AL7 1 postcode sector in the AL7 district

AL7 1 is a sector of the AL7 district: every postcode that starts AL7 1. It has 216 postcodes in use, 16 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 AL7 1 sector, and which are new since 2020

Map of every postcode in the AL7 1 sector, by new since 2020 Of the 216 postcodes in the AL7 1 sector that ONS places, 13 are new since 2020 and 203 were in use before 2020. One group of new postcodes is outlined: 6 new postcodes since 2020. Places named: Welwyn Garden City. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. AL7 1AD: before 2020AL7 1AH: before 2020AL7 1AJ: before 2020AL7 1AN: before 2020AL7 1AP: before 2020AL7 1AU: before 2020AL7 1AX: before 2020AL7 1AY: before 2020AL7 1BA: before 2020AL7 1BD: before 2020AL7 1BH: before 2020AL7 1BJ: before 2020AL7 1BQ: before 2020AL7 1BW: before 2020AL7 1BX: before 2020AL7 1BY: before 2020AL7 1DA: before 2020AL7 1DB: before 2020AL7 1DD: before 2020AL7 1DE: before 2020AL7 1DG: before 2020AL7 1DH: before 2020AL7 1DJ: before 2020AL7 1DL: before 2020AL7 1DN: before 2020AL7 1DP: before 2020AL7 1DQ: before 2020AL7 1DR: before 2020AL7 1DS: before 2020AL7 1DU: before 2020AL7 1DW: before 2020AL7 1DX: before 2020AL7 1DZ: before 2020AL7 1EA: before 2020AL7 1EB: before 2020AL7 1ED: before 2020AL7 1EE: before 2020AL7 1EF: before 2020AL7 1EG: before 2020AL7 1EL: before 2020AL7 1EN: before 2020AL7 1EP: before 2020AL7 1EQ: before 2020AL7 1EU: before 2020AL7 1EW: before 2020AL7 1FE: before 2020AL7 1FF: before 2020AL7 1FG: before 2020AL7 1FH: before 2020AL7 1FJ: before 2020AL7 1FL: before 2020AL7 1FN: before 2020AL7 1FP: before 2020AL7 1FQ: before 2020AL7 1FR: before 2020AL7 1FS: before 2020AL7 1FT: before 2020AL7 1FU: before 2020AL7 1FW: before 2020AL7 1FX: before 2020AL7 1FY: before 2020AL7 1FZ: before 2020AL7 1GA: before 2020AL7 1GB: before 2020AL7 1GD: before 2020AL7 1GF: before 2020AL7 1GG: before 2020AL7 1GH: before 2020AL7 1GJ: before 2020AL7 1GP: before 2020AL7 1GR: before 2020AL7 1GS: before 2020AL7 1GT: before 2020AL7 1GU: before 2020AL7 1GW: before 2020AL7 1GX: before 2020AL7 1GY: before 2020AL7 1GZ: before 2020AL7 1HA: before 2020AL7 1HB: before 2020AL7 1HE: before 2020AL7 1HG: before 2020AL7 1HH: before 2020AL7 1HJ: before 2020AL7 1HL: before 2020AL7 1HN: before 2020AL7 1HQ: before 2020AL7 1HR: before 2020AL7 1HU: before 2020AL7 1HX: before 2020AL7 1JA: before 2020AL7 1JD: before 2020AL7 1JE: before 2020AL7 1JG: before 2020AL7 1JN: before 2020AL7 1JQ: before 2020AL7 1JR: before 2020AL7 1JU: before 2020AL7 1JY: before 2020AL7 1LA: before 2020AL7 1LE: before 2020AL7 1LP: before 2020AL7 1LT: before 2020AL7 1LY: before 2020AL7 1NA: before 2020AL7 1NB: before 2020AL7 1ND: