According to data from HM Land Registry, 98, Northwick Avenue, Harrow sits on a plot of 425 m².

We have plot size data on 20 out of 21 other houses in the postcode and 98, Northwick Avenue, Harrow sits on the 14th largest plot.

98, Northwick Avenue, Harrow has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 11 Apr 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, 98, Northwick Avenue, Harrow was last sold on 2nd September 2013 for £465,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since September 2013, the market for similar properties has risen by 31.8%.

According to the Land Registry and our network of Estate Agents, there have been 34 sales of properties similar to 98, Northwick Avenue, Harrow within a radius of 540 metres since 2012.

The most recent example is 3, Flambard Road, Harrow, HA1 2NB, a freehold house which sold for £915,000 on the 2nd April 2026.

Read more about house prices in HA3.

• Sold Apr 2026£915,000 | 5 Bed House3, Flambard Road, Harrow, HA1 2NB3, Flambard Road, Harrow, HA1 2NB
• Sold Sep 2024£840,000 | 5 Bed House36, Northwick Avenue, Harrow, HA3 0AB36, Northwick Avenue, Harrow, HA3 0AB
• Sold Aug 2024£900,000 | 5 Bed House51, Draycott Avenue, Harrow, HA3 0BL51, Draycott Avenue, Harrow, HA3 0BL
• Sold May 2024£890,000 | 5 Bed House10, Churchill Avenue, Harrow, HA3 0AY10, Churchill Avenue, Harrow, HA3 0AY
• Sold Feb 2024£900,000 | 5 Bed House98, Draycott Avenue, Harrow, HA3 0BY98, Draycott Avenue, Harrow, HA3 0BY
• Sold Jul 2022£775,000 | 5 Bed House16, Upton Gardens, Harrow, HA3 0DL16, Upton Gardens, Harrow, HA3 0DL
• Sold Sep 2021£1,035,000 | 5 Bed House32, Greystone Gardens, Harrow, HA3 0EG32, Greystone Gardens, Harrow, HA3 0EG
• Sold Sep 2021£760,000 | 5 Bed House112, Draycott Avenue, Harrow, HA3 0BY112, Draycott Avenue, Harrow, HA3 0BY
• Sold Sep 2021£870,000 | 4 Bed House6, Lapstone Gardens, Harrow, HA3 0ED6, Lapstone Gardens, Harrow, HA3 0ED
• Sold Apr 2021£930,000 | 5 Bed House9A, Elmwood Avenue, Harrow, HA3 8AJ9A, Elmwood Avenue, Harrow, HA3 8AJ
• Sold Feb 2021£695,000 | 5 Bed House13, Northwick Avenue, Harrow, HA3 0AA13, Northwick Avenue, Harrow, HA3 0AA
• Sold Feb 2021£915,000 | 5 Bed House21, Greystone Gardens, Harrow, HA3 0EF21, Greystone Gardens, Harrow, HA3 0EF
• Sold Jan 2021£752,000 | 5 Bed House5, Rushout Avenue, Harrow, HA3 0AS5, Rushout Avenue, Harrow, HA3 0AS
• Sold May 2018£450,000 | 4 Bed House203, Kenton Road, Harrow, HA3 0HD203, Kenton Road, Harrow, HA3 0HD
• Sold Jun 2017£868,000 | 5 Bed House24, Elmwood Avenue, Harrow, HA3 8AH24, Elmwood Avenue, Harrow, HA3 8AH
• Sold Oct 2016£845,000 | 5 Bed House112, Northwick Avenue, Harrow, HA3 0AT112, Northwick Avenue, Harrow, HA3 0AT
• Sold Apr 2015£775,000 | 5 Bed House10, Rushout Avenue, Harrow, HA3 0AR10, Rushout Avenue, Harrow, HA3 0AR
• Sold Sep 2013£456,000 | 5 Bed House8, Northwick Avenue, Harrow, HA3 0AB8, Northwick Avenue, Harrow, HA3 0AB
• Sold Nov 2012£599,950 | 5 Bed House7, Churchill Avenue, Harrow, HA3 0AX7, Churchill Avenue, Harrow, HA3 0AX
• Sold Oct 2012£490,000 | 5 Bed House108, Northwick Avenue, Harrow, HA3 0AT108, Northwick Avenue, Harrow, HA3 0AT

Northwick Avenue, Harrow, HA3 has a total of 162 addresses. According to our analysis of all the public data, 98, Northwick Avenue, Harrow is the 18th largest and the 15th most expensive property on the street.

When compared to the postcode district it is £301k more expensive than the average property in HA3.

• Mount Stewart Infant School

  900 m away
• Mount Stewart Junior School

  1.0 km away
• Harris Primary Academy South Kenton

  1.1 km away

• Harrow High School

  900 m away
• St Gregory's Catholic Science College

  900 m away
• Claremont High School

  1.6 km away

• Northwick Park

  |

  200 m away
• Kenton

  |

  400 m away

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