Sold price history

Castle Avenue, Northampton house prices

Across Castle Avenue, Northampton, the middle of the market sits at £108,998, drawn from every recorded sale since 1995. Over the past decade prices are +85% in cash — but +32% once inflation is stripped out.

Median sold price
£108,998
10 years · cash
+85%
10 years · real
+32%
HM Land Registry · 82 sales · 58 with floor area · Updated 2 Feb 2026

Key facts

Median price
£108,998
Price per m²
£1,446
Sales recorded
82
Price range
£21,000 – £332,000

Castle Avenue, Northampton prices since 1996

Castle Avenue, Northampton — median sold price since 1996
2026 £0£85,836£171,672£257,508£343,344 2026 peak 1996 2026
Cash price Today’s money (real)

In cash terms Castle Avenue, Northampton is +85% over the decade, but only +32% once you adjust for the cost of living.

Recent sales in Castle Avenue, Northampton

The most recent homes sold here, straight from the HM Land Registry record.

DateAddressTypePrice£/m²
2 Feb 202646 Castle Avenue · NN5 6LFSemi-detached
Freehold		£320,000£2,807
27 Nov 202568 Castle Avenue · NN5 6LFSemi-detached
Freehold		£332,000£2,355
27 Oct 202518 Castle Avenue · NN5 6LFSemi-detached
Freehold		£240,000£3,200
24 Jul 202512 Castle Avenue · NN5 6LFSemi-detached
Freehold		£265,000£2,650
5 Feb 2025108 Castle Avenue · NN5 6JZSemi-detached
Freehold		£230,000£2,527
10 Jan 202544 Castle Avenue · NN5 6LFSemi-detached
Freehold		£255,000£2,656
6 Jun 202388 Castle Avenue · NN5 6JZFlat
Leasehold		£115,000£2,738
6 Dec 202292 Castle Avenue · NN5 6JZFlat
Leasehold		£118,000£2,565
29 Oct 202172 Castle Avenue · NN5 6LFSemi-detached
Freehold		£245,000£2,500
24 Sep 202114 Castle Avenue · NN5 6LFSemi-detached
Freehold		£200,000£1,869
30 Jul 202115 Castle Avenue · NN5 6LGSemi-detached
Freehold		£265,000—
16 Jun 202174 Castle Avenue · NN5 6JZTerraced
Leasehold		£100,000£2,128
30 Apr 202178 Castle Avenue · NN5 6JZFlat
Leasehold		£108,000£2,400
3 Sep 20206 Castle Avenue · NN5 6LFSemi-detached
Freehold		£220,000£2,391
3 Sep 20194 Castle Avenue · NN5 6LFSemi-detached
Freehold		£202,000£2,196
24 Jul 201946 Castle Avenue · NN5 6LFSemi-detached
Freehold		£250,000£2,193
21 Jun 201943 Castle Avenue · NN5 6LGSemi-detached
Freehold		£302,000£1,650
21 May 201842 Castle Avenue · NN5 6LFSemi-detached
Freehold		£200,000£2,564
2 Jun 201768 Castle Avenue · NN5 6LFSemi-detached
Freehold		£174,995£1,241
3 Feb 201729 Castle Avenue · NN5 6LGSemi-detached
Freehold		£264,995£1,755
16 Sep 201656 Castle Avenue · NN5 6LFSemi-detached
Freehold		£174,995—
20 May 201612 Castle Avenue · NN5 6LFSemi-detached
Freehold		£171,000£1,710
16 Dec 201584 Castle Avenue · NN5 6JZFlat
Leasehold		£70,000—
23 Apr 201538 Castle Avenue · NN5 6LFSemi-detached
Freehold		£170,000£2,742
10 Jan 201456 Castle Avenue · NN5 6LFSemi-detached
Freehold		£127,000—
23 Dec 2013102 Castle Avenue · NN5 6JZSemi-detached
Freehold		£150,000—
30 Sep 201343 Castle Avenue · NN5 6LGSemi-detached
Freehold		£164,000£896
18 Jan 20133 Castle Avenue · NN5 6LGSemi-detached
Freehold		£128,000—
17 Aug 201250 Castle Avenue · NN5 6LFSemi-detached
Freehold		£82,500£994
30 Apr 201056 Castle Avenue · NN5 6LFSemi-detached
Freehold		£90,000—

Category A (standard) sales. £/m² shown where an EPC floor-area match exists.

Biggest price gains in Castle Avenue, Northampton

Homes that have changed hands more than once, ranked by their annual return — in cash and, where we have the inflation data, after adjusting for it.

