Lucas County, Ohio

Founding: 1835
Parent counties: Henry and Wood

Namesake: Robert Lucas, Ohio governor
Seats: Maumee (1835–1854); Toledo (1854–)

Land area: 341 square miles

Population (2020): 431,279

Population (historic): 9,382 (1840); 25,831 (1860); 67,377 (1880); 153,559 (1900); 347,709 (1930)

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

Subdivisions: Five cities; six villages; two CDPs; 11 townships

National Register listings: 102

Pre-1940 residences (estimated): 54,680 (27%)
Pre-1940 housing survival rate: 52%
Pre-1860 housing survival rate (1940): 19.7%

Farm housing in disrepair (1950): 14.2%

Nonfarm housing in disrepair (1950): 4.3%

Average farmhouse value (1930): $2,141
Average outbuilding value (1930): $1,828
Average farmhouse size (1940): 6.2 rooms
Number of farms (1920): 2,744
Average farm size (1920): 46.3 acres
Sources of settlement: Germany, New York, Pennsylvania, and Ireland
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Toledo

Namesake: Toledo, Spain

Founding: 1833 (platting)

Population (2020): 270,871

Population (historic): 1,222 (1840); 50,137 (1880); 131,822 (1900); 290,718 (1930)

Periods of population growth: 1833–1930; 1940–1970

Pre-1940 residences (estimated): 47,086 (34.1%)
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Outstanding Buildings

1. Henry Miller House (c. 1860). 3815 Dorr Street. Adams. Italianate.
2. *Conrad Coder House (c. 1855). 7550 Monclova Road. Monclova. Greek Revival.
3. Horace Treadway Farm (c. 1905). 13929 Sylvania–Metamora Road. Richfield. Eclectic.
4. Nicklaus Weider House (c. 1880). 12141 Frankfort Road. Spencer.
5. Immaculate Conception Catholic Church (1925). 1750 North Raab Road. Spencer. Romanesque.
6. Jacob Brindley House (c. 1855). 2060 Scott Road. Swanton. Greek Revival.
7. *Liberty Haskins House (1878). 625 Canal Road. Waterville. Italianate.
8. *Charles Berger House (1877). 8507 Dutch Road. Waterville. Italianate.
9. *John Isham House (1853). 8460 South River Road. Waterville. Greek Revival.
10. George Spade Log House (c. 1855). 7450 Finzel Road. Waterville.