According to data from HM Land Registry, Treharris, Helston sits on a plot of 643 m².

We have plot size data on 12 out of 23 other houses in the postcode and Treharris, Helston sits on the 5th largest plot.

Treharris, Helston has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 04 Mar 2019.

The property is not connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (oil).

According to the Land Registry and our network of Estate Agents, there have been 135 sales of properties similar to Treharris, Helston within a radius of 2.5 kilometres since 2017.

The most recent example is 8, Coulthard Drive, Helston, TR13 9PF, a freehold house which sold for £350,000 on the 1st October 2025.

Read more about house prices in TR13.

• Sold Oct 2025£350,000 | 4 Bed House8, Coulthard Drive, Helston, TR13 9PF8, Coulthard Drive, Helston, TR13 9PF
• Sold Jul 2025£165,000 | 5 Bed HouseThe Old Chapel, Helston, TR13 0RNThe Old Chapel, Helston, TR13 0RN
• Sold Jun 2025£350,000 | 3 Bed HouseRosewin, Helston, TR13 0RTRosewin, Helston, TR13 0RT
• Sold Jun 2025£420,000 | 4 Bed HouseThe Meadow, Carleen, Helston, TR13 9QPThe Meadow, Carleen, Helston, TR13 9QP
• Sold Nov 2024£503,000 | 4 Bed HouseHill Top Cottage, Trew, Helston, TR13 9QNHill Top Cottage, Trew, Helston, TR13 9QN
• Sold Oct 2024£342,500 | 3 Bed House2 Crown Villas, Helston, TR13 0AD2 Crown Villas, Helston, TR13 0AD
• Sold Sep 2024£350,000 | 4 Bed House42, Osborne Parc, Helston, TR13 8PA42, Osborne Parc, Helston, TR13 8PA
• Sold Jul 2024£380,000 | 4 Bed House10, Gwealhellis Warren, Helston, TR13 8PQ10, Gwealhellis Warren, Helston, TR13 8PQ
• Sold Jun 2024£345,000 | 3 Bed House1 Crown Villas, Helston, TR13 0AD1 Crown Villas, Helston, TR13 0AD
• Sold Apr 2024£460,000 | 3 Bed HouseChapel Cottage, Helston, TR13 0RNChapel Cottage, Helston, TR13 0RN
• Sold Oct 2023£725,000 | 4 Bed HouseMount Pascoe, Wheal Vor, Helston, TR13 9NHMount Pascoe, Wheal Vor, Helston, TR13 9NH
• Sold Aug 2023£2,230,000 | 4 Bed HouseBreage House, Helston, TR13 9PWBreage House, Helston, TR13 9PW
• Sold Jul 2023£426,000 | 4 Bed House69, Osborne Parc, Helston, TR13 8TZ69, Osborne Parc, Helston, TR13 8TZ
• Sold Sep 2022£390,000 | 3 Bed House21, Roselidden Parc, Helston, TR13 8UH21, Roselidden Parc, Helston, TR13 8UH
• Sold Sep 2021£495,000 | 4 Bed House18, Gwealhellis Warren, Helston, TR13 8PQ18, Gwealhellis Warren, Helston, TR13 8PQ
• Sold Dec 2019£153,000 | 4 Bed HouseIvy Cottage, Sithney Common Hill, Helston, TR13 0RHIvy Cottage, Sithney Common Hill, Helston, TR13 0RH
• Sold Jul 2018£315,000 | 4 Bed HouseGuinevere Lodge, Helston, TR13 0RNGuinevere Lodge, Helston, TR13 0RN
• Sold Dec 2017£270,000 | 4 Bed House7, Gwealhellis Warren, Helston, TR13 8PQ7, Gwealhellis Warren, Helston, TR13 8PQ
• Sold Oct 2017£325,000 | 4 Bed House25, Gwealhellis Warren, Helston, TR13 8PQ25, Gwealhellis Warren, Helston, TR13 8PQ
• Sold Sep 2017£263,000 | 4 Bed House13, Gwealhellis Warren, Helston, TR13 8PQ13, Gwealhellis Warren, Helston, TR13 8PQ

Sithney, Helston, TR13 has a total of 106 addresses. According to our analysis of all the public data, Treharris, Helston is the 56th largest and the 58th most expensive property on the street.

When compared to the postcode district it is £78k more expensive than the average property in TR13.

• Sithney Community Primary School

  1.3 km away
• Breage CofE Primary School

  2.0 km away
• Porthleven School

  2.4 km away

• Helston Community College

  2.5 km away
• Hayle Academy

  10.9 km away
• Mullion School

  10.9 km away

• Camborne

  |

  10.9 km away
• Hayle

  |

  11.4 km away
• St Erth

  |

  11.7 km away

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