| Carnegie131 Handside Lane, Welwyn Garden City, AL8 6TA | Cookestates16 Great Break, Welwyn Garden City, AL7 3EZ | |
|---|---|---|
| Register score (out of 100) | 67 | 37 |
| Data coverage | 25% | 25% |
| Rank in town | 1st | 2nd |
| Homes for sale | 2 | 0 |
| Median asking price | — | — |
| Median days on market | — | — |
| Price achieved v asking | — | — |
| Blended review rating | — | — |
| Reviews counted | — | — |
| Years trading | 23 | 13 |
| Offices under the brand | 1 | 1 |
| Group or network | Independent | Independent |
| Companies House | 04713968 | 08730769 |
Highlighted cells show the stronger figure where both agents have data. Each figure carries the same source and date as on the agents’ own pages. Method
Carnegie
Carnegie is an estate and letting agent based at 131 Handside Lane, Welwyn Garden City, AL8 6TA. It is an independent, single-office business on our register. The registered business name is Carnegie House Letting Limited. Companies House number 04713968. It has been trading since 2003-03-27. It belongs to The Property Ombudsman redress scheme. On the UK Agent Register score it ranks 1st of 2 estate agent offices in Welwyn Garden City and 2nd of 3 in Welwyn Hatfield (2026-10-17).
Between 2021 and 2025 our market records place Carnegie in 1 local agent league table on 2 occasions. At its best it ranked 16th of 20+ agents in SE27 (September 2025), with 2 homes for sale of 163 in the area (1% share). In the most recent capture (September 2025) it was 16th of 20+ in SE27 with 2 homes, a 1% share.
Cookestates
Cookestates is an estate and letting agent based at 16 Great Break, Welwyn Garden City, AL7 3EZ. It is an independent, single-office business on our register. The registered business name is Cooke Estates Woodberry Park Limited. Companies House number 08730769. It has been trading since 2013-10-14. It belongs to The Property Ombudsman redress scheme. On the UK Agent Register score it ranks 2nd of 2 estate agent offices in Welwyn Garden City and 3rd of 3 in Welwyn Hatfield (2026-10-17).
Homes in the AL7 postcode district sold for a median £396,000 across 344 sales in the last 12 months. Across Welwyn Hatfield the average price is £448,681 (July 2026), +12.8% over ten years and 6.0× its January 1995 level. Since 1995 the median sold price in AL7 has moved from £62,500 to £401,250 across 16,574 recorded sales. 10 estate and letting agent offices on the register are based in AL7.