The L21 3 Liverpool (Seaforth) Postcode Sector


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A wide range of spatial data has been analysed to present this overview of the L21 3 Postcode sector. If you would like anything added, please contact us.

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The L21 3 postcode sector is within the county of Merseyside.

Did you know? According to the 2021 Census, the L21 3 postcode sector is home to a bustling 517 residents!

Given that each sector allows for 400 unique postcode combinations. Letters C, I, K, M, O and V are not allowed in the last two letters of a postcode. With 23 postcodes already in use, this leaves 377 units available.

The largest settlements in the L21 3 postal code are Seaforth and LIVERPOOL.

The L21 3 Postcode shares a border with L21 6 (LIVERPOOL, Litherland), L20 4 (BOOTLE), L21 1 (LIVERPOOL, Seaforth), L21 2 (LIVERPOOL, Litherland) and L21 4 (LIVERPOOL, Seaforth).

Map of the L21 3 Postcode Sector

Explore the L21 3 postcode sector by using our interactive map.

The sector is within the post town of LIVERPOOL.

L21 3 is a postcode sector within the L21 postcode district which is within the L Liverpool postcode area.

The Royal Mail delivery office for the L21 3 postal sector is the Seaforth Delivery Office.

The area of the L21 3 postcode sector is 0.04 square miles which is 0.11 square kilometres or 28.07 square acres.

The L21 3 postcode sector is crossed by the A5036 Major A road.

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Map Showing Location of the L21 postcode Sector
Where is the L21 Postcode Sector?
A word cloud for the L21 3 postcode
A word cloud showing place names for the L21 3 postcode sector, can you see your street?
Postcode format for the L21 3 postcode sector
L 2 1 - 3 X X
L 2 1 Space 3 Letter Letter
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Official List of Streets

(2 Streets)

Unofficial Streets or Alternative Spellings

Weather Forecast for L21 3

Weather Forecast for Seaforth

Time PeriodIconDescriptionTemperatureRain ProbabilityWind
18:00 to 21:00symbol for Clear nightClear night5.0°C (feels like 3.0°C) 1.00%WSW 7 mph
21:00 to 00:00symbol for CloudyCloudy5.0°C (feels like 2.0°C) 6.00%SSW 9 mph

Time PeriodIconDescriptionTemperatureRain ProbabilityWind
00:00 to 03:00symbol for Heavy rainHeavy rain5.0°C (feels like 2.0°C) 95.00%S 9 mph
03:00 to 06:00symbol for Heavy rainHeavy rain6.0°C (feels like 2.0°C) 96.00%SW 16 mph
06:00 to 09:00symbol for Light rainLight rain6.0°C (feels like 3.0°C) 80.00%W 13 mph
09:00 to 12:00symbol for CloudyCloudy6.0°C (feels like 3.0°C) 6.00%NNW 13 mph
12:00 to 15:00symbol for CloudyCloudy7.0°C (feels like 4.0°C) 5.00%NNW 11 mph
15:00 to 18:00symbol for CloudyCloudy7.0°C (feels like 5.0°C) 5.00%NNW 9 mph
18:00 to 21:00symbol for CloudyCloudy6.0°C (feels like 5.0°C) 5.00%NNW 4 mph
21:00 to 00:00symbol for CloudyCloudy5.0°C (feels like 3.0°C) 8.00%SSW 4 mph

Time PeriodIconDescriptionTemperatureRain ProbabilityWind
00:00 to 03:00symbol for CloudyCloudy5.0°C (feels like 3.0°C) 7.00%S 7 mph
03:00 to 06:00symbol for CloudyCloudy4.0°C (feels like 1.0°C) 7.00%SSE 7 mph
06:00 to 09:00symbol for CloudyCloudy3.0°C (feels like 0.0°C) 15.00%SSE 9 mph
09:00 to 12:00symbol for MistMist3.0°C (feels like -1.0°C) 14.00%SSE 11 mph
12:00 to 15:00symbol for CloudyCloudy5.0°C (feels like 1.0°C) 6.00%SSE 13 mph
15:00 to 18:00symbol for CloudyCloudy7.0°C (feels like 3.0°C) 6.00%SSE 13 mph
18:00 to 21:00symbol for CloudyCloudy6.0°C (feels like 2.0°C) 6.00%SSE 13 mph
21:00 to 00:00symbol for CloudyCloudy6.0°C (feels like 2.0°C) 5.00%SSE 16 mph

