What's changing near HP4 3TH
Within 2 km, around Northchurch & Potten End in Dacorum. Building, planning, schools, transport, prices and crime.
8new homes completed within 2 km, last 2 years
0homes given permission on brownfield sites since 2021
+9.4%like-for-like prices in Northchurch & Potten End, 2024 → 2025 (council +2.4%)
+5%recorded crime, last 12 months vs the 12 before
On the map
New homesExtended homeStorm overflowEnergy projectBlack pin: the postcode. Tap a dot for details.
Nearby, most recent first
No new homes (5+ in a postcode), planning permissions or school changes recorded within 2 km.
New-home postcodes with fewer than 5 homes are counted above but not listed. 4 postcodes nearby had new homes completed in the last two years.
6homes extended 2021–2025, typically adding 38 m²
9since energy certificates began (2008)
1in HP4 3TH itself
Spotted when a home's energy certificate shows at least 15 m² (and 15%) more floor area than an earlier one. Only homes with two certificates show up, so the real number is higher. A busy street suggests extensions get permission here; check the council's planning register for the details.
Storm overflows within 2 km
1storm overflows within 2 km
0hours of spills in 2025 between them (typical neighbourhood: about 36)
0spill events counted
Environment Agency event duration monitoring, 2025 annual return (OGL; © Environment Agency copyright and/or database right 2026). Overflows release diluted sewage into rivers and the sea when sewers are overwhelmed, mostly after heavy rain.
Solar, wind and battery projects within 10 km
10 planned, approved or being built and 3 running (33 MW between them). Those within 5 km are on the map above.
- Rooftop solar
Ashlyns Nursing Home, Chesham Road - Solar PanelsApproved, not yet built · 160 kW
Sept 2025
3.7 km away - Rooftop solar
Bellingdon Brickworks, Chesham Road - Solar PanelsApproved, not yet built · 330 kW
Jan 2026
4.6 km away - Solar farm
Little Heath Lane - Solar PV ArrayPlanning application in · 25 MW
Apr 2022
5.8 km away - Rooftop solar
Safren Power Uk Limited - Solar PhotovoltaicApproved, not yet built · 990 kW
Jul 2022
6.6 km away - Rooftop solar
The Mount Hmp, Molyneaux Avenue - Solar PanelsApproved, not yet built
May 2024
7.1 km away - Battery storage
Stablebridge Road, Aston Clinton - Battery StorageApproved, not yet built · 200 kW
Feb 2026
8.0 km away - Solar farm
Pudds Cross Farm, Pudds Cross - Solar Panels & Battery Energy StorageApproved, not yet built · 22 MW
Dec 2025
8.2 km away - Battery storage
Pudds Cross Farm, Pudds Cross - Solar Panels & Battery Energy StorageApproved, not yet built · 10 MW
Dec 2025
8.2 km away - Rooftop solar
Dacorum Sports Centre, Park Road - Solar PV PanelsApproved, not yet built · 320 kW
Nov 2024
9.2 km away - Rooftop solar
London Road Retail Park, Unit A - Solar PanelsApproved, not yet built · 150 kW
Apr 20269.7 km away
Road and street works within 1 km
No road or street works with a permit running now or planned within 1 km (England; permits granted up to the end of September 2026).
DfT Street Manager permits (OGL), England. Dates are the planned ones; works often finish early or overrun.
Major infrastructure projects within 30 km
- Decideddecided Oct 2013
15.8 km away - Decideddecided Sept 2014
16.5 km away - Decideddecided Apr 2025
19.2 km away - Pre-application
SDC M40 CampusGenerating Stations · The site of the project is located in Buckinghamshire, England. It is approximately 2km to the west of Gerrards Cross, approximately 2.5km east of Beaconsfield and approximately 1.5km north of Hedgerley. The site comprises land immediately to the south of the A40 Oxford Road and immediately to the north of the M40 motorway. It has a history of landfill activities and is currently operated by Veolia for the landfilling of inert building waste (albeit the site no longer accepts any forms of waste). application due January 2027
21.0 km away - Recommendation
Rosefield Solar FarmGenerating Stations · Four land parcels to the south and west of the East Claydon substation, Bucks. application due September 2025
27.2 km away - Decided
Transport schemes within 20 km
None on our list yet. We're starting with recently opened and under-construction rail schemes.
Running nearest: Long Meadow Farm (solar farm, 8.3 km); Great Seabrook Farm (solar farm, 8.8 km); Gib Lane (Aston Clinton solar park) (solar farm, 9.9 km).
DESNZ Renewable Energy Planning Database, April to June 2026 (OGL). Projects of 150 kW and over; refused, withdrawn and abandoned ones are left out.
Planning Inspectorate list of nationally significant infrastructure projects (roads, railways, energy, water, waste), October 2026 (OGL). Each is placed at one point, usually the middle of the site; long schemes run well beyond it.