ST1 3 postcode sector in the ST1 district

ST1 3 is a sector of the ST1 district: every postcode that starts ST1 3. It has 197 postcodes in use, 13 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 ST1 3 sector, by gigabit broadband

No home or business can get gigabit: 34
Some can get gigabit: 39
Every home and business can get gigabit: 114
Ofcom gives no figure: 10
Outline: where 5 or more postcodes without gigabit lie together

Of the 197 postcodes in the ST1 3 sector that ONS places, 34 have no home or business that can get gigabit, 39 have some that can, 114 can all get it and 10 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. A dashed outline shows where 5 or more lie within 150 metres of each other. It is not a boundary, and 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

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

ST1 3AD ST1 3AE ST1 3AF ST1 3AS ST1 3AU ST1 3BF ST1 3BP ST1 3DG ST1 3DH ST1 3ED ST1 3FB ST1 3FH

Where the postcodes without gigabit lie together

10 postcodes without gigabit, outlined on the map. ST1 3FB, is the one nearest the middle of them.
9 postcodes without gigabit, outlined on the map. ST1 3TE, is the one nearest the middle of them.

What do homes sell for in ST1 3?

Homes in ST1 3 sold for a typical £110,000 in the 12 months to September 2026, across 49 sales, HM Land Registry's figures show. The 12 months before gave £122,000 from 82 sales: not a change larger than chance would explain, given which homes happened to sell.

£110,000 typical price, the 12 months to September 2026

£122,000 12 months to September 2025

Detached 2 sales, too few to price
Semi-detached £180,500 10 sales
Terraced £110,000 23 sales
Flat or maisonette £73,500 14 sales

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 ST1 3. 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 ST1 3

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.

ST1 3AB ST1 3AD ST1 3AE ST1 3AF ST1 3AH ST1 3AJ ST1 3AN ST1 3AS ST1 3AU ST1 3AX ST1 3AY ST1 3BA ST1 3BB ST1 3BD ST1 3BE ST1 3BF ST1 3BG ST1 3BH ST1 3BJ ST1 3BL ST1 3BN ST1 3BP ST1 3BQ ST1 3BT ST1 3BU ST1 3BW ST1 3BX ST1 3BY ST1 3DA ST1 3DB ST1 3DD ST1 3DE ST1 3DG ST1 3DH ST1 3DJ ST1 3DL ST1 3DN ST1 3DP ST1 3DQ ST1 3DS ST1 3DT ST1 3DU ST1 3DW ST1 3DX ST1 3DY ST1 3EA ST1 3EB ST1 3ED ST1 3EG ST1 3EJ ST1 3EL ST1 3EN ST1 3EQ ST1 3ER ST1 3ES ST1 3EU ST1 3EX ST1 3EY ST1 3FB ST1 3FD ST1 3FE ST1 3FF ST1 3FG ST1 3FH ST1 3GA ST1 3GB ST1 3GD ST1 3GE ST1 3GF ST1 3GG ST1 3GH ST1 3GJ ST1 3GL ST1 3GN ST1 3GW ST1 3GX ST1 3HA ST1 3HB ST1 3HD ST1 3HE ST1 3HF ST1 3HG ST1 3HH ST1 3HJ ST1 3HL ST1 3HN ST1 3HP ST1 3HQ ST1 3HR ST1 3HS ST1 3HT ST1 3HU ST1 3HW ST1 3HX ST1 3HY ST1 3HZ ST1 3JA ST1 3JB ST1 3JD ST1 3JE ST1 3JF ST1 3JG ST1 3JH ST1 3JJ ST1 3JL ST1 3JN ST1 3JP ST1 3JQ ST1 3JS ST1 3JY ST1 3LA ST1 3LB ST1 3LE ST1 3LH ST1 3LL ST1 3LQ ST1 3LR ST1 3LW ST1 3LX ST1 3LY ST1 3NF ST1 3NG ST1 3NH ST1 3NJ ST1 3NL ST1 3NN ST1 3NQ ST1 3NR ST1 3NS ST1 3NT ST1 3NU ST1 3NW ST1 3NX ST1 3NY ST1 3NZ ST1 3PA ST1 3PB ST1 3PD ST1 3PE ST1 3PF ST1 3PG ST1 3PL ST1 3PN ST1 3PR ST1 3PS ST1 3PT ST1 3PU ST1 3PW ST1 3PX ST1 3PY ST1 3PZ ST1 3QA ST1 3QB ST1 3QH ST1 3QJ ST1 3QN ST1 3QR ST1 3QS ST1 3QU ST1 3QX ST1 3QY ST1 3QZ ST1 3RA ST1 3RB ST1 3RD ST1 3RE ST1 3RF ST1 3RG ST1 3RH ST1 3RJ ST1 3RL ST1 3RN ST1 3RP ST1 3RS ST1 3RT ST1 3RX ST1 3RY ST1 3SA ST1 3SD ST1 3SF ST1 3SG ST1 3SH ST1 3SJ ST1 3SL ST1 3SN ST1 3SP ST1 3SR ST1 3ST ST1 3SW ST1 3TD ST1 3TE ST1 3TF ST1 3TG ST1 3TH ST1 3TJ ST1 3TU ST1 3TX

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.

Other sectors in ST1

ST1 1 sector ST1 2 sector ST1 4 sector ST1 5 sector ST1 6 sector All of ST1 ST 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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