Postcode insights

NN1 2JZ

St Andrews Street

Castle

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Interactive map showing NN1 2JZ and surrounding area

Crime
LowHigh

Detailed insights for NN1 2JZ

Overview

Postcode NN1 2JZ is located in an urban city, within the Castle area 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 175.2 crimes per 1,000 residents per year, roughly 1.8× the East Midlands average of 96 per 1,000. The average income per household in Town Centre & Semilong is £41,679 per year. The median sale price in Castle is £180,000 (around £214 per square foot), with typical sale prices between £146,375 and £215,000. The nearest station is Northampton, about 0.4 miles away. There are 7 primary and 2 secondary schools in the area. There are 5 parks nearby, the closest medium park is Victoria Park.

Crime rate
10/10
Crimes per 1k residents
175
Deprivation level
9/10
Income level
2/10
Social housing
87.2%
Connectivity
N/A
Flood Risk
No risk
Noise Level
High

Deprivation level

9/10

Town Centre & Semilong has a very high level of deprivation, ranked at position 3,869 out of 32,844 areas in England, placing it within the top 12% most deprived areas in England.

Crime level

10/10

Town Centre & Semilong has a very high crime rate, with approximately 175.2 reported incidents per 1,000 population each year.

Social housing

87.2%

Approximately 87.2% 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.

Income level

2/10

The average income per household in Town Centre & Semilong is £41,679 per year.

Noise Level

High

High noise level (70.0-74.9 dB) from road, approximately 254 ft away from NN1 2JZ.

Flood risk

No risk

Town Centre & Semilong near NN1 2JZ has no flood risk (less than 0.1% chance of a flood each year) from rivers and sea.

Transport

The nearest station is Northampton located about 0.4 miles away. There are 1 stations nearby.

Nearby public transport stations for NN1 2JZ
DistanceNameLinesDirections
0.4 mi

Northampton

N/A

Walking directions to Northampton

Parks

Nearby parks and green spaces for NN1 2JZ
DistanceNameSizeDirections
0.4 miVictoria ParkMediumWalking directions to Victoria Park
0.2 miMillers MeadowSmallWalking directions to Millers Meadow
0.2 miCastle MoundSmallWalking directions to Castle Mound

Area Profile

Population
205
Population density
20,500 per km²

Crime

Crime per 1,000 population

Anti-social behaviour
100.16(+493%)
Violence and sexual offences
78.27(+127%)
Vehicle crime
18.61(+352%)
Criminal damage and arson
12.04(+62%)
Public order
11.49(+66%)
East Midlands average

Demographics

Ethnic groups

British
108
52.94%
Other White
30
14.71%
African
28
13.73%
Other Black
6
2.94%
Other
6
2.94%
Total population: 204

Economics

Education (age 16+)

No qualifications
61
34.86%
Level 4+ (Degree)
36
20.57%
Level 1 (GCSEs 3-1)
25
14.29%
Level 2 (GCSEs 9-4)
14
8%
Apprenticeship
14
8%
Total 16+ residents: 175

Housing

Housing tenure

Social rents from council
108
81.2%
Owns outright
9
6.77%
Other social rented
8
6.02%
Owns with a mortgage
5
3.76%
Private landlord or letting agency
2
1.5%
Total households: 133

Property prices in Castle

Median price: £180,000
Price per sq ft: £214
Sales (last 12 months): 138
Typical range (middle 50%): £146K – £215K

Based on 138 recent sales, the median property price is £180,000 (about £214 per square foot) in Castle area, with individual transactions ranging from £45,000 up to £475,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Castle over the last year.
TypeSalesMedian£/sq ft
Detached1£405,000£333
Semi-Detached2£233,805£232
Terraced74£200,500£214
Flats61£145,000£212

10-year price trendmedian sale price in Castle

Sale price

Ten year median sale price trend for each property type in Castle.
YearDetachedFlatsSemi-DetachedTerraced
2016—£120,000£206,000£159,000
2017£314,250£130,000£175,000£170,000
2018£320,000£118,000£160,000£174,000
2019£320,000£140,000£182,000£168,500
2020£335,000£137,250£255,000£173,500
2021£332,000£132,000£225,000£190,000
2022£307,625£150,000£205,000£219,750
2023£291,550£140,000£225,000£197,500
2024—£150,000£248,000£203,000
2025£405,000£140,250£220,000£210,000
2026—£145,500£305,000£193,500
Ten year median sale price trend for each property type in Castle.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Castle.
YearDetachedFlatsSemi-DetachedTerraced
2016—£191£165£168
2017£253£198£200£185
2018£266£195£269£191
2019£270£241£198£191
2020£293£225£224£195
2021£265£205£183£206
2022£269£220£184£226
2023£302£227£203£224
2024—£256£271£216
2025£324£220£223£226
2026—£201£286£203
Ten year median sale price per square foot trend for each property type in Castle.

Price distribution by property typelast 12 months

Price distribution by property type for Castle in the last year.

Recent sales

There were 48 recent sold properties in the last 18 months near NN1 2JZ.

