenders and awards near it.
Daily alerts
New matching applications from this council, by email each morning.
Who's behind it (Pro)
The agent and applicant, their contact details where published, and the company directors.
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