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Property Insights for Welwyn

Welwyn · Hertfordshire · 6.3K town transactions

Avg sold price

-6.3%

£761,775

Latest 12 months ending Jun 2026

Median price

All records

£410,000

6.3K transactions in dataset

Transactions

-37.6%

113

Latest 12-month window

Most common type

53.6% share

Detached

3,361 of 6,274 sales

- Price trend

Average sold price, £ thousands

How average sold prices have moved over years - a steady upward trend signals capital growth.

- Property type mix

53.6%top share · Detached

Share of transactions by property type, based on the price paid dataset.

- Trend projection

+29.6% price trend by 2031
£1,004,077 projected avg sale
5.3% annualised trend
Confidence: High

A simple historical trend projection derived from recorded sale prices in this area.

- Recent sales

  • 15, The Chase £630,000
    Semi-Detached · Freehold Jun 2026
  • 3, High Street £360,000
    Other · Freehold Jun 2026
  • 1, Vera Lane £1,895,000
    Detached · Freehold Jun 2026

- Price snapshot

  • Highest sale £22,256,763
  • Median sale £410,000
  • Lowest sale £2,000

- Sales activity

Latest 12 months vs previous 12 months

A side-by-side count of recorded sales by property type across two rolling annual windows.

- Tenure split

90.4% freehold

Tenure share calculated directly from the recorded sale records for this area.

- Build status

10.2% new build

Existing versus new-build share using the Land Registry old/new classification.

- Records

Properties in Welwyn.

45, Warren Way

Detached · Freehold · Existing

10 Jun 2009 · Welwyn · Hertfordshire · Al6 0dl

Price Paid
£475,000

FULLINGS, 22, Oakhill Drive

Detached · Freehold · Existing

05 Jun 2009 · Welwyn · Hertfordshire · Al6 9nw

Price Paid
£410,000

43, High Street

Semi-Detached · Freehold · Existing

05 Jun 2009 · Welwyn · Hertfordshire · Al6 9ee

Price Paid
£160,000

26, Grass Warren

Semi-Detached · Freehold · Existing

29 May 2009 · Welwyn · Hertfordshire · Al6 0jj

Price Paid
£300,000

20, Mimram Road

Terraced · Freehold · Existing

29 May 2009 · Welwyn · Hertfordshire · Al6 9ha

Price Paid
£187,500

16, Mardley Avenue

Detached · Freehold · New Build

26 May 2009 · Welwyn · Hertfordshire · Al6 0ud

Price Paid
£377,000

23, Wilshere Road

Semi-Detached · Freehold · Existing

22 May 2009 · Welwyn · Hertfordshire · Al6 9pu

Price Paid
£250,000

2A, Firway

Detached · Freehold · Existing

18 May 2009 · Welwyn · Hertfordshire · Al6 0rd

Price Paid
£600,000

31, Mardley Hill

Terraced · Freehold · Existing

15 May 2009 · Welwyn · Hertfordshire · Al6 0tt

Price Paid
£430,000

14, Hillside Way

Semi-Detached · Freehold · Existing

15 May 2009 · Welwyn · Hertfordshire · Al6 0ty

Price Paid
£218,000

7, St Johns Close

Detached · Freehold · Existing

08 May 2009 · Welwyn · Hertfordshire · Al6 9rb

Price Paid
£355,000

12, Mardley Avenue

Detached · Freehold · Existing

05 May 2009 · Welwyn · Hertfordshire · Al6 0ud

Price Paid
£242,000

14, Lower Green

Terraced · Freehold · Existing

30 Apr 2009 · Welwyn · Hertfordshire · Al6 0lb

Price Paid
£275,000

22, Chestnut Walk

Terraced · Freehold · Existing

30 Apr 2009 · Welwyn · Hertfordshire · Al6 0sb

Price Paid
£230,000

1, Cylers Thicket

Detached · Freehold · Existing

28 Apr 2009 · Welwyn · Hertfordshire · Al6 9rs

Price Paid
£482,500

2, Sharmans Close

Detached · Freehold · Existing

22 Apr 2009 · Welwyn · Hertfordshire · Al6 0ar

Price Paid
£800,000

2, Mardley Avenue

Detached · Freehold · Existing

21 Apr 2009 · Welwyn · Hertfordshire · Al6 0ud

Price Paid
£275,000

10, Whetstone Close

Detached · Freehold · Existing

17 Apr 2009 · Welwyn · Hertfordshire · Al6 0qw

Price Paid
£385,000

13, St Marys Court

Terraced · Freehold · Existing

13 Apr 2009 · Welwyn · Hertfordshire · Al6 9au

Price Paid
£117,500

62, Carleton Rise

Detached · Freehold · Existing

07 Apr 2009 · Welwyn · Hertfordshire · Al6 9rg

Price Paid
£359,000