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Street Property Data
Heol Islwyn SA4 Sold Prices & Property Data
View sold house prices, recent transactions, property mix, and local context for Heol Islwyn, SA4.
Heol Islwyn is a street in the SA4 postcode district. This page brings together recorded Land Registry sales, local price trends, property types, nearby crime trends and deprivation context to give a clearer view of the local property market.
Street Snapshot
Heol Islwyn at a glance
Only metrics with enough underlying data are shown here.
Total recorded sales
54
Average sale price
£81,153
Median sale price
£83,500
Latest sale date
10 Oct 2025
Highest recorded sale
£175,000
Most common property type
Terraced
Deprivation band
Decile 8 / 10
Crime level
Crime is down 50.6% over the past year, driven by increases in other theft and offset by decreases in burglary.
Comparison
Heol Islwyn compared with SA4
Street-level figures are compared against the full postcode district using recorded Land Registry sales.
| Metric | Heol Islwyn | SA4 |
|---|---|---|
| Average sale price | £81,153 | £135,083 |
| Median sale price | £83,500 | £119,950 |
| Sales count | 54 | 23099 |
| Most common property type | Terraced | Semi-detached |
Chart
Yearly sales count
Crime trends near Heol Islwyn, SA4
ImprovingCrime is down 50.6% over the past year, driven by increases in other theft and offset by decreases in burglary.
Compared with the previous 12 months, based on reported crimes within roughly 500 metres of this street centroid.
Monthly crime volume over the last 24 months
Peaks indicate higher reported crime periods.
Latest: 1 crimes
Overall change
-50.6%
Rising most
Other theft
100% (low volume)
Falling most
Burglary
-100%
Crime profile for this street area
| Crime type | Total | % | 12m change |
|---|---|---|---|
| Violence and sexual offences | 17 | 41.5% | -63.8% |
| Criminal damage and arson | 9 | 22% | 0% |
| Anti-social behaviour | 6 | 14.6% | -25% |
| Drugs | 3 | 7.3% | +50% |
| Public order | 3 | 7.3% | -62.5% |
| Other theft | 2 | 4.9% | +100% |
| Theft from the person | 1 | 2.4% | +100% |
Closest deprivation area for this street
Penyrheol (Swansea) 3
(W01000843)
This is the nearest mapped LSOA to the street centroid, so it provides area context rather than street-specific deprivation.
Decile
8 / 10
Rank
1,405 / 1,909
Full details
Nearest postcode anchor: SA4 4LJ
Closest LSOA map context
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FAQ
Questions about Heol Islwyn
What is the average house price on Heol Islwyn?
The average recorded sale price on Heol Islwyn, SA4 is £81,153 based on 54 sales.
How many properties have sold on Heol Islwyn?
Heol Islwyn recorded 54 Category A sales in the current street dataset for SA4.
What types of properties sell on Heol Islwyn?
The most common recorded property type on Heol Islwyn, SA4 is Terraced.
How does Heol Islwyn compare with SA4?
Heol Islwyn has an average sale price of £81,153 versus £135,083 across SA4 overall.
Internal Links
Nearby streets in SA4
Alexandra Road
378 recorded sales
Tal Y Coed
322 recorded sales
Frampton Road
287 recorded sales
Swansea Road
280 recorded sales
Elm Crescent
245 recorded sales
Squirrel Walk
203 recorded sales
West Street
192 recorded sales
Six Mills Avenue
189 recorded sales
Borough Road
187 recorded sales
High Street
186 recorded sales
Recent Sales
Recent property sales on Heol Islwyn
These recorded sales are shown as crawlable HTML and link through to the matching property page where a slug is available.
Showing 1 to 25 of 54 sales