Allegany County, New York

Founding: 1806
Parent county: Genesee

Namesake: The Allegheny Mountains
Seat: Angelica (1806–1859); Belmont (1859–)

Land area: 1,029 square miles

Population (2020): 46,456

Population (historic): 1,942 (1810); 40,975 (1840); 40,814 (1870); 41,501 (1900); 38,025 (1930)

Periods of population growth: pre-1810–1840; 1850s; 1870–1890; 1920–1980

Subdivisions: Ten villages; seven CDPs; 29 towns

Pre-1940 residences (estimated): 8,545 (32.4%)
Pre-1940 housing survival rate: 75.1%
Pre-1860 housing survival rate (1940): 23.2%

Farm housing in disrepair (1950): 11.6%

Nonfarm housing in disrepair (1950): 7.1%

Average farmhouse value (1930): $1,479
Average outbuilding value (1930): $1,561
Average farmhouse size (1940): 7.8 rooms
Number of farms (1920): 4,405
Average farm size (1920): 75.3 acres
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Belmont

Namesake: A traditional name

Founding: 1830s (founding as Philipsville); 1838 (post office); 1871 (incorporation)

Population (2020): 856

Population (historic): 795 (1870); 950 (1890); 1,094 (1910); 1,085 (1930)

Periods of population growth: pre-1870–1900; 1920–1950
Pre-1940 residences (estimated): 271 (63.9%)
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Outstanding Buildings

1. Farm (c. 1880). 1223 McHenry Valley Road. Almond. Eastlake.
2. Moses Van Campen House (c. 1809). 4690 Birdsall Road. Angelica. Federal.
3. Belvidere / John Church Estate (1804). 6142 Gibson Hill Road. Angelica. Federal.
4. Allegany County Infirmary (1924). 4383 Karr Valley Road. Angelica. Prairie.
5. Handy Bellamy House (c. 1870). 5738 Old State Road. Angelica. Italianate.
6. House (c. 1885). 6574 Phillips Hill Road. Bolivar. Eastlake.
7. Benjamin Kidd Farm (c. 1835/1855). 9918 Arkport–Canaseraga Road. Burns. Greek Revival.
8. House (c. 1885). 8999 Jackson Hill Road. Cuba. Stick.
9. Carter Morgan Farm (c. 1875). 9305 Jackson Hill Road. Cuba. Italianate.
10. House (c. 1890). 9140 East Main Road. Cuba. Queen Anne.
11. Simon Babcock House (c. 1820). 7462 Cuba–Friendship Road. Friendship. Federal.

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