| House Prices in Clement Court, Bakers Close, St Albans AL1 | £371,000 | - | 8 |
| House Prices in Clement Court, Bakers Close, St. Albans AL1 | £371,000 | - | 8 |
| House Prices in Clifton Street, St Albans AL1 | £590,348 | 30 | 4 |
| House Prices in Clifton Street, St. Albans AL1 | £704,292 | 29 | 5 |
| House Prices in Cloister Garth, St Albans AL1 | £468,000 | 8 | - |
| House Prices in Cloister Garth, St. Albans AL1 | £576,000 | 8 | - |
| House Prices in Cloisters, Harpenden AL5 | £2,349,500 | 2 | 3 |
| House Prices in Cobalt Court, Hedley Road, St Albans AL1 | £356,692 | - | 27 |
| House Prices in Codicote Road, Court Wood Lane, St. Albans AL4 | - | 3 | 1 |
| House Prices in Coldharbour Lane, Harpenden AL5 | £500,942 | 46 | 18 |
| House Prices in Coleman Green, Wheathampstead, St Albans AL4 | £1,795,000 | 8 | 2 |
| House Prices in Coleman Green, Wheathampstead, St. Albans AL4 | £1,795,000 | 8 | 2 |
| House Prices in Coleridge Court, Milton Road, Harpenden AL5 | £571,885 | - | 30 |
| House Prices in Coles House, Coles Lane, Harpenden AL5 | £1,364,000 | 1 | 1 |
| House Prices in Coles Lane, Harpenden AL5 | £1,387,000 | 2 | 1 |
| House Prices in Coleswood, Harpenden AL5 | - | 34 | 4 |
| House Prices in Coleswood Road, Harpenden AL5 | £711,719 | 57 | - |
| House Prices in Colindale Avenue, St Albans AL1 | £346,333 | 9 | 11 |
| House Prices in Colindale Avenue, St. Albans AL1 | £425,667 | 9 | 11 |
| House Prices in College Place, St Albans AL3 | £600,227 | 30 | - |
| House Prices in College Place, St. Albans AL3 | £600,227 | 30 | - |
| House Prices in College Road, St Albans AL1 | £369,029 | 23 | 29 |
| House Prices in College Road, St. Albans AL1 | £369,029 | 23 | 29 |
| House Prices in College Street, St Albans AL3 | £1,072,882 | 27 | - |
| House Prices in College Street, St. Albans AL3 | £1,072,882 | 27 | - |
| House Prices in Collens Road, Harpenden AL5 | £1,528,111 | 11 | - |
| House Prices in Collingham, Southdown Industrial Estate, Harpenden AL5 | £502,000 | 2 | 1 |
| House Prices in Collingwood Drive, London Colney, St Albans AL2 | £403,889 | 22 | - |
| House Prices in Collingwood Drive, London Colney, St. Albans AL2 | £403,889 | 22 | - |
| House Prices in Collyer Road, London Colney, St. Albans AL2 | £492,053 | 46 | - |
| House Prices in Colnbrook Close, London Colney, St Albans AL2 | £461,211 | 19 | - |
| House Prices in Colnbrook Close, London Colney, St. Albans AL2 | £461,211 | 19 | - |
| House Prices in Colne Cottage, Barnet Road, London Colney, St. Albans AL2 | £693,000 | - | 3 |
| House Prices in Colne Gardens, London Colney, St Albans AL2 | £548,800 | 8 | - |
| House Prices in Colne Gardens, London Colney, St. Albans AL2 | £548,800 | 8 | - |
| House Prices in Colney Heath Lane, St. Albans AL4 | £788,557 | 95 | 14 |
| House Prices in Common Lane, Harpenden AL5 | £931,000 | 25 | 1 |
| House Prices in Compton Gardens, St. Albans AL2 | £886,200 | 6 | - |
| House Prices in Coningsby Bank, St Albans AL1 | £456,889 | 13 | 7 |
| House Prices in Coningsby Bank, St. Albans AL1 | £560,545 | 13 | 7 |
| House Prices in Connaught Road, Harpenden AL5 | £1,339,400 | 20 | - |
| House Prices in Connaught Road, St Albans AL3 | £844,941 | 20 | - |
| House Prices in Connaught Road, St. Albans AL3 | £844,941 | 20 | - |
| House Prices in Conquerors Hill, Wheathampstead, St. Albans AL4 | £604,923 | 28 | - |
| House Prices in Coombes Road, London Colney, St Albans AL2 | £446,500 | 59 | 2 |
| House Prices in Coombes Road, London Colney, St. Albans AL2 | £446,500 | 59 | 2 |
| House Prices in Coopers Gate, Colney Heath, St Albans AL4 | £931,833 | 12 | - |
| House Prices in Coopers Gate, Colney Heath, St. Albans AL4 | £931,833 | 12 | - |
| House Prices in Coopers Green Lane, St Albans AL4 | £1,555,750 | 9 | 3 |
| House Prices in Coopers Green Lane, St. Albans AL4 | £1,555,750 | 9 | 3 |
