Postcode · Chippenham

SN15 4NL area guide

Who lives in SN15 4NL, what homes sell for, and how it compares on crime, schools and transport.

Neighbourhood: Derry Hill & Hilmarton
Council: Wiltshire
Region: South West
Neighbourhood population: 1,421 (2024)

SN15 4NLChippenham

At a glance

What SN15 4NL is like

SN15 4NL is a postcode in the Derry Hill & Hilmarton area of Wiltshire. Because census and crime data isn’t published for single postcodes, the figures here cover the surrounding neighbourhood of about 1,421 people. 80.4% of households own their home, 12.8% rent privately and 6.4% are in social housing. The largest age group is 55–59, and 58.4% of adults are in work. On deprivation, it sits near the middle of the scale for England. Higher-harm crime is less than half the England and Wales average. Homes in SN15 4 sold for a median of £335,000 over the year to August 2026.

Scores

How SN15 4NL compares

Headline figures for SN15 4NL, set against England as a whole.

AffluenceMore

6.0/ 10

Around the middle. Scored from 1 (most deprived in England) to 10 (least deprived).

CrimeMore

2/ 10

Lower than most: 7.4 higher-harm crimes per 1,000 people a year vs 31.1 nationally.

House pricesMore

£335,000

Median over 73 sales in SN15 4, −11.8% on the year before.

TransportMore

0.0/ 10

Poor: 0 stations within a mile, 0 bus stops within 800m.

SchoolsMore

67%

Rated good or better across 6 inspected schools nearby.

Household incomeMore

£70,733

Average annual income before tax, higher than 85% of neighbourhoods in England and Wales.

What stands out

Worth knowing before you invest

Where SN15 4NL differs most from the national average.

01
Low crimePositive
7.4 higher-harm crimes per 1,000 people a year, against 31.1 across England and Wales.
02
Prices fallingLook closer
The median sale price in SN15 4 is down 11.8% on the year before.
03
An older population
23.5% of residents are 65 or over, against 18.4% across England.
04
Few private renters
Only 12.8% of households rent privately, against 20.5% across England.
05
Mostly owner-occupied
80.4% of households own their home, against 61.3% across England.

Questions

SN15 4NL FAQs

Is SN15 4NL a good place to live?

Deprivation, crime, schools and transport at a glance.

It scores 6.0 out of 10 on the English Indices of Deprivation 2025, where 10 is the least deprived in England. Higher-harm crime runs at 7.4 per 1,000 people a year, band 2 of 10 nationally. 67% of the inspected schools nearby are rated good or better. Transport connectivity scores 0.0 out of 10 (poor).

How much does a house cost in SN15 4NL?

The median sale price over the last year was £335,000.

Homes in SN15 4 sold for a median of £335,000 across 73 sales in the year to August 2026, −11.8% on the year before. Prices come from HM Land Registry’s record of every residential sale.

Is SN15 4NL safe?

How recorded crime here compares with the national average.

Higher-harm crime (violence, robbery, burglary, vehicle crime and weapons offences) runs at 7.4 offences per 1,000 people a year around SN15 4NL, less than half the 31.1 average across England and Wales, band 2 of 10.

Who lives in SN15 4NL?

Age, home ownership and housing from the census.

The largest age group is 55–59, at 11.2% of residents. 80.4% of households own their home. The most common property type is detached (64.8%).

Which council covers SN15 4NL?

The local authority for SN15 4NL is Wiltshire.

SN15 4NL comes under Wiltshire in the South West. Council tax, planning applications and bin collections are handled there.

How well connected is SN15 4NL?

Connectivity scores 0.0 out of 10.

There are 0 bus stops within 800m and 0 stations and tram stops within a mile, scoring 0.0 out of 10 (poor).

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.

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