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

National Register listings: 46

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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Outstanding Buildings

1. Smith House (c. 1860). 3607 Front Street. Ashland. Italianate.
2. Joseph Livesay House (c. 1860). 84 Sing-Sing Road. Big Flats. Italianate.
3. *John McDowell House (1838). 1450 County Road 60. Chemung. Greek Revival.
4. *Hovey Everett House (1827). 1594 County Road 60. Chemung. Greek Revival.
5. William Hillman House (c. 1885). 1659 Wilwana Road. Chemung. Eastlake.
6. *Quarry Farm / Langdon–Crane House (c. 1865/1900). 131 Crane Road. Elmira. Eclectic.
7. Orange Dale / John Wanamaker House (c. 1855). 1026 Sing-Sing Road. Horseheads. Gothic Revival.
8. House (c. 1890). 1101 Maple Avenue. Southport. Queen Anne.
9. *Abraham Miller House (c. 1790). 1108 Maple Avenue. Southport. Federal.
10. John Beckwith House (c. 1840). 1540 Maple Avenue. Southport. Greek Revival.
11. House (c. 1895). 1317 Pennsylvania Road. Southport. Queen Anne.
12. *House (c. 1880). 1608 Pennsylvania Road. Southport. Eastlake.
13. Asher Frost House (c. 1840). 675 Middle Road. Veteran. Greek Revival.