Time PeriodIconDescriptionTemperatureRain ProbabilityWind
00:00 to 03:00symbol for CloudyCloudy5.0°C (feels like 1.0°C) 8.00%SSE 16 mph
03:00 to 06:00symbol for CloudyCloudy5.0°C (feels like 1.0°C) 13.00%SSE 16 mph
06:00 to 09:00symbol for Light rainLight rain5.0°C (feels like 1.0°C) 52.00%S 13 mph
09:00 to 12:00symbol for Light rainLight rain6.0°C (feels like 2.0°C) 48.00%SSW 13 mph
12:00 to 15:00symbol for OvercastOvercast6.0°C (feels like 3.0°C) 14.00%SSW 13 mph
15:00 to 18:00symbol for CloudyCloudy7.0°C (feels like 4.0°C) 10.00%WSW 9 mph
18:00 to 21:00symbol for CloudyCloudy6.0°C (feels like 4.0°C) 8.00%SSW 9 mph
21:00 to 00:00symbol for Partly cloudy (night)Partly cloudy (night)6.0°C (feels like 3.0°C) 2.00%SW 9 mph

Time PeriodIconDescriptionTemperatureRain ProbabilityWind
00:00 to 03:00symbol for CloudyCloudy5.0°C (feels like 3.0°C) 4.00%S 9 mph
03:00 to 06:00symbol for CloudyCloudy5.0°C (feels like 2.0°C) 5.00%S 9 mph
06:00 to 09:00symbol for CloudyCloudy5.0°C (feels like 1.0°C) 5.00%SSE 9 mph
09:00 to 12:00symbol for CloudyCloudy5.0°C (feels like 1.0°C) 5.00%SSE 11 mph
12:00 to 15:00symbol for CloudyCloudy7.0°C (feels like 4.0°C) 5.00%SSE 11 mph
15:00 to 18:00symbol for CloudyCloudy8.0°C (feels like 5.0°C) 6.00%SSE 13 mph
18:00 to 21:00symbol for CloudyCloudy8.0°C (feels like 4.0°C) 6.00%SSE 16 mph
21:00 to 00:00symbol for CloudyCloudy7.0°C (feels like 3.0°C) 7.00%SSE 16 mph

Schools and Places of Education Within the L21 3 Postcode Sector

Educ8 Liverpool
Other independent special school

Elm Road, Liverpool, Merseyside, L21 3TG
Head: Mrs Debi Capper
Ofsted Rating: Requires improvement
Inspection: 2023-07-12 (568 days ago)
Website: Visit Educ8 Liverpool Website
Phone: 07817957459
Number of Pupils: 22

Our Lady Star of the Sea Catholic Primary School
Voluntary aided school

Seaforth, Select, Merseyside, L21 3TE
Head: Mrs Claire Roberts
Ofsted Rating: Good
Inspection: 2019-01-29 (2193 days ago)
Website: Visit Our Lady Star of the Sea Catholic Primary School Website
Phone: 01519283158
Number of Pupils: 216

Map of the L21 3 and surrounding postcode sector

House Prices in the L21 3 Postcode Sector

Yearly House Price Averages for the L21 3 Postcode Sector
Type of Property 2018 Average 2018 Sales 2017 Average 2017 Sales 2016 Average 2016 Sales 2015 Average 2015 Sales
Detached £0 0 £0 0 £0 0 £0 0
Semi-Detached £120,000 1 £90,000 1 £71,000 1 £72,500 1
Terraced £50,421 7 £70,667 3 £71,600 5 £49,333 3
Flats £60,938 8 £60,976 63 £0 0 £0 0

Important Postcodes L21 3 in the Postcode Sector

L21 3TE

L21 3TE is the postcode for Our Lady Star of the Sea RC Primary School, Kepler Street

The L21 3 Sector is within these Local Authorities
  • Sefton District (B)
The L21 3 Sector is within these Counties
  • Merseyside
The L21 3 Sector is within these Water Company Areas
  • United Utilities