Lower Connecticut River Valley Planning Region, Connecticut: Industrial Catholic Metro county. In 2024, voted D+13%. Republican peak: R+37 in 1924.
Key facts
- 2024 presidential margin
- D+13MIT Election Lab
- Political typology
- Industrial Catholic MetroAkashic typology
- Population
- 175,8222024 5-year
- Median household income
- $104,4282024 5-year
- White (non-Hispanic)
- 80.8%2024 5-year
- Black
- 4.9%2024 5-year
- Hispanic / Latino
- 7.8%2024 5-year
- Peak Democratic margin
- D+35 in 1964MIT Election Lab
- Peak Republican margin
- R+37 in 1924MIT Election Lab
- Most similar
- Southeastern Connecticut Planning Region, CT · similarity 0.99
2024 results by precinct
2024 precinct map of Lower Connecticut River Valley Planning RegionPrecinct-level 2024 presidential results for Lower Connecticut River Valley Planning Region, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | −2.9% |
| 1880 | −5.9% |
| 1884 | −5.9% |
| 1888 | −8.5% |
| 1892 | No data |
| 1896 | −27.8% |
| 1900 | −22.6% |
| 1904 | −21.7% |
| 1908 | −25.6% |
| 1912 | +6.3% |
| 1916 | −8.3% |
| 1920 | −32.8% |
| 1924 | −37.0% |
| 1928 | −20.0% |
| 1932 | −6.8% |
| 1936 | +5.9% |
| 1940 | −0.8% |
| 1944 | −1.9% |
| 1948 | −4.3% |
| 1952 | −16.5% |
| 1956 | −29.2% |
| 1960 | +0.4% |
| 1964 | +35.1% |
| 1968 | +3.7% |
| 1972 | −17.5% |
| 1976 | −3.2% |
| 1980 | −6.9% |
| 1984 | −19.2% |
| 1988 | −1.2% |
| 1992 | +12.4% |
| 1996 | +20.5% |
| 2000 | +18.1% |
| 2004 | +14.3% |
| 2008 | +22.9% |
| 2012 | +16.0% |
| 2016 | +7.3% |
| 2020 | +16.3% |
| 2024 | +12.8% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 57,007 | 43,844 | 102,634 | ||
| D | 59,804 | 42,789 | 104,396 | ||
| D | 47,674 | 40,878 | 93,219 | ||
| D | 50,353 | 36,307 | 87,820 | ||
| D | 55,766 | 34,722 | 91,898 | ||
| D | 49,750 | 37,109 | 88,387 | ||
| D | 45,568 | 30,826 | 81,493 | ||
| D | 39,718 | 24,189 | 75,621 | ||
| D | 36,560 | 25,932 | 85,408 | ||
| R | 35,764 | 36,642 | 73,170 | ||
| R | 28,360 | 41,928 | 70,535 | ||
| R | 26,131 | 30,745 | 67,334 | ||
| R | 30,805 | 32,872 | 64,036 | ||
| R | 24,798 | 35,426 | 60,858 | ||
| D | 25,271 | 23,380 | 51,633 | ||
| D | 32,546 | 15,604 | 48,223 | ||
| D | 23,669 | 23,461 | 47,131 | ||
| R | 14,867 | 27,112 | 41,980 | ||
| R | 16,889 | 23,576 | 40,544 | ||
| R | 15,704 | 17,139 | 33,416 | ||
| R | 14,641 | 15,213 | 30,041 | ||
| R | 14,096 | 14,317 | 28,456 | ||
| D | 13,224 | 11,720 | 25,353 | ||
| R | 10,014 | 11,504 | 21,894 | ||
| R | 7,986 | 12,000 | 20,112 | ||
| R | 4,329 | 10,060 | 15,472 | ||
| R | 4,513 | 9,095 | 13,972 | ||
| R | 4,075 | 4,832 | 9,103 | ||
| D | 3,651 | 3,098 | 8,750 | ||
| R | 3,179 | 5,441 | 8,819 | ||
| R | 3,431 | 5,377 | 8,981 | ||
| R | 3,356 | 5,356 | 8,844 | ||
| R | 12,588 | 22,708 | 36,465 | ||
| — | — | — | — | ||
| R | 3,895 | 4,650 | 8,838 | ||
| R | 3,706 | 4,170 | 7,876 | ||
| R | 3,968 | 4,465 | 8,433 | ||
| R | 3,906 | 4,138 | 8,044 |
Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
Italian
19.6%
Irish
19.4%
English
12.7%
German
11.5%
Polish
9.5%
French
4.1%
American
3.7%
African American
3.9%
Multiple ancestry combinations reported; no single grouping above 1%.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
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.
