Clinton County, Pennsylvania

Founding: 1839
Parent counties: Centre and Lycoming

Namesake: DeWitt Clinton, New York politician
Seat: Lock Haven (1839–)

Land area: 888 square miles

Population (2020): 37,450

Population (historic): 8,323 (1840); 17,723 (1860); 26,278 (1880); 29,197 (1900); 32,319 (1930)

Periods of population growth: pre-1840–1920; 1930–1980; 1990–2010

Subdivisions: One city; seven boroughs; six CDPs; 21 townships

Pre-1940 residences (estimated): 4,787 (24.9%)
Pre-1940 housing survival rate: 60.1%
Pre-1860 housing survival rate (1940): 23%

Farm housing in disrepair (1950): 8.9%

Nonfarm housing in disrepair (1950): 6.7%
Average farmhouse value (1930): $1,517
Average outbuilding value (1930): $1,478
Average farmhouse size (1940): 6.9 rooms
Number of farms (1920): 1,065
Average farm size (1920): 56.8 acres
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Lock Haven

Namesake: Unclear

Founding: 1833 (platting); 1839 (post office); 1844 (incorporation)

Population (2020): 8,108

Population (historic): 830 (1850); 6,986 (1870); 7,358 (1890); 7,772 (1910); 9,668 (1930)

Periods of population growth: pre-1850–1870; 1880s; 1900–1960; 2000s
Pre-1940 residences (estimated): 1,277 (32.1%)
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