NN1 1DD

Castle · West Northamptonshire · England

Updated September 2026

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Location overview

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Ward
Castle
Local authority
West Northamptonshire
Constituency
Northampton North
Postcode district
NN1
Postcode sector
NN1 1

Nearby postcodes

Nearby postcode distances
Postcode Distance
NN1 1DN 1 m
NN1 9SJ 1 m
NN1 1DP 25 m
NN1 1EA 25 m
NN1 1EW 53 m
Complete postcode fields and official codes
Postcode
NN1 1DD
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
NN
Postcode district
NN1
Postcode sector
NN1 1
Latitude
52.236287
Longitude
-0.894588
British National Grid easting
475,584
British National Grid northing
260,362

Statistical and administrative geographies

Country
England · E92000001
Region
East Midlands · E12000004
Local authority district
West Northamptonshire · E06000062
Electoral ward
Castle · E05015983
Parish or community
E04013033
Westminster constituency
Northampton North · E14001406
Output area
E00169272
Lower layer super output area
West Northamptonshire 034D · E01035417
Middle layer super output area
West Northamptonshire 034 · E02005674

Postcode source versions

Explore NN1

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
85
Primary
50
Secondary
8
  1. WiEducate LTD

    Special post 16 institution

    388 m
  2. Progress Schools - Northamptonshire

    Other independent special school

    428 m
  3. University of Northampton

    Higher education institutions

    602 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
9,771
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 3,399
  • Anti social behaviour 1,325
  • Shoplifting 846
  • Public order 718
  • Other theft 667

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
NN1 1 residents
2,698

Age bands in NN1 1

Wider postcode sector
Age 0 to 14
10.6%

329 residents

Age 15 to 24
26.6%

823 residents

Age 25 to 44
37.5%

1,158 residents

Age 45 to 64
16.5%

511 residents

Age 65 and over
8.8%

271 residents

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

GP practices

19

within 5 km

  • MAPLE ACCESS PARTNERSHIP LLP

    MAPLE HOUSE, 17-19 HAZELWOOD ROAD, NORTHAMPTON, NN1 1LG

    ODS code K83621

    252 m

  • THE MOUNTS MEDICAL CENTRE

    CAMPBELL STREET, NORTHAMPTON, NN1 3DS

    ODS code K83025

    688 m

  • LEICESTER TCE HEALTHCARE CTR

    7-8 LEICESTER TERRACE, NORTHAMPTON, NN2 6AL

    ODS code K83014

    1.1 km

  • LANGHAM PLACE SURGERY

    11 LANGHAM PLACE, NORTHAMPTON, NN2 6AA

    ODS code K83027

    1.2 km

  • ABINGTON PARK SURGERY

    CHRISTCHURCH MEDICAL CENTRE, ARDINGTON ROAD, NORTHAMPTON, NN1 5LT

    ODS code K83029

    1.9 km

  • ELEANOR CROSS HEALTHCARE

    DELAPRE MEDICAL CENTRE, GLOUCESTER AVENUE, NORTHAMPTON, NN4 8QF

    ODS code K83010

    1.9 km

  • QUEENSVIEW MEDICAL CENTRE

    THORNTON ROAD, NORTHAMPTON, NN2 6LS

    ODS code K83003

    2.0 km

  • COUNTY SURGERY

    202-204 ABINGTON AVENUE, NORTHAMPTON, NN1 4QA

    ODS code K83056

    2.0 km

  • THE CRESCENT MEDICAL CTR.

    2 THE CRESCENT, NORTHAMPTON, NN1 4SB

    ODS code K83050

    2.0 km

  • KING EDWARD ROAD SURGERY

    CHRISTCHURCH MEDICAL CENTRE, KING EDWARD ROAD, NORTHAMPTON, NN1 5LY

    ODS code K83012

    2.1 km

  • KINGSTHORPE MEDICAL CTR.

    EASTERN AVENUE SOUTH, KINGSLEY, NORTHAMPTON, NN2 7JN

    ODS code K83035

    2.4 km

  • GREENVIEW SURGERY

    129 HAZELDENE ROAD, NORTHAMPTON, NN2 7PB

    ODS code K83077

    2.6 km

  • PENVALE PARK MEDICAL CENTRE

    HARDWICK ROAD, EAST HUNSBURY, NORTHAMPTON, NN4 0GP

    ODS code Y08368

    2.7 km

  • ABINGTON MEDICAL CENTRE

    51A BEECH AVENUE, NORTHAMPTON, NN3 2JG

    ODS code K83043

    2.7 km

  • PARK AVE MED CNT & KINGS HEATH PRACTICE

    166-168 PARK AVENUE NORTH, NORTHAMPTON, NN3 2HZ

    ODS code K83042

    2.9 km

  • ST LUKES PRIMARY CARE CENTRE

    TIMKEN WAY SOUTH, DUSTON, NORTHAMPTON, NN5 6FR

    ODS code K83041

    3.3 km

  • DANES CAMP MEDICAL CENTRE

    ROWTREE ROAD, EAST HUNSBURY, NORTHAMPTON, NN4 0NY

    ODS code K83610

    3.5 km

  • WOOTTON MEDICAL CENTRE

    36-38 HIGH STREET, WOOTTON, NORTHAMPTON, NN4 6LW

    ODS code K83055

    3.8 km

  • THE PINES SURGERY

    HARBOROUGH ROAD NORTH, NORTHAMPTON, NN2 8LL

    ODS code K83008

    4.1 km

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Derngate Centre

    BCT · Northampton

    0.1 miles
  • Derngate Centre

    BCT · Northampton

    0.1 miles
  • Derngate Centre

    BCT · Northampton

    0.1 miles
  • Post Office

    BCT · Northampton

    0.1 miles
  • Mercers Row

    BCT · Northampton

    0.1 miles

Relative deprivation

English Indices of Deprivation 2025 for West Northamptonshire 034D, the published LSOA linked to this postcode. Decile 1 contains the most deprived 10% of English LSOAs and decile 10 the least deprived 10%.

Overall IMD decile

4 of 10

Overall England rank

10,350 of 33,755

Income
7 of 10
Employment
5 of 10
Education and skills
4 of 10
Health and disability
3 of 10
Crime
1 of 10
Housing and services
3 of 10
Living environment
3 of 10

These are relative area statistics, not measures of an individual household, affluence or absolute change. They cannot be compared with indices for other UK nations. Source: English Indices of Deprivation 2025, version 2025-v2.

Flood risk

Environment Agency long-term indicators for the area around addresses in this postcode. They are not an assessment of any individual property and do not show current or forecast flooding.

High risk addresses
0
Medium risk addresses
0
Low risk addresses
0
Groundwater flood alert area
Unlikely

Source: Environment Agency flood-risk postcode search tool data, version 2026-06-18. Check the long-term risk for an individual area. © Environment Agency copyright and/or database right 2025. All rights reserved.

Evidence in context

Schools

85 open schools are in scope, including 50 primary and 8 secondary schools. WiEducate LTD is the nearest published school at 388 m.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

9,771 published events cover 12 months, averaging 814.25 events per published month. The largest recorded category is Violence and sexual offences with 3,399 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.