4 bed property for sale Castle Street, Beaumaris, LL58 8BB
Added on 09/09/2026
About this property
Agent Code KY009
A remarkable Grade II listed, 17th-century townhouse in the heart of historic Beaumaris, combining centuries of character with beautifully versatile accommodation, a private walled courtyard and an exceptional vaulted principal bedroom.
Steeped in history and believed to date from around 1625, The Gatehouse is a truly individual property occupying a fascinating position on Castle Street, within the historic heart of Beaumaris.
Key features
- Grade II Listed 17th-Century Townhouse - With no onward chain
- Flexible Accommodation Arranged Over Three Floors
- Four bedroomed, two bathroom home
- Beautiful Original Features & Exposed Beams
- Characterful Sitting Room with Inglenook Fireplace
- Private Walled Courtyard & Rooftop Garden
- Flexible Accommodation Arranged Over Three Floors
- Prime Castle Street Location in the Heart of Beaumaris
- A Home Steeped in Beaumaris History
- Much-Loved Family Home for 40 Years
Floorplan
Price guide
£196 per sq ft, below the middle of recent sales in LL58 (£176–£420, 10th–90th percentile, 61 sales over 24 months).
Lowest and highest are the 10th and 90th percentiles of 61 homes sold in LL58 over the last 24 months. This home's figure uses its asking price.
Location
Castle Street, Beaumaris, LL58 8BB
- Council tax
- Band D (Approx £2,261/year)The agent has not stated the band, so band D is shown as the local reference: Isle of Anglesey's 2026/27 average, including the typical community council precept. The actual band and any discounts change the bill.
Mortgage and LTT
A £337,000 mortgage. Most lenders would want a household income of about £75,000 to support it.
A guide only, for a capital repayment mortgage. The rate you are offered and what you can borrow depend on your circumstances and a full application with a lender or broker. Your home may be repossessed if you do not keep up repayments on your mortgage.
Historic sold prices nearby
HM Land Registry sales in LL58 8BB. Floor areas from Energy Performance Certificates where matched.
| Address | Type | Sold | Size | Size | £/sq ft | Price |
|---|---|---|---|---|---|---|
| 62, Castle Street Terraced | Terraced | Apr 2021 | 1,055 sq ft £171/sq ft | 1,055 sq ft | £171 | £180,000 |
| 60, Castle Street Terraced | Terraced | Jul 2019 | — | — | — | £258,000 |
| 49, Castle Street Semi-detached | Semi-detached | Mar 2019 | — | — | — | £585,000 |
| 47, Castle Street Terraced | Terraced | Aug 2018 | — | — | — | £708,000 |
| 58, Castle Street Terraced | Terraced | Oct 2012 | 2,282 sq ft £188/sq ft | 2,282 sq ft | £188 | £430,000 |
| 42, Castle Street Flat / maisonette | Flat / maisonette | Oct 2010 | — | — | — | £24,500 |
| 47, Castle Street Terraced | Terraced | Nov 2009 | — | — | — | £500,000 |
| 34, Castle Street Detached | Detached | Oct 2008 | 1,410 sq ft £245/sq ft | 1,410 sq ft | £245 | £345,000 |
Area insights
The neighbourhood around this property.



