# WD3 1NZ: area report for a postcode in Three Rivers

WD3 1NZ is a postcode in Three Rivers.

A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Three Rivers. Open the map at WD3 1NZ for neighbourhoods and points.

In: [Three Rivers](https://openindex.co.uk/three-rivers) › [WD3](https://openindex.co.uk/postcode/wd3) › [WD3 1](https://openindex.co.uk/postcode/wd3-1)

## Around this postcode

- **0 crimes within 500 m**: August, none in July either. Three Rivers 011D: 95 a year per 1,000 people. (Map point) https://openindex.co.uk/map/street-crime?around=-0.4813,51.6292,WD31NZ
- **Rickmansworth, 1.3 km**: About 17 minutes on foot. (Exact point) https://openindex.co.uk/map/stations?around=-0.4813,51.6292,WD31NZ
- **1 school within 800 m**: Nearest is 440 m away. (Exact point) https://openindex.co.uk/map/schools?around=-0.4813,51.6292,WD31NZ
- **5 of 15 properties in WD3 1NZ at high risk of flooding**: From rivers or the sea, with flood defences. Also 2 at medium risk, 4 at very low risk. Flood zones, which ignore defences: in flood zone 3. (Postcode) https://openindex.co.uk/map/flood-risk-by-postcode?around=-0.4813,51.6292,WD31NZ
- **England’s least deprived 20%**: This neighbourhood, Three Rivers 011D. (Neighbourhood) https://openindex.co.uk/map/deprivation-england?around=-0.4813,51.6292,WD31NZ
- **£590,232 average price**: For the whole of Three Rivers, August 2026. (Council) https://openindex.co.uk/map/house-prices?around=-0.4813,51.6292,WD31NZ
- **2 GP practices within 1 km**: Nearest is 840 m away. (Postcode) https://openindex.co.uk/map/gp-practices?around=-0.4813,51.6292,WD31NZ
- **3 supermarkets within 1 km**: Nearest is 790 m away. (Exact point) https://openindex.co.uk/map/supermarkets?around=-0.4813,51.6292,WD31NZ
- **66.7% can get gigabit broadband at WD3 1NZ**: Superfast for 66.7%. What can be ordered, January 2026. (Postcode) https://openindex.co.uk/map/broadband-by-postcode?around=-0.4813,51.6292,WD31NZ
- **Low road and rail noise at WD3 1NZ**: Road 42 dB, rail under 40 dB or not modelled (Lden, modelled for 2021) (Postcode) https://openindex.co.uk/map/noise-by-postcode?around=-0.4813,51.6292,WD31NZ
- **In a radon Affected Area, class 2 of 6**: 1% to 3% of homes in this 1 km square are estimated to be at or above the radon Action Level. (1 km grid) https://openindex.co.uk/map/radon?around=-0.4813,51.6292,WD31NZ
- **12.7 µg/m³ nitrogen dioxide**: Modelled yearly average for this 1 km square, 2025. (1 km grid) https://openindex.co.uk/map/nitrogen-dioxide?around=-0.4813,51.6292,WD31NZ

## Nearest schools

| School | Phase | Distance | Ofsted | Results |
| --- | --- | --- | --- | --- |
| [St Mary's Rickmansworth CofE Primary School](https://openindex.co.uk/school/st-marys-rickmansworth-cofe-primary-school-e150576) | Primary | 440 m (6 minutes on foot) | No outcome in Ofsted's file | 56% met the expected standard at KS2 (2024/25) |
| [St Peter's Church of England Voluntary Aided Primary School](https://openindex.co.uk/school/st-peters-church-of-england-voluntary-aided-primary-school-e117448) | Primary | 1.1 km (13 minutes on foot) | School remains Good, July 2024 | 79% met the expected standard at KS2 (2024/25) |
| [St John Catholic Primary School](https://openindex.co.uk/school/st-john-catholic-primary-school-e146859) | Primary | 1.1 km (14 minutes on foot) | Standards maintained, October 2024 | 50% met the expected standard at KS2 (2024/25) |
| [Shepherd Primary](https://openindex.co.uk/school/shepherd-primary-e117096) | Primary | 1.3 km (17 minutes on foot) | Good (overall), June 2023 | 37% met the expected standard at KS2 (2024/25) |
| [The Reach Free School](https://openindex.co.uk/school/the-reach-free-school-e139662) | Secondary | 1.6 km (20 minutes on foot) | Standards maintained, October 2024 | Attainment 8 of 44.7 (2025/26, provisional) |
| [Saint Joan of Arc Catholic School](https://openindex.co.uk/school/saint-joan-of-arc-catholic-school-e137914) | Secondary | 1.6 km (21 minutes on foot) | School remains Good, October 2023 | Attainment 8 of 50.6 (2025/26, provisional) |
| [Rickmansworth Park Junior Mixed and Infant School](https://openindex.co.uk/school/rickmansworth-park-junior-mixed-and-infant-school-e117304) | Primary | 1.9 km (24 minutes on foot) | Graded inspection, June 2025: no overall grade | 93% met the expected standard at KS2 (2024/25) |

