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N12

Postcode district

Postcode district covering Finchley, Woodside Park and Friern Barnet, in Barnet.

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 N12 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 N12, 82.2% of homes and businesses could get gigabit-capable broadband in January 2026.

Median sale price
£515,000
252nd most expensive of 2,235
Worked out by Open Index
Population
30,737
883rd most populated of 2,756
ONS Census 2021 · 2021
Gigabit broadband coverage
82.2%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
4.7%
UK 3.9%
ONS via Nomis · Aug 2026

How N12 compares

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

N12Middle
Median sale price23 postcode districts, N · 2025
Median sale price: every postcode district in N23 areas from £400,000 to £1,015,000. The middle area is £600,000. N12 is £515,000.
£515,0005th cheapest
Population24 postcode districts, N · 2021
Population: every postcode district in N24 areas from 542 to 92,400. The middle area is 32,898. N12 is 30,737.
30,73710th least populated
Gigabit broadband coverage24 postcode districts, N · Jan 2026
Gigabit broadband coverage: every postcode district in N24 areas from 76.9% to 98.2%. The middle area is 91.2%. N12 is 82.2%.
82.2%5th lowest
Claimant rate23 postcode districts, N · Aug 2026
Claimant rate: every postcode district in N23 areas from 3.5% to 10.1%. The middle area is 5.6%. N12 is 4.7%.
4.7%joint 9th lowest

Is N12 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in N12 at a rate of 90.2 per 1,000 people.

That compares with 130.0 per 1,000 people across N.

In August 2026 alone, 241 cases of crime and anti-social behaviour were recorded in N12.

In the 12 months to August 2026, the most common types were violence and sexual offences (696), anti-social behaviour (692) and other crime (425).

A year earlier, the recorded crime rate in N12 was 87.9 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 N12, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so N12 has no single figure. Of its 18 neighbourhoods with a rank:
  • Decile 3: 1 neighbourhood
  • Decile 4: 4 neighbourhoods
  • Decile 5: 3 neighbourhoods
  • Decile 6: 1 neighbourhood
  • Decile 7: 5 neighbourhoods
  • Decile 9: 2 neighbourhoods
  • Decile 10 (England’s least deprived 10%): 2 neighbourhoods

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

Neighbourhoods in N12

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Barnet 011D1,93438.1 per 1,000780.1%
Barnet 011E1,859118.8 per 1,000556.9%
Barnet 012A1,74021.8 per 1,000970.9%
Barnet 012B1,65284.9 per 1,000580.4%
Barnet 012E1,96146.6 per 1,000685.7%
Barnet 015E1,65185.5 per 1,000597.3%
Barnet 015F1,83163.9 per 1,000785.5%
Barnet 019A2,219235.1 per 1,000493.5%
Barnet 019B1,66794.0 per 1,000786.0%
Barnet 019C1,80099.4 per 1,000463.5%
Barnet 019D1,58448.3 per 1,000779.2%
Barnet 019E1,92666.6 per 1,000797.2%
Barnet 019F2,367136.0 per 1,000462.9%
Barnet 020A1,53834.8 per 1,00010100.0%
Barnet 020B1,47642.5 per 1,0001099.8%
Barnet 020C1,49535.0 per 1,000995.7%
Barnet 022F1,69980.7 per 1,000381.1%
Barnet 027E2,287170.6 per 1,000486.5%

MPs for N12

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 N123

Postcode sectors in N125

Council1

Towns in N121

Postcode districts next to N126

Nearest rail stations4

More in the N postcode area2

N12 in brief

N12 is a postcode district covering Finchley, Woodside Park and Friern Barnet, in Barnet.

About 31,363 people lived in N12 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £515,000 in 2025 across 259 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 90.2 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in N12 was £515,000 in 2025.

N12 had 30,737 usual residents at the census.

In N12, 82.2% of homes and businesses could get gigabit-capable broadband in January 2026.

In N12, 4.7% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.