| Name | Parish (Pre-1933) | OS Grid Reference | OS 1" Sheet | OS County Sheet | OS National Grid Sheet | Census | Directory | Note |
| Ladyland Barn | Charlwood | TQ 253 424 | | Surrey XLI.3 (1896, 1913) | | | | |
| Ladysmith Terrace, 82-94 Hazelwick Road | Worth | | | | | | | Dated 1900 |
| Lake Cottage, Grattons Drive | Worth | TQ 2927 3798 | | | TQ 2937 (1960) | | | |
| Lake House | Worth | TQ 3162 3759 | | | TQ 3137 (1961) | | | |
| Lake View | Worth | TQ 280 346 | | Sussex III.16 (1946) | | | | |
| Lake Wood | Ifield | TQ 2270 3760 | | | TQ 2237 (1974) | | | |
| Lanehurst, Grattons Drive | Worth | TQ 2924 3797 | | | TQ 2937 (1960) | | | |
| Langcot, London Road | Crawley | TQ 2699 3803 | | | TQ 2638SE (1960) | | 1951 | |
| Langhurst | Rusper | TQ 220 383 | | | | | | |
| Langley Farm | Ifield | TQ 257 384 | 1813-1819 | | | | | |
| Langley Grange | Ifield | TQ 256 382 | | Sussex III.7 (1910) | | | | |
| Langley Green - Nurseries | Ifield | TQ 255 381 | | Sussex III.8 (1946) | | | | |
| Langley Green Farm | Ifield | TQ 2615 3843 | | Sussex III.8 (1937, 1946) | | | | See Langleygreen. Farmhouse Grade II Listed |
| Langley Lane | Ifield | TQ 261 383 | | Sussex III.8 (1897, 1910, 1937, 1946) | | | | |
| Langleygreen | Ifield | TQ 2615 3843 | 1813-1820 | Sussex III.8 (1897, 1910) | | | | See Langley Green Farm |
| Lanthorn Cottage, Worth Park Avenue | Worth | TQ 2925 3732 | | | TQ 2937 (1960) | | | |
| Larches, The | Worth | TQ 292 390 | | Sussex IV.5 (1910, 1932) | | | | |
| Larchwood | Burstow | TQ 311 401 | | Surrey XLII.9 (1912) | | | | |
| Larkins | Charlwood | TQ 261 402 | | Surrey XLI.7 (1896) | | | | See Larkins Farm |
| Larkins Farm | Charlwood | TQ 261 402 | | Surrey XLI.7 (1913) | | | | See Larkins |
| Laurels, The, Springfield Road | Ifield | | | | | IS: 38 (1901) | 1899 | |
| Lauriston,, Perryfield Road | | | | | | IS: 15 (1901) | 1899 | |
| Lavenham, London Road | Ifield | TQ 2683 3754 | | | TQ 2637NE (1959) | | 1951 | |
| Laybrook, Balcombe Road | Worth | TQ 2966 3724 | | | TQ 2937 (1960) | | | |
| Layhouse Farm | Worth | TQ 3131 3753 | | Sussex IV.10 (1897, 1910) | | | | See Leyhouse Farm |
| Layhouse Wood | Worth | TQ 312 371
TQ 315 368 | | Sussex IV.10 (1897, 1910) | | | | See Leyhouse Wood |
| Le Quesnoy, London Road | Crawley | TQ 2704 3897 | | | TQ 2738NW (1958) | | 1951 | |
| Lea Croft, 117 Ifield Road | Ifield | TQ 2606 3671 | | | TQ 2636NW (1960) | | | |
| Leah Cottage, East Park | Ifield | | | Sussex III.12 | | CI: 26 (1901) | | |
| Le-Chalet, Lowfield Heath | Charlwood | TQ 2715 3993 | | | TQ 2739 (1960) | | 1951 | The Chalet 1951 |
| Lees, The | Ifield | TQ 2560 3541 | | | TQ 2535 (1966) | | | |
| Le-Notre, Lowfield Heath | Charlwood | TQ 2716 3995 | | | TQ 2739 (1960) | | | |
| Leopold Road | Ifield | TQ 261 366 | | Sussex III.12 (1910, 1932, 1946) | | | | |
| Ley Lodge | Worth | TQ 3129 3766 | | | TQ 3137 (1961) | | | |
| Leyhouse Farm | Worth | TQ 3131 3753 | | | TQ 3137 (1961) | | | See Layhouse Farm |
| Leyhouse Farm Bungalow | Worth | TQ 3124 3752 | | | TQ 3137 (1961) | | | |
| Leyhouse Wood | Worth | TQ 312 371 | | | TQ 3137 (1961) | | | See Layhouse Wood |
| Lime Cottages | Crawley | | | | | CI: 208-212 (1901) | | |
| Lime Trees, Balcombe Road | Worth | TQ 2979 3625 | | | TQ 2936 (1961) | | | |
| Limes, The 53 The, Brighton Road | Ifield | TQ 3585 2666 | | | | IS: 3 (1901) | | |