AddressFirst soldLast soldTimesCash returnReal return
23, Castle Avenue£83,000
30 Nov 2001		£116,000
18 Jul 2003		2+23%
per year		+20%
inflation-adjusted
90, Castle Avenue£36,500
31 May 2001		£48,500
31 Oct 2002		2+22%
per year		+21%
inflation-adjusted
26, Castle Avenue£74,995
28 Apr 2000		£109,995
25 Oct 2002		2+17%
per year		+15%
inflation-adjusted
21, Castle Avenue£54,500
18 Jun 1999		£90,000
25 Sep 2002		2+17%
per year		+15%
inflation-adjusted
70, Castle Avenue£111,000
2 Apr 2004		£149,000
4 Aug 2006		2+13%
per year		+11%
inflation-adjusted
9, Castle Avenue£49,000
5 Jul 1996		£144,995
22 Jul 2005		2+13%
per year		+11%
inflation-adjusted
76, Castle Avenue£21,000
26 Jan 1996		£79,995
15 Jun 2007		2+12%
per year		+10%
inflation-adjusted
36, Castle Avenue£58,000
9 Jun 1998		£140,000
5 May 2006		3+12%
per year		+10%
inflation-adjusted
86, Castle Avenue£25,000
12 Apr 1996		£51,995
7 Feb 2003		3+11%
per year		+9%
inflation-adjusted
56, Castle Avenue£90,000
30 Apr 2010		£174,995
16 Sep 2016		3+11%
per year		+9%
inflation-adjusted
5, Castle Avenue£64,995
26 Nov 1999		£148,000
4 Sep 2009		3+9%
per year		+6%
inflation-adjusted
29, Castle Avenue£72,000
5 Nov 1999		£264,995
3 Feb 2017		4+8%
per year		+5%
inflation-adjusted
68, Castle Avenue£174,995
2 Jun 2017		£332,000
27 Nov 2025		2+8%
per year		+4%
inflation-adjusted
88, Castle Avenue£21,000
31 May 1996		£115,000
6 Jun 2023		4+6%
per year		+4%
inflation-adjusted
46, Castle Avenue£98,000
21 Jun 2002		£320,000
2 Feb 2026		3+5%
per year		+2%
inflation-adjusted
42, Castle Avenue£92,500
18 Oct 2002		£200,000
21 May 2018		2+5%
per year		+3%
inflation-adjusted
43, Castle Avenue£177,000
27 Apr 2007		£302,000
21 Jun 2019		3+4%
per year		+2%
inflation-adjusted
92, Castle Avenue£60,000
22 Jul 2003		£118,000
6 Dec 2022		3+4%
per year		+1%
inflation-adjusted
12, Castle Avenue£149,000
8 Jan 2008		£265,000
24 Jul 2025		3+3%
per year		0%
inflation-adjusted
6, Castle Avenue£129,000
30 Apr 2004		£220,000
3 Sep 2020		2+3%
per year		+1%
inflation-adjusted
78, Castle Avenue£70,000
26 Oct 2007		£108,000
30 Apr 2021		3+3%
per year		+1%
inflation-adjusted
74, Castle Avenue£60,000
12 Feb 2004		£100,000
16 Jun 2021		2+3%
per year		+1%
inflation-adjusted
98, Castle Avenue£25,500
12 Sep 1997		£26,000
30 Apr 1999		2+1%
per year		−1%
inflation-adjusted
84, Castle Avenue£83,500
28 Jul 2006		£70,000
16 Dec 2015		2−2%
per year		−4%
inflation-adjusted

Category A (standard) sales that changed hands at least twice. Real return adjusts for inflation using ONS CPIH where available.

How Castle Avenue, Northampton compares

Rank in the town
2635th of 3,279 streets in Northampton
Rank in the postcode district
362nd of 481 streets in NN5
Against the town median
25% below the Northampton median of £146,000
Against England & Wales
31% below the national median of £157,000

Castle Avenue, Northampton house prices — your questions

What is the average house price in Castle Avenue, Northampton?

Homes in Castle Avenue, Northampton have a median sold price of £108,998 — the middle of 82 recorded transactions.

What is the price range of homes sold in Castle Avenue, Northampton?

Recorded sales in Castle Avenue, Northampton range from £21,000 to £332,000. The range includes flats and large detached homes alike.

Have house prices in Castle Avenue, Northampton risen?

Over the past decade prices in Castle Avenue, Northampton are +85% in cash terms but +32% once adjusted for inflation using ONS CPIH — the gap between the two is the real story.

How much is a house per square metre in Castle Avenue, Northampton?

In Castle Avenue, Northampton the median price is £1,446 per square metre, from 58 sales matched to an EPC floor-area record.

How up to date is this data?

HM Land Registry publishes Price Paid Data monthly. The most recent sale recorded in Castle Avenue, Northampton was 2 February 2026.

Nearby streets in NN5

Ingleborough Way£109,000 medianAnjou Court£108,750 medianVelocette Way£108,500 medianSteene Street£109,500 medianElmwood Walk£108,250 medianLennox Walk£109,995 medianRichmond Terrace£109,995 medianConway Close£108,000 median

Popular places

yearly change, HM Land Registry
London▼ 8%£285,000median · past year downManchester▲ 0%£118,000median · past year upBirmingham▲ 2%£120,000median · past year upLeeds▼ 2%£126,500median · past year downBristol▲ 1%£179,995median · past year upLiverpool▲ 0%£105,000median · past year upSheffield▼ 3%£118,000median · past year downNottingham▼ 2%£123,500median · past year down

Contains HM Land Registry data © Crown copyright and database right, licensed under the Open Government Licence v3.0. See our methodology.

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