19 William Gammon Drive, Mumbles, Swansea, SA3 4HR
A 4-bedroom detached house in Langland with 114 m² floor area that last sold for £475,000 in Feb 2026.
- Built from Land Registry, EPC & live listings data
- The UK's most accurate online AVM — 4.38% avg deviation
Sale history
2 sales since 2005 · +60%
Value has grown from £296,450 in 2005 to £475,000 in 2026 — about 2.4% a year.
- Feb 2026£475,000+60.2%
- Dec 2005£296,450—
Why people trust REalyse
REalyse is the UK's home of property data — the UK's most accurate online AVM, used by banks and institutional investors, now available to homeowners, buyers and landlords too.
4.38%
Avg valuation deviation — outperforming other AVMs
3 min
To a valuation, vs 38-min industry average
200,000+
UK homeowners already using REalyse
100+
Sources: Land Registry, EPC, HMRC, ONS & more