before 2020AL7 1NE: before 2020AL7 1NF: before 2020AL7 1NG: before 2020AL7 1NH: before 2020AL7 1NJ: before 2020AL7 1NL: before 2020AL7 1NN: before 2020AL7 1NP: before 2020AL7 1NQ: before 2020AL7 1NR: before 2020AL7 1NS: before 2020AL7 1NT: before 2020AL7 1NU: before 2020AL7 1NW: before 2020AL7 1NX: before 2020AL7 1NY: before 2020AL7 1NZ: before 2020AL7 1PA: before 2020AL7 1PB: before 2020AL7 1PD: before 2020AL7 1PE: before 2020AL7 1PF: before 2020AL7 1PG: before 2020AL7 1PH: before 2020AL7 1PJ: before 2020AL7 1PL: before 2020AL7 1PN: before 2020AL7 1PP: before 2020AL7 1PQ: before 2020AL7 1PR: before 2020AL7 1PS: before 2020AL7 1PW: before 2020AL7 1PZ: before 2020AL7 1QA: before 2020AL7 1QD: before 2020AL7 1QE: before 2020AL7 1QF: before 2020AL7 1QG: before 2020AL7 1QH: before 2020AL7 1QJ: before 2020AL7 1QL: before 2020AL7 1QN: before 2020AL7 1QP: before 2020AL7 1QQ: before 2020AL7 1QR: before 2020AL7 1QS: before 2020AL7 1QT: before 2020AL7 1QU: before 2020AL7 1QW: before 2020AL7 1QX: before 2020AL7 1QY: before 2020AL7 1QZ: before 2020AL7 1RB: before 2020AL7 1RD: before 2020AL7 1RE: before 2020AL7 1RF: before 2020AL7 1RG: before 2020AL7 1RH: before 2020AL7 1RJ: before 2020AL7 1RL: before 2020AL7 1RN: before 2020AL7 1RP: before 2020AL7 1RQ: before 2020AL7 1RW: before 2020AL7 1RX: before 2020AL7 1RY: before 2020AL7 1SA: before 2020AL7 1SB: before 2020AL7 1SD: before 2020AL7 1SE: before 2020AL7 1SF: before 2020AL7 1TA: before 2020AL7 1TN: before 2020AL7 1TP: before 2020AL7 1TR: before 2020AL7 1TS: before 2020AL7 1TW: before 2020AL7 1UA: before 2020AL7 1UB: before 2020AL7 1UD: before 2020AL7 1UE: before 2020AL7 1UF: before 2020AL7 1UG: before 2020AL7 1UH: before 2020AL7 1UJ: before 2020AL7 1UL: before 2020AL7 1UN: before 2020AL7 1UP: before 2020AL7 1UQ: before 2020AL7 1UW: before 2020AL7 1GE: new since 2020AL7 1GQ: new since 2020AL7 1WH: new since 2020AL7 1WL: new since 2020AL7 1WN: new since 2020AL7 1WP: new since 2020AL7 1WQ: new since 2020AL7 1WS: new since 2020AL7 1WT: new since 2020AL7 1WU: new since 2020AL7 1WW: new since 2020AL7 1WX: new since 2020AL7 1AB: new since 2020 Welwyn Garden City 6 new postcodes since 2020, outlined: this goes to AL7 1WU, the newest of them6 new postcodes since 2020 Map of every postcode in the AL7 1 sector, by new since 2020 Of the 216 postcodes in the AL7 1 sector that ONS places, 13 are new since 2020 and 203 were in use before 2020. One group of new postcodes is outlined: 6 new postcodes since 2020. Places named: Welwyn Garden City. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Welwyn Garden City
  • New since 2020: 13
  • In use before 2020: 203
  • Outline: where 5 or more new postcodes since 2020 lie together

