House prices in Constance Place, Knebworth, SG3
42 homes have sold on Constance Place (SG3) since 1995, the first in 2016. Over the last five years the median sold price was £320,000 from 10 sales, 31% below the Knebworth median of £463,750and against £463,750 across SG3. Sales here have been flats 100%.
- Median sold price
- £320,000
- last five years · 10 sales
- Half of sales were above this price, half below
- Price per sq ft
- £530
- based on 10 of 10 sales
- Sales matched to an EPC floor area
- Sales since 1995
- 42
- 3 in the last 12 months
- Latest sale
- £280,000
- 14 May 2026
- vs Knebworth
- −31%
- Knebworth median £463,750
Every sale on Constance Place, SG3
› 8 SG3 6EE · Flats £290,000· 30 Jul 2026 · 3 sales
| 30 Jul 2026 | £290,000 | Flats · Leasehold | 614 sq ft · £473/sq ft | −14% vs 2019 |
| 25 Jan 2019 | £338,500 | Flats · Leasehold | 614 sq ft · £552/sq ft | first recorded sale |
| 16 Jun 2016 | £324,950 | Flats · Leasehold · New build | 614 sq ft · £530/sq ft | +12% vs 2026 |
› 18 SG3 6EE · Flats £280,000· 14 May 2026 · 3 sales
| 14 May 2026 | £280,000 | Flats · Leasehold | 603 sq ft · £465/sq ft | first recorded sale |
| 31 Aug 2016 | £305,567 | Flats · Leasehold | 603 sq ft · £507/sq ft | +18% vs 2016 |
| 10 Aug 2016 | £258,267 | Flats · Leasehold · New build | 603 sq ft · £428/sq ft | −8% vs 2026 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 7 SG3 6EE · Flats £280,000· 17 Dec 2025 · 2 sales
| 17 Dec 2025 | £280,000 | Flats · Leasehold | 581 sq ft · £482/sq ft | −11% vs 2016 |
| 17 Jun 2016 | £314,950 | Flats · Leasehold · New build | 581 sq ft · £542/sq ft | first recorded sale |
› 10 SG3 6EE · Flats £315,000· 16 Jul 2025 · 3 sales
| 16 Jul 2025 | £315,000 | Flats · Leasehold | 786 sq ft · £401/sq ft | −25% vs 2022 |
| 28 Jun 2022 | £422,000 | Flats · Leasehold | 786 sq ft · £537/sq ft | +0% vs 2016 |
| 23 May 2016 | £419,950 | Flats · Leasehold · New build | 786 sq ft · £534/sq ft | first recorded sale |
› 19 SG3 6EE · Flats £270,000· 31 Mar 2025 · 2 sales
| 31 Mar 2025 | £270,000 | Flats · Leasehold | 538 sq ft · £502/sq ft | −17% vs 2016 |
| 29 Jul 2016 | £324,950 | Flats · Leasehold · New build | 538 sq ft · £604/sq ft | first recorded sale |
› 21 SG3 6EE · Flats £485,000· 22 Jul 2024 · 2 sales
| 22 Jul 2024 | £485,000 | Flats · Leasehold | 926 sq ft · £524/sq ft | +8% vs 2016 |
| 22 Jul 2016 | £450,567 | Flats · Leasehold · New build | 926 sq ft · £487/sq ft | first recorded sale |
› 5 SG3 6EE · Flats £450,000· 7 Jun 2024 · 2 sales
| 7 Jun 2024 | £450,000 | Flats · Leasehold | 818 sq ft · £550/sq ft | first recorded sale |
| 4 Aug 2016 | £424,950 | Flats · Leasehold · New build | 818 sq ft · £519/sq ft | −6% vs 2024 |
› 14 SG3 6EE · Flats £325,000· 3 Jul 2023 · 2 sales
| 3 Jul 2023 | £325,000 | Flats · Leasehold | 560 sq ft · £581/sq ft | first recorded sale |
| 23 Jun 2016 | £324,950 | Flats · Leasehold · New build | 560 sq ft · £581/sq ft | −0% vs 2023 |
› 20 SG3 6EE · Flats £465,000· 29 Nov 2022 · 2 sales
| 29 Nov 2022 | £465,000 | Flats · Leasehold | 829 sq ft · £561/sq ft | +7% vs 2016 |
| 7 Jul 2016 | £434,950 | Flats · Leasehold · New build | 829 sq ft · £525/sq ft | first recorded sale |
› 22 SG3 6EE · Flats £315,000· 16 Jul 2021 · 3 sales
| 16 Jul 2021 | £315,000 | Flats · Leasehold | 560 sq ft · £563/sq ft | first recorded sale |
| 31 Aug 2016 | £304,950 | Flats · Leasehold | 560 sq ft · £545/sq ft | +18% vs 2016 |
| 10 Aug 2016 | £258,267 | Flats · Leasehold · New build | 560 sq ft · £461/sq ft | −18% vs 2021 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 12 SG3 6EE · Flats £385,000· 23 Feb 2021 · 2 sales
| 23 Feb 2021 | £385,000 | Flats · Leasehold | 861 sq ft · £447/sq ft | first recorded sale |
| 21 Jun 2016 | £409,950 | Flats · Leasehold · New build | 861 sq ft · £476/sq ft | +6% vs 2021 |
› 27 SG3 6EE · Flats £310,000· 11 Dec 2020 · 3 sales
| 11 Dec 2020 | £310,000 | Flats · Leasehold | 592 sq ft · £524/sq ft | first recorded sale |
| 31 Aug 2016 | £334,950 | Flats · Leasehold | 592 sq ft · £566/sq ft | +30% vs 2016 |
