Property Data Search:

38, CALDER AVENUE, BROOKMANS PARK, HATFIELD, AL9 7AG - £1,300,000

The information on this page is based on a number of underlying datasets, most of which are updated monthly. We maintain an update schedule which explains which version of each dataset we are currently relying on.

38 CALDER AVENUE is a midsized extended detached house of 195m², built sometime between 1950 and 1966, which could now be worth an estimated £1,295,579. It was last sold for £1,300,000 in February 2022, which was around 38% above the average February 2022 detached price in the Welwyn Hatfield local authority area. The most recent EPC inspection was September 2021, where the current energy rating was D, and the potential energy rating was C.

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38 CALDER AVENUE Sold Prices

Land registry data shows two sales for 38 CALDER AVENUE since 1st January 1995. The below table shows the price paid for the two sales, along with the average detached price in the Welwyn Hatfield local authority area for the corresponding sale date. Both of the two 38 CALDER AVENUE sales were for above the average price. The average price is sourced from the Office for National Statistics' House Price Index (HPI).

DatePriceHPI PriceVariation from HPI
2022
22 FEB
£1,300,000£941,162
up arrow
38% above HPI
2009
18 JUN
£800,000£460,397
up arrow
74% above HPI

38 CALDER AVENUE Price Paid vs. HPI Average

The below graph shows the average detached house price in the Welwyn Hatfield local authority area over time, sourced from the HPI. The two 38 CALDER AVENUE sales from June 2009 and February 2022 have been plotted on the graph. A line has been extrapolated to show what the value of the property might have been over time, following each sale, had it maintained the same margin above or below the HPI (as a percentage). For example, the June 2009 sale was for 74% above the HPI. So the extrapolation line tracks at 74% above the HPI over time, until the February 2022 sale, where it falls to 38% above the HPI. The line then continues to track at 38% above the HPI.

38, CALDER AVENUE, BROOKMANS PARK, HATFIELD, AL9 7AG: Price paid vs HM Land Registry's House Price Index

What might 38 CALDER AVENUE be worth now?

38 CALDER AVENUE might now be worth an estimated £1,295,579.

This is based on house price deflation of 0.3%, between February 2022 and February 2025, for detached houses, in the Welwyn Hatfield local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 0.3% deflationary decrease is applied to the most recent sale price for 38 CALDER AVENUE of £1,300,000 on 22nd February 2022. For the value to have decreased from £1,300,000 to £1,295,579 over the three years to February 2025, the following assumptions must hold true:

  • The value of 38 CALDER AVENUE has moved in line with the HPI for detached houses in the Welwyn Hatfield local authority area.
  • The February 2022 sale price of £1,300,000 represented a fair market value for the property.
  • The size, condition, and specification of 38 CALDER AVENUE has not materially changed since February 2022.
Disclaimer: Please note that this is a theoretical estimate based on assumptions which may or may not be correct. It should not be relied on for any purpose.

How Large is 38 CALDER AVENUE?

38 CALDER AVENUE is 195m², which includes one extension, according to the EPC inspection conducted in September 2021. This puts it in the smallest 50% of detached houses houses in Brookmans Park, based on EPC data. The below chart shows the distribution of detached houses houses by size in Brookmans Park, and where 38 CALDER AVENUE lies on this distribution: 48% of detached houses houses are smaller than 38 CALDER AVENUE, and 52% of houses are larger. Note that EPC data is not available for all properties in Brookmans Park.

38, CALDER AVENUE, BROOKMANS PARK, HATFIELD, AL9 7AG: Size of property relative to detached houses houses in Brookmans Park

38 CALDER AVENUE: Plot and Title Map

38 CALDER AVENUE sits on a plot of roughly 0.186 of an acre, or 752m². The below map shows the location of 38 CALDER AVENUE, an approximate outline of the building(s), and the indicative extent of the property. The plot extent is a Land Registry INSPIRE Index Polygon, and it is important to note that a title may include more than one polygon, whereas only one polygon is shown on the map (the polygon which intersects with the position of 38 CALDER AVENUE). The full extent of the land contained in any registered title can only be identified from the individual title plan. The maps on this page should not be relied upon to establish the extent of a title.

