| 411 Birch Court, Howlands, Welwyn Garden City, Welwyn Garden City | - | 63 m² | - |
| Flat 301 Birch Court, Howlands, Welwyn Garden City | - | 24 m² | - |
| Flat 302 Birch Court, Howlands, Welwyn Garden City | - | 36 m² | - |
| Flat 303 Birch Court, Howlands, Welwyn Garden City | - | 36 m² | - |
| Flat 304, Birch Court, Howlands, Welwyn Garden City | - | 36 m² | - |
| Flat 305 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 306 Birch Court, Howlands, Welwyn Garden City | - | 26 m² | - |
| Flat 307 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 308, Birch Court, Howlands, Welwyn Garden City | - | 44 m² | - |
| Flat 309 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 311 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 312 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 313, Birch Court, Howlands, Welwyn Garden City | - | 36 m² | - |
| Flat 314 Birch Court, Howlands, Welwyn Garden City | - | 35 m² | - |
| Flat 315 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 316 Birch Court, Howlands, Welwyn Garden City | - | 62 m² | - |
| Flat 317 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 318, Birch Court, Howlands, Welwyn Garden City | - | 62 m² | - |
| Flat 320 Birch Court, Howlands, Welwyn Garden City | - | 47 m² | - |
| Flat 321, Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 322 Birch Court, Howlands, Welwyn Garden City | - | 69 m² | - |
| Flat 323 Birch Court, Howlands, Welwyn Garden City | - | 24 m² | - |
| Flat 324, Birch Court, Howlands, Welwyn Garden City | - | 44 m² | - |
| Flat 325 Birch Court, Howlands, Welwyn Garden City | - | 62 m² | - |
| Flat 327 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 328 Birch Court, Howlands, Welwyn Garden City | - | 27 m² | - |
| Flat 329 Birch Court, Howlands, Welwyn Garden City | - | 27 m² | - |
| Flat 330 Birch Court, Howlands, Welwyn Garden City | - | 27 m² | - |
| Flat 331, Birch Court, Howlands, Welwyn Garden City | - | 25 m² | - |
| Flat 332 Birch Court, Howlands, Welwyn Garden City | - | 24 m² | - |
| Flat 401 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 403 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 404 Birch Court, Howlands, Welwyn Garden City | - | 36 m² | - |
| Flat 405 Birch Court, Howlands, Welwyn Garden City | - | 47 m² | - |
| Flat 406 Birch Court, Howlands, Welwyn Garden City | - | 45 m² | - |
| Flat 407, Birch Court, Howlands, Welwyn Garden City | - | 35 m² | - |
| Flat 408 Birch Court, Howlands, Welwyn Garden City | - | 56 m² | - |
| Flat 409 Birch Court, Howlands, Welwyn Garden City | - | 24 m² | - |
| Flat 410 Birch Court, Howlands, Welwyn Garden City | - | 44 m² | - |
| Flat 413 Birch Court, Howlands, Welwyn Garden City | - | 47 m² | - |
| Flat 414, Birch Court, Howlands, Welwyn Garden City | - | 25 m² | - |
| Flat 415, Birch Court, Howlands, Welwyn Garden City | - | 25 m² | - |
| Flat 416 Birch Court, Howlands, Welwyn Garden City | - | 25 m² | - |
| Flat 417 Birch Court, Howlands, Welwyn Garden City | - | 25 m² | - |
| Flat 418 Birch Court, Howlands, Welwyn Garden City | - | 24 m² | - |
| Flat 501 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 502, Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 503, Birch Court, Howlands, Welwyn Garden City | - | 35 m² | - |
| Flat 504 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 505 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 506, Birch Court, Howlands, Welwyn Garden City | - | 44 m² | - |
| Flat 507 Birch Court, Howlands, Welwyn Garden City | - | 46 m² | - |
| Flat 508, Birch Court, Howlands, Welwyn Garden City | - | 55 m² | - |
| Flat 509 Birch Court, Howlands, Welwyn Garden City | - | 25 m² | - |
| Flat 510, Birch Court, Howlands, Welwyn Garden City | - | 44 m² | - |
| Flat 511 Birch Court, Howlands, Welwyn Garden City | - | 62 m² | - |
| Flat 512, Birch Court, Howlands, Welwyn Garden City | - | 35 m² | - |
| Flat 513, Birch Court, Howlands, Welwyn Garden City | - | 45 m² | - |
| Flat 514 Birch Court, Howlands, Welwyn Garden City | - | 24 m² | - |
| Flat 515 Birch Court, Howlands, Welwyn Garden City | - | 25 m² | - |
| Flat 516 Birch Court, Howlands, Welwyn Garden City | - | 25 m² | - |
| Flat 517 Birch Court, Howlands, Welwyn Garden City | - | 24 m² | - |
| Flat 518 Birch Court, Howlands, Welwyn Garden City | - | 25 m² | - |