| 10 Aug 2016 | £258,267 | Flats · Leasehold · New build | 592 sq ft · £436/sq ft | −17% vs 2020 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 9 SG3 6EE · Flats £335,000· 27 Nov 2020 · 2 sales
| 27 Nov 2020 | £335,000 | Flats · Leasehold | 538 sq ft · £622/sq ft | first recorded sale |
| 5 Jul 2016 | £314,950 | Flats · Leasehold · New build | 538 sq ft · £585/sq ft | −6% vs 2020 |
› 3 SG3 6EE · Flats £407,500· 11 Aug 2020 · 3 sales
| 11 Aug 2020 | £407,500 | Flats · Leasehold | 829 sq ft · £492/sq ft | +5% vs 2017 |
| 19 May 2017 | £387,450 | Flats · Leasehold | 829 sq ft · £467/sq ft | first recorded sale |
| 10 Aug 2016 | £299,590 | Flats · Leasehold · New build | 829 sq ft · £361/sq ft | −26% vs 2020 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 17 SG3 6EE · Flats £320,000· 31 Jan 2019 · 2 sales
| 31 Jan 2019 | £320,000 | Flats · Leasehold | 646 sq ft · £495/sq ft | −3% vs 2016 |
| 8 Jul 2016 | £329,950 | Flats · Leasehold · New build | 646 sq ft · £511/sq ft | first recorded sale |
› 11 SG3 6EE · Flats £390,000· 8 Sept 2017 · 2 sales
| 8 Sept 2017 | £390,000 | Flats · Leasehold | 926 sq ft · £421/sq ft | first recorded sale |
| 10 Aug 2016 | £299,590 | Flats · Leasehold · New build | 926 sq ft · £324/sq ft | −23% vs 2017 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 23 SG3 6EE · Flats £284,950· 5 May 2017 · 2 sales
| 5 May 2017 | £284,950 | Flats · Leasehold | 549 sq ft · £519/sq ft | first recorded sale |
| 10 Aug 2016 | £258,267 | Flats · Leasehold · New build | 549 sq ft · £470/sq ft | −9% vs 2017 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 24 SG3 6EE · Flats £304,950· 31 Aug 2016 · 2 sales
| 31 Aug 2016 | £304,950 | Flats · Leasehold | 560 sq ft · £545/sq ft | +18% vs 2016 |
| 10 Aug 2016 | £258,267 | Flats · Leasehold · New build | 560 sq ft · £461/sq ft | first recorded sale |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 6 SG3 6EE · Flats £399,950· 31 Aug 2016 · 2 sales
| 31 Aug 2016 | £399,950 | Flats · Leasehold | 872 sq ft · £459/sq ft | +33% vs 2016 |
| 10 Aug 2016 | £299,590 | Flats · Leasehold · New build | 872 sq ft · £344/sq ft | first recorded sale |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 15 SG3 6EE · Flats £399,950· 31 Aug 2016 · 2 sales
| 31 Aug 2016 | £399,950 | Flats · Leasehold | 818 sq ft · £489/sq ft | +33% vs 2016 |
| 10 Aug 2016 | £299,590 | Flats · Leasehold · New build | 818 sq ft · £366/sq ft | first recorded sale |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 25 SG3 6EE · Flats £424,950· 26 Aug 2016 · 2 sales
| 26 Aug 2016 | £424,950 | Flats · Leasehold | 818 sq ft · £519/sq ft | first recorded sale |
| 10 Aug 2016 | £299,590 | Flats · Leasehold · New build | 818 sq ft · £366/sq ft | −29% vs 2016 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 26 SG3 6EE · Flats £435,950· 26 Aug 2016 · 2 sales
| 26 Aug 2016 | £435,950 | Flats · Leasehold | 840 sq ft · £519/sq ft | first recorded sale |
| 10 Aug 2016 | £299,590 | Flats · Leasehold · New build | 840 sq ft · £357/sq ft | −31% vs 2016 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 2 SG3 6EE · Flats £304,950· 21 Jul 2016
| 21 Jul 2016 | £304,950 | Flats · Leasehold · New build | 538 sq ft · £567/sq ft | first recorded sale |
› 4 SG3 6EE · Flats £429,950· 17 Jun 2016
| 17 Jun 2016 | £429,950 | Flats · Leasehold · New build | 926 sq ft · £464/sq ft | first recorded sale |
› 1 SG3 6EE · Flats £314,950· 7 Jun 2016
| 7 Jun 2016 | £314,950 | Flats · Leasehold · New build | 603 sq ft · £522/sq ft | first recorded sale |
› 16 SG3 6EE · Flats £430,713· 25 May 2016
| 25 May 2016 | £430,713 | Flats · Leasehold · New build | 840 sq ft · £513/sq ft | first recorded sale |
At your size
A 90 m² (970 sq ft) home in SG3 is worth roughly £403k–£502k at the district's typical £416–£518 per square foot (255 sales, two years). That is a range, not a valuation.
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Sources and method. Sales completed to August 2026, as registered by 4 Oct 2026 · headline figures cover the 12 months to June 2026 (later months are still being registered).Next HM Land Registry release ~28 Oct 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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