Franklin County, Missouri

Founding: 1819
Parent county: St. Louis

Namesake: Benjamin Franklin, Founding Father
Seat: Newport (1818–1827); Union (1827–)

Land area: 923 square miles

Population (2020): 104,682

Population (historic): 2,379 (1820); 11,021 (1850); 30,098 (1870); 30,581 (1900); 30,519 (1930)

Periods of population growth: pre-1820–1870; 1880–1900; 1920–2020

Subdivisions: Eight cities; four villages; two CDPs; ten townships

Pre-1940 residences (estimated): 4,350 (9.8%)
Pre-1940 housing survival rate: 47.3%
Pre-1860 housing survival rate (1940): 9.4%

Farm housing in disrepair (1950): 8.8%

Nonfarm housing in disrepair (1950): 6.8%

Average farmhouse value (1930): $1,263
Average outbuilding value (1930): $955

Average farmhouse size (1940): 4.9 rooms
Number of farms (1920): 3,845
Average farm size (1920): 75.6 acres
Sources of settlement: Germany, Virginia, and Kentucky

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Union

Namesake: A traditional name

Founding: 1826 (platting); 1827 (post office); 1848 (incorporation)

Population (2020): 12,348

Population (historic): 402 (1880); 744 (1900); 2,143 (1930)

Periods of population growth: pre-1880–1930; 1940–1970; 1990–2020
Pre-1940 residences (estimated): 349 (7.6%)

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Outstanding Buildings

1. Gustav Grauer Log House (1866). 120 Cremins Road. Boles.
2. James North House (c. 1819/1855). 2733 Road T. Boles.
3. St. Paul's Evangelical Church (1886). Old US Highway 50, north of US Highway 50. Boone. Razed.
4. Wilhelm Pelster House-Barn (c. 1860). Cedar Fork Road, east of Buffalo Ridge Road. Lyon.
5. Ebenezer Lutheran Church (1896). 9100 Road YY. Lyon. Romanesque.
6. Christopher Twelker Farm (1871). 4749 State Route 185. Lyon.
7. Ebenezer Union Church (1863–1865). 6162 Stone Church Road. Lyon. Gothic Revival.
8. Voss House (c. 1850). 5106 Noser Mill Road. Meramec.
9. Voss Mill (c. 1850). 5106 Noser Mill Road. Meramec. Razed.
10. William Harney House (c. 1870). North Service Road, south of Elmont Road. Meramec. Razed.
11. Samuel Caldwell Farm (1882–1883). 734 Caldwell Road. St. Johns.
12. Louis Kohmueller House (c. 1878). 1380 South Lake Shore Drive. St. Johns.
13. James Ming House (c. 1865). 827 Ming Drive. St. Johns.
14. Mark O'Hara House (c. 1856). 1 South Point Place. St. Johns.
15. St. Gertrude Catholic Church (1887). 6535 Road YY. Union. Romanesque.

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