akashic
1876–2024
12th Plymouth District·Massachusetts

Massachusetts 122nd State House District delivered D+9 in 2024 — close enough to flip again next time.

A coastal Plymouth district where presidential margins have nearly vanished

1876 — 2024·38 elections
MA
Latest
D+9
in 2024
Archetype
Tossup
since the recent cycles
Population
58,660
2024 ACS

Massachusetts 122nd State House District, Massachusetts: Tossup district. In 2024, voted D+9%. Republican peak: R+57 in 1896.

Key facts

2024 presidential margin
D+9MIT Election Lab
Political archetype
TossupAkashic typology
Population
58,6602024 5-year
Median household income
$114,2012024 5-year
White (non-Hispanic)
77.0%2024 5-year
Black
8.0%2024 5-year
Hispanic / Latino
4.9%2024 5-year
Peak Democratic margin
D+37 in 1964MIT Election Lab
Peak Republican margin
R+57 in 1896MIT 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
+8.8%
17,53614,64032,903
D
+17.2%
19,03513,29033,313
D
+7.3%
14,85612,64830,203
D
+4.2%
14,45413,27528,123
D
+7.6%
14,45112,37827,387
D
+8.4%
13,72311,57725,576
D
+15.4%
12,6499,07223,195
D
+21.4%
11,6297,08521,269
D
+4.6%
8,6787,62122,771
R
−10.9%
9,27311,58621,211
R
−20.8%
7,55611,53619,160
R
−15.5%
6,4439,38318,993
D
+5.5%
9,1728,18818,027
R
−4.8%
7,5788,33916,013
D
+10.3%
7,4305,99114,030
D
+36.6%
8,9904,15913,192
R
−3.2%
6,2686,68512,974
R
−42.6%
3,3308,28511,638
R
−34.7%
3,5977,44611,077
R
−16.6%
3,8115,3649,334
R
−18.8%
3,5405,1798,738
R
−16.9%
3,7805,3309,166
R
−14.7%
3,3404,5988,552
R
−17.6%
2,8654,1367,207
R
−24.7%
2,7284,5347,319
R
−51.4%
9723,8075,520
R
−53.0%
1,0283,6825,006
R
−9.7%
1,2071,4822,823
O
+5.9%
7666132,593
R
−37.5%
5801,4512,325
R
−33.3%
6301,3892,281
R
−34.5%
5111,1851,954
R
−57.2%
3721,4701,920
R
−17.4%
8001,1512,021
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Demographics

Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
Irish
27.6%
Italian
13.1%
English
12.8%
German
5.3%
French
3.6%
American
3.6%
Scottish
2.5%
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: 43.0 in this county, 39.1 nationally
Male
Age
Female
0.7%
85+
1.3%
2.6%
75–84
3.4%
5.5%
65–74
6.3%
7.3%
55–64
7.7%
6.3%
45–54
6.6%
6.1%
35–44
6.2%
5.6%
25–34
5.6%
4.2%
18–24
4.1%
8.0%
5–17
7.5%
2.6%
<5
2.5%
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$114,201
12th Plymouth District ranks near the middle of US counties.
12th Plymouth District$114,201
Massachusetts$103,960
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
7.1%
Child poverty is below the national average.
Children under 187.5%
Working age (18–64)6.5%
Seniors (65+)11.9%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
85.3%
speak English only
Other Indo-European10.0%
Spanish3.1%
Asian & Pacific Islander1.0%
Other languages0.6%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Catholic & Orthodox
34.5%
Other Christian
3.4%
Mainline Protestant
2.4%
Baptist
0.8%
Pentecostal & Holiness
0.8%
Non-Christian
0.7%
Methodist
0.5%
Source · 2020 US Religion Census. Remaining 56.9% of residents not counted as adherents by any reporting body.

Covering a slice of Plymouth County's shoreline communities, this district swung within a single percentage point in 2024 — signaling a competitive middle ground unusual for a state dominated by lopsided legislative margins.

The district's recent history is a story of close margins. The Democratic margin reached thirty-seven points in 1964; the Republican margin reached fifty-seven points in 1896. Most other elections have been decided by single-digit points.

Its demographics — a population of 58,660, a 77% non-Hispanic-white share, a median household income of $114,201 — situate the district close to national averages on several dimensions.

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.
12th Plymouth District, Massachusetts. Akashic. https://akashic.app/sld-lower/25122/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did 12th Plymouth District, Massachusetts vote in 2024?
In 2024, 12th Plymouth District, Massachusetts voted Democratic by 8.8 points (D+9), carried by the Democratic candidate. Out of 32,903 votes cast, 17,536 went Democratic and 14,640 went Republican.
What is 12th Plymouth District, Massachusetts's political archetype?
Akashic classifies 12th Plymouth District, Massachusetts as a "Tossup" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 12 times, Republican 21 times, and other 1 times.
When did 12th Plymouth District, Massachusetts last vote Republican?
The most recent presidential election in which 12th Plymouth District, Massachusetts voted Republican was 1988.
How many people live in 12th Plymouth District, Massachusetts?
12th Plymouth District, Massachusetts has a population of 58,660 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in 12th Plymouth District, Massachusetts?
Median household income in 12th Plymouth District, Massachusetts is $114,201 — above the national median of $80,734. The Massachusetts state median is $103,960.
What is the political history of 12th Plymouth District, Massachusetts?
Akashic tracks 38 presidential elections in 12th Plymouth District, Massachusetts from 1876 to 2024. Of those, 12 went Democratic and 21 went Republican. The district's archetype — "Tossup" — captures the overall trajectory of that voting record.