According to data from HM Land Registry, 42, Merlins Avenue, Harrow sits on a plot of 305 m².

We have plot size data on 28 out of 28 other houses in the postcode and 42, Merlins Avenue, Harrow sits on the 2nd largest plot.

42, Merlins Avenue, Harrow has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 16 May 2023.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 42, Merlins Avenue, Harrow was last sold on 24th August 2023 for £590,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since August 2023, the market for similar properties has risen by 14.8%.

• Sold Aug 2023£590,000

According to the Land Registry and our network of Estate Agents, there have been 200 sales of properties similar to 42, Merlins Avenue, Harrow within a radius of 470 metres since 2015.

The most recent example is 47, Leamington Crescent, Harrow, HA2 9HH, a freehold house which sold for £180,000 on the 22nd December 2025.

Read more about house prices in HA2.

• Sold Dec 2025£180,000 | 3 Bed House47, Leamington Crescent, Harrow, HA2 9HH47, Leamington Crescent, Harrow, HA2 9HH
• Sold Nov 2025£550,000 | 3 Bed House33, Malvern Avenue, Harrow, HA2 9EU33, Malvern Avenue, Harrow, HA2 9EU
• Sold Oct 2025£565,000 | 3 Bed House1, Windsor Close, Harrow, HA2 8QL1, Windsor Close, Harrow, HA2 8QL
• Sold May 2025£480,000 | 3 Bed House114, Kings Road, Harrow, HA2 9JH114, Kings Road, Harrow, HA2 9JH
• Sold Feb 2025£492,500 | 3 Bed House36, Merlins Avenue, Harrow, HA2 9ES36, Merlins Avenue, Harrow, HA2 9ES
• Sold Feb 2025£490,250 | 3 Bed House31, Tregenna Avenue, Harrow, HA2 8QH31, Tregenna Avenue, Harrow, HA2 8QH
• Sold Jan 2025£495,000 | 3 Bed House3, Minehead Road, Harrow, HA2 9DW3, Minehead Road, Harrow, HA2 9DW
• Sold Dec 2024£565,000 | 3 Bed House124, Carlyon Avenue, Harrow, HA2 8SW124, Carlyon Avenue, Harrow, HA2 8SW
• Sold Sep 2024£477,000 | 3 Bed House82, Hamilton Crescent, Harrow, HA2 9JD82, Hamilton Crescent, Harrow, HA2 9JD
• Sold Sep 2024£560,000 | 3 Bed House20, Windsor Crescent, Harrow, HA2 8QW20, Windsor Crescent, Harrow, HA2 8QW
• Sold Jan 2024£450,000 | 3 Bed House84, Kings Road, Harrow, HA2 9JQ84, Kings Road, Harrow, HA2 9JQ
• Sold Nov 2023£515,000 | 3 Bed House57, Minehead Road, Harrow, HA2 9DR57, Minehead Road, Harrow, HA2 9DR
• Sold Sep 2022£565,000 | 3 Bed House121, Malvern Avenue, Harrow, HA2 9HG121, Malvern Avenue, Harrow, HA2 9HG
• Sold Sep 2022£530,000 | 3 Bed House38, Merlins Avenue, Harrow, HA2 9ES38, Merlins Avenue, Harrow, HA2 9ES
• Sold Apr 2022£520,000 | 3 Bed House60, Hamilton Crescent, Harrow, HA2 9JD60, Hamilton Crescent, Harrow, HA2 9JD
• Sold Mar 2022£566,500 | 3 Bed House3, Malvern Avenue, Harrow, HA2 9EU3, Malvern Avenue, Harrow, HA2 9EU
• Sold Feb 2021£528,000 | 3 Bed House69, Malvern Avenue, Harrow, HA2 9EU69, Malvern Avenue, Harrow, HA2 9EU
• Sold Feb 2019£437,500 | 3 Bed House79, Malvern Avenue, Harrow, HA2 9ER79, Malvern Avenue, Harrow, HA2 9ER
• Sold Jun 2017£515,000 | 3 Bed House74, Minehead Road, Harrow, HA2 9DS74, Minehead Road, Harrow, HA2 9DS
• Sold Dec 2015£238,000 | 3 Bed House79, Minehead Road, Harrow, HA2 9DR79, Minehead Road, Harrow, HA2 9DR

Merlins Avenue, Harrow, HA2 has a total of 51 addresses. According to our analysis of all the public data, 42, Merlins Avenue, Harrow is the 26th largest and the 13th most expensive property on the street.

When compared to the postcode district it is £63k more expensive than the average property in HA2.

• Heathland School

  100 m away
• Newton Farm Nursery, Infant and Junior School

  500 m away
• Earlsmead Primary School

  700 m away

• Rooks Heath School

  300 m away
• Islip Manor High School

  1.4 km away
• Queensmead School

  1.4 km away

• Rayners Lane

  |

  1.1 km away
• Northolt Park

  |

  1.2 km away
• South Harrow

  |

  1.3 km away

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