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House prices in Broom Grove, Knebworth, SG3

118 homes have sold on Broom Grove (SG3) since 1995, the first in 1995. Over the last five years the median sold price was £430,000 from 13 sales, 9% below the Knebworth median of £471,250and against £471,250 across SG3. Sales here have been semi-detached 67%, terraced 30%, detached 3%. Homes that sold twice within the last seven years gained a median +4.7% a year between sales.

Median sold price
£430,000
last five years · 13 sales
Half of sales were above this price, half below
Price per sq ft
£517
based on 13 of 13 sales
Sales matched to an EPC floor area
Sales since 1995
118
2 in the last 12 months
Latest sale
£345,000
28 May 2026
vs Knebworth
−9%
Knebworth median £471,250

Every sale on Broom Grove, SG3

36 SG3 6BQ · Terraced £345,000· 28 May 2026 · 4 sales
28 May 2026£345,000Terraced · Freehold818 sq ft · £422/sq ft+37% vs 2015
30 Jun 2021£303,000Terraced · Freehold818 sq ft · £370/sq ft−12% vs 2026
28 Aug 2015£252,500Terraced · Freehold818 sq ft · £309/sq ft+53% vs 2005
19 Aug 2005£165,500Terraced · Freehold818 sq ft · £202/sq ftfirst recorded sale
5 SG3 6BZ · Semi-detached £449,950· 28 Nov 2025 · 5 sales
28 Nov 2025£449,950Semi-detached · Freehold732 sq ft · £615/sq ft+34% vs 2019
7 Jun 2019£335,000Semi-detached · Freehold732 sq ft · £458/sq ftfirst recorded sale
23 Apr 2003£183,000Semi-detached · Freehold732 sq ft · £250/sq ft+93% vs 1999
28 Sept 2001£130,000Semi-detached · Freehold732 sq ft · £178/sq ft−71% vs 2025
26 Jul 1999£95,000Semi-detached · Freehold732 sq ft · £130/sq ft−27% vs 2001
14 SG3 6BQ · Semi-detached £460,000· 27 Sept 2024 · 2 sales
27 Sept 2024£460,000Semi-detached · Freehold1,184 sq ft · £389/sq ft+77% vs 2012
12 Oct 2012£260,000Semi-detached · Freehold1,184 sq ft · £220/sq ftfirst recorded sale
42 SG3 6BQ · Terraced £350,000· 19 Aug 2024 · 4 sales
19 Aug 2024£350,000Terraced · Freehold667 sq ft · £524/sq ft+79% vs 2012
1 Oct 2020£297,000Terraced · Freehold667 sq ft · £445/sq ft−15% vs 2024
31 Aug 2012£195,000Terraced · Freehold667 sq ft · £292/sq ft+13% vs 2006
25 Aug 2006£172,800Terraced · Freehold667 sq ft · £259/sq ftfirst recorded sale
11 SG3 6BZ · Detached £583,000· 9 May 2024 · 2 sales
9 May 2024£583,000Detached · Freehold1,109 sq ft · £526/sq ft+386% vs 1995
30 Mar 1995£120,000Detached · Freehold1,109 sq ft · £108/sq ftfirst recorded sale
68 SG3 6BQ · Semi-detached £394,700· 15 Jan 2024 · 4 sales
15 Jan 2024£394,700Semi-detached · Freehold753 sq ft · £524/sq ft+322% vs 1997
27 Aug 2004£223,000Semi-detached · Freehold753 sq ft · £296/sq ftfirst recorded sale
19 Jun 2002£147,500Semi-detached · Freehold753 sq ft · £196/sq ft−63% vs 2024
5 Sept 1997£93,500Semi-detached · Freehold753 sq ft · £124/sq ft−58% vs 2004
46 SG3 6BQ · Terraced £345,000· 28 Jul 2023 · 5 sales
28 Jul 2023£345,000Terraced · Freehold667 sq ft · £517/sq ftfirst recorded sale
1 Jun 2018£295,000Terraced · Freehold667 sq ft · £442/sq ft−14% vs 2023
19 Jun 2002£120,000Terraced · Freehold667 sq ft · £180/sq ft+100% vs 1996
2 Jun 2000£91,500Terraced · Freehold667 sq ft · £137/sq ft−69% vs 2018
17 Jul 1996£59,995Terraced · Freehold667 sq ft · £90/sq ft−34% vs 2000
16 SG3 6BQ · Semi-detached £550,000· 17 May 2023
17 May 2023£550,000Semi-detached · Freehold1,249 sq ft · £440/sq ftfirst recorded sale
41 SG3 6BZ · Semi-detached £430,000· 10 Nov 2022 · 5 sales