38, CALDER AVENUE, BROOKMANS PARK, HATFIELD, AL9 7AG: Plot and title map

Where is 38 CALDER AVENUE?

38 CALDER AVENUE is located in BROOKMANS PARK, in the AL9 postcode district. The below map shows the position of No. 38 on CALDER AVENUE.

38, CALDER AVENUE, BROOKMANS PARK, HATFIELD, AL9 7AG: Location map and indicative extent of plot

All property sales on CALDER AVENUE

Most recent sales first:

Full data available
2024
6 DEC
£1,895,000
Full data available
2022
22 FEB
£1,300,000
Full data available
2021
7 SEP
£1,399,950
Limited data available
2021
27 MAY
£1,030,000
Full data available
2021
14 APR
£1,100,000
Limited data available
2021
15 FEB
£980,000
Limited data available
2021
15 JAN
£1,050,000
Full data available
2019
19 DEC
£1,015,000
Full data available
2019
25 OCT
£925,000
Full data available
2019
18 OCT
£950,000
Full data available
2019
13 MAY
£1,500,000
Limited data available
2019
4 FEB
£1,140,000
Full data available
2018
3 DEC
£1,150,000
Limited data available
2017
25 OCT
£1,070,000
Limited data available
2017
21 JUL
£920,000
Full data available
2016
9 MAY
£750,000
Limited data available
2015
16 OCT
£825,000
Full data available
2014
6 JUN
£850,000
Limited data available
2014
16 JAN
£305,000
Full data available
2013
10 DEC
£1,095,000
Full data available
2013
28 NOV
£867,500
Full data available
2013
10 OCT
£862,000
Limited data available
2013
14 JUN
£610,000
Full data available
2013
21 FEB
£975,000
Full data available
2012
28 SEP
£690,000
Full data available
2011
1 NOV
£750,000
Full data available
2011
14 OCT
£725,000
Full data available
2010
8 DEC
£835,000
Limited data available
2010
4 MAY
£600,000
Limited data available
2009
11 DEC
£700,000
Full data available
2009
18 JUN
£800,000
Limited data available
2009
28 MAY
£686,500
Limited data available
2009
12 MAY
£635,000
Limited data available
2008
13 OCT
£772,000
Full data available
2007
6 JUL
£760,000
Limited data available
2007
29 MAY
£707,500
Full data available
2007
28 FEB
£700,000
Limited data available
2007
19 FEB
£580,000
Limited data available
2006
29 SEP
£650,000
Limited data available
2006
3 APR
£565,000
Limited data available
2005
30 JUN
£667,000
Full data available
2005
17 JUN
£605,000
Limited data available
2005
8 MAR
£485,000
Limited data available
2005
21 FEB
£535,000
Limited data available
2004
30 SEP
£595,000
Limited data available
2004
10 SEP
£517,500
Full data available
2004
16 FEB
£580,000
Full data available
2003
4 DEC
£705,000
Full data available
2003
22 OCT
£475,000
Full data available
2002
31 JUL
£500,000
Full data available
2002
5 JUL
£405,000
Limited data available
2002
28 JUN
£500,000
Limited data available
2002
31 MAY
£420,000
Limited data available
2001
26 OCT
£395,000
Limited data available
2001
31 AUG
£645,000
Limited data available
2001
28 AUG
£645,000
Limited data available
2000
31 OCT
£642,500
Limited data available
2000
14 SEP
£625,000
Limited data available
1999
19 NOV
£350,000
Limited data available
1998
5 JAN
£218,000
Limited data available
1997
29 AUG
£285,000
Full data available
1997
23 MAY
£267,000
Limited data available
1996
27 SEP
£200,000
Limited data available
1996
3 JUL
£168,000
Limited data available
1996
6 JUN
£185,000
Limited data available
1995
10 AUG
£175,000
Full data available
1995
15 MAR
£170,000
Source: HM Land Registry Price Paid Data
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Source: HM Land Registry UK House Price Index
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Copyright statement: This information is subject to Crown copyright and database rights 2025 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2025 Ordnance Survey 100026316. Conditions of use.