2024 ACS
Age distribution by sex
Median age: 45.9 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Median household income
Inflation-adjusted dollars
$104,428
Lower Connecticut River Valley Planning Region ranks in the top 5% of US counties.
Lower Connecticut River Valley Planning Region$104,428
Connecticut$95,781
United States$80,734
Lower Connecticut River Valley Planning Region ranks in the top 5% of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
6.8%
Child poverty is below the national average.
Children under 186.6%
Working age (18–64)6.8%
Seniors (65+)6.7%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
89.3%
speak English only
Spanish4.2%
Other Indo-European4.0%
Asian & Pacific Islander1.7%
Other languages0.8%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 53.9% of residents not counted as adherents by any reporting body.
Lower Connecticut River Valley Planning Region sits in New England. A mid-size industrial metro with deep Catholic ethnic roots, it sits among the most competitive, swing-prone ground in the country.
Its margins are typically close. The Democratic margin reached thirty-five points in 1964; the Republican margin reached thirty-seven points in 1924. Between 2020 and 2024 the county moved three points toward the Republican candidate; the 2024 margin was thirteen points.
Its demographics sit near national norms: a 81% non-Hispanic-white share, a median household income of $104,428, and a 7% poverty rate. The county's voting pattern over the last decade is most similar to that of Southeastern Connecticut Planning Region and Washington County.
Most similar counties
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.
Lower Connecticut River Valley Planning Region, Connecticut. Akashic. https://akashic.app/county/09130/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More in Connecticut
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Frequently asked questions
How did Lower Connecticut River Valley Planning Region, Connecticut vote in 2024?
In 2024, Lower Connecticut River Valley Planning Region, Connecticut voted Democratic by 12.8 points (D+13), carried by the Democratic candidate. Out of 102,634 votes cast, 57,007 went Democratic and 43,844 went Republican.
What is Lower Connecticut River Valley Planning Region, Connecticut's political typology?
Akashic places Lower Connecticut River Valley Planning Region, Connecticut in the "Industrial Catholic Metro" typology — Mid-size industrial metros with Catholic ethnic roots — among the most competitive, swing-prone ground in the country. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 14 times, Republican 23 times, and other 0 times.
When did Lower Connecticut River Valley Planning Region, Connecticut last vote Republican?
The most recent presidential election in which Lower Connecticut River Valley Planning Region, Connecticut voted Republican was 1988.
How many people live in Lower Connecticut River Valley Planning Region, Connecticut?
Lower Connecticut River Valley Planning Region, Connecticut has a population of 175,822 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Lower Connecticut River Valley Planning Region, Connecticut?
Median household income in Lower Connecticut River Valley Planning Region, Connecticut is $104,428 — above the national median of $80,734. The Connecticut state median is $95,781.
What is the political history of Lower Connecticut River Valley Planning Region, Connecticut?
Akashic tracks 38 presidential elections in Lower Connecticut River Valley Planning Region, Connecticut from 1876 to 2024. Of those, 14 went Democratic and 23 went Republican. The county's typology — "Industrial Catholic Metro" — captures where that record, its demographics, and its recent swing place it among American communities.