Detached
£375,312
16% above the Upper Killay average
50.0% of sales
What is the average house price in Upper Killay? £322,281
The average house price in Upper Killay is £322,281, based on 16 homes sold in the 12 months to July 2026. Prices are down 11.3% (£41,189) on a year earlier.
- 1 year change
- −11.3%
- Sold in 12 months
- 16
- Data up to
- July 2026
Sold prices from HM Land Registry, not asking prices. How we calculate this
How much does each type of property cost in Upper Killay?
Average sold price by property type, and each type's share of recent sales.
Semi-detached
£294,857
9% below the Upper Killay average
41.2% of sales
Terraced
£148,333
54% below the Upper Killay average
8.8% of sales
Are house prices in Upper Killay going up or down?
House prices in Upper Killay are falling: down 11.3% (£41,189) over the past year. Over the past 10 years, prices are up 43.5% (£97,736).
Past 12 months
−11.3%
−£41,189From £363,470 to £322,281
£363,470£309,766
Past 10 years
+43.5%
+£97,736From £224,545 to £322,281
£441,112£203,315
Quick answers for Upper Killay
9 key facts at a glance.
When did prices peak?
£715,000
Highest average, reached in March 2024
How many homes sold?
16
Recorded so far for the 12 months to July 2026
What sells most often?
Detached houses
50.0% of recent sales
What is the most common price range?
£200k - £300k
44.1% of sales
How many people live in Upper Killay?
1,296
637 people per square mile · High (Census 2021)
Population density is High, on a scale from Very Low to Very High.
Usual residents, including communal establishments.
How many households are in Upper Killay?
536
263 households per square mile · High (Census 2021)
Household density is High, on a scale from Very Low to Very High.
Occupied households, not communal establishments.
How much green space is in Upper Killay?
352 m² per resident
More green space per resident than 97% of areas in England and Wales. That's about 49 football pitches for every 1,000 residents.
8.7% of the area · 0 public parks. Parks, playing fields, allotments and other public green space, not counting golf courses. Contains OS data © Crown copyright and database right 2026.
What is the crime rate in Upper Killay?
32 crimes per 1,000 residents
Low · +61.5% on the previous year · 12 months to September 2026
Crime rate is Low, on a scale from Very Low to Very High.
Contains public sector information licensed under the Open Government Licence v3.0. Source: police.uk.
How does Upper Killay rank?
10th most expensive area of Swansea.
Compared with 40 areas
What are the most expensive homes sold in Upper Killay?
The highest recorded sale prices in Upper Killay, from HM Land Registry.
How do house prices in Upper Killay compare with nearby areas?
Upper Killay compared with the 6 nearest other areas in Swansea.
Upper Killay vs Dunvant
- Upper Killay
- £322,281
- Dunvant
- £240,139−£82,142
Open comparison
Upper Killay vs Killay
- Upper Killay
- £322,281
- Killay
- £299,327−£22,954
Open comparison
Upper Killay vs Bishopston
- Upper Killay
- £322,281
- Bishopston
- £344,798+£22,517
Open comparison
Upper Killay vs Mumbles
- Upper Killay
- £322,281
- Mumbles
- £391,695+£69,414
Open comparison
Upper Killay vs Three Crosses
- Upper Killay
- £322,281
- Three Crosses
- £328,821+£6,540
Open comparison
Upper Killay vs Sketty
- Upper Killay
- £322,281
- Sketty
- £293,419−£28,862
Open comparison
Thinking of buying in Upper Killay?
There's a lot to think about. Whether it's a home to live in or a buy-to-let, our free checklist walks you through what to check before you make an offer.
What to check before you buyWhere does this data come from?
Price information is from HM Land Registry, location boundaries are from OpenStreetMap, and households and population are from Nomis Census 2021 postcode estimates (21 March 2021). Parks and green space are from OS Open Greenspace. Contains OS data © Crown copyright and database right 2026. Crime is from police.uk street-level data. Contains public sector information licensed under the Open Government Licence v3.0. Source: police.uk.
Last updated 6 November 2026 at 00:25 with the latest Land Registry data (July 2026). The Upper Killay dataset covers 34 postcodes.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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