10 Nov 2022£430,000Semi-detached · Freehold893 sq ft · £481/sq ft+538% vs 1997
24 Aug 2018£355,000Semi-detached · Freehold893 sq ft · £397/sq ftfirst recorded sale
27 Oct 2005£192,000Semi-detached · Freehold893 sq ft · £215/sq ft−55% vs 2022
9 Mar 2001£118,000Semi-detached · Freehold893 sq ft · £132/sq ft−67% vs 2018
22 May 1997£67,450Semi-detached · Freehold893 sq ft · £75/sq ft−43% vs 2001
63 SG3 6BZ · Semi-detached £437,500· 30 May 2022 · 2 sales
30 May 2022£437,500Semi-detached · Freehold818 sq ft · £535/sq ft+11% vs 2020
6 Nov 2020£395,000Semi-detached · Freehold818 sq ft · £483/sq ftfirst recorded sale
31 SG3 6BZ · Semi-detached £411,000· 23 May 2022 · 3 sales
23 May 2022£411,000Semi-detached · Freehold710 sq ft · £579/sq ftfirst recorded sale
23 Jan 2018£330,000Semi-detached · Freehold710 sq ft · £465/sq ft−20% vs 2022
1 Jul 1997£70,000Semi-detached · Freehold710 sq ft · £99/sq ft−79% vs 2018
56 SG3 6BQ · Terraced £435,000· 14 Dec 2021 · 3 sales
14 Dec 2021£435,000Terraced · Freehold990 sq ft · £439/sq ft+412% vs 1996
4 Jul 2003£209,000Terraced · Freehold990 sq ft · £211/sq ftfirst recorded sale
2 Sept 1996£85,000Terraced · Freehold990 sq ft · £86/sq ft−59% vs 2003
19 SG3 6BZ · Semi-detached £600,000· 28 May 2021 · 3 sales
28 May 2021£600,000Semi-detached · Freehold1,335 sq ft · £450/sq ftfirst recorded sale
6 Aug 2019£520,000Semi-detached · Freehold1,335 sq ft · £390/sq ft+79% vs 2004
29 Jan 2004£290,000Semi-detached · Freehold1,335 sq ft · £217/sq ft−52% vs 2021
38 SG3 6BQ · Terraced £278,500· 18 Mar 2021
18 Mar 2021£278,500Terraced · Freehold678 sq ft · £411/sq ftfirst recorded sale
64 SG3 6BQ · Semi-detached £370,000· 8 Jan 2021 · 3 sales
8 Jan 2021£370,000Semi-detached · Freehold743 sq ft · £498/sq ftfirst recorded sale
7 Sept 2007£237,000Semi-detached · Freehold743 sq ft · £319/sq ft−36% vs 2021
27 Sept 2002£157,500Semi-detached · Freehold743 sq ft · £212/sq ft−34% vs 2007
7 SG3 6BZ · Semi-detached £400,000· 3 Apr 2020 · 3 sales
3 Apr 2020£400,000Semi-detached · Freehold1,119 sq ft · £357/sq ftfirst recorded sale
1 Sept 2000£133,000Semi-detached · Freehold1,119 sq ft · £119/sq ft+11% vs 1999
27 Aug 1999£120,000Semi-detached · Freehold1,119 sq ft · £107/sq ft−70% vs 2020
45 SG3 6BZ · Semi-detached £420,000· 6 Sept 2019 · 2 sales
6 Sept 2019£420,000Semi-detached · Freehold969 sq ft · £434/sq ft+262% vs 2001
18 May 2001£115,950Semi-detached · Freehold969 sq ft · £120/sq ftfirst recorded sale
20 SG3 6BQ · Semi-detached £365,000· 30 Aug 2019
30 Aug 2019£365,000Semi-detached · Freehold1,044 sq ft · £350/sq ftfirst recorded sale
54 SG3 6BQ · Terraced £285,000· 17 Jun 2019 · 3 sales
17 Jun 2019£285,000Terraced · Freeholdfirst recorded sale
30 May 2000£97,000Terraced · Freehold−66% vs 2019
20 Dec 1995£58,750Terraced · Freehold−39% vs 2000
23 SG3 6BZ · Semi-detached £330,000· 27 Jul 2018 · 3 sales
27 Jul 2018£330,000Semi-detached · Freehold990 sq ft · £333/sq ftfirst recorded sale
20 Oct 2006£199,950Semi-detached · Freehold990 sq ft · £202/sq ft−39% vs 2018
15 May 2001£119,950Semi-detached · Freehold990 sq ft · £121/sq ft−40% vs 2006
65 SG3 6BZ · Semi-detached £375,000· 17 May 2017 · 3 sales
17 May 2017£375,000Semi-detached · Freehold829 sq ft · £452/sq ft+5% vs 2017
28 Feb 2017£356,300Semi-detached · Freehold829 sq ft · £430/sq ftfirst recorded sale
Additional transaction (e.g. buy-to-let, repossession or corporate purchase) — not used in averages.
