| 1 | Church of Saint Peter and Saint PaulLN7 6UG | Grade I |
| 2 | Roman WallLN7 6UX | Grade I |
| 3 | 10, Market PlaceLN7 6TW | Grade II |
| 4 | 10, South StreetLN7 6TW | Grade II |
| 5 | 12, Market PlaceLN7 6TW | Grade II |
| 6 | 1,5,7,9, HorsemarketLN7 6UP | Grade II |
| 7 | 15, South StreetLN7 6UB | Grade II |
| 8 | 17, South StreetLN7 6UB | Grade II |
| 9 | 18, High StreetLN7 6QF | Grade II |
| 10 | 1, Market PlaceLN7 6QE | Grade II |
| 11 | 1, North Kelsey RoadLN7 6QG | Grade II |
| 12 | 20, Market PlaceLN7 6TU | Grade II |
| 13 | 22, South StreetLN7 6TR | Grade II |
| 14 | 23a, South StreetLN7 6UB | Grade II |
| 15 | 23b, South StreetLN7 6UD | Grade II |
| 16 | 24 and 26, South StreetLN7 6UB | Grade II |
| 17 | 24, Market PlaceLN7 6TU | Grade II |
| 18 | 28, South StreetLN7 6UB | Grade II |
| 19 | 2, Market PlaceLN7 6TJ | Grade II |
| 20 | 30, South StreetLN7 6UB | Grade II |
| 21 | 32, South StreetLN7 6UD | Grade II |
| 22 | 3 and 4, Market PlaceLN7 6TJ | Grade II |
| 23 | 3 and 5, Grimsby RoadLN7 6TY | Grade II |
| 24 | 5 and 5a, Market PlaceLN7 6TJ | Grade II |
| 25 | 6 and 8, South StreetLN7 6TJ | Grade II |
| 26 | 7, Grimsby RoadLN7 6TY | Grade II |
| 27 | 8 and 9, Market PlaceLN7 6TJ | Grade II |
| 28 | 8, Plough HillLN7 6UT | Grade II |
| 29 | 9, Church StreetLN7 6UG | Grade II |
| 30 | Caistor Grammar School Old BuildingLN7 6UG | Grade II |
| 31 | Caistor House No 19LN7 6TR | Grade II |
| 32 | Caistor Methodist ChapelLN7 6UF | Grade II |
| 33 | Caistor Primary School and School HouseLN7 6LY | Grade II |
| 34 | Caistor School LibraryLN7 6UN | Grade II |
| 35 | Caistor War MemorialLN7 6UB | Grade II |
| 36 | Former Red LionLN7 6QE | Grade II |
| 37 | Former Trustee Savings BankLN7 6QE | Grade II |
| 38 | House and Garage in Garden of No 24 Holly HouseLN7 6UN | Grade II |
| 39 | No 25 the Post OfficeLN7 6TU | Grade II |
| 40 | No 2 Hestcroft HouseLN7 6UG | Grade II |
| 41 | No 2, the White HouseLN7 6TR | Grade II |
| 42 | No 4 Hill HouseLN7 6TR | Grade II |
| 43 | Nos 11-13 Beauclerk HouseLN7 6HS | Grade II |
| 44 | Number 24 Holly House Entrance Piers and GatesLN7 6QF | Grade II |
| 45 | Numbers 3-7, Church StreetLN7 6UG | Grade II |
| 46 | Paradise Cottage West and Paradise Cottage EastLN7 6UG | Grade II |
| 47 | PumpLN7 6TW | Grade II |
| 48 | Rest, Hobbits Rest, Moss BankLN7 6UR | Grade II |
| 49 | The CausewayLN7 6UT | Grade II |
| 50 | The Old VicarageLN7 6UG | Grade II |