# SE23 3SZ: area report for a postcode in Lewisham

SE23 3SZ is a postcode in Lewisham.

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 Lewisham. Open the map at SE23 3SZ for neighbourhoods and points.

In: [Lewisham](https://openindex.co.uk/lewisham) › [SE23](https://openindex.co.uk/postcode/se23) › [SE23 3](https://openindex.co.uk/postcode/se23-3)

## Around this postcode

- **45 crimes within 500 m**: August, down 15% on July. Lewisham 021E: 56 a year per 1,000 people. (Map point) https://openindex.co.uk/map/street-crime?around=-0.0513,51.4448,SE233SZ
- **Forest Hill, 630 m**: About 8 minutes on foot. (Exact point) https://openindex.co.uk/map/stations?around=-0.0513,51.4448,SE233SZ
- **4 schools within 800 m**: Nearest is 340 m away. (Exact point) https://openindex.co.uk/map/schools?around=-0.0513,51.4448,SE233SZ
- **No property in SE23 3SZ listed at risk of flooding**: From rivers or the sea, with flood defences, in the Environment Agency's assessment. (Postcode) https://openindex.co.uk/map/flood-risk-by-postcode?around=-0.0513,51.4448,SE233SZ
- **England’s least deprived 50%**: This neighbourhood, Lewisham 021E. (Neighbourhood) https://openindex.co.uk/map/deprivation-england?around=-0.0513,51.4448,SE233SZ
- **£488,658 average price**: For the whole of Lewisham, July 2026. (Council) https://openindex.co.uk/map/house-prices?around=-0.0513,51.4448,SE233SZ
- **5 GP practices within 1 km**: Nearest is 750 m away. (Postcode) https://openindex.co.uk/map/gp-practices?around=-0.0513,51.4448,SE233SZ
- **4 supermarkets within 1 km**: Nearest is 320 m away. (Exact point) https://openindex.co.uk/map/supermarkets?around=-0.0513,51.4448,SE233SZ
- **Gigabit broadband for every home and business at SE23 3SZ**: Superfast for 100%. What can be ordered, January 2026. (Postcode) https://openindex.co.uk/map/broadband-by-postcode?around=-0.0513,51.4448,SE233SZ
- **Moderate road and rail noise at SE23 3SZ**: Road 51 dB, rail 63 dB (Lden, modelled for 2021) (Postcode) https://openindex.co.uk/map/noise-by-postcode?around=-0.0513,51.4448,SE233SZ
- **Not in a radon Affected Area**: Under 1% 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=-0.0513,51.4448,SE233SZ
- **12.9 µg/m³ nitrogen dioxide**: Modelled yearly average for this 1 km square, 2025. (1 km grid) https://openindex.co.uk/map/nitrogen-dioxide?around=-0.0513,51.4448,SE233SZ

## Nearest schools

| School | Phase | Distance | Ofsted | Results |
| --- | --- | --- | --- | --- |
| [Fairlawn Primary School](https://openindex.co.uk/school/fairlawn-primary-school-e100710) | Primary | 340 m (4 minutes on foot) | School remains Good (Improving), next inspection graded, June 2024 | 80% met the expected standard at KS2 (2024/25) |
| [Horniman Primary School](https://openindex.co.uk/school/horniman-primary-school-e100714) | Primary | 560 m (7 minutes on foot) | School remains Good, December 2023 | 73% met the expected standard at KS2 (2024/25) |
| [Dalmain Primary School](https://openindex.co.uk/school/dalmain-primary-school-e100677) | Primary | 560 m (7 minutes on foot) | Graded inspection, November 2024: no overall grade | 71% met the expected standard at KS2 (2024/25) |
| [St George's CofE Primary School](https://openindex.co.uk/school/st-georges-cofe-primary-school-e145621) | Primary | 800 m (10 minutes on foot) | Report card, May 2026: safeguarding met | 75% met the expected standard at KS2 (2024/25) |
| [St William of York Catholic Primary School](https://openindex.co.uk/school/st-william-of-york-catholic-primary-school-e100737) | Primary | 840 m (11 minutes on foot) | Good (overall), October 2022 | 72% met the expected standard at KS2 (2024/25) |
| [Perrymount Primary School](https://openindex.co.uk/school/perrymount-primary-school-e100715) | Primary | 920 m (12 minutes on foot) | School remains Good, March 2023 | 67% met the expected standard at KS2 (2024/25) |
| [Stillness Junior School](https://openindex.co.uk/school/stillness-junior-school-e100704) | Primary | 1 km (13 minutes on foot) | Standards maintained, December 2024 | 83% met the expected standard at KS2 (2024/25) |
| [Stillness Infant School](https://openindex.co.uk/school/stillness-infant-school-e100705) | Primary | 1 km (13 minutes on foot) | Report card, July 2026: safeguarding met | – |