1 Oct 1997£99,995Semi-detached · Freehold829 sq ft · £121/sq ft−73% vs 2017
22 SG3 6BQ · Semi-detached £381,600· 23 Aug 2016 · 2 sales
23 Aug 2016£381,600Semi-detached · Freehold850 sq ft · £449/sq ft+36% vs 2013
13 Dec 2013£279,995Semi-detached · Freehold850 sq ft · £329/sq ftfirst recorded sale
70 SG3 6BQ · Semi-detached £316,600· 2 Oct 2015 · 2 sales
2 Oct 2015£316,600Semi-detached · Freehold1,001 sq ft · £316/sq ftfirst recorded sale
8 Aug 2007£247,500Semi-detached · Freehold1,001 sq ft · £247/sq ft−22% vs 2015
25 SG3 6BZ · Semi-detached £249,950· 27 Nov 2013 · 3 sales
27 Nov 2013£249,950Semi-detached · Freehold883 sq ft · £283/sq ft+55% vs 2003
23 May 2005£210,000Semi-detached · Freehold883 sq ft · £238/sq ftfirst recorded sale
12 Aug 2003£161,000Semi-detached · Freehold883 sq ft · £182/sq ft−23% vs 2005
43 SG3 6BZ · Semi-detached £210,000· 12 Dec 2012 · 2 sales
12 Dec 2012£210,000Semi-detached · Freehold700 sq ft · £300/sq ft+192% vs 1997
1 Aug 1997£71,995Semi-detached · Freehold700 sq ft · £103/sq ftfirst recorded sale
47 SG3 6BZ · Semi-detached £215,000· 12 Oct 2012 · 2 sales
12 Oct 2012£215,000Semi-detached · Freehold+259% vs 1996
31 May 1996£59,950Semi-detached · Freeholdfirst recorded sale
29 SG3 6BZ · Semi-detached £212,500· 7 Mar 2011 · 3 sales
7 Mar 2011£212,500Semi-detached · Freehold700 sq ft · £304/sq ft+81% vs 2001
8 Sept 2006£199,500Semi-detached · Freehold700 sq ft · £285/sq ftfirst recorded sale
18 Jun 2001£117,500Semi-detached · Freehold700 sq ft · £168/sq ft−41% vs 2006
33 SG3 6BZ · Semi-detached £200,000· 21 Jul 2010 · 2 sales
21 Jul 2010£200,000Semi-detached · Freehold710 sq ft · £282/sq ft+122% vs 1999
Additional transaction (e.g. buy-to-let, repossession or corporate purchase) — not used in averages.
9 Apr 1999£90,000Semi-detached · Freehold710 sq ft · £127/sq ftfirst recorded sale
12 SG3 6BQ · Semi-detached £240,000· 27 Nov 2009
27 Nov 2009£240,000Semi-detached · Freeholdfirst recorded sale
34 SG3 6BQ · Terraced £187,000· 20 Jul 2009 · 4 sales
20 Jul 2009£187,000Terraced · Freehold678 sq ft · £276/sq ft+137% vs 1997
27 Apr 2006£176,500Terraced · Freehold678 sq ft · £260/sq ft−6% vs 2009
19 Dec 1997£78,995Terraced · Freehold678 sq ft · £116/sq ft+42% vs 1996
26 Apr 1996£55,750Terraced · Freehold678 sq ft · £82/sq ftfirst recorded sale
40 SG3 6BQ · Terraced £175,000· 16 Apr 2009 · 2 sales
16 Apr 2009£175,000Terraced · Freehold700 sq ft · £250/sq ft+3% vs 2005
30 Sept 2005£170,000Terraced · Freehold700 sq ft · £243/sq ftfirst recorded sale
27 SG3 6BZ · Semi-detached £215,000· 25 May 2007 · 2 sales
25 May 2007£215,000Semi-detached · Freehold+76% vs 2001
23 Mar 2001£122,500Semi-detached · Freeholdfirst recorded sale
55 SG3 6BZ · Semi-detached £250,000· 30 Apr 2007
30 Apr 2007£250,000Semi-detached · Freehold829 sq ft · £302/sq ftfirst recorded sale
60 SG3 6BQ · Semi-detached £234,500· 31 May 2006 · 3 sales
31 May 2006£234,500Semi-detached · Freehold+113% vs 1998
22 Sept 2000£132,000Semi-detached · Freeholdfirst recorded sale
12 Nov 1998£110,000Semi-detached · Freehold−17% vs 2000
18 SG3 6BQ · Semi-detached £225,000· 17 Jun 2005 · 2 sales
17 Jun 2005£225,000Semi-detached · Freehold829 sq ft · £271/sq ft+160% vs 1999
29 Jan 1999£86,500Semi-detached · Freehold829 sq ft · £104/sq ftfirst recorded sale
35 SG3 6BZ · Semi-detached £185,000· 28 Jan 2005 · 3 sales
28 Jan 2005£185,000Semi-detached · Freeholdfirst recorded sale
