M31 4 postcode sector in the M31 district

M31 4 is a sector of the M31 district: every postcode that starts M31 4. It has 267 postcodes in use, 5 of them large-user postcodes. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.

Not sure what a sector is? UK postcode format explained.

Every postcode in the M31 4 sector, by gigabit broadband

No home or business can get gigabit: 17
Some can get gigabit: 17
Every home and business can get gigabit: 230
Ofcom gives no figure: 3

Of the 267 postcodes in the M31 4 sector that ONS places, 17 have no home or business that can get gigabit, 17 have some that can, 230 can all get it and 3 have no Ofcom figure.

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. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Ofcom Connected Nations, Connected Nations, Spring 2026; roads, rivers and built-up areas: Ordnance Survey open maps. 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.

Postcodes without gigabit

17 postcodes here have no gigabit. These are the 12 first in postcode order.

M31 4AA M31 4AB M31 4AD M31 4AE M31 4AG M31 4AJ M31 4AP M31 4NW M31 4QJ M31 4QN M31 4QR M31 4QZ

2 further out, not drawn

These postcodes lie well apart from the rest, so the map is drawn without them to show the rest closer; they are in every count.

M31 4BS M31 4WS

What do homes sell for in M31 4?

Homes in M31 4 sold for a typical £264,000 in the 12 months to September 2026, across 70 sales, HM Land Registry's figures show. The 12 months before gave £249,995 from 173 sales: not a change larger than chance would explain, given which homes happened to sell.

£264,000 typical price, the 12 months to September 2026

£249,995 12 months to September 2025

Detached £350,000 9 sales
Semi-detached £282,500 36 sales
Terraced £196,000 23 sales
Flat or maisonette 2 sales, too few to price

Each bar is that kind's typical price, against the most expensive kind here.

Standard sales of homes at market value at the postcodes that start M31 4. A typical price is the median, the middle sale, given from 5 sales or more.

How we work this out: house prices by postcode

Source: HM Land Registry Price Paid Data, files dated 28 October 2026.

Postcodes in M31 4

Pick a postcode to see its council and MP, broadband, flood risk, what homes sell for, council tax, the nearest schools and stations, and crime around it.

M31 4AA M31 4AB M31 4AD M31 4AE M31 4AG M31 4AJ M31 4AN M31 4AP M31 4AQ M31 4AR M31 4AS M31 4AW M31 4AY M31 4AZ M31 4BA M31 4BB M31 4BD M31 4BE M31 4BF M31 4BH M31 4BJ M31 4BL M31 4BN M31 4BQ M31 4BS M31 4BU M31 4BW M31 4BX M31 4DB M31 4DE M31 4DF M31 4DG M31 4DH M31 4DJ M31 4DL M31 4DN M31 4DP M31 4DQ M31 4DR M31 4DS M31 4DT M31 4DU M31 4DW M31 4DX M31 4DY M31 4DZ M31 4EA M31 4EB M31 4ED M31 4EF M31 4EG M31 4EJ M31 4EL M31 4EN M31 4EP M31 4EQ M31 4ER M31 4ES M31 4ET M31 4EU M31 4EW M31 4EX M31 4EY M31 4EZ M31 4FA M31 4FB M31 4FD M31 4FE M31 4FF M31 4FG M31 4FH M31 4FJ M31 4FL M31 4FN M31 4FP M31 4FQ M31 4FR M31 4FS M31 4FT M31 4FU M31 4FW M31 4FX M31 4FY M31 4FZ M31 4GA M31 4GB M31 4GD M31 4GF M31 4GG M31 4GH M31 4GJ M31 4GL M31 4GN M31 4GP M31 4GQ M31 4GR M31 4GS M31 4GT M31 4GU M31 4GW M31 4GX M31 4GY M31 4GZ M31 4HA M31 4HB M31 4HD M31 4HE M31 4HF M31 4HG M31 4HH M31 4HJ M31 4HL M31 4HN M31 4HP M31 4HQ M31 4HR M31 4HS M31 4HT M31 4HU M31 4HW M31 4HX M31 4HY M31 4HZ M31 4JA M31 4JB M31 4JD M31 4JE M31 4JF M31 4JG M31 4JH M31 4JL M31 4JN M31 4JP M31 4JQ M31 4JR M31 4JS M31 4JT M31 4JU M31 4JW M31 4JX M31 4LA M31 4LB M31 4LD M31 4LE M31 4LF M31 4LG M31 4LH M31 4LJ M31 4LL M31 4LN M31 4LP M31 4LQ M31 4LR M31 4LS M31 4LT M31 4LU M31 4LW M31 4LX M31 4LY M31 4LZ M31 4NA M31 4NB M31 4ND M31 4NE M31 4NF M31 4NG M31 4NH M31 4NJ M31 4NL M31 4NN M31 4NP M31 4NQ M31 4NR M31 4NS M31 4NT M31 4NW M31 4NZ M31 4PA M31 4PB M31 4PD M31 4PE M31 4PF M31 4PG M31 4PH M31 4PJ M31 4PL M31 4PN M31 4PP M31 4PQ M31 4PR M31 4PS M31 4PT M31 4PU M31 4PW M31 4PX M31 4PY M31 4PZ M31 4QA M31 4QD M31 4QE M31 4QF M31 4QG M31 4QH M31 4QJ M31 4QN M31 4QP M31 4QR M31 4QS M31 4QT M31 4QX M31 4QZ M31 4RA M31 4RB M31 4RD M31 4RG M31 4RH M31 4RJ M31 4RN M31 4RP M31 4RQ M31 4RR M31 4RS M31 4RT M31 4RU M31 4RW M31 4RX M31 4RY M31 4RZ M31 4SA M31 4SB M31 4SE M31 4SF M31 4SH M31 4SJ M31 4SL M31 4SN M31 4SP M31 4SQ M31 4SR M31 4SS M31 4ST M31 4SU M31 4SW M31 4SX M31 4TA M31 4TB M31 4TD M31 4TE M31 4TG M31 4TN M31 4TP M31 4TQ M31 4TR M31 4UG M31 4WA M31 4WB M31 4WD M31 4WE M31 4WF M31 4WG M31 4WH M31 4WJ M31 4WN M31 4WS M31 4WT M31 4WY M31 4WZ

Source: ONS Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed.

What council am I in? The council, borough or local authority for a postcode, and the county council where there is one. What ward am I in? The ward for a postcode, with its council, constituency and parish.

More of M31

All of M31 M postcode area

Check a postcode

Where the facts on this page come from

Office for National Statistics: ONS Postcode Directory
Ofcom Connected Nations
HM Land Registry Price Paid Data

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.

Licence: Open Government Licence v3.0.

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