## Recent sales nearby

| Month | Price | Home | Distance |
| --- | --- | --- | --- |
| March 2025 | £925,000 | Detached, established, freehold | 590 m |

## Within 1 km

- GP practices: GADE AND CHORLEYWOOD HEALTH CENTRES (840 m); THE COLNE PRACTICE (840 m)
- Pharmacies: THE CHIEF CORNERSTONE PHARMACY (800 m); DAVE PHARMACY (800 m); DELITE CHEMIST (820 m)
- Dental practices: INSPIRE DENTAL CARE (840 m); RICKMANSWORTH ORTHODONTIC PRACTICE LTD (960 m)
- Supermarkets: M&S Mill End Rickmansworth BP (790 m, Marks and Spencer); Co-op Rickmansworth (850 m, The Southern Co-operative); Tesco Rickmansworth Superstore (920 m, Tesco)

## Key figures

- **Average house price: £590,232** (August 2026). Three Rivers’ average house price was £590,232 in August 2026 (HM Land Registry). Up 0.9% in a year. Source: UK House Price Index, August 2026. Published 21 October 2026.
- **Median full-time pay: £43,980** (2025). Full-time workers living in Three Rivers earned a median of £43,980 in 2025 (ONS earnings survey). 64th highest paid of 348. Source: Annual Survey of Hours and Earnings, 2025. Published 23 October 2025.
- **House price to pay: 13.4×** (2025). A home in Three Rivers costs 13.4 times local full-time pay. 10th least affordable of 348. Source: Worked out by Open Index from the UK House Price Index and the ONS earnings survey. Published 21 October 2026.
- **Deprivation score: 10.0** (2025). Three Rivers has a deprivation score of 10.0 in the English Indices of Deprivation 2025 (MHCLG). Joint 23rd least deprived of 296. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.

## Three Rivers 011D (Neighbourhood)

- **Deprivation score: 5.7** (2025). Three Rivers 011D has a deprivation score of 5.7 in the English Indices of Deprivation 2025 (MHCLG). Joint 3,575th least deprived of 33,755. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.
- **Median sale price: £812,500** (2025). The median price paid for a home in Three Rivers 011D was £812,500 in 2025. Joint 930th most expensive of 31,750. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 1,448** (2021). Three Rivers 011D had 1,448 usual residents at the census (ONS Census 2021). Joint 20,464th least populated of 46,844. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026.
- **Gigabit broadband coverage: 86.3%** (January 2026). In Three Rivers 011D, 86.3% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026.

## WD3 (Postcode district)

- **Median sale price: £655,000** (2025). The median price paid for a home in WD3 was £655,000 in 2025. Joint 100th most expensive of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 43,172** (2021). WD3 had 43,172 usual residents at the census (ONS Census 2021). 352nd most populated of 2,756. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026.
- **People in radon Affected Area squares: 82%** (2022). About 82% of people in WD3 live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022.
- **Gigabit broadband coverage: 93.3%** (January 2026). In WD3, 93.3% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026.

## About

- Type: Postcode
- Council: [Three Rivers](https://openindex.co.uk/three-rivers)
- Centre: 51.6292, -0.4813

Council: [Three Rivers](https://openindex.co.uk/three-rivers) (District, 100%).

## Your MP

- [South West Hertfordshire](https://openindex.co.uk/constituency/south-west-hertfordshire): Mr Gagan Mohindra (Conservative), MP since July 2024.

As of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

## Sources

- [Street-level crime](https://openindex.co.uk/sources/street-crime), August 2026 (Map point)
- [Rail and Tube stations](https://openindex.co.uk/sources/stations), 2024/25 (Exact point)
- [Schools](https://openindex.co.uk/sources/schools) (Exact point)
- [Flood risk by postcode](https://openindex.co.uk/sources/flood-risk-by-postcode), June 2026 (Postcode)
- [English Indices of Deprivation 2025](https://openindex.co.uk/sources/deprivation-england), 2025 (Neighbourhood)
- [Average house price](https://openindex.co.uk/sources/house-prices), August 2026 (Council)
- [GP practices](https://openindex.co.uk/sources/gp-practices) (Postcode)
- [Supermarkets](https://openindex.co.uk/sources/supermarkets) (Exact point)
- [Broadband by postcode](https://openindex.co.uk/sources/broadband-by-postcode), January 2026 (Postcode)
- [Road and rail noise by postcode](https://openindex.co.uk/sources/noise-by-postcode), 2021 (Postcode)
- [Radon potential](https://openindex.co.uk/sources/radon) (1 km grid)
- [Nitrogen dioxide (NO2)](https://openindex.co.uk/sources/nitrogen-dioxide), 2025 (1 km grid)

On the map: https://openindex.co.uk/map/sold-prices?around=-0.4813,51.6292,WD31NZ

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/wd3-1nz.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.9, https://doi.org/10.5281/zenodo.23508848. The HTML page: https://openindex.co.uk/postcode/wd3-1nz