According to data from HM Land Registry, 11, Dunmail Avenue, St. Helens sits on a plot of 289 m².

We have plot size data on 40 out of 48 other houses in the postcode and 11, Dunmail Avenue, St. Helens sits on the 7th largest plot.

According to the Land Registry and our network of Estate Agents, there have been 526 property sales within 690 metres of 11, Dunmail Avenue, St. Helens over the last 2 years.

The most recent example is 21, Dunmail Avenue, St. Helens, WA11 7PF, a freehold house which sold for £168,000 on the 15th July 2025.

Read more about house prices in WA11.

• Sold Jul 2025£168,000 | 3 Bed House21, Dunmail Avenue, St. Helens, WA11 7PF21, Dunmail Avenue, St. Helens, WA11 7PF
• Sold Nov 2018£108,000 | 3 Bed House17, Dunmail Avenue, St. Helens, WA11 7PF17, Dunmail Avenue, St. Helens, WA11 7PF
• Sold Jan 2007£70,000 | 3 Bed House4, Yewdale Avenue, St. Helens, WA11 7HA4, Yewdale Avenue, St. Helens, WA11 7HA

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

• Carr Mill Primary School

  200 m away
• St Peter and St Paul Catholic Primary School

  900 m away
• St Mary's Catholic Primary School

  1.5 km away

• Cowley International College

  2.3 km away
• St Augustine of Canterbury Catholic Academy

  2.4 km away
• Outwood Academy Haydock

  3.3 km away

• St Helens Central

  |

  2.8 km away
• Garswood

  |

  3.6 km away
• Thatto Heath

  |

  5.2 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.