| 101 | 39 and 41, Market PlaceDL12 8NE | Grade II |
| 102 | 40, GalgateDL12 8BH | Grade II |
| 103 | 40, Horse MarketDL12 8NA | Grade II |
| 104 | 41, NewgateDL12 8NJ | Grade II |
| 105 | 42 and 42a, Horse MarketDL12 8NA | Grade II |
| 106 | 42 and 44, NewgateDL12 8NJ | Grade II |
| 107 | 52 and 52a, GalgateDL12 8EZ | Grade II |
| 108 | 53, GalgateDL12 8EN | Grade II |
| 109 | 54, GalgateDL12 8EZ | Grade II |
| 110 | 55, GalgateDL12 8EN | Grade II |
| 111 | 57, GalgateDL12 8EN | Grade II |
| 112 | 59 and 59a, GalgateDL12 8EN | Grade II |
| 113 | 5 and 7, Market PlaceDL12 8NF | Grade II |
| 114 | 5, GalgateDL12 8EQ | Grade II |
| 115 | 5, NewgateDL12 8NQ | Grade II |
| 116 | 60, NewgateDL12 8NJ | Grade II |
| 117 | 61 and 63, GalgateDL12 8EN | Grade II |
| 118 | 6, 6a and 6b, GalgateDL12 8BE | Grade II |
| 119 | 6, NewgateDL12 8NF | Grade II |
| 120 | 6, the BankDL12 8PH | Grade II |
| 121 | 7-17, King StreetDL12 8EP | Grade II |
| 122 | 74, GalgateDL12 8EN | Grade II |
| 123 | 7a, NewgateDL12 8NQ | Grade II |
| 124 | 7, NewgateDL12 8NQ | Grade II |
| 125 | 7, the BankDL12 8PH | Grade II |
| 126 | 8. 10 and 10a, GalgateDL12 8BG | Grade II |
| 127 | 82, 82a and 82b, GalgateDL12 8BJ | Grade II |
| 128 | 8a, ThorngateDL12 8PY | Grade II |
| 129 | 8, the BankDL12 8PH | Grade II |
| 130 | 9, 11 and 11a, GalgateDL12 8EQ | Grade II |
| 131 | 9, 11 and 13, Market PlaceDL12 8NF | Grade II |
| 132 | 9, the BankDL12 8PH | Grade II |
| 133 | Baliol Street Name Plate Numbers 56 and 58 and Attached Stone Baliol Street Name Plate and Yard WallDL12 8EZ | Grade II |
| 134 | Bank CottageDL12 8PN | Grade II |
| 135 | Barclays Bank Barclay's Bank and Attached WallsDL12 8NF | Grade II |
| 136 | Barn and Attached Wall at Spring LodgeDL12 8NW | Grade II |
| 137 | Barnard Castle SchoolDL12 8UN | Grade II |
| 138 | Basin to South of Bowes MuseumDL12 8NP | Grade II |
| 139 | Black Horse Public HouseDL12 8NQ | Grade II |
| 140 | Blue Bell Public HouseDL12 8PY | Grade II |
| 141 | Boundary Wall to Bowes Museum North, East and South Boundary Wall to Bowes Museum with North Piers and GatesDL12 8UN | Grade II |
| 142 | Bowling Club Pavilion Approximately 70 Metres to East of Bowes MuseumDL12 8NP | Grade II |
| 143 | Bridge End House with Adjacent Coach House and Yard WallsDL12 9BN | Grade II |
| 144 | Byres and Sheds to Demesnes MillDL12 8PE | Grade II |
| 145 | Charlton House and Attached Rear Wall Charlton House, ThorngateDL12 8PY | Grade II |
| 146 | Cholera Monument Approximately 30 Metres South of Church of St MaryDL12 8NT | Grade II |
| 147 | Coach and Horses Public HouseDL12 8BG | Grade II |
| 148 | Commercial HotelDL12 8BG | Grade II |
| 149 | Congregational Church and Sunday SchoolDL12 8JL | Grade II |
| 150 | Cricketers' Arms Public HouseDL12 8BH | Grade II |