- Harper's Wood
- 428 UPPER ROUND POND ROAD, Bristol, ME, 04539
- Harriet Bird (Sheepscot) Club House
- 619 Sheepscot Rd, Newcastle
- Hauck/Bailey Building
- 1164 Main Street, Waldoboro, Maine
- Healthy Kids
- 15 Belvedere Rd. , Damariscotta, ME, 04543
- Hearty Roots Campus
- 361 Fogler Road, Bremen
- Hendricks Hill Museum
- 419 Hendricks Hill Road, Southport, ME, 04576
- Hidden Valley Nature Center
- 131 Egypt Road, Jefferson, ME
- Historic Church
- 1211 Main Road, Westport Island
- Historic Head Tide Church
- 17 Head Tide Church Road, Alna, Maine, 04535
- Historic New England
- 2 Lee Street, Wiscasset, Maine, 04578
