L18 3 postcode sector in the L18 district

L18 3 is a sector of the L18 district: every postcode that starts L18 3. It has 79 postcodes in use, 4 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 L18 3 sector, by gigabit broadband

Map of every postcode in the L18 3 sector, by gigabit broadband Of the 79 postcodes in the L18 3 sector that ONS places, 3 have no home or business that can get gigabit, 7 have some that can, 66 can all get it and 3 have no Ofcom figure. Places named: Calderstones, Allerton. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. L18 3NG: no Ofcom figureL18 3AB: gigabit for allL18 3EA: gigabit for allL18 3EB: gigabit for allL18 3ED: gigabit for allL18 3EE: gigabit for allL18 3EF: gigabit for allL18 3EG: gigabit for allL18 3EH: gigabit for allL18 3EJ: gigabit for allL18 3EL: gigabit for allL18 3EN: gigabit for allL18 3EP: gigabit for allL18 3EQ: gigabit for allL18 3ER: gigabit for allL18 3ES: gigabit for allL18 3ET: gigabit for allL18 3EU: gigabit for allL18 3EW: gigabit for allL18 3EX: gigabit for allL18 3EY: gigabit for allL18 3EZ: gigabit for allL18 3HA: gigabit for allL18 3HB: gigabit for allL18 3HD: gigabit for allL18 3HE: gigabit for allL18 3HF: gigabit for allL18 3HG: gigabit for allL18 3HH: gigabit for allL18 3HJ: gigabit for allL18 3HL: gigabit for allL18 3HN: gigabit for allL18 3HP: gigabit for allL18 3HQ: gigabit for allL18 3HW: gigabit for allL18 3HX: gigabit for allL18 3HZ: gigabit for allL18 3JA: gigabit for allL18 3JE: gigabit for allL18 3JF: gigabit for allL18 3JG: gigabit for allL18 3JL: gigabit for allL18 3JR: gigabit for allL18 3JS: gigabit for allL18 3JX: gigabit for allL18 3JY: gigabit for allL18 3JZ: gigabit for allL18 3LA: gigabit for allL18 3LB: gigabit for allL18 3LD: gigabit for allL18 3LF: gigabit for allL18 3LH: gigabit for allL18 3LJ: gigabit for allL18 3LL: gigabit for allL18 3LP: gigabit for allL18 3LQ: gigabit for allL18 3LT: gigabit for allL18 3LU: gigabit for allL18 3LW: gigabit for allL18 3NF: gigabit for allL18 3NH: gigabit for allL18 3NJ: gigabit for allL18 3NL: gigabit for allL18 3NN: gigabit for allL18 3NP: gigabit for allL18 3NQ: gigabit for allL18 3NW: gigabit for allL18 3HS: some gigabitL18 3HU: some gigabitL18 3HY: some gigabitL18 3JN: some gigabitL18 3JT: some gigabitL18 3JU: some gigabitL18 3NU: some gigabitL18 3HR: no gigabitL18 3JB: no gigabitL18 3LN: no gigabit CalderstonesAllerton Map of every postcode in the L18 3 sector, by gigabit broadband Of the 79 postcodes in the L18 3 sector that ONS places, 3 have no home or business that can get gigabit, 7 have some that can, 66 can all get it and 3 have no Ofcom figure. Places named: Calderstones, Allerton. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. CalderstonesAllerton
  • No home or business can get gigabit: 3
  • Some can get gigabit: 7
  • Every home and business can get gigabit: 66
  • Ofcom gives no figure: 3

Of the 79 postcodes in the L18 3 sector that ONS places, 3 have no home or business that can get gigabit, 7 have some that can, 66 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. Names in italics are council wards: we hold no town or village names here.

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

What do homes sell for in L18 3?

Homes in L18 3 sold for a typical £535,500 in the 12 months to September 2026, across 38 sales, HM Land Registry's figures show. The 12 months before gave £475,000 from 65 sales: not a change larger than chance would explain, given which homes happened to sell.

£535,500 typical price, the 12 months to September 2026
£475,000 12 months to September 2025
  • Detached £662,000 15 sales
  • Semi-detached £643,750 8 sales
  • Terraced 1 sale, too few to price
  • Flat or maisonette £165,000 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 L18 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.

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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Where the facts on this page come from

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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