Seiriol, Isle of Anglesey Property Price Guide and Insights
Discover Seiriol, Isle of Anglesey's 2025 property market: average prices for flats vs. houses, bedroom-count breakdowns, % of homes with gardens or balconies, plus an interactive postcode heatmap.

Houses
Explore our blog for market insights, guides and a sprinkling of our favourite properties!
What is the average price of a house in Seiriol, Isle of Anglesey?
The average price for a house in Seiriol, Isle of Anglesey is £450k, costing on average £467 per sqft.
Average prices of houses by bedroom count are: £260k for a two-bedroom, £464k for a three-bedroom, £644k for a four-bedroom, and £636k for a five-bedroom.
What share of houses in Seiriol, Isle of Anglesey feature gardens and parking?
In Seiriol, Isle of Anglesey, 97% of houses have a garden and 83% include parking.
What is the breakdown of property types in Seiriol, Isle of Anglesey?
The housing mix in Seiriol, Isle of Anglesey is 33% detached, 19% semi-detached, 25% terraced, and 23% other.
What is the most expensive area in Seiriol, Isle of Anglesey to buy a home?
The most expensive area to buy a house in Seiriol, Isle of Anglesey is LL58, where the average property is £503k.
What is the cheapest area in Seiriol, Isle of Anglesey to buy a home?
The cheapest area to buy a house in Seiriol, Isle of Anglesey is LL59, where the average property is £396k.
Flats and apartments
Explore our blog for market insights, guides and a sprinkling of our favourite properties!
What is the average price of a flat in Seiriol, Isle of Anglesey?
The average price for a flat in Seiriol, Isle of Anglesey is £411k, costing on average £303 per sqft.
Average prices of flats by bedroom count are: £200k for a one-bedroom, £287k for a two-bedroom, £500k for a three-bedroom, and £895k for a four-bedroom.
What share of flats in Seiriol, Isle of Anglesey feature balconies and parking?
In Seiriol, Isle of Anglesey, 38% of flats have a balcony and 88% include parking.
What is the breakdown of lease types in Seiriol, Isle of Anglesey?
The leasing mix in Seiriol, Isle of Anglesey is 88% leasehold and 13% freehold.
What is the most expensive area in Seiriol, Isle of Anglesey to buy a flat?
The most expensive area to buy a flat in Seiriol, Isle of Anglesey is LL58, where the average property is £565k.
What is the cheapest area in Seiriol, Isle of Anglesey to buy a flat?
The cheapest area to buy a flat in Seiriol, Isle of Anglesey is LL59, where the average property is £256k.
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