## Recent sales nearby

| Month | Price | Home | Distance |
| --- | --- | --- | --- |
| March 2026 | £650,000 | Flat or maisonette, established, leasehold | 10 m |
| April 2026 | £670,000 | Flat or maisonette, established, leasehold | 70 m |
| November 2025 | £525,000 | Terraced, established, freehold | 100 m |
| June 2026 | £415,000 | Flat or maisonette, established, leasehold | 120 m |
| November 2025 | £375,000 | Flat or maisonette, established, leasehold | 120 m |
| February 2026 | £948,000 | Semi-detached, established, freehold | 140 m |
| April 2026 | £390,250 | Flat or maisonette, established, leasehold | 140 m |
| May 2026 | £425,000 | Flat or maisonette, established, leasehold | 150 m |

## Within 1 km

- Stations: Forest Hill (620 m, 8 minutes on foot); Honor Oak Park (700 m, 9 minutes on foot)
- GP practices: SEL SPECIAL ALLOCATION PRACTICE (750 m); SPECIAL ALLOCATION SCHEME (NEL) (750 m); ONE CARE LAMBETH (750 m); ONE CARE LEWISHAM (750 m); MODALITY LEWISHAM (ML) (770 m)
- Pharmacies: MEDICOS PHARMACY (770 m)
- Dental practices: DENTAL BEAUTY FOREST HILL (500 m); JENNER HEALTH CENTRE (750 m); ORAL SURGERY LTD - FAMILY DENTAL (800 m); FOREST HILL DENTAL SURGERY (800 m)
- Supermarkets: Co-op Forest Hill - Stanstead Road (320 m, The Co-operative Group); Sainsburys Forest Hill (600 m, Sainsburys); Sainsburys Honor Oak Park Station Local (680 m, Sainsburys); Tesco Forest Hill Esso Express (720 m, Tesco)

## Key figures

- **Average house price: £488,658** (July 2026). Lewisham’s average house price was £488,658 in July 2026 (HM Land Registry). Up 0.7% in a year. Source: UK House Price Index, July 2026. Published 16 September 2026.
- **Median full-time pay: £45,702** (2025). Full-time workers living in Lewisham earned a median of £45,702 in 2025 (ONS earnings survey). 43rd highest paid of 348. Source: Annual Survey of Hours and Earnings, 2025. Published 23 October 2025.
- **House price to pay: 10.7×** (2025). A home in Lewisham costs 10.7 times local full-time pay. Joint 39th least affordable of 348. Source: Worked out by Open Index from the UK House Price Index and the ONS earnings survey. Published 16 September 2026.
- **Deprivation score: 25.5** (2025). Lewisham has a deprivation score of 25.5 in the English Indices of Deprivation 2025 (MHCLG). Joint 75th most deprived of 296. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.

## Lewisham 021E (Neighbourhood)

- **Deprivation score: 16.9** (2025). Lewisham 021E has a deprivation score of 16.9 in the English Indices of Deprivation 2025 (MHCLG). Joint 16,339th least deprived of 33,755. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.
- **Median sale price: £470,500** (2025). The median price paid for a home in Lewisham 021E was £470,500 in 2025. Joint 5,629th most expensive of 31,750. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 1,524** (2021). Lewisham 021E had 1,524 usual residents at the census (ONS Census 2021). Joint 22,232nd most 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: 89.5%** (January 2026). In Lewisham 021E, 89.5% 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.

## SE23 (Postcode district)

- **Median sale price: £519,000** (2025). The median price paid for a home in SE23 was £519,000 in 2025. 250th most expensive of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 34,067** (2021). SE23 had 34,067 usual residents at the census (ONS Census 2021). 699th 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: 0%** (2022). About 0% of people in SE23 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: 92.0%** (January 2026). In SE23, 92.0% 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: [Lewisham](https://openindex.co.uk/lewisham)
- Centre: 51.4448, -0.0513

Council: [Lewisham](https://openindex.co.uk/lewisham) (London borough, 100%).

## Your MP

- [Lewisham West and East Dulwich](https://openindex.co.uk/constituency/lewisham-west-and-east-dulwich): Ellie Reeves (Labour), 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), July 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=-0.0513,51.4448,SE233SZ

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/se23-3sz.

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 2026.10.8, https://doi.org/10.5281/zenodo.23508850. The HTML page: https://openindex.co.uk/postcode/se23-3sz