According to data from HM Land Registry, 20, First Avenue, Amersham sits on a plot of 742 m².

We have plot size data on 29 out of 36 other houses in the postcode and 20, First Avenue, Amersham sits on the 7th largest plot.

20, First Avenue, Amersham has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 18 Feb 2015.

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, 20, First Avenue, Amersham was last sold on 14th August 2015 for £650,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since August 2015, the market for similar properties has risen by 32.8%.

• Sold Aug 2015£650,000
• Sold Jan 2015£500,000

According to the Land Registry and our network of Estate Agents, there have been 139 sales of properties similar to 20, First Avenue, Amersham within a radius of 910 metres since 2007.

The most recent example is 41, First Avenue, Amersham, HP7 9BL, a freehold house which sold for £850,000 on the 17th December 2025.

Read more about house prices in HP7.

• Sold Dec 2025£850,000 | 3 Bed House41, First Avenue, Amersham, HP7 9BL41, First Avenue, Amersham, HP7 9BL
• Sold Jul 2025£675,000 | 3 Bed House123, Hundred Acres Lane, Amersham, HP7 9BN123, Hundred Acres Lane, Amersham, HP7 9BN
• Sold May 2025£840,000 | 3 Bed House62, First Avenue, Amersham, HP7 9BJ62, First Avenue, Amersham, HP7 9BJ
• Sold Mar 2025£710,000 | 3 Bed House28, Station Road, Amersham, HP7 0BE28, Station Road, Amersham, HP7 0BE
• Sold Mar 2025£696,000 | 3 Bed House5, Stanley Hill, Amersham, HP7 9HP5, Stanley Hill, Amersham, HP7 9HP
• Sold Mar 2025£490,000 | 4 Bed House64, Station Road, Amersham, HP7 0BD64, Station Road, Amersham, HP7 0BD
• Sold Oct 2024£700,000 | 3 Bed House22, First Avenue, Amersham, HP7 9BJ22, First Avenue, Amersham, HP7 9BJ
• Sold Jun 2024£705,000 | 3 Bed House9, Stanley Hill, Amersham, HP7 9HP9, Stanley Hill, Amersham, HP7 9HP
• Sold Mar 2023£665,000 | 3 Bed HouseGlenside, London Road East, Amersham, HP7 9DHGlenside, London Road East, Amersham, HP7 9DH
• Sold Jan 2023£775,000 | 3 Bed House18, First Avenue, Amersham, HP7 9BJ18, First Avenue, Amersham, HP7 9BJ
• Sold Oct 2022£650,000 | 3 Bed House28, First Avenue, Amersham, HP7 9BL28, First Avenue, Amersham, HP7 9BL
• Sold Dec 2021£651,750 | 3 Bed House37, Chequers Hill, Amersham, HP7 9DQ37, Chequers Hill, Amersham, HP7 9DQ
• Sold Sep 2021£730,000 | 3 Bed House24, Hundred Acres Lane, Amersham, HP7 9EA24, Hundred Acres Lane, Amersham, HP7 9EA
• Sold Jun 2020£645,000 | 3 Bed House11, Stanley Hill, Amersham, HP7 9HP11, Stanley Hill, Amersham, HP7 9HP
• Sold Aug 2017£565,000 | 3 Bed House43, Chequers Hill, Amersham, HP7 9DQ43, Chequers Hill, Amersham, HP7 9DQ
• Sold May 2017£595,000 | 3 Bed House64, First Avenue, Amersham, HP7 9BJ64, First Avenue, Amersham, HP7 9BJ
• Sold Sep 2013£392,500 | 3 Bed House26, First Avenue, Amersham, HP7 9BL26, First Avenue, Amersham, HP7 9BL
• Sold Jun 2012£345,500 | 3 Bed House34, First Avenue, Amersham, HP7 9BL34, First Avenue, Amersham, HP7 9BL
• Sold Aug 2010£475,000 | 3 Bed House46, First Avenue, Amersham, HP7 9BL46, First Avenue, Amersham, HP7 9BL
• Sold Jun 2007£400,500 | 3 Bed House27, First Avenue, Amersham, HP7 9BL27, First Avenue, Amersham, HP7 9BL

First Avenue, Amersham, HP7 has a total of 67 addresses. According to our analysis of all the public data, 20, First Avenue, Amersham is the 65th largest and the 57th most expensive property on the street.

When compared to the postcode district it is £158 more expensive than the average property in HP7.

• St Mary's CofE Primary School, Amersham

  1.1 km away
• St George's Church of England Infant School

  1.2 km away
• Woodside Junior School

  1.4 km away

• Amersham School

  800 m away
• Dr Challoner's Grammar School

  1.2 km away
• Dr Challoner's High School

  2.5 km away

• Amersham

  |

  900 m away
• Chalfont & Latimer

  |

  3.1 km away
• Chesham

  |

  4.4 km away

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