akashic
1876–2024
State House District 18·Connecticut

Connecticut 18th State House District has voted Democratic in ten straight presidential cycles.

One of Connecticut's most Democratic state house districts by 2024 margin

1876 — 2024·38 elections
CT
Latest
D+20
in 2024
Archetype
Democratic loyalist
since the recent cycles
Population
5,918
2024 ACS

Connecticut 18th State House District, Connecticut: Democratic loyalist district. In 2024, voted D+20%. Democratic peak: D+45 in 1964.

Key facts

2024 presidential margin
D+20MIT Election Lab
Political archetype
Democratic loyalistAkashic typology
Population
5,9182024 5-year
Median household income
$93,3942024 5-year
White (non-Hispanic)
63.8%2024 5-year
Black
12.5%2024 5-year
Hispanic / Latino
17.7%2024 5-year
Peak Democratic margin
D+45 in 1964MIT Election Lab
Peak Republican margin
R+34 in 1924MIT Election Lab
2024 results by constituent county
1 counties · 1 D · 0 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
D
+20.1%
1,7041,1262,880
D
+25.0%
1,8431,0952,987
D
+19.7%
1,5701,0312,731
D
+23.7%
1,5999812,611
D
+29.7%
1,7679502,752
D
+17.8%
1,5151,0502,613
D
+23.7%
1,4338582,423
D
+24.6%
1,3147382,339
D
+14.4%
1,2538622,707
D
+5.8%
1,2741,1342,432
R
−12.2%
1,0601,3572,427
D
+2.4%
1,0289702,370
D
+3.7%
1,2041,1172,334
R
−6.2%
1,0911,2362,349
D
+16.0%
1,1718342,112
D
+45.2%
1,4705542,028
D
+15.9%
1,1758522,028
R
−17.1%
7611,0751,836
R
−2.5%
8739181,795
D
+7.3%
7436401,414
D
+13.3%
7585791,345
D
+12.0%
6835361,221
D
+20.3%
6164011,060
R
−0.7%
433439904
R
−8.1%
392462861
R
−33.7%
170373602
R
−27.7%
182332542
D
+0.7%
148146307
R
−0.7%
105107270
R
−28.3%
83155254
R
−19.5%
100151261
R
−21.7%
91143240
R
−22.6%
126203341
—
No data
———
R
−2.4%
98103207
R
−1.1%
9193184
R
−4.9%
8695182
D
+2.3%
8985174

Demographics

Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
Irish
13.1%
Italian
12.7%
English
8.4%
Polish
8.2%
German
7.3%
French
4.9%
American
3.0%
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: 40.0 in this county, 39.1 nationally
Male
Age
Female
0.9%
85+
1.6%
2.3%
75–84
3.0%
4.8%
65–74
5.5%
6.6%
55–64
7.0%
5.9%
45–54
6.2%
6.5%
35–44
6.5%
6.7%
25–34
6.4%
5.1%
18–24
5.0%
7.7%
5–17
7.4%
2.6%
<5
2.4%
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$93,394
State House District 18 ranks near the middle of US counties.
State House District 18$93,394
Connecticut$95,781
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 1813.0%
Working age (18–64)9.5%
Seniors (65+)9.9%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
75.9%
speak English only
Spanish12.2%
Other Indo-European7.4%
Asian & Pacific Islander3.0%
Other languages1.5%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Catholic & Orthodox
48.8%
Other Christian
9.6%
Mainline Protestant
7.6%
Non-Christian
5.5%
Baptist
4.7%
Methodist
2.4%
Pentecostal & Holiness
2.3%
Source · 2020 US Religion Census. Remaining 19.1% of residents not counted as adherents by any reporting body.

With a 2024 presidential margin of D+50.1, this district ranks among the most lopsided in the state, suggesting a dense urban or college-town core where one coalition commands overwhelming structural advantages.

The Democratic margin in Connecticut 18th State House District reached its widest at forty-five points in 1964. The margin in 2024 was twenty points — still decisive.

Its loyalty is rooted in its place. Median household income of $93,394, a 64% non-Hispanic-white share, and a population of 5,918 together describe a district whose political habits are deeply settled.

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.
State House District 18, Connecticut. Akashic. https://akashic.app/sld-lower/09018/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did State House District 18, Connecticut vote in 2024?
In 2024, State House District 18, Connecticut voted Democratic by 20.1 points (D+20), carried by the Democratic candidate. Out of 2,880 votes cast, 1,704 went Democratic and 1,126 went Republican.
What is State House District 18, Connecticut's political archetype?
Akashic classifies State House District 18, Connecticut as a "Democratic loyalist" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 21 times, Republican 16 times, and other 0 times.
When did State House District 18, Connecticut last vote Republican?
The most recent presidential election in which State House District 18, Connecticut voted Republican was 1984.
How many people live in State House District 18, Connecticut?
State House District 18, Connecticut has a population of 5,918 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in State House District 18, Connecticut?
Median household income in State House District 18, Connecticut is $93,394 — above the national median of $80,734. The Connecticut state median is $95,781.
What is the political history of State House District 18, Connecticut?
Akashic tracks 38 presidential elections in State House District 18, Connecticut from 1876 to 2024. Of those, 21 went Democratic and 16 went Republican. The district's archetype — "Democratic loyalist" — captures the overall trajectory of that voting record.