| House Prices in Coopers Green, St. Albans AL4 | - | 3 | - |
| House Prices in Coopers Meadow, Redbourn, St Albans AL3 | £717,500 | 18 | - |
| House Prices in Coopers Meadow, Redbourn, St. Albans AL3 | £717,500 | 18 | - |
| House Prices in Coopers Mews, Harpenden AL5 | £1,291,400 | 5 | - |
| House Prices in Cooters End Lane, Harpenden AL5 | £1,550,000 | 10 | 2 |
| House Prices in Cooters Hill Barns, Cooters End Lane, Harpenden AL5 | £1,838,250 | 4 | 1 |
| House Prices in Cooters Hill Farm, Cooters End Lane, Harpenden AL5 | £529,000 | 1 | 1 |
| House Prices in Copper Beeches, Harpenden AL5 | £367,900 | - | 20 |
| House Prices in Corby Close, St. Albans AL2 | £1,041,000 | 10 | - |
| House Prices in Corder Close, St Albans AL3 | £1,156,917 | 15 | - |
| House Prices in Corder Close, St. Albans AL3 | £1,156,917 | 15 | - |
| House Prices in Corinium Gate, St Albans AL3 | £795,720 | 45 | - |
| House Prices in Corinium Gate, St. Albans AL3 | £795,720 | 45 | - |
| House Prices in Cornelia Court, Hitherfield Lane, Harpenden AL5 | £1,101,700 | - | 10 |
| House Prices in Corner Hall, Salisbury Avenue, Harpenden AL5 | £1,062,800 | - | 10 |
| House Prices in Cornwall Road, Harpenden AL5 | £1,005,250 | 31 | - |
| House Prices in Cornwall Road, St Albans AL1 | £643,345 | 41 | 1 |
| House Prices in Cornwall Road, St. Albans AL1 | £810,806 | 42 | - |
| House Prices in Corringham Court, Lemsford Road, St Albans AL1 | £759,500 | 7 | - |
| House Prices in Corringham Court, Lemsford Road, St. Albans AL1 | £759,500 | 7 | - |
| House Prices in Corrys End, Roestock Lane, Colney Heath, St Albans AL4 | £1,126,500 | 2 | - |
| House Prices in Cory Wright Way, Wheathampstead, St. Albans AL4 | - | 2 | - |
| House Prices in Cosne Mews, Harpenden AL5 | £333,111 | 5 | 6 |
| House Prices in Cotlandswick, London Colney, St Albans AL2 | £333,986 | 98 | 85 |
| House Prices in Cotlandswick, London Colney, St. Albans AL2 | £333,986 | 98 | 85 |
| House Prices in Cotsmoor, Granville Road, St Albans AL1 | £217,520 | - | 28 |
| House Prices in Cotsmoor, Granville Road, St. Albans AL1 | £217,520 | - | 28 |
| House Prices in Cotsmoor, St. Albans AL1 | £239,190 | - | 21 |
| House Prices in Cotswold Close, St. Albans AL4 | £262,000 | 5 | 11 |
| House Prices in Cottonmill Crescent, St Albans AL1 | £397,267 | 41 | 3 |
| House Prices in Cottonmill Crescent, St. Albans AL1 | £521,688 | 41 | 3 |
| House Prices in Cottonmill Lane, St Albans AL1 | £599,528 | 142 | 25 |
| House Prices in Cottonmill Lane, St. Albans AL1 | £599,528 | 142 | 25 |
| House Prices in Coulson Court, Hardwicke Place, London Colney, St. Albans AL2 | £247,125 | - | 9 |
| House Prices in Coursers Lane, Colney Heath, St. Albans AL4 | - | 2 | 6 |
| House Prices in Coursers Road, Colney Heath, St Albans AL4 | £1,394,250 | 10 | 2 |
| House Prices in Coursers Road, Colney Heath, St. Albans AL4 | £1,356,200 | 10 | 1 |
| House Prices in Coursers Road, London Colney, St. Albans AL2 | - | 1 | 1 |
| House Prices in Courtfields, Harpenden AL5 | £834,000 | 7 | - |
| House Prices in Courtside, St. Albans AL3 | £2,220,000 | 3 | - |
| House Prices in Courtyard Cottages, Redbourn, St. Albans AL3 | £467,000 | 2 | - |
| House Prices in Cowper Road, Harpenden AL5 | £943,944 | 89 | 15 |
| House Prices in Crabtree Lane, Harpenden AL5 | £1,149,574 | 145 | 5 |
| House Prices in Craiglands, St Albans AL4 | £572,697 | 43 | - |
| House Prices in Craiglands, St. Albans AL4 | £572,697 | 43 | - |
| House Prices in Cranbourne Drive, Harpenden AL5 | £668,688 | 50 | - |
| House Prices in Cranbrook Drive, St Albans AL4 | £463,552 | 13 | 23 |
| House Prices in Cranbrook Drive, St. Albans AL4 | £463,552 | 13 | 23 |
| House Prices in Cranford Court, Shakespeare Road, Harpenden AL5 | £615,600 | 5 | 1 |
| House Prices in Cranmore Court, Avenue Road, St Albans AL1 | £382,300 | - | 15 |