17 Jun 2003£167,500Semi-detached · Freehold−9% vs 2005
11 Jun 1997£71,000Semi-detached · Freehold−58% vs 2003
3 SG3 6BZ · Semi-detached £146,000· 16 Sept 2002 · 2 sales
16 Sept 2002£146,000Semi-detached · Freehold+19% vs 2000
27 Oct 2000£123,000Semi-detached · Freeholdfirst recorded sale
72 SG3 6BQ · Detached £235,000· 19 Jun 2002
19 Jun 2002£235,000Detached · Freeholdfirst recorded sale
52 SG3 6BQ · Terraced £116,000· 21 Dec 2001 · 2 sales
21 Dec 2001£116,000Terraced · Freeholdfirst recorded sale
18 Nov 1996£58,250Terraced · Freehold−50% vs 2001
59 SG3 6BZ · Semi-detached £147,500· 21 Dec 2001 · 3 sales
21 Dec 2001£147,500Semi-detached · Freeholdfirst recorded sale
30 Oct 1998£105,000Semi-detached · Freehold−29% vs 2001
11 Sept 1998£110,000Semi-detached · Freehold+5% vs 1998
28 SG3 6BQ · Terraced £109,000· 20 Jun 2001 · 2 sales
20 Jun 2001£109,000Terraced · Freehold667 sq ft · £163/sq ft+68% vs 1996
13 Sept 1996£64,745Terraced · Freehold667 sq ft · £97/sq ftfirst recorded sale
51 SG3 6BZ · Semi-detached £113,000· 15 Aug 2000 · 2 sales
15 Aug 2000£113,000Semi-detached · Freehold+33% vs 1998
3 Aug 1998£85,000Semi-detached · Freeholdfirst recorded sale
30 SG3 6BQ · Terraced £95,000· 7 Jan 2000
7 Jan 2000£95,000Terraced · Freeholdfirst recorded sale
15 SG3 6BZ · Detached £170,000· 2 Jul 1999
2 Jul 1999£170,000Detached · Freehold1,432 sq ft · £119/sq ftfirst recorded sale
32 SG3 6BQ · Terraced £72,000· 18 Dec 1998
18 Dec 1998£72,000Terraced · Freehold689 sq ft · £105/sq ftfirst recorded sale
48 SG3 6BQ · Terraced £81,750· 19 Nov 1998
19 Nov 1998£81,750Terraced · Freehold1,076 sq ft · £76/sq ftfirst recorded sale
58 SG3 6BQ · Semi-detached £114,300· 6 Nov 1998 · 2 sales
6 Nov 1998£114,300Semi-detached · Freehold883 sq ft · £129/sq ftfirst recorded sale
29 Oct 1998£114,300Semi-detached · Freehold883 sq ft · £129/sq ft+0% vs 1998
26 SG3 6BQ · Terraced £114,000· 22 May 1998 · 2 sales
22 May 1998£114,000Terraced · Freeholdfirst recorded sale
19 Apr 1995£86,000Terraced · Freehold−25% vs 1998
67 SG3 6BZ · Semi-detached £140,000· 13 May 1998
13 May 1998£140,000Semi-detached · Freeholdfirst recorded sale
4 SG3 6BQ · Semi-detached £93,000· 20 Mar 1998
20 Mar 1998£93,000Semi-detached · Freehold840 sq ft · £111/sq ftfirst recorded sale
6 SG3 6BQ · Semi-detached £78,500· 31 Jul 1996 · 2 sales
31 Jul 1996£78,500Semi-detached · Freehold527 sq ft · £149/sq ft−2% vs 1996
29 Jul 1996£80,000Semi-detached · Freehold527 sq ft · £152/sq ftfirst recorded sale

At your size

A 90 m² (970 sq ft) home in SG3 is worth roughly £403k–£503k at the district's typical £416–£519 per square foot (245 sales, two years) — a range, not a valuation.

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Sources and method. Sales completed to July 2026, as registered by 29 Aug 2026 · headline figures cover the 12 months to May 2026 (later months are still being registered).Next HM Land Registry release ~28 Sept 2026. Medians unless stated; averages only where 30 or more sales. Category A sales only (standard price-paid transactions), houses and flats.

Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. Floor areas derived from Energy Performance Certificate data © Crown copyright, licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Source: Office for National Statistics licensed under the Open Government Licence v3.0.

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