Gallia County, Ohio

Founding: 1803
Parent county: Washington

Named for: The country of France, whose Latin name is Gallia
Seat: Gallipolis (1803–)

Land area: 467 square miles

Population (2020): 29,220

Population (historic): 4,181 (1810); 17,063 (1850); 28,124 (1880); 27,918 (1900); 23,050 (1930)

Periods of population growth: pre-1810–1880; 1890s; 1930s; 1950s; 1970–2000

Subdivisions: Six villages; one CDP; 15 townships

Pre-1940 residences (estimated): 1,731 (12.5%)
Pre-1940 housing survival rate: 37.1%
Pre-1860 housing survival rate (1940): 12.4%

Farm housing in disrepair (1950): 13.3%

Nonfarm housing in disrepair (1950): 10.8%
Average farmhouse value (1930): $725
Average outbuilding value (1930): $471
Average farmhouse size (1940): 5.5 rooms
Number of farms (1920): 2,963
Average farm size (1920): 66.5 acres
Sources of settlement: Virginia, Pennsylvania, Wales, and Germany
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Gallipolis

Namesake: A Latin–Greek neologism meaning "French city"

Founding: 1790 (platting); 1794 (post office); 1804 (incorporation)

Population (2020): 3,313

Population (historic): 1,413 (1840); 3,418 (1860); 4,400 (1880); 5,432 (1900); 7,106 (1930)

Periods of population growth: pre-1840–1960
Pre-1940 residences (estimated): 607 (35.1%)
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Outstanding Buildings

1. David Berry House (c. 1835). 4743 State Route 7. Addison. Greek Revival.
2. House (c. 1875). State Route 7, south of Burdette Road. Clay. Italianate.
3. John McCormick Farm (c. 1850). 310 Centenary Road. Green. Greek Revival.
4. William Allison House (c. 1835). 3412 Northup Road. Green. Razed.
5. James Hannan House (c. 1840). Hannan Trace Road, north of State Route 7. Ohio. Greek Revival. Razed.
6. Nehemiah Wood Farm (c. 1820). 791 Farmview Road. Raccoon.
7. Henry Rickabaugh House (c. 1850). Holcomb Hollow Road and Jordan Road. Raccoon. Greek Revival. Razed.
8. House (1892). Lake Drive. Raccoon. Eastlake.
9. William Bray Farm (c. 1835). 1065 Fairview Road. Springfield.
10. August Vollborn Farm (c. 1830). 1395 Harrisburg Road. Springfield.
11. Peter Jackson Farm (c. 1830). 1232 Mount Olive Road. Springfield.
12. Jacob Kountz Farm (c. 1825). 4197 State Route 850. Springfield.

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