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SG18

Postcode district

Postcode district covering Biggleswade and Langford, in Central Bedfordshire.

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an SG18 postcode. How census figures are added up

Open in map

Gigabit coverage by postcode district

Connected Nations (Ofcom) · January 2026

Under 60%98% or more

In SG18, 91.1% of homes and businesses could get gigabit-capable broadband in January 2026.

Median sale price
£347,250
823rd most expensive of 2,235
Worked out by Open Index
Population
30,916
872nd most populated of 2,756
ONS Census 2021 · 2021
Gigabit broadband coverage
91.1%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
2.6%
UK 3.9%
ONS via Nomis · Aug 2026

How SG18 compares

Each dot is a postcode district. The black line marks the middle one.

SG18Middle
Median sale price19 postcode districts, SG · 2025
Median sale price: every postcode district in SG19 areas from £322,500 to £712,500. The middle area is £415,000. SG18 is £347,250.
£347,2503rd cheapest
Population19 postcode districts, SG · 2021
Population: every postcode district in SG19 areas from 2,196 to 55,938. The middle area is 20,373. SG18 is 30,916.
30,9167th most populated
Gigabit broadband coverage19 postcode districts, SG · Jan 2026
Gigabit broadband coverage: every postcode district in SG19 areas from 44.5% to 94.5%. The middle area is 88.4%. SG18 is 91.1%.
91.1%6th highest
Claimant rate19 postcode districts, SG · Aug 2026
Claimant rate: every postcode district in SG19 areas from 1.1% to 3.7%. The middle area is 2.1%. SG18 is 2.6%.
2.6%5th highest

Is SG18 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in SG18 at a rate of 62.2 per 1,000 people.

That compares with 73.9 per 1,000 people across SG.

In August 2026 alone, 185 cases of crime and anti-social behaviour were recorded in SG18.

In the 12 months to August 2026, the most common types were violence and sexual offences (651), anti-social behaviour (405) and other crime (334).

A year earlier, the recorded crime rate in SG18 was 56.4 per 1,000 people.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Deprivation in SG18, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so SG18 has no single figure. Of its 20 neighbourhoods with a rank:
  • Decile 4: 4 neighbourhoods
  • Decile 5: 1 neighbourhood
  • Decile 6: 5 neighbourhoods
  • Decile 7: 1 neighbourhood
  • Decile 8: 7 neighbourhoods
  • Decile 9: 1 neighbourhood
  • Decile 10 (England’s least deprived 10%): 1 neighbourhood

English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

Neighbourhoods in SG18

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Central Bedfordshire 003A1,16738.0 per 1,000690.7%
Central Bedfordshire 004A1,50835.9 per 1,000468.8%
Central Bedfordshire 004B1,65240.1 per 1,000678.0%
Central Bedfordshire 004D1,40979.1 per 1,000527.9%
Central Bedfordshire 005A1,93738.8 per 1,000897.4%
Central Bedfordshire 005B1,62773.2 per 1,000497.1%
Central Bedfordshire 005C1,886216.5 per 1,000482.2%
Central Bedfordshire 005D1,76548.6 per 1,000693.7%
Central Bedfordshire 005E1,26435.0 per 1,000897.4%
Central Bedfordshire 005F2,83454.9 per 1,000797.4%
Central Bedfordshire 006A1,427112.4 per 1,000998.6%
Central Bedfordshire 006B1,50929.8 per 1,000699.5%
Central Bedfordshire 006E1,33440.8 per 1,0001097.7%
Central Bedfordshire 006F1,44432.0 per 1,000894.4%
Central Bedfordshire 006G1,42082.0 per 1,000886.5%
Central Bedfordshire 006H1,55146.4 per 1,000898.5%
Central Bedfordshire 006I1,40840.1 per 1,0008100.0%
Central Bedfordshire 006J1,13461.9 per 1,000499.8%
Central Bedfordshire 010D2,25557.2 per 1,000898.5%
Central Bedfordshire 010E1,87841.2 per 1,000697.5%

MPs for SG18

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Middle areas in SG183

Postcode sectors in SG184

Council1

Towns in SG181

Postcode districts next to SG189

Nearest rail stations2

More in the SG postcode area2

SG18 in brief

SG18 is a postcode district covering Biggleswade and Langford, in Central Bedfordshire.

About 32,281 people lived in SG18 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £347,250 in 2025 across 572 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 62.2 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in SG18 was £347,250 in 2025.

SG18 had 30,916 usual residents at the census.

In SG18, 91.1% of homes and businesses could get gigabit-capable broadband in January 2026.

In SG18, 2.6% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.