| Railway Sidings, St. Michael's Road, Hitchin | 123 | 3.86 | not-permissioned |
| Oddysey Health Club, Knebworth | 86 | 4.01 | permissioned |
| Land at Birds Hill, Letchworth | 86 | 1.07 | not-permissioned |
| Centre for the Arts, Willian Road, Hitchin | 85 | 1.03 | permissioned |
| Garden Centre, High Street, Codicote | 72 | 2.60 | pending-decision |
| Bowman's Flour Mill, Ickleford | 71 | 3.57 | pending-decision |
| Anglian Business Park, Orchard Road, Royston | 67 | 1.19 | permissioned |
| Former B&Q, at junction of Nightingale and Walsworth Road, Hitchin | 60 | 0.68 | not-permissioned |
| Foundation House, Icknield Way, Letchworth | 57 | 0.78 | permissioned |
| Former Depot, Icknield Way, Letchworth | 57 | 0.92 | not-permissioned |
| Station Road/Royston Road, Baldock | 50 | 0.44 | permissioned |
| Site at Birds Hill, Letchworth | 48 | 0.60 | not-permissioned |
| Land At 1-36 Freemans Close Hitchin Hertfordshire | 48 | 0.87 | pending-decision |
| Garden Square Shopping Centre, Leys Avenue, Letchworth | 45 | 0.16 | permissioned |
| Former Lannock School, Whiteway, Letchworth | 44 | 0.21 | permissioned |
| John Barker Place, Westmill, Hitchin | 33 | 0.71 | Conditional Permission |
| Pixmore Centre, Pixmore Avenue, Letchworth | 31 | 0.39 | not-permissioned |
| Hamonte, Letchworth | 30 | 1.16 | permissioned |
| Land at Icknield Way, Baldock | 26 | 0.52 | permissioned |
| Garages, Icknield Way, Letchworth | 25 | 0.69 | not-permissioned |
| 20-22 Station Road, Letchworth Garden City | 25 | 0.26 | permissioned |
| Former Westons Cars Site And Land Adjoining 114-142 Cambridge Road, Hitchin, Hertfordshire, SG4 0JJ | 24 | 0.42 | permissioned |
| 65 Bury Mead Road, Hitchin, Hertfordshire, SG5 1RT | 21 | 0.31 | permissioned |
| Deans Yard, South Road, Baldock | 20 | 0.32 | not-permissioned |
| Agricultural supplier, Garden Walk, Royston | 19 | 0.93 | permissioned |
| Industrial area, Cooks Way, Hitchin | 18 | 0.73 | permissioned |
| Hitchin Hospital, Talbot Street | 18 | 0.73 | permissioned |
| Land South Of 1A Lower Gower Road Royston | 16 | 0.37 | permissioned |
| Land at Lumen Road, Royston | 15 | 0.28 | permissioned |
| Chas Lowe, London Road, Knebworth | 14 | 0.41 | not-permissioned |
| 20 High Street Baldock Hertfordshire SG7 6AX | 14 | 1.10 | permissioned |
| Hadrian Way, Baldock | 12 | 0.66 | permissioned |
| 10 Burns Road, Royston | 11 | 0.10 | permissioned |
| The Nightingale, Nightingale Road, Hitchin | 11 | 0.11 | permissioned |
| Elderley Persons Home, Wratten Road West, Hitchin | 11 | 0.41 | permissioned |
| Glebe Road industrial estate, Letchworth | 10 | 0.26 | not-permissioned |
| Kwik -Fit Tyres, 59 -61 Walsworth Road, Hitcin | 10 | 0.09 | permissioned |
| The Station, Station Approach, Knebworth | 10 | 0.01 | pending-decision |
| Draytons Garage, High Street, Barley, Royston, SG8 8HT | 10 | 0.40 | permissioned |
| The Exchange, Queen Street, Hitchin | 10 | 0.17 | pending-decision |
| 48-52 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ | 10 | 0.11 | permissioned |
| Block B, Latchmore Court, Hitchin | 10 | 0.09 | permissioned |
| Paul Bromfield Aquatics, Maydencroft Lane, Gosmore | 10 | 1.59 | permissioned |
| Town Lodge, Gernon Road, Letchworth | 9 | 0.40 | permissioned |
| Meridian Works Barkway Road Royston Hertfordshire | 8 | - | Conditional Permission |
| Nursery, Icknield Way, Letchwoth | 8 | 0.43 | not-permissioned |
| Freeman House, Radburn Way, Letchworth | 8 | 0.31 | permissioned |
| 2 - 8 Bucklersbury Hitchin Hertfordshire SG5 1BB | 7 | 0.60 | permissioned |
| Offley Stores, Luton Road, Offley, SG5 3DD | 5 | 0.14 | permissioned |
| 1a Kings Road Hitchin Hertfordshire SG5 1RD | 5 | 0.02 | permissioned |