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CF23 5BY
Home, House Prices, Marlborough Road, Cardiff, Wales
CF23 5BY

Marlborough Road - CF23 5BY

Last updated Jul 2026

Key Postcode Insights

CF23 5BY is a residential postcode situated on Marlborough Road, Cardiff, CF23 with 39 addresses.

It ranks as the 671st largest and 574th most expensive of the 821 postcodes in the CF23 area. The most common property type is a period house built between 1800 and 1911.

The postcode contains a total of 39 properties: 36 houses and 3 flats.

Ave. Sale Price
£476,985
10 Year change
up 36.7%
Ave. Rental Price
£1,599pcm
10 Year change
up 68.2%
Ave. £ per ft²
£333/ft²
Ave. Gross Yield
4.0%/year/yr
All figures are subject to T&Cs
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Explore Propertiesin CF23 5BY

House
20 houses
Group
3 flats

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Sales Market Trends

The last sale in CF23 5BY sold for £555,000 on 7th January 2026. Since then prices are up an average of 2.6%.

The current average value in the postcode is £476,985.
The CF23 5BY Sales Market has increased by 36.7% over the last 10 years.

PeriodYear on YearAverage Price
June 20260.8%£476,985
June 20251.1%£473,036
June 20243.9%£467,732
June 20230.7%£450,288
June 20228.1%£447,258
June 20215.3%£413,801
June 20204%£392,831
June 20192.7%£377,712
June 20184.3%£367,915
June 20171.1%£352,784
June 20166.6%£349,046
June 20156.2%£327,515
June 20143.8%£308,311
June 20131%£297,061
June 2012-0.1%£294,056
June 2011-0.5%£294,487
June 20107.4%£296,049
June 2009-7.9%£275,525
June 2008-6.1%£299,144
June 20070%£318,647
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Rental Market Trends

The current average rental value in the postcode is £1,599.
The CF23 5BY Rental Market has increased by 68.2% over the last 10 years.

PeriodYear on YearAverage Price
June 20262.6%£1,599pcm
June 20254.1%£1,558pcm
June 20248.1%£1,496pcm
June 202311.5%£1,385pcm
June 202210.7%£1,242pcm
June 20216.5%£1,122pcm
June 20202.7%£1,053pcm
June 20191.3%£1,026pcm
June 20182.6%£1,012pcm
June 20173.7%£986pcm
June 20164.3%£951pcm
June 20153.4%£911pcm
June 20143%£882pcm
June 20132.6%£856pcm
June 20121.7%£834pcm
June 20111.2%£821pcm
June 20103.9%£811pcm
June 2009-0.2%£780pcm
June 20080.4%£782pcm
June 20070%£779pcm
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Sales History

The last sale was on 7th January 2026 for £555,000 and since then the market in the area has increased by 2.6%. The postcode has had a total of 34 sales since 1995.

CF23 5BY has seen 1 sale in the last three years and 1 sale in the last twelve months.

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Nearby Postcodes

CF23 5BY is the 671st largest and the 574th most expensive postcode out of the 821 postcodes in the CF23 area.

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Property Types

  • 20 period houses built between 1800 and 1911
  • 3 period flats built between 1800 and 1911
  • 16 other addresses of unknown type
  • period house (20)
  • period flat (3)
  • Unknown (16)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 21 properties.
  • The most common rating is D.
  • A (0)
  • E (5)
  • B (1)
  • F (1)
  • C (2)
  • G (0)
  • D (12)
  • No EPC (18)
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Top 3 Most Expensive Sales

Schools Nearby

Schools Nearby

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      Schools and house prices
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearby

      The closest station to CF23 5BY is Cathays station, which is 1.4 kilometres away.

      • Cathays
        |
        1.4 km away
      • Cardiff Queen Street
        |
        1.5 km away
      • Cardiff Central
        |
        2.4 km away
      • Heath Low Level
        |
        2.9 km away
      Source: National Rail
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