akashic
1876–2024
State Legislative District 31·Maryland

Maryland 31st State House District delivered D+14 in 2024.

One of Maryland's most Democratic legislative districts by 2024 margin

1876 — 2024·38 elections
MD
Latest
D+14
in 2024
Archetype
Bellwether
since the recent cycles
Population
107,144
2024 ACS

Maryland 31st State House District, Maryland: Bellwether district. In 2024, voted D+14%. Democratic peak: D+64 in 1912.

Key facts

2024 presidential margin
D+14MIT Election Lab
Political archetype
BellwetherAkashic typology
Population
107,1442024 5-year
Median household income
$124,9112024 5-year
White (non-Hispanic)
63.4%2024 5-year
Black
17.9%2024 5-year
Hispanic / Latino
10.5%2024 5-year
Peak Democratic margin
D+64 in 1912MIT Election Lab
Peak Republican margin
R+46 in 1972MIT 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
+13.8%
30,79923,08755,809
D
+14.5%
30,95622,89555,459
D
+2.3%
23,00321,92547,389
R
−0.1%
22,68322,71846,599
R
−1.8%
22,39323,22946,503
R
−12.5%
18,50723,86442,929
R
−7.3%
16,05418,66635,942
R
−6.7%
12,92314,97030,752
R
−6.9%
12,29314,59233,251
R
−27.8%
9,93017,65127,782
R
−32.7%
8,52016,86825,541
R
−14.2%
9,09612,43923,578
R
−6.1%
9,73510,99020,725
R
−46.0%
4,67212,84417,776
R
−14.4%
4,5466,54813,904
D
+17.4%
6,8034,78711,590
R
−8.0%
4,6685,48010,149
R
−28.6%
2,8465,1277,973
R
−22.3%
2,6404,1696,860
R
−11.1%
1,5611,9653,631
R
−2.8%
1,8391,9453,785
D
+17.4%
2,3491,6494,013
D
+14.6%
2,0441,5193,588
D
+25.0%
1,7481,0352,854
R
−23.6%
1,1211,8172,953
D
+1.2%
6756571,479
R
−10.1%
9051,1102,037
D
+19.7%
7364851,275
D
+63.7%
1,1533981,185
—
No data
1,07161513
—
No data
1,33451023
—
No data
5917250
R
−12.1%
5637221,315
D
+9.5%
6095021,132
—
No data
———
—
No data
———
—
No data
———
—
No data
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Demographics

Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
14.6%
Irish
13.1%
English
11.9%
Italian
6.0%
American
4.0%
Polish
3.3%
Scottish
2.0%
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: 39.0 in this county, 39.1 nationally
Male
Age
Female
0.6%
85+
1.1%
2.1%
75–84
2.7%
4.4%
65–74
5.0%
6.4%
55–64
6.7%
6.1%
45–54
6.3%
7.2%
35–44
7.1%
6.9%
25–34
6.7%
4.5%
18–24
3.8%
8.4%
5–17
8.1%
3.0%
<5
2.9%
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$124,911
State Legislative District 31 ranks near the middle of US counties.
State Legislative District 31$124,911
Maryland$103,678
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
5.6%
Child poverty is below the national average.
Children under 185.8%
Working age (18–64)5.5%
Seniors (65+)7.2%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
86.1%
speak English only
Spanish6.9%
Other Indo-European2.9%
Asian & Pacific Islander2.6%
Other languages1.4%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Catholic & Orthodox
15.4%
Other Christian
6.2%
Methodist
4.1%
Mainline Protestant
3.3%
Baptist
2.6%
Non-Christian
1.2%
Pentecostal & Holiness
1.2%
Source · 2020 US Religion Census. Remaining 66.0% of residents not counted as adherents by any reