MK20 postcode district: Milton Keynes

MK20 is a postcode district in England, with 6 postcodes in use in 1 sector. Its council is Milton Keynes.

Postcodes in use
6
Sectors
1
Council
Milton Keynes
Places
None listed

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources

Every postcode in MK20, by flood risk

Map of every postcode in MK20, by flood risk Of the 6 postcodes in MK20 that ONS places, 6 are not on the Environment Agency's at-risk list. Places named: Broughton & Moulsoe. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A422M1 MK20 0AF: not on the flood risk listMK20 0AL: not on the flood risk listMK20 0AQ: not on the flood risk listMK20 0AR: not on the flood risk listMK20 0AX: not on the flood risk listMK20 0BA: not on the flood risk list Broughton & Moulsoe Map of every postcode in MK20, by flood risk Of the 6 postcodes in MK20 that ONS places, 6 are not on the Environment Agency's at-risk list. Places named: Broughton & Moulsoe. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A422 Broughton & Moulsoe
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 6

Of the 6 postcodes in MK20 that ONS places, 6 are not on the Environment Agency's at-risk list.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Names in italics are council wards: we hold no town or village names here.

The middle of its postcodes: latitude 52.0738, longitude -0.7198. Open this area on OpenStreetMap

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; flood risk: Environment Agency, published 6 July 2026; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

Is MK20 at risk of flooding?

None of the 6 postcodes in MK20 is on the Environment Agency's list of postcodes with a home or business in an area at risk of flooding from rivers or the sea.

Homes and businesses in an area at risk of flooding from rivers or the sea, as the Environment Agency counts them, added up over the postcodes. It is for the land, not each building, and leaves out surface water, groundwater and sewers. Each postcode page has its own figures and its flood warning areas.

Source: Environment Agency, Risk of Flooding from Rivers and Sea (postcodes in areas at risk), published 6 July 2026, Open Government Licence v3.0. How we use it

Postcodes in MK20

Pick a sector, then a postcode. A sector is the district plus the next digit.

MK20 06 postcodes
UK postcode format explained

Places in MK20

We list no town or village for MK20. A place gets a page here only when enough postcodes are in one: a town or village here is a built-up area named by the Office for National Statistics in England and Wales, or a census locality named by National Records of Scotland. Every MK20 postcode is here, under its sector above.

Who covers MK20

How many of the district's postcodes in use fall under each council, constituency and police force area.

Councils

What council am I in?

Constituencies

  • Milton Keynes North6

Police force areas

  • Thames Valley6

Next to MK20

MK19 postcode district MK40 postcode district All MK districts

"Next to" is by number: the districts before and after MK20 in the MK area.

Check a postcode

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