BT27 Postcode Data
Property data for the BT27 postcode district covering Lisburn and Castlereagh. Average prices, crime statistics, energy performance and area context, compiled from the UK House Price Index, Police UK and official Northern Ireland statistics.
Quick answer
The average Lisburn and Castlereagh sale price is £233,022 (UK HPI, March 2026), +5.5% year-on-year. Police UK recorded 151 crimes within a 1-mile radius in 2026-04. The typical home across 33,048 EPC-rated dwellings in Lisburn and Castlereagh sits at band D, with band D the most common.
Energy efficiency here is in line with the Northern Ireland average, where most homes rate band D.
Avg sale price
£233,022
Lisburn and Castlereagh · UK HPI
Annual change
+5.5%
vs March 2026 last year
Crime incidents
151
2026-04
Typical EPC band
Band D
33,048 dwellings
Average prices in Lisburn and Castlereagh
Average prices for Lisburn and Castlereagh from the UK House Price Index, March 2026. The UK HPI is HM Land Registry's official monthly measure of UK property values, compiled from completed sales records across the whole country.
House price index: 120.1 · Annual change: +5.5% · Month-on-month: +0.9%
Crime in BT27
151 reported crimes within a 1-mile radius of the postcode centroid in 2026-04, from Police UK data.
Violent Crime
46
Anti Social Behaviour
45
Shoplifting
17
Criminal Damage Arson
15
Drugs
14
Energy performance
Band distribution across 33,048 EPC-rated dwellings in Lisburn and Castlereagh (Census 2021). The typical home rates band D; band D is the most common.
Median band
D
Most common
D
Dwellings
33,048
Rating distribution
A
138
B
5,654
C
7,908
D
11,038
E
5,880
F
2,124
G
306
Area information
- Local authority
- Lisburn and Castlereagh, Newry, Mourne and Down
- Country
- Northern Ireland
- Wards
- Ballymacbrennan, Blaris, Derryaghy
- Constituency
- Belfast South and Mid Down
- Latitude
- 54.5092
- Longitude
- -6.0237
More for BT27
Typical property
What the typical BT27 property looks like
Area summary, buyer notes, researched facts
Sold prices tool
Full transaction history for BT27
HM Land Registry from 1995
Corporate freeholders
Companies registered in BT27
Live Companies House data + PSCs
EPC checker
Look up any BT27 address
Energy ratings + improvement options
Crime checker
Local breakdown for BT27
Police UK monthly data
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Get a Property ReportData sources & methodology
Sold prices: HM Land Registry Price Paid Data, the official UK government records updated monthly. Sample uses the 30 most recent registered transactions in the postcode area.
Crime: Police UK street-level crime data, covering a 1-mile radius from the BT27 postcode centroid for the most recent month available (typically 2 months behind). For Scottish postcodes we use Police Scotland recorded-crime counts published by the Scottish Government (2024-25), reported by council area.
EPC: opendatacommunities.org, the official Energy Performance Certificate register for England and Wales. Aggregate stats from up to 30 most recent certificates in the postcode. For Scottish postcodes we use Scottish EPC Register lodgements, aggregated to a council-level band distribution (Q2 2025 to Q1 2026). For Northern Ireland we use the NISRA Census 2021 EPC-band classification of every household, aggregated by council (Census 2021).
Area data: postcodes.io, open data from the Office for National Statistics.