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Iowa State Senate District 21

Iowa State Senate District 21

Iowa · Latest: 2024↓ R+16.9 vs 2020

Competitive — shifted 16.9pp toward Republicans in 2024 — 62K residents

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Race & Ancestry

Who Lives Here

A race-first Census view with ancestry expansion where source coverage is strong enough to support detail.
IA-SD-21Census ACS 2024
Census race profile
Major Census race and ethnicity groups shown as a share of total population.
Expand rows for ancestry detail
White (Non-Hispanic) 77.3%Hispanic 7.0%Black 6.9%Multiracial 4.4%Asian 4.0%Native American 0.4%
GroupIA-SD-21StateNational
White (Non-Hispanic)
77.3%82.3%57.4%
Hispanic / Latino
7.0%7.3%19.3%
Black / African American
6.9%3.9%12.2%
Multiracial / Other
4.4%3.5%4.0%
Asian
4.0%2.5%6.0%
Native American / Alaska Native
0.4%0.4%0.9%
Native Hawaiian / Pacific Islander
0.1%0.2%0.2%
Method notes

Census treats race and Hispanic/Latino origin as separate questions. Race categories other than Hispanic reflect total populations (small Hispanic overlap in Black, Asian, AIAN, NHPI). “Multiracial / Other” is derived as a non-overlapping remainder.

Detailed ancestry data unavailable for this geography.

Who lives in Iowa State Senate District 21? 61,890 residents as of the 2020 Census.

Demographic Comparison

Demographics

Read this geography's profile in three layers: local, state (where available), and national baseline.
IA-SD-21 vs Iowa vs National62K residents
Population & electorate

Scale, voting-age share, and this geography's footprint inside the national electorate.

Total population
Local vs state vs U.S.
62K
local
62KState 3.2MNational 334.9M
Share of U.S. population
Local vs state vs U.S.
0.02%
local
0.02%National 100%
Voting-age population
Local vs state vs U.S.
79.4%
local
79.4%State 74.1%National 75.7%
Economic profile

Income, attainment, and ownership indicators that often shape coalition structure and turnout behavior.

Median household income
Local vs state vs U.S.
N/A
local
N/AState $75,689National $83,960
Poverty rate
Local vs state vs U.S.
N/A
local
N/AState 11.1%National 12.5%
College degree
Local vs state vs U.S.
N/A
local
N/AState 31.8%National 35.6%
Homeownership
Local vs state vs U.S.
N/A
local
N/AState 71.7%National 65.2%
Community profile

Age structure, language use, and nativity signals that explain how this geography differs from state and nation.

Median age
Local vs state vs U.S.
N/A
local
N/AState 38.8 yrsNational 39.1 yrs
Age 18–29
Local vs state vs U.S.
N/A
local
N/AState 16.2%National 15.7%
Age 65+
Local vs state vs U.S.
N/A
local
N/AState 18.1%National 17.0%
Foreign born
Local vs state vs U.S.
N/A
local
N/AState 5.9%National 14.1%
Non-English at home
Local vs state vs U.S.
N/A
local
N/AState 9.1%National 22.2%
English only
Local vs state vs U.S.
N/A
local
N/AState 90.9%National 77.8%

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