L9 4 postcode sector in the L9 district

L9 4 is a sector of the L9 district: every postcode that starts L9 4. It has 31 postcodes in use, one of them a large-user postcode. 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 L9 4 sector, by flood risk

Map of every postcode in the L9 4 sector, by flood risk Of the 31 postcodes in the L9 4 sector that ONS places, 31 are not on the Environment Agency's at-risk list. Places named: Walton. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A506A566 L9 4GA: not on the flood risk listL9 4RA: not on the flood risk listL9 4RB: not on the flood risk listL9 4RD: not on the flood risk listL9 4RE: not on the flood risk listL9 4RF: not on the flood risk listL9 4RJ: not on the flood risk listL9 4RL: not on the flood risk listL9 4RN: not on the flood risk listL9 4RQ: not on the flood risk listL9 4RR: not on the flood risk listL9 4RS: not on the flood risk listL9 4RT: not on the flood risk listL9 4RU: not on the flood risk listL9 4RW: not on the flood risk listL9 4RX: not on the flood risk listL9 4RY: not on the flood risk listL9 4RZ: not on the flood risk listL9 4SA: not on the flood risk listL9 4SB: not on the flood risk listL9 4SD: not on the flood risk listL9 4SE: not on the flood risk listL9 4SF: not on the flood risk listL9 4SG: not on the flood risk listL9 4SH: not on the flood risk listL9 4SJ: not on the flood risk listL9 4SL: not on the flood risk listL9 4SN: not on the flood risk listL9 4SR: not on the flood risk listL9 4ST: not on the flood risk listL9 4SW: not on the flood risk list Walton Map of every postcode in the L9 4 sector, by flood risk Of the 31 postcodes in the L9 4 sector that ONS places, 31 are not on the Environment Agency's at-risk list. Places named: Walton. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Walton
  • 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: 31

Of the 31 postcodes in the L9 4 sector that ONS places, 31 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.

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

What do homes sell for in L9 4?

Homes in L9 4 sold for a typical £230,000 in the 12 months to August 2026, across 7 sales, up 15% on the 12 months before, HM Land Registry's figures show.

£230,000 typical price, the 12 months to August 2026
£200,000 12 months to August 2025
▲ up 15% on the 12 months before
  • Detached 1 sale, too few to price
  • Semi-detached 3 sales, too few to price
  • Terraced 3 sales, too few to price

Standard sales of homes at market value at the postcodes that start L9 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 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 L9 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.

L9 4GAL9 4RAL9 4RBL9 4RDL9 4REL9 4RFL9 4RJL9 4RLL9 4RNL9 4RQL9 4RRL9 4RSL9 4RTL9 4RUL9 4RWL9 4RXL9 4RYL9 4RZL9 4SAL9 4SBL9 4SDL9 4SEL9 4SFL9 4SGL9 4SHL9 4SJL9 4SLL9 4SNL9 4SRL9 4STL9 4SW

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.

Check a postcode

Something wrong on this page? Report an error and we will check it against the source.