| Limes, The, London Road | Ifield | TQ 2699 3880 | | | TQ 2638NE (1960) | | 1899, 1951 | |
| Linden Cottage, Worth Park Avenue | Worth | TQ 2932 3735 | | | TQ 2937 (1960) | | | |
| Linfield Cottages, London Road | Ifield | TQ 2699 3877 | | | TQ 2638NE (1960) | | | |
| Lingmell, Goffs Park Road | Ifield | TQ 26 359 | | | | IS: 6 (1901) | 1951 | |
| Lion Villa, London Road | Ifield | TQ 2693 3790 | | | TQ 2637NE (1959) | | 1951 | |
| Lion's Farm | Ifield | TQ 249 366 | 1813-1825 | Sussex III.11 (1910) | | | | See Tudor Oak & The Craigan |
| Little Balgair | Ifield | TQ 259 383 | | Sussex III.8 (1937, 1946) | | | | See The Oaks |
| Little Bewbush | Lower Beeding | TQ 232 359 | 1813-1824 | | | | | |
| Little Bewbush, Horsham Road | Lower Beeding | TQ 2492 3499 | | | TQ 2434 (1966) | | | |
| Little Blackwater | Worth | TQ 290 361 | | Sussex IV.9 (1874, 1897, 1911) | | | | |
| Little Bonnicks | Ifield | TQ 227 382 | 1813-1819 | | | | | |
| Little Buckswood | Ifield | TQ 257 356 | | Sussex III.15 (1897) | | | | See Little Buckswood Farm |
| Little Buckswood Farm | Ifield | TQ 2574 3569 | | Sussex III.15 (1897, 1911, 1932) | TQ 2535 (1966) | | 1951 | See Little Bukswood |
| Little Coldharbour | Worth | TQ 323 349 | 1813-1820 | | | | | |
| Little Copse | Newdigate | TQ 202 385 | | Surrey XLI.9 (1915) | | | | |
| Little Dell, London Road | Charlwood | TQ 2677 3917 | | | TQ 2639 (1960) | | | |
| Little Gables, Ifield Road | Ifield | TQ 2589 3673 | | | TQ 2536 (1966)TQ 2536NE (1960) | | | |
| Little Moat House, Balcombe Road | Worth | TQ 2965 3745 | | | TQ 2937 (1960) | | | |
| Little Oaks, Green Lane | Worth | TQ 2740 3770 | | | TQ 2737NW (1959) | | | |
| Little Paddocks | Ifield | TQ 254 375 | | Sussex III.11 (1932) | | | | |
| Little Radford Farm | Worth | TQ 290 395 | | Sussex IV.1 (1898, 1910, 1932) | | | | |
| Little Rowley | Charlwood | TQ 2781 3994 | | | TQ 2739 (1960) | | | |
| Little Summersvere | Worth | TQ 284 390 | | Sussex IV.5 (1897, 1910) | | | | See The Chantry |
| Little Tackers, Horsham Road | Ifield | TQ 259 360 | | | | | 1951 | See Tackers? |
| Little Whitehall | Ifield | TQ 2413 3617 | | | TQ 2436 (1966) | | | |
| Little Wildgoose Wood | West Hoathly | TQ 351 347 | | Sussex IV.15 (1897) | | | | |
| Littlepark Farm | Ifield | TQ 240 395 | | Sussex III.3 (1898, 1910) | | | | |
| Lodge Oakfield, The, Balcombe Road | Worth | TQ 2972 3706 | | | TQ 2937 (1960) | | | |
| Lodge Wood | Worth | TQ 326 355 | | Sussex IV.14 (1910) | | | | |
| Lodge, The, Ifield Wood | Ifield | TQ 2350 3788 | | | TQ 2337 (1974) | | | |
| Lodge, The, Lowfield Heath | Charlwood | TQ 2665 3998 | | | TQ 2639 (1960) | | | |
| London House, 6-10 High Street | Ifield | TQ 2674 3641 | | | | | | Demolished 2002 |
| London Road | Ifield | TQ 270 384 | | Sussex III.8 (1913, 1937, 1946) | | | | |
| London Road | Ifield/Crawley | TQ 268 374 | | Sussex III.12 (1910, 1932, 1946) | | | | |
| Long Bridge | Charlwood/Horley | TQ 275 425 | | Surrey XLI.4 (1896, 1913) | | | | |
| Long Copse | Ifield | TQ 251 355 | | Sussex III.15 (1897, 1911, 1932) | | | | |
| Long Copse | Worth | | | Sussex IV.5 (1897, 1910) | | | | |
| Long Wood | Worth | TQ 282 352 | | Sussex III.16 (1897, 1910, 1932, 1946) | | | | |
| Longshott Farm | Horley | TQ 292 433 | | Surrey XLI.4 (1896, 1913) | | | | |
| Longthorpe, Goffs Park Road | Ifield | TQ 26 359 | | | | | 1951 | |
