L20 4 area guide
Who lives in L20 4, what homes sell for, and how it compares on crime, schools and transport.
- Council
- Sefton
- Region
- North West
- Population
- 16,414 (2024)
What L20 4 is like
The L20 4 postcode sector in Sefton covers 188 live postcodes and is home to about 16,414 people across 10 census neighbourhoods. 31.4% of households own their home, 24.1% rent privately and 43.5% are in social housing. The biggest age group is 30–34, and 48.2% of adults are in work. It ranks among the more deprived parts of England. Higher-harm crime is in the top bands nationally. Homes in L20 4 sold for a median of £95,000 over the year to August 2026.
How L20 4 compares
Each figure is set against England as a whole. Follow a score for the detail behind it.
More deprived than most — decile 1 is the most deprived tenth of England, 10 the least.
Higher than most — 55.7 higher-harm crimes per 1,000 people a year vs 31.1 nationally.
Average a year, before tax — higher than 0% of neighbourhoods in England and Wales.
Worth knowing before you invest
Only flagged where this area is materially different from the national picture.
- 01Higher crime than mostLook closer
55.7 higher-harm crimes per 1,000 people a year, against 31.1 across England and Wales.
- 02A young populationPositive
22.6% of residents are 20 to 34 — the age group that rents most — against 19.6% across England.
- 03More deprived than mostLook closer
On the English Indices of Deprivation 2025 it averages decile 1.4 of 10. Yields can be higher, but check tenant demand street by street.
- 04A big private rental marketPositive
24.1% of households rent privately, against 20.5% across England. Tenant demand is established here.
- 05A lot of social housingLook closer
43.5% of homes are social housing, against 17.1% across England.
L20 4 FAQs
01Is L20 4 a good place to live?Deprivation, crime, schools and transport at a glance.
Deprivation, crime, schools and transport at a glance.
02How much does a house cost in L20 4?The median sale price over the last year was £95,000.
The median sale price over the last year was £95,000.
03Is L20 4 safe?How crime here compares with the rest of the country.
How crime here compares with the rest of the country.
04Who lives in L20 4?Age, home ownership and housing from the census.
Age, home ownership and housing from the census.
05Which council covers L20 4?L20 4 is in Sefton.
L20 4 is in Sefton.
06How well connected is L20 4?Connectivity scores 7.0 out of 10.
Connectivity scores 7.0 out of 10.
Sources: Census 2021 (ONS); ONS mid-year population estimates; police recorded crime; the English, Welsh and Scottish indices of deprivation; ONS small area income estimates; ONS private rents; DfE, Welsh and Scottish school registers and Ofsted; DfT NaPTAN; ORR estimates of station usage; HM Land Registry Price Paid Data. Contains public sector information licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right.
Look up another area
Postcodes in this sector
- L20 4AA
- L20 4AB
- L20 4AD
- L20 4AE
- L20 4AG
- L20 4AH
- L20 4AL
- L20 4AP
- L20 4AS
- L20 4AU
- L20 4AX
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- L20 4BB
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- L20 4EA
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- L20 4EJ
- L20 4EL
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- L20 4EQ
- L20 4ET
- L20 4EU
- L20 4EW
- L20 4EX
- L20 4EY
- L20 4FB
- L20 4FD
- L20 4FE
- L20 4HA
- L20 4HB
- L20 4HH
Show all 188 postcodes
- L20 4HN
- L20 4HU
- L20 4JA
- L20 4JB
- L20 4JD
- L20 4JE
- L20 4JG
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