Of the 216 postcodes in the AL7 1 sector that ONS places, 13 are new since 2020 and 203 were in use before 2020.

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. New since 2020 means it came into use in January 2020 or later. 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.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; when each came into use: the same directory; 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

The 5 newest postcodes

AL7 1GEOctober 2025AL7 1WUSeptember 2023AL7 1WXJune 2023AL7 1WTJuly 2022AL7 1WQApril 2022

Where the new postcodes lie together

  • 6 new postcodes since 2020, outlined on the map. AL7 1WU, is the newest of them.

What do homes sell for in AL7 1?

Homes in AL7 1 sold for a typical £380,000 in the 12 months to August 2026, across 79 sales, up 4.1% on the 12 months before, HM Land Registry's figures show.

£380,000 typical price, the 12 months to August 2026
£365,000 12 months to August 2025
▲ up 4.1% on the 12 months before
  • Detached £550,000 7 sales
  • Semi-detached £490,000 11 sales
  • Terraced £415,000 27 sales
  • Flat or maisonette £215,000 34 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 AL7 1. 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 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Postcodes in AL7 1

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.

AL7 1AAAL7 1ABAL7 1ADAL7 1AHAL7 1AJAL7 1ANAL7 1APAL7 1AUAL7 1AXAL7 1AYAL7 1BAAL7 1BDAL7 1BHAL7 1BJAL7 1BQAL7 1BWAL7 1BXAL7 1BYAL7 1DAAL7 1DBAL7 1DDAL7 1DEAL7 1DGAL7 1DHAL7 1DJAL7 1DLAL7 1DNAL7 1DPAL7 1DQAL7 1DRAL7 1DSAL7 1DUAL7 1DWAL7 1DXAL7 1DZAL7 1EAAL7 1EBAL7 1EDAL7 1EEAL7 1EFAL7 1EGAL7 1ELAL7 1ENAL7 1EPAL7 1EQAL7 1EUAL7 1EWAL7 1FEAL7 1FFAL7 1FGAL7 1FHAL7 1FJAL7 1FLAL7 1FNAL7 1FPAL7 1FQAL7 1FRAL7 1FSAL7 1FTAL7 1FUAL7 1FWAL7 1FXAL7 1FYAL7 1FZAL7 1GAAL7 1GBAL7 1GDAL7 1GEAL7 1GFAL7 1GGAL7 1GHAL7 1GJAL7 1GPAL7 1GQAL7 1GRAL7 1GSAL7 1GTAL7 1GUAL7 1GWAL7 1GXAL7 1GYAL7 1GZAL7 1HAAL7 1HBAL7 1HEAL7 1HGAL7 1HHAL7 1HJAL7 1HLAL7 1HNAL7 1HQAL7 1HRAL7 1HTAL7 1HUAL7 1HWAL7 1HXAL7 1JAAL7 1JDAL7 1JEAL7 1JGAL7 1JNAL7 1JQAL7 1JRAL7 1JUAL7 1JYAL7 1LAAL7 1LEAL7 1LPAL7 1LTAL7 1LYAL7 1NAAL7 1NBAL7 1NDAL7 1NEAL7 1NFAL7 1NGAL7 1NHAL7 1NJAL7 1NLAL7 1NNAL7 1NPAL7 1NQAL7 1NRAL7 1NSAL7 1NTAL7 1NUAL7 1NWAL7 1NXAL7 1NYAL7 1NZAL7 1PAAL7 1PBAL7 1PDAL7 1PEAL7 1PFAL7 1PGAL7 1PHAL7 1PJAL7 1PLAL7 1PNAL7 1PPAL7 1PQAL7 1PRAL7 1PSAL7 1PWAL7 1PZAL7 1QAAL7 1QDAL7 1QEAL7 1QFAL7 1QGAL7 1QHAL7 1QJAL7 1QLAL7 1QNAL7 1QPAL7 1QQAL7 1QRAL7 1QSAL7 1QTAL7 1QUAL7 1QWAL7 1QXAL7 1QYAL7 1QZAL7 1RBAL7 1RDAL7 1REAL7 1RFAL7 1RGAL7 1RHAL7 1RJAL7 1RLAL7 1RNAL7 1RPAL7 1RQAL7 1RWAL7 1RXAL7 1RYAL7 1SAAL7 1SBAL7 1SDAL7 1SEAL7 1SFAL7 1SQAL7 1SYAL7 1TAAL7 1TNAL7 1TPAL7 1TRAL7 1TSAL7 1TWAL7 1UAAL7 1UBAL7 1UDAL7 1UEAL7 1UFAL7 1UGAL7 1UHAL7 1UJAL7 1ULAL7 1UNAL7 1UPAL7 1UQAL7 1UWAL7 1WHAL7 1WLAL7 1WNAL7 1WPAL7 1WQAL7 1WSAL7 1WTAL7 1WUAL7 1WWAL7 1WXAL7 1XN

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed. See all our data sources

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.

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