akashic
1876–2024
Assembly District 66·Wisconsin

Wisconsin 66th State House District votes the way the country votes.

One of Wisconsin's most Democratic assembly districts by 2024 margin

1876 — 2024·38 elections
WI
Latest
R+6
in 2024
Archetype
Bellwether
since the recent cycles
Population
24,309
2024 ACS

Wisconsin 66th State House District, Wisconsin: Bellwether district. In 2024, voted R+6%. Republican peak: R+54 in 1920.

Key facts

2024 presidential margin
R+6MIT Election Lab
Political archetype
BellwetherAkashic typology
Population
24,3092024 5-year
Median household income
$78,0962024 5-year
White (non-Hispanic)
72.2%2024 5-year
Black
10.5%2024 5-year
Hispanic / Latino
15.1%2024 5-year
Peak Democratic margin
D+36 in 1936MIT Election Lab
Peak Republican margin
R+54 in 1920MIT Election Lab
2024 results by constituent county
1 counties · 0 D · 1 R
R+60
D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
R
−6.2%
6,1196,93413,252
R
−4.1%
6,1736,70413,100
R
−4.3%
5,2475,74511,605
D
+3.5%
6,5236,07312,720
D
+7.4%
6,5725,65512,385
R
−4.2%
5,9356,45512,499
R
−2.8%
5,1155,41610,936
D
+10.9%
4,7463,7059,546
D
+2.9%
4,2923,97610,807
D
+4.3%
4,8774,4729,430
R
−6.4%
4,5485,1809,803
R
−7.7%
4,1314,8839,813
R
−0.5%
4,5214,5649,314
R
−15.7%
3,4184,7378,397
R
−1.6%
3,3283,4497,702
D
+27.6%
4,6502,6387,298
D
+1.7%
3,7653,6387,420
R
−17.0%
2,7873,9346,758
R
−9.6%
3,1063,7696,897
D
+9.7%
2,8632,3425,390
D
+16.9%
3,1622,2425,455
D
+11.1%
2,8962,3085,289
D
+36.1%
3,0121,3354,648
D
+27.8%
2,4561,3234,073
R
−14.3%
1,6022,1443,791
R
−44.6%
1801,6053,196
R
−53.7%
4491,7732,464
R
−5.5%
5536251,309
D
+14.7%
4813211,090
R
−17.3%
4546761,280
R
−29.8%
3186861,233
R
−20.4%
4747291,249
R
−18.5%
4897201,249
R
−2.5%
4614871,054
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Demographics

Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
31.7%
Irish
9.7%
Polish
7.8%
English
6.7%
Italian
5.5%
American
2.7%
French
2.1%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 40.5 in this county, 39.1 nationally
Male
Age
Female
0.8%
85+
1.3%
2.2%
75–84
2.9%
5.3%
65–74
5.7%
7.1%
55–64
7.3%
6.0%
45–54
6.0%
6.3%
35–44
6.3%
6.1%
25–34
6.0%
4.3%
18–24
3.8%
8.8%
5–17
8.3%
2.9%
<5
2.7%
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$78,096
Assembly District 66 ranks near the middle of US counties.
Assembly District 66$78,096
Wisconsin$77,485
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
10.3%
Child poverty is below the national average.
Children under 1814.5%
Working age (18–64)9.0%
Seniors (65+)10.0%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
90.9%
speak English only
Spanish7.0%
Other Indo-European1.1%
Asian & Pacific Islander0.8%
Other languages0.3%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Catholic & Orthodox
21.1%
Mainline Protestant
9.5%
Other Christian
5.0%
Baptist
2.6%
Methodist
1.8%
Non-Christian
1.1%
Pentecostal & Holiness
0.7%
Source · 2020 US Religion Census. Remaining 58.2% of residents not counted as adherents by any reporting body.

Anchored in Milwaukee's urban core, Assembly District 66 returned a D+32.6 margin in 2024, reflecting the dense, majority-minority neighborhoods that make it an outlier in an otherwise competitive state.

The Democratic margin in Wisconsin 66th State House District has rarely exceeded thirty-six points in modern history; the Republican margin has rarely exceeded fifty-four points. 2024 delivered the district to the Republican candidate by six points.

Its demographics resemble the country more than they resemble most districts. A 72% non-Hispanic-white share, a 10% poverty rate, and a median household income of $78,096 — all within the broad national range.

Compare two places, side by side

Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Assembly District 66, Wisconsin. Akashic. https://akashic.app/sld-lower/55066/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Assembly District 66, Wisconsin vote in 2024?
In 2024, Assembly District 66, Wisconsin voted Republican by 6.2 points (R+6), carried by the Republican candidate. Out of 13,252 votes cast, 6,119 went Democratic and 6,934 went Republican.
What is Assembly District 66, Wisconsin's political archetype?
Akashic classifies Assembly District 66, Wisconsin as a "Bellwether" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 13 times, Republican 21 times, and other 0 times.
When did Assembly District 66, Wisconsin last vote Democratic?
The most recent presidential election in which Assembly District 66, Wisconsin voted Democratic was 2012.
How many people live in Assembly District 66, Wisconsin?
Assembly District 66, Wisconsin has a population of 24,309 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Assembly District 66, Wisconsin?
Median household income in Assembly District 66, Wisconsin is $78,096 — below the national median of $80,734. The Wisconsin state median is $77,485.
What is the political history of Assembly District 66, Wisconsin?
Akashic tracks 38 presidential elections in Assembly District 66, Wisconsin from 1876 to 2024. Of those, 13 went Democratic and 21 went Republican. The district's archetype — "Bellwether" — captures the overall trajectory of that voting record.