US Census Data

Oldest housing in Iowa

Iowa counties and cities ranked by median year structure built.

This page ranks the counties and cities of Iowa by median year structure built — which have the oldest housing stock, according to the US Census Bureau's American Community Survey 5-year estimates.

Among counties, Shelby County leads at 1946.

Among cities & places, Ainsworth leads at 1938.

Counties

#NameMedian year built
1Shelby County1946
2Worth County1949
3Audubon County1950
4Page County1951
5Pocahontas County1951
6Harrison County1952
7Ida County1952
8Taylor County1952
9Fayette County1953
10Franklin County1953
11Keokuk County1953
12Adams County1954
13Cass County1954
14Greene County1954
15Hardin County1954
16Howard County1954
17Osceola County1954
18Emmet County1955
19Hamilton County1955
20Monona County1955
21Montgomery County1955
22Sac County1955
23Butler County1956
24Cherokee County1956
25Mitchell County1956
26Tama County1956
27Boone County1957
28Fremont County1957
29Palo Alto County1957
30Webster County1957
31Wright County1957
32Adair County1958
33Clinton County1958
34Des Moines County1958
35Humboldt County1958
36Marshall County1958
37Wapello County1958
38Woodbury County1958
39Cerro Gordo County1959
40Hancock County1959
41Lee County1959
42O'Brien County1959
43Calhoun County1960
44Floyd County1960
45Grundy County1960
46Winneshiek County1960
47Kossuth County1961
48Union County1961
49Winnebago County1961
50Cedar County1962
51Clayton County1962
52Louisa County1962
53Washington County1962
54Buena Vista County1963
55Crawford County1963
56Mahaska County1963
57Appanoose County1964
58Carroll County1964
59Lucas County1964
60Benton County1965
61Chickasaw County1965
62Delaware County1965
63Lyon County1965
64Black Hawk County1966
65Clay County1966
66Henry County1966
67Jasper County1966
68Jackson County1967
69Jefferson County1967
70Pottawattamie County1967
71Decatur County1968
72Bremer County1969
73Guthrie County1969
74Jones County1969
75Muscatine County1969
76Wayne County1969
77Dubuque County1970
78Poweshiek County1970
79Allamakee County1971
80Buchanan County1971
81Iowa County1971
82Van Buren County1971
83Monroe County1972
84Plymouth County1972
85Ringgold County1972
86Scott County1972
87Sioux County1972
88Davis County1973
89Mills County1973
90Clarke County1975
91Marion County1975
92Linn County1977
93Madison County1977
94Dickinson County1978
95Polk County1981
96Story County1983
97Warren County1984
98Johnson County1991
99Dallas County2005

Cities & places

Top 100.
#NameMedian year built
1Ainsworth1938
2Alexander1938
3Alta Vista1938
4Aredale1938
5Argyle1938
6Arion1938
7Arlington1938
8Ashton1938
9Aurora1938
10Bagley1938
11Barnes City1938
12Bassett1938
13Batavia1938
14Battle Creek1938
15Beaver1938
16Bennett1938
17Blakesburg1938
18Bode1938
19Boxholm1938
20Braddyville1938
21Bradford1938
22Bradgate1938
23Brayton1938
24Bridgewater1938
25Buck Grove1938
26Buckeye1938
27Calumet1938
28Casey1938
29Castalia1938
30Castana1938
31Center Junction1938
32Chapin1938
33Charter Oak1938
34Chelsea1938
35Chester1938
36Churdan1938
37Cleghorn1938
38Clemons1938
39Climbing Hill1938
40Clio1938
41Clutier1938
42Coin1938
43College Springs1938
44Colwell1938
45Conway1938
46Corwith1938
47Craig1938
48Crawfordsville1938
49Cumberland1938
50Curlew1938
51Cushing1938
52Cylinder1938
53Danbury1938
54Davis City1938
55Dawson1938
56Deep River1938
57Delphos1938
58Delta1938
59Derby1938
60Diagonal1938
61Dolliver1938
62Dougherty1938
63Downey1938
64Dows1938
65Dumont1938
66Dundee1938
67East Peru1938
68Elberon1938
69Elk Horn1938
70Elkport1938
71Elliott1938
72Ellston1938
73Ellsworth1938
74Emerson1938
75Exline1938
76Farmersburg1938
77Ferguson1938
78Garber1938
79Garden City1938
80Garrison1938
81Geneva1938
82Goodell1938
83Grafton1938
84Grand River1938
85Gravity1938
86Gray1938
87Greenville1938
88Griswold1938
89Guernsey1938
90Hancock1938
91Hanlontown1938
92Hardy1938
93Harper1938
94Hartwick1938
95Hastings1938
96Hawkeye1938
97Hayesville1938
98Henderson1938
99Hillsboro1938
100Homestead1938

Nationwide

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Other rankings in Iowa

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