Postcode NN1 1ET is located in an urban city, within the Castle ward of West Northamptonshire in the East Midlands region, and forms part of the Town Centre & Semilong area. It has very high deprivation and very high crime levels, with around 877.8 crimes per 1,000 residents per year. The average income per household in Town Centre & Semilong is £41,679 per year. The nearest station is Northampton located about 0.4 miles away. There are 7 primary and no secondary schools in the area. There are 1 parks nearby, closest small park is Marefair Heritage Park (under construction).
Town Centre & Semilong has a very high level of deprivation, ranked at position 1,372 out of 32,844 areas in the United Kingdom — placing it within the top 4% most deprived areas in England.
Town Centre & Semilong has a very high crime rate, with approximately 877.8 reported incidents per 1,000 population each year.
Approximately 21.1% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 36.1% of dwellings are socially rented.
The average income per household in Town Centre & Semilong is £41,679 per year.
Medium noise level (60.0-64.9 dB) from road, approximately 248 ft away from NN1 1ET.
Town Centre & Semilong near NN1 1ET has low flood risk (between 0.1% and 1% chance of a flood each year) from rivers and sea.
The nearest station is Northampton located about 0.4 miles away. There are 1 stations nearby.
| Distance | Name | Lines | Directions |
|---|---|---|---|
| 0.4 mi | Northampton | N/A | Walking directions to Northampton |
| Distance | Name | Size | Directions |
|---|---|---|---|
| 0.4 mi | Marefair Heritage Park (under construction) | Small | Walking directions to Marefair Heritage Park (under construction) |
Based on 173 recent sales, the median property price is £180,000 in Castle area, with individual transactions ranging from £44,000 up to £475,000.
Price distribution per property type (last year)
Median sale price and percentiles per property type (last year)
| Type | Sales | Median |
|---|---|---|
| Detached | 2 | £403,500 |
| Flats | 86 | £143,250 |
| Semi-Detached | 1 | £220,000 |
| Terraced | 84 | £207,000 |
10 year median price trend in Castle
In the NN1 1ET postcode area, located within Town Centre & Semilong, there are 7 primary and 0 secondary schools in close proximity.
15 nearby supermarkets & convenience stores within mi of NN1 1ET
| Distance | Name | Address | Directions |
|---|---|---|---|
| 0.2 mi | Lidl | Gaslight Road, Northampton, NN1 1FF | Walking directions to Lidl |
| 0.2 mi | Aldi | Towcester Road, Northampton, NN1 1BQ | Walking directions to Aldi |
| 0.3 mi | Lotus Stores | 61 Delapre Street, Northampton, NN4 8EU | Walking directions to Lotus Stores |
| 0.3 mi | Far Cotton Food and Wine | 119 St Leonards Road, Northampton, NN4 8DN | Walking directions to Far Cotton Food and Wine |
| 0.4 mi | Ebenezer Market | 85 St Leonard's Road, Northampton, NN4 8DN | Walking directions to Ebenezer Market |
Annual council tax rates for West Northamptonshire district (2025-26).
Council tax bands are based on the value of your property. Most homes fall into bands A to D.
All data is sourced from official UK government agencies and public datasets. Last updated: 16/01/2026.