| Name | Styles | Significance | Periods |
|---|
Capt. John McGilvery House (E. Main St.) | Second Empire | architecture, commerce | 1850-1874 |
Capt. John P. Nichols House (US 1) | Colonial Revival, Italianate | architecture | 1850-1874 |
Capt. William McGilvery House (E. Main St.) | Second Empire | architecture, industry | 1850-1874 |
Carver Memorial Library (Jct. of Union and Mortland Sts., NE corner) | Tudor Revival, Classical Revival | architecture, education | 1900-1924, 1925-1949 |
College Club Inn (190 W. Main St.) | Greek Revival, Federal | commerce | 1900-1924, 1925-1949 |
East Main Street Historic District (US 1 between Black Rd. and Navy St.) | Second Empire, Italianate | industry, community planning and development, landscape architecture, architecture | 1875-1899, 1850-1874, 1900-1924 |
James G. Pendleton House (81 W. Main St.) | Italianate | commerce, architecture | 1875-1899, 1900-1924, 1850-1874 |
Mortland Family Farm (E side Mortland Rd. N of Searsport) | Greek Revival | architecture, agriculture | 1925-1949, 1900-1924, 1875-1899, 1850-1874, 1825-1849 |
Penobscot Marine Museum (Boundary Increase) (Church St.) | Federal | architecture | 1825-1849 |
Searsport Historic District (Main St.) | Other, Italianate, Greek Revival | commerce, architecture, industry | 1850-1874, 1875-1899, 1825-1849 |
Union Hall (3 Reservoir St.) | Italianate | architecture | 1850-1874 |
Union School (Mt. Ephraim Rd. E side, 0.2 mi. N of jct. with US 1) | Italianate | education, architecture | 1850-1874, 1925-1949, 1875-1899, 1900-1924 |