Chemung County, New York

Founding: 1836
Parent county: Tioga

Namesake: The Chemung River
Seat: Elmira (1836–)

Land area: 407 square miles

Population (2020): 84,148 

Population (historic): 20,732 (1840); 26,917 (1860); 43,065 (1880); 54,063 (1900); 74,680 (1930)

Periods of population growth: pre-1840–1850; 1860–1930; 1940–1970

Subdivisions: One city; four villages; eight CDPs; 11 towns

Pre-1940 residences (estimated): 13,906 (35.8%)
Pre-1940 housing survival rate: 65.9%
Pre-1860 housing survival rate (1940): 24.6%

Farm housing in disrepair (1950): 10.6%

Nonfarm housing in disrepair (1950): 4.3%

Average farmhouse value (1930): $1,987
Average outbuilding value (1930): $1,849
Average farmhouse size (1940): 7.3 rooms
Number of farms (1920): 1,945
Average farm size (1920): 77.3 acres
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Elmira

Namesake: Unknown

Founding: circa 1790 (founding as Newtown); 1800 (post office)

Population (2020): 26,523

Population (historic): 15,863 (1870); 30,893 (1890); 37,176 (1910); 47,397 (1930)

Periods of population growth: pre-1870–1930; 1940s
Pre-1940 residences (estimated): 7,532 (62.2%)
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