Mills County, Iowa

Founding: 1851
Parent county: Pottawattamie

Namesake: Frederick Mills, Iowa soldier
Seat: Glenwood (1851–)

Land area: 437 square miles

Population (2020): 14,484

Population (historic): 4,481 (1860); 14,137 (1880); 16,764 (1900); 15,866 (1930)

Periods of population growth: pre-1860–1900; 1920s; 1970s; 1990–2010

Subdivisions: Seven cities; one CDP; 13 townships

National Register listings: Six

Pre-1940 residences (estimated): 1,778 (29%)
Pre-1940 housing survival rate: 47.8%
Pre-1860 housing survival rate (1940): 4.3%

Farm housing in disrepair (1950): 3.4%

Nonfarm housing in disrepair (1950): 5.4%

Average farmhouse value (1930): $2,205
Average outbuilding value (1930): $1,983
Average farmhouse size (1940): 6.1 rooms
Number of farms (1920): 1,571
Average farm size (1920): 140.2 acres
Sources of settlement: Iowa, Ohio, Illinois, Indiana, Missouri, Pennsylvania, New York, and Germany
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Glenwood

Namesake: Uncertain—likely a descriptive name

Founding: 1848 (platting as Coonville); 1853 (post office); 1857 (incorporation)

Population (2020): 5,073

Population (historic): 614 (1860); 1,793 (1880); 3,040 (1900); 4,269 (1930)

Periods of population growth: 1848–1910; 1920–1960; 1970s; 1990s
Pre-1940 residences (estimated): 436 (20.3%)
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Outstanding Buildings

1. Joseph Robbins Farm (c. 1895). 55755 370th Road. Anderson. Queen Anne.
2. William Byers House (c. 1905). 50849 380th Road. Anderson. Queen Anne.
3. Millard Dilley Farm (c. 1875). 51802 397th Road. Anderson. Italianate.
4. Charles Reasoner Farm (c. 1895). 59641 Kidd Road. Center. Queen Anne.
5. *Knight House (c. 1905). 1404 Sharp Street. Glenwood. Eastlake.
6. Joseph Wearin Farm (c. 1930). 57966 350th Road. Indian Creek. Georgian Revival.
7. Thomas Grazelton Farm (c. 1920). 60755 360th Road. Indian Creek. Craftsman.
8. Coloma Hyde Farm (c. 1880). 34276 US Highway 34. Indian Creek. Italianate.
9. Saar Farm (c. 1910). 52230 221st Road. Oak. Classical Revival.
10. Claus Schoening Farm (c. 1885). 53432 260th Road. Oak. Gothic Revival.
11. James Strahan House (c. 1875). 1410 Marion Avenue. Silver Creek. Italianate.
12. Tacie Craig Farm (c. 1875). 66137 310th Road. White Cloud. Italianate.