United States National Register of Historic Places

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Iowa

Total count2,474
Address restricted44
Boundary changes20
Contributing properties59
Architects121
Architectural styles49
Multiple property submissions77
Criteria
A (event)1,072
B (person)239
C (architecture/engineering)1,859
D (information potential)34
Role
Building1,848
District387
Object11
Site44
Structure184
Significance region
National86
State465
Local1,917
Not indicated6
Area of significance
Agriculture118
Archeology1
Architecture1,758
Art21
Black Heritage12
Commerce324
Communications18
Community Planning124
Conservation61
Economics10
Education172
Engineering224
Entertainment/Recreation90
Ethnic Heritage7
European Heritage79
Exploration/Settlement146
Health/Medicine15
Historic - Aboriginal8
Historic - Non-aboriginal20
Industry129
Invention5
Landscape Architecture74
Law18
Literature6
Maritime History9
Military26
Native American Heritage11
Other4
Other Ethnic Heritage3
Performing Arts10
Philosophy1
Politics/Government162
Prehistoric31
Religion66
Science6
Social History262
Transportation161
Construction decade
18302
184011
185052
186041
187051
188080
189065
190075
191076
192032
193026
194011
19502
19604
19701
19803
20001
20101


Data from United States Park Service and Wikidata