LHD boundaries as described are approximate and subject to change. Consult the LHD Study Report on file with the relevant local district commission or municipal authority to verify district boundaries and whether a specific property, particularly one in proximity of a boundary line, is within the district. Also note that LHD boundaries may differ from those of State or National Register Districts.
| Address | Property Name |
|---|---|
| 55 Park Street, Guilford, CT | Jedidiah Lathrop House |
| 67 Park Street, Guilford, CT | Library |
| 1 State Street, Guilford, CT | Samuel Eliot House |
| 7 State Street, Guilford, CT | Friend Collins House |
| 15 State Street, Guilford, CT | John Davis House |
| 22 State Street, Guilford, CT | n/a |
| 32 State Street, Guilford, CT | C. Norton House |
| 35 State Street, Guilford, CT | Chloe Munger House |
| 36 State Street, Guilford, CT | Blacksmith Shop |
| 40 State Street, Guilford, CT | n/a |
| 48 State Street, Guilford, CT | Nathaniel Hall House |
| 49 State Street, Guilford, CT | Henry B. Beckwith House |
| 55 State Street, Guilford, CT | n/a |
| 58 State Street, Guilford, CT | n/a |
| 62 State Street, Guilford, CT | Samuel Johnson House |
| 65 State Street, Guilford, CT | n/a |
| 71 State Street, Guilford, CT | n/a |
| 72 State Street, Guilford, CT | Nathan Bradley House |
| 78 State Street, Guilford, CT | B. Hall House |
| 82 State Street, Guilford, CT | Jason Evarts House |
| 85 State Street, Guilford, CT | n/a |
| 86 State Street, Guilford, CT | Fowler House |
| 87 State Street, Guilford, CT | n/a |
| 93 State Street, Guilford, CT | n/a |
| 94 State Street, Guilford, CT | Ambrose Benton House |
| 95 State Street, Guilford, CT | n/a |
| 98 State Street, Guilford, CT | n/a |
| 101 State Street, Guilford, CT | Jabez Benton House |
| 107 State Street, Guilford, CT | Samuel and Thomas Scranton Jr. House |
| 110 State Street, Guilford, CT | Thomas Scranton Jr. House |
| 112 State Street, Guilford, CT | n/a |
| 115 State Street, Guilford, CT | n/a |
| 133 State Street, Guilford, CT | Jonathan Starr House |
| 138 State Street, Guilford, CT | Henry Kingsnorth House |
| 141 State Street, Guilford, CT | n/a |
| 149 State Street, Guilford, CT | Abraham Fowler IV House |
| 158 State Street, Guilford, CT | C.F. Leete House |
| 164 State Street, Guilford, CT | n/a |
| 167 State Street, Guilford, CT | n/a |
| 177 State Street, Guilford, CT | Eliphalet Hall III House |
| 180 State Street, Guilford, CT | William Starr Jr. House |
| 191 State Street, Guilford, CT | Jonatha Bishop Sr. House |
| 205 State Street, Guilford, CT | John Collins II House |
| 89/91 State Street, Guilford, CT | n/a |
| 1 Whitfield Street, Guilford, CT | Lydia Chittenden |
| 15 Whitfield Street, Guilford, CT | Fowler House |
| 17 Whitfield Street, Guilford, CT | Fowler Store, Christian Science Reading |
| 21 Whitfield Street, Guilford, CT | Dan Collins House |
| 25 Whitfield Street, Guilford, CT | Henry Hale Store |
| 29 Whitfield Street, Guilford, CT | Henry Hale House |