| Lonsdale, Povey Cross Road | Charlwood | TQ 2721 4089 | | | TQ 2740 (1966) | | | |
| Loppets | Worth | TQ 280 353 | | Sussex III.16 (1910, 1932, 1946) | | | | |
| Lovell Cottage, Church Road, Lowfield Heath | Charlwood | TQ 2740 4014 | | | TQ 2740 (1966) | | | |
| Lovell Cottages, London Road | Charlwood | TQ 272 398 | | | | | 1951 | |
| Lovell Heath Lodge | Charlwood | TQ 272 404 | | Surrey XLI.7 (1896) | | | | See Lowfield House |
| Lovell House Lodge, London Road | Charlwood | TQ 2718 3986 | | | | | 1951 | |
| Lovell House, London Road | Charlwood | TQ 2731 3977 | | Surrey XLI.12 (1898, 1913) | TQ 2739 (1960) (1951) | | | |
| Lower Barn, Rusper Road | Ifield | TQ 2390 3728 | | Sussex III.11 (1910, 1932) | TQ 2337 (1974) | | | |
| Lower Prestwood | Ifield | TQ 232 388 | | | | | | |
| Lower Prestwood Farm | Ifield | TQ 231 387 | | Sussex III.6 (1897) | | | | |
| Lower Tilgate | Worth | TQ 278 346 | | Sussex III.16 (1897, 1910, 1932, 1946) | | | | |
| Lowfeld Heath | Charlwood | TQ 273 401 | | Surrey XLI.12 (1898, 1913) | | | | |
| Lowfield Apiary, London Road | Crawley | TQ 2704 3892? | | | | | 1951 | |
| Lowfield Heath | Charlwood | TQ 267 397 | 1813-1819 | Surrey XLI.11 (1897, 1913) | | | | |
| Lowfield Heath - Church Room | Charlwood | TQ 2728 4020 | | Surrey XLI.12 (1913) | | | 1951 | |
| Lowfield Heath - Police House | Charlwood | TQ 2716 3997 | | | TQ 2739 (1960) | | | |
| Lowfield Heath - Smithy | Charlwood | TQ 272 401 | | Surrey XLI.12 (1913) | | | | |
| Lowfield Heath - St Michaels Church | Charlwood | TQ 2742 4010 | | Surrey XLI.12 (1898, 1913) | TQ 2740 (1966) | | | |
| Lowfield Heath - Windmill, London Road | Charlwood | TQ 2704 3984 | | Surrey XLI.11 (1897, 1913) | TQ 2739 (1960) | | | Disused 1913 |
| Lowfield Heath British Legion Club, Lowfield Heath Road | Charlwood | TQ 2708 4003 | | | TQ 2740 (1966) | | | |
| Lowfield Heath Road | Charlwood | TQ 2700 4004 | | | TQ 2740 (1966) | | | |
| Lowfield Heath Village Hall, Church Road, Lowfield Heath | Charlwood | TQ 2747 4015 | | | TQ 2740 (1966) | | | |
| Lowfield House | Charlwood | TQ 272 404 | | Surrey XLI.7 (1913) | | | | See Lovell Heath Lodge |
| Lowfield Nurseries | Charlwood | TQ 267 396 | | Surrey XLI.11 (1897, 1913) | TQ 2639 (1960) | | 1951 | J Cheal & Sons (1951) |
| Lowfield Place Bungalow, Lowfield Heath | Charlwood | TQ 2661 3997 | | | TQ 2639 (1960) | | | |
| Lowfield Place, Lowfield Heath Road, Lowfield Heath | Charlwood | TQ 2670 4006 | | | TQ 2640 (1966) | | | |
| Lowfield Stores / Post Office | Charlwood | TQ 2730 4012 | | | TQ 2740 (1966) | | 1951 | |
| Lowfieldheath | Ifield | TQ 266 389 | | Sussex III.8 (1897) | | | | |
| Lulworth, London Road | Crawley | TQ 2693 3760 | | | TQ 2637NE (1959) | | 1951 | |
| Lusyd, Brighton Road | Ifield | TQ 2676 3601? | | | | | 1951 | |
| Lyans, Rusper Road | Ifield | TQ 2442 3667 | | | TQ 2436 (1966) | | | |
| Lyndhurst, London Road | Charlwood | TQ 2712 3953 | | | TQ 2739 (1960) | | | See Hydehurst Cottages |
| Lynnmoor, Horsham Road | Ifield | TQ 2554 3550 | | | TQ 2535 (1966) | | | |
| Lynton Villa, Albany Road | Ifield | TQ 2630 3652 | | | TQ 2636NW (1960) | | 1951 | |
| Lynton, London Road | Crawley | TQ 2696 3782 | | | TQ 2637NE (1959) | | | Previously Mawgan? |
| Lynton, Woolborough Lane | Worth | TQ 2801 3799 | | | TQ 2837 (1960) | | | |