Recent sold properties in the last 18 months near NN1 2JZ
DateAddressTypeTenurePriceMap
24 Apr 2026Flat 7, 25 - 33, Regent Street, Northampton, NN1 2LAFlatsLeasehold£155,000
18 Feb 2026Flat 516, Alpha House, Broad Street, Northampton, NN1 2HQFlatsLeasehold£100,000
11 Dec 2025Flat 515, Alpha House, Broad Street, Northampton, NN1 2HQFlatsLeasehold£110,000
19 Nov 2025Flat 511, Alpha House, Broad Street, Northampton, NN1 2HQFlatsLeasehold£108,600
10 Oct 2025Flat 307, Alpha House, Broad Street, Northampton, NN1 2HQFlatsLeasehold£96,500

Schools

In the NN1 2JZ postcode area, located within Town Centre & Semilong, there are 7 primary and 2 secondary schools in close proximity.

Ratings include official Ofsted judgements and Area360 summaries of inspection grades. Open a school’s profile for its inspection grades and results.

Nearby schools for NN1 2JZ
DistancePhaseNameTypeRatingLinks
0.1 miPrimarySpring Lane Primary SchoolAcademy sponsor led
Good
0.1 miPrimaryCastle AcademyAcademy sponsor led
Good
0.3 miAll-throughNorthampton International AcademyFree schools
Requires improvement

Local amenities

15 nearby supermarkets & convenience stores within 0.5 mi of NN1 2JZ

Nearby supermarkets & convenience stores for NN1 2JZ
DistanceNameAddressDirections
0 miAmbe Supermarket30 St Andrews Street, Northampton, NN1 2JDWalking directions to Ambe Supermarket
0.1 miRegent Food and Wine11 Regent Square, Northampton, NN1 2NQWalking directions to Regent Food and Wine
0.2 miLittle Europe10 Wellington Place, Northampton, NN1 3RQWalking directions to Little Europe
0.2 miNicky's News2 Little Cross Street, Northampton, NN1 2RXWalking directions to Nicky's News
0.2 miSelect Convenience7 Sheep Street, Northampton, NN1 2LTWalking directions to Select Convenience

Council Tax Bands

Annual council tax rates for West Northamptonshire district.

Band A£1,658
Band B£1,934
Band C£2,210
Band D£2,487
Band E£3,039
Band F£3,592
Band G£4,144
Band H£4,973

Council tax bands are based on the value of your property. Most homes fall into bands A to D.

Local councillor and member of parliament

Elected local representatives for NN1 2JZ, including ward councillors and the local member of parliament.

Local councillors

Enam Haque

Castle - Elected 1 May 2025

Labour Party

Fartun Ismail

Castle - Elected 1 May 2025

Labour Party

Muna Cali

Castle - Elected 1 May 2025

Labour Party

Member of parliament

Lucy Rigby

Northampton North - Elected 4 Jul 2024

Labour Party

Geographic Information

RegionEast MidlandsUKF
DistrictWest NorthamptonshireE06000062
Parliamentary ConstituencyNorthampton NorthE14001406
WardCastleE05015983
ParishNorthamptonE04013033
MSOA (Middle Layer Super Output Area)Town Centre & SemilongE02005670
LSOA (Lower Layer Super Output Area)West Northamptonshire 032DE01032978
Police ForceNorthamptonshire
Postcode Introduced1980-01-01

Frequently asked questions about NN1 2JZ

Is NN1 2JZ (Town Centre & Semilong) safe?

The area around NN1 2JZ records about 175 crimes per 1,000 residents per year, which is a very high crime rate for England: it scores 10 out of 10 on the Area360 crime scale, where 10 is the highest crime level. Across East Midlands as a whole the rate is about 96 per 1,000. The most common offences locally are anti-social behaviour, violence and sexual offences and vehicle crime.

What is the average house price near NN1 2JZ?

The median sale price around NN1 2JZ in Castle is £180,000 (about £214 per square foot) based on 138 registered sales according to HM Land Registry data.

What schools are near NN1 2JZ?

There are 10 schools close to NN1 2JZ, including Spring Lane Primary School (Good), Castle Academy (Good) and Northampton International Academy (Requires improvement). Ratings are official Ofsted judgements or Area360 summaries of the latest available inspection grades.

What is the nearest station to NN1 2JZ?

The closest station to NN1 2JZ is Northampton, about 601 m away.

How deprived is the area around NN1 2JZ?

NN1 2JZ scores 9 out of 10 on the deprivation scale, where 10 is the most deprived. Its neighbourhood ranks 3,869 of 32,844 in England on the official Index of Multiple Deprivation (rank 1 is the most deprived).

Who represents NN1 2JZ (Town Centre & Semilong) in Parliament and on the local council?

The Member of Parliament for Northampton North covering NN1 2JZ is Lucy Rigby (Labour Party), elected at the 2024 general election. The area is represented by 3 local councillors: Enam Haque (Labour Party), Fartun Ismail (Labour Party) and Muna Cali (Labour Party).