Postcode area guide

Author:

MK postcode area

Explore the Milton Keynes postcode area with maps, quick facts, towns, delivery offices, neighbouring areas and postcode district coverage.

The MK area code stands for m and k in <strong>M</strong>ilton <strong>K</strong>eynes.

Map of the MK postcode area

Use the interactive map to explore the area boundary and neighbouring postcode areas.

Overview

This page brings together mapped and statistical information for the MK postcode area, also known as the Milton Keynes postal area.

The MK postcode area covers Milton Keynes and nearby parts of southern England.

The postcode area borders the following neighbouring postcode areas: PE - Peterborough, OX - Oxford, SG - Stevenage, NN - Northampton, HP - Hemel Hempstead and LU - Luton and is located inland.

The postcode area falls within the following counties: Buckinghamshire (60.34%), Bedfordshire (38.54%), Northamptonshire (1.00%), Oxfordshire (0.10%), Cambridgeshire (0.02%).

Detailed map of MK Milton Keynes Postcode Area
Detailed map showing districts and posttowns in the MK Area

Quick facts

MK area statistics
Width east to west35.26 mi
Height north to south30.29 mi
Area527.27 mi²
Maximum width39.66 mi
Perimeter157.52 mi
Postcode districts27
Postcode sectors107
Post towns5
Postcodes15,630
Population507,978

The MK postcode area has a population of 507,978 and covers 1,365,607 hectares. Roughly 0.78% of the population of Great Britain lives here.

Post towns and postcode districts

Where is the MK postcode area?

Location map for the MK postcode area
Location map of the postcode area.
Word cloud for the MK postcode area
Word cloud of place names within the area.

How built up is the postcode area?

This compares building footprint coverage against the total land area across each postcode district. The least urban district is MK44 and the most urban is MK1.

Postcode district Total area (m²) Footprint area (m²) Built percentage
MK44 234,627,137 1,910,444 0.81%
MK18 246,981,036 2,415,550 0.98%
MK46 56,571,193 625,031 1.10%
MK16 90,015,096 1,051,696 1.17%
MK19 79,197,243 986,393 1.25%
MK17 172,271,897 2,321,961 1.35%
MK43 187,437,926 2,954,920 1.58%
MK45 139,089,885 2,981,657 2.14%
MK41 30,646,350 2,119,391 6.92%
MK14 9,308,490 853,399 9.17%
MK15 6,530,786 638,586 9.78%
MK6 10,011,828 1,003,132 10.02%
MK8 5,769,458 600,478 10.41%
MK3 8,634,161 926,252 10.73%
MK5 7,033,255 766,490 10.90%
MK2 5,315,362 586,719 11.04%
MK4 8,039,678 889,832 11.07%
MK42 21,136,498 2,402,903 11.37%
MK7 6,655,726 764,378 11.48%
MK13 6,647,888 763,954 11.49%
MK12 6,186,269 766,632 12.39%
MK11 3,407,147 456,155 13.39%
MK40 10,891,338 1,471,034 13.51%
MK10 7,116,642 1,060,523 14.90%
MK9 3,271,973 499,094 15.25%
MK1 2,833,398 614,525 21.69%
Total 1,365,627,660 32,431,129 2.37%
Map of the MK postcode area
Boundary map showing MK in relation to neighbouring areas.
Map of post towns in the MK postal area
Post towns within the MK postal area.

Area measurements

Hectares1,365,607
Square miles5,272.64
Square feet146,992,571,873.00
Square kilometres13,656.07

Postal delivery offices

  • Ampthill Postal Delivery Office
  • Aspley Guise Scale Payment Delivery Office
  • Barton-le-clay Scale Payment Delivery Office
  • Bedford Mk40-42 Delivery Office
  • Bedford Mk41 Delivery Office
  • Bedford Mk42 Delivery Office
  • Bedford Rurals Delivery Office (mk)
  • Bletchley Delivery Office
  • Brinklow (mk) Postal Delivery Office
  • Bromham Scale Payment Delivery Office
  • Buckingham Delivery Office
  • Carlton (mk) Scale Payment Delivery Office
  • Castlethorpe Scale Payment Delivery Office
  • Clapham (mk) Scale Payment Delivery Office
  • Clophill Scale Payment Delivery Office
  • Cosgrove Scale Payment Delivery Office
  • Cranfield Scale Payment Delivery Office
  • Deanshanger Scale Payment Delivery Office
  • Great Barford Scale Payment Delivery Office
  • Great Horwood Scale Payment Delivery Office
  • Hanslope Scale Payment Delivery Office
  • Harrold Scale Payment Delivery Office
  • Kiln Farm Delivery Office
  • Little Brickhill Scale Payment Delivery Office
  • Marston Moreteyne Scale Payment Delivery Office
  • Maulden Scale Payment Delivery Office
  • Mursley Scale Payment Delivery Office
  • Newport Pagnell Delivery Office
  • Oakley Scale Payment Delivery Office
  • Olney Postal Delivery Office
  • Renhold Scale Payment Delivery Office
  • Riseley (mk44) Scale Payment Delivery Office
  • Sharnbrook Scale Payment Delivery Office
  • Silsoe Scale Payment Delivery Office
  • Steeple Clay Delivery Office N Scale Payment Delivery Office
  • Stevington Scale Payment Delivery Office
  • Thurleigh Scale Payment Delivery Office
  • Turvey Scale Payment Delivery Office
  • Willington Scale Payment Delivery Office
  • Wilstead Scale Payment Delivery Office
  • Winslow Postal Delivery Office
  • Woburn Scale Payment Delivery Office
  • Wootton Scale Payment Delivery Office

Tourist attractions within the area

We found 7 visitor attractions within the Milton Keynes postcode area.

Stowe Landscape Gardens
Gardens
Garden
View on Google Maps
Buckingham Old Gaol Museum
Museums & Art Galleries
Museum and / or Art Gallery
View on Google Maps
Claydon House
Historic Properties
Historic House / House and Garden / Palace
View on Google Maps
Milton Keynes Museum
Museums & Art Galleries
Museum and / or Art Gallery
View on Google Maps
Go Ape! Tree Top Adventure - Woburn Safari Park
Country Parks
Country Park
View on Google Maps
Wrest Park
Historic Properties
Historic House / House and Garden / Palace
View on Google Maps
Bushmead Priory
Historic Properties
Historic Monument / Archaeological Site
View on Google Maps

Nearby postcode areas

Neighbouring context

The postcode area borders the following neighbouring postcode areas: PE - Peterborough, OX - Oxford, SG - Stevenage, NN - Northampton, HP - Hemel Hempstead and LU - Luton and is located inland.

Towns and villages within the area

© streetlist.co.uk 2026
Contains public sector information licensed under the Open Government Licence v2.0.
© Crown copyright and database rights 2026
© OpenStreetMap contributors 2026