Postcode insights

NN1 3LS

Clare Street

Castle

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Interactive map showing NN1 3LS and surrounding area

Detailed insights for NN1 3LS

Overview

Postcode NN1 3LS is located in an urban city, within the Castle ward of West Northamptonshire in the East Midlands region, and forms part of the St Michael's Road area. It has high deprivation and very high crime levels, with around 131.2 crimes per 1,000 residents per year, roughly 1.4× the East Midlands average of 96 per 1,000. The average income per household in St Michael's Road is £46,937 per year. The nearest station is Northampton, about 0.9 miles away. There are 6 primary and 3 secondary schools in the area. There is 1 park nearby, the closest large park is The Racecourse.

Crime rate
9/10
Crimes per 1k residents
131
Deprivation level
8/10
Income level
4/10
Social housing
6.4%
Connectivity
N/A
Flood Risk
No risk
Noise Level
No noise

Deprivation level

8/10

St Michael's Road has a high level of deprivation, ranked at position 8,524 out of 32,844 areas in the United Kingdom, placing it within the top 26% most deprived areas in England.

Crime level

9/10

St Michael's Road has a very high crime rate, with approximately 131.2 reported incidents per 1,000 population each year.

Social housing

6.4%

Approximately 6.4% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 10.8% of dwellings are socially rented.

Income level

4/10

The average income per household in St Michael's Road is £46,937 per year.

Noise Level

No noise

No significant noise sources from railways or roads near NN1 3LS.

Flood risk

No risk

St Michael's Road near NN1 3LS 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 0.9 miles away. There are 1 stations nearby.

Nearby public transport stations for NN1 3LS
DistanceNameLinesDirections
0.9 mi

Northampton

N/A

Walking directions to Northampton

Parks

Nearby parks and green spaces for NN1 3LS
DistanceNameSizeDirections
0.3 miThe RacecourseLargeWalking directions to The Racecourse

Area Profile

Population
327
Population density
13,132.5 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
61.64(+79%)
Anti-social behaviour
41.98(+149%)
Vehicle crime
13.28(+222%)
Criminal damage and arson
11.16(+50%)
Shoplifting
10.63(+22%)
East Midlands average

Demographics

Ethnic groups

British
135
41.54%
Other White
80
24.62%
African
28
8.62%
Bangladeshi
26
8%
Pakistani
13
4%
Total population: 325

Economics

Education (age 16+)

Level 4+ (Degree)
82
30.26%
No qualifications
68
25.09%
Level 3 (A level)
39
14.39%
Level 1 (GCSEs 3-1)
29
10.7%
Level 2 (GCSEs 9-4)
26
9.59%
Total 16+ residents: 271

Housing

Housing tenure

Private landlord or letting agency
71
50.35%
Owns with a mortgage
31
21.99%
Owns outright
25
17.73%
Other social rented
8
5.67%
Other forms of private rent
5
3.55%
Total households: 141

Property prices in Castle

Median price£180,000
Price per sq ft£222
Sales (last 12 months)137
Typical range (middle 50%)£153K – £217K

Based on 137 recent sales, the median property price is £180,000 (about £222 per square foot) in Castle area, with individual transactions ranging from £55,000 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
Detached2£403,500£333
Semi-Detached1£226,000£241
Terraced70£208,500£222
Flats64£148,750£220

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£140,000£220,000£210,000
2026£151,000£200,000
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£241£226
2026£221£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 50+ recent sold properties in the last 18 months near NN1 3LS.

Recent sold properties in the last 18 months near NN1 3LS
DateAddressTypeTenurePriceMap
11 Apr 2025Flat 2, Grove Works, 72, Clare Street, Northampton, NN1 3LSFlatsLeasehold£137,500
20 Mar 2025Flat 11, Grove Works, 74, Clare Street, Northampton, NN1 3LSFlatsLeasehold£200,000
26 Aug 202537, Clare Street, Northampton, NN1 3JETerracedFreehold£217,500
18 Mar 202629, Grove Road, Northampton, NN1 3LJTerracedFreehold£205,000
01 Dec 202541, Grove Road, Northampton, NN1 3LJTerracedFreehold£145,000

Schools

In the NN1 3LS postcode area, located within St Michael's Road, there are 6 primary and 3 secondary schools in close proximity.

Nearby primary and secondary schools for NN1 3LS
DistancePhaseNameTypeRating
0.2 miNot applicableThe CE AcademyAcademy alternative provision converter

N/A

0.4 miNot applicableProgress Schools - NorthamptonshireOther independent special school

Inadequate

0.4 miPrimaryStimpson Avenue AcademyAcademy sponsor led

Good

Local amenities

15 nearby supermarkets & convenience stores within mi of NN1 3LS

Nearby supermarkets & convenience stores for NN1 3LS
DistanceNameAddressDirections
0 miAlam Supermarket95 Clare Street, Northampton, NN1 3LPWalking directions to Alam Supermarket
0.1 miShakespear Road Convenience Store25 Shakespeare Road, Northampton, NN1 3QPWalking directions to Shakespear Road Convenience Store
0.1 miStar General Store11 Clare Street, Northampton, NN1 3JEWalking directions to Star General Store
0.1 miKubus105 Kettering Road, Northampton, NN1 4AUWalking directions to Kubus
0.1 miBest Pol111 Kettering Road, Northampton, NN1 4AZWalking directions to Best Pol

Council Tax Bands

Annual council tax rates for West Northamptonshire district (2025-26).

Band A£1,575
Band B£1,838
Band C£2,100
Band D£2,363
Band E£2,888
Band F£3,413
Band G£3,938
Band H£4,725

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 3LS, 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)St Michael's RoadE02005672
LSOA (Lower Layer Super Output Area)West Northamptonshire 031CE01027227
Police ForceNorthamptonshire
Postcode Introduced2004-01-01

Frequently asked questions about NN1 3LS

Is NN1 3LS (St Michael's Road) safe?

The area around NN1 3LS records about 131 crimes per 1,000 residents per year, which is a very high crime rate for England: it scores 9 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 violence and sexual offences, anti-social behaviour and vehicle crime.

What is the average house price near NN1 3LS?

The median sale price around NN1 3LS in St Michael's Road is £180,000 (about £222 per square foot) based on 137 registered sales according to HM Land Registry data.

What schools are near NN1 3LS?

There are 15 schools close to NN1 3LS, including The CE Academy, Progress Schools - Northamptonshire (Inadequate) and Stimpson Avenue Academy (Good). Ratings are from the latest Ofsted inspections.

What is the nearest station to NN1 3LS?

The closest station to NN1 3LS is Northampton, about 1,524 m away.

How deprived is the area around NN1 3LS?

NN1 3LS scores 8 out of 10 on the deprivation scale, where 10 is the most deprived. Its neighbourhood ranks 8,524 of 32,844 in England on the official Index of Multiple Deprivation (rank 1 is the most deprived).

Who represents NN1 3LS (St Michael's Road) in Parliament and on the local council?

The Member of Parliament for Northampton North covering NN1 3LS 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).

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/07/2026. Read more about how our statistics are calculated.