Detached
£347,600
8% above the Llanllwni average
75.0% of sales
What is the average house price in Llanllwni? £322,166
The average house price in Llanllwni is £322,166, based on 6 homes sold in the 12 months to August 2026. Prices are up 1.1% (£3,416) on a year earlier.
- 1 year change
- +1.1%
- Sold in 12 months
- 6
- Data up to
- August 2026
Sold prices from HM Land Registry, not asking prices. How we calculate this
How much does each type of property cost in Llanllwni?
Average sold price by property type, and each type's share of recent sales.
Semi-detached
£195,000
39% below the Llanllwni average
25.0% of sales
Are house prices in Llanllwni going up or down?
House prices in Llanllwni are rising: up 1.1% (£3,416) over the past year. Over the past 10 years, prices are up 79.2% (£142,371).
Past 12 months
+1.1%
+£3,416From £318,750 to £322,166
£322,166£236,357
Past 10 years
+79.2%
+£142,371From £179,795 to £322,166
£376,250£179,795
Quick answers for Llanllwni
8 key facts at a glance.
When did prices peak?
£625,000
Highest average, reached in September 2024
How many homes sold?
6
In the last 12 months0.0% year on year
What sells most often?
Detached houses
75.0% of recent sales
What is the most common price range?
£150k - £200k
33.3% of sales
How many people live in Llanllwni?
670
65 people per square mile · Low (Census 2021)
Population density is Low, on a scale from Very Low to Very High.
Usual residents, including communal establishments.
How many households are in Llanllwni?
297
29 households per square mile · Low (Census 2021)
Household density is Low, on a scale from Very Low to Very High.
Occupied households, not communal establishments.
How much green space is in Llanllwni?
23 m² per resident
Less green space per resident than 64% of areas in England and Wales. That's about 3.2 football pitches for every 1,000 residents.
0.1% 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.
How does Llanllwni rank?
23rd most expensive area of Sir Gaerfyrddin / Carmarthenshire.
Compared with 72 areas
What are the most expensive homes sold in Llanllwni?
The highest recorded sale prices in Llanllwni, from HM Land Registry.
How do house prices in Llanllwni compare with nearby areas?
Llanllwni compared with the 6 nearest other areas in Sir Gaerfyrddin / Carmarthenshire.
Llanllwni vs Llanfihangel-ar-Arth
- Llanllwni
- £322,166
- Llanfihangel-ar-Arth
- £286,850−£35,316
Open comparison
Llanllwni vs Llanybydder
- Llanllwni
- £322,166
- Llanybydder
- £272,431−£49,735
Open comparison
Llanllwni vs Llanfihangel Rhos-y-Corn
- Llanllwni
- £322,166
- Llanfihangel Rhos-y-Corn
- £244,000−£78,166
Open comparison
Llanllwni vs Pencarreg
- Llanllwni
- £322,166
- Pencarreg
- £189,708−£132,458
Open comparison
Llanllwni vs Llansawel
- Llanllwni
- £322,166
- Llansawel
- £201,333−£120,833
Open comparison
Llanllwni vs Llanllawddog
- Llanllwni
- £322,166
- Llanllawddog
- £345,000+£22,834
Open comparison
Thinking of buying in Llanllwni?
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.
Last updated 29 October 2026 at 16:33 with the latest Land Registry data (August 2026). The Llanllwni dataset covers 33 postcodes.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.