18A John Street, CF39 9SD - sold prices & valuation | Percelio + + + 52°22′N 4°53′E [ Percelio ](/) [House valuation](https://percelio.com/uk/house-valuation) [Offer advice](https://percelio.com/uk/offer-advice) [House prices](https://percelio.com/uk/house-prices) [Knowledge](https://percelio.com/uk/knowledge) [ Get a valuation ](https://percelio.com/uk/start/valuation) [House valuation](https://percelio.com/uk/house-valuation) [Offer advice](https://percelio.com/uk/offer-advice) [House prices](https://percelio.com/uk/house-prices) [Knowledge](https://percelio.com/uk/knowledge) [ Get a valuation ](https://percelio.com/uk/start/valuation) + + + + [Home](/uk) / [Porth](/uk/porth) / [John Street](/uk/porth/john-street) / [CF39 9SD](/uk/porth/john-street/cf39-9sd) / 18A 18A John Street, CF39 9SD ========================= Flat / Maisonette 764 sq ft C EPC C 0 recorded sales [ Porth East & Ynys-hir ](https://percelio.com/uk/neighbourhood/porth-east-ynys-hir) 18A John Street, CF39 9SD is a Flat / Maisonette home of about 764 sq ft in Porth, based on open property records. About this property This Flat / Maisonette home measures about 764 sq ft (71 sq m), holds an EPC C rating and dates from before 1900. 18A John Street, CF39 9SD sits on John Street in Porth, part of the Porth East & Ynys-hir area. This page shows open records only. A valuation estimates what this home is worth today from its sale history, floor area and comparable local sales. Property facts Type Flat / Maisonette Floor area 764 sq ft 71 sq m Energy rating EPC C Built England and Wales: before 1900 Habitable rooms 3 Recorded sales 0 What is this home worth today? ------------------------------ Get a data-backed valuation for this property: an estimated market value with a low-to-high range, the comparable sales behind it, and price per sq ft indexed to today with the UK House Price Index. [ Get a valuation, £29 ](https://percelio.com/uk/start/valuation?postcode=CF39+9SD&paon=18A) [ Buying? Offer advice, £50 ](https://percelio.com/uk/start/offer_advice?postcode=CF39+9SD&paon=18A) Sold price history No recorded sales since 1995. More on John Street [ Ground Floor Flat, 18 John Street, Porth, CF39 9SD last sold Sep 2012 £60,000 ](/uk/porth/john-street/cf39-9sd/ground-floor-flat-18) [ 1 John Street, Porth, CF39 0HF last sold Mar 2018 £62,500 ](/uk/porth/john-street/cf39-0hf/1) [ 1, John Street, CF39 9SD ](/uk/porth/john-street/cf39-9sd/1) [ 2, John Street, CF39 9SD ](/uk/porth/john-street/cf39-9sd/2) [ 3, John Street, Ynyshir, CF39 0HF ](/uk/porth/john-street/cf39-0hf/3) [ 4 John Street, Porth, CF39 0HF last sold Dec 2016 £59,950 ](/uk/porth/john-street/cf39-0hf/4) [ 5 John Street, Porth, CF39 9SD last sold Dec 2023 £133,000 ](/uk/porth/john-street/cf39-9sd/5) [ 6 John Street, Porth, CF39 0HF last sold Dec 2024 £96,000 ](/uk/porth/john-street/cf39-0hf/6) [ 7 John Street, Ynyshir, CF39 0HF ](/uk/porth/john-street/cf39-0hf/7) [ 8 John Street, Porth, CF39 0HF last sold Aug 2003 £40,000 ](/uk/porth/john-street/cf39-0hf/8) [ 9 John Street, Porth, CF39 0HF last sold Jun 2011 £87,000 ](/uk/porth/john-street/cf39-0hf/9) [ 11 John Street, Porth, CF39 9SD last sold Nov 2014 £61,500 ](/uk/porth/john-street/cf39-9sd/11) Similar Flat / Maisonette properties nearby [ 21 Maes Bedw, Porth, CF39 9HF last sold Jan 2026 £98,000 ](/uk/porth/maes-bedw/cf39-9hf/21) [ Flat 3 The Citadel Cymmer Road, Porth, CF39 9BE last sold Dec 2025 £134,000 ](/uk/porth/cymmer-road/cf39-9be/flat-3-the-citadel) [ 81 Caer Gwerlas, Porth, CF39 8HY last sold Jun 2025 £60,000 ](/uk/porth/caer-gwerlas/cf39-8hy/81) [ 8 Cefn Bryn, Porth, CF39 9BJ last sold May 2025 £55,000 ](/uk/porth/cefn-bryn/cf39-9bj/8) [ Flat 6 Penrhiwfer Court Penrhiwfer Road, Porth, CF39 8EY last sold Sep 2024 £33,000 ](/uk/porth/penrhiwfer-road/cf39-8ey/flat-6-penrhiwfer-court) [ Flat 5 Penrhiwfer Court Penrhiwfer Road, Porth, CF39 8EY last sold Sep 2024 £30,000 ](/uk/porth/penrhiwfer-road/cf39-8ey/flat-5-penrhiwfer-court) [ 58 High Street, Porth, CF39 8PH last sold Jul 2024 £44,000 ](/uk/porth/high-street/cf39-8ph/58) [ 17 St Lukes Road, Porth, CF39 9TR last sold Jul 2024 £73,000 ](/uk/porth/st-lukes-road/cf39-9tr/17) ### Schools nearby - Ysgol G. G. Llwyncelyn Not applicable - Ysgol Gyfun Cymer Rhondda Not applicable - Porth Community School Not applicable - Ynyshir Primary School Not applicable - Cymmer Primary School Not applicable - Hafod Primary School Not applicable ### Air quality - Air quality data is unavailable for this location. ### Reported crime - All crimes reported 92 - Violent Crime 42 - Anti Social Behaviour 13 - Public Order 12 - Criminal Damage Arson 6 - All categories, within ~1 mile, May 2026 (police.uk). A count, not a risk rating. ### Flood risk - No flood warning area within 5km [ Thinking of buying? Get offer advice ](https://percelio.com/uk/start/offer_advice) [Percelio](/)Know what a home is really worth. Instant, data-backed house valuations and offer advice for England, built on open property data. Reports - [House valuation, £40](https://percelio.com/uk/house-valuation) - [Offer advice, £50](https://percelio.com/uk/offer-advice) Built on open data - HM Land Registry Price Paid Data - EPC register floor areas - UK House Price Index © 2026 Percelio. All rights reserved. | A data-driven estimate, not a formal RICS valuation. 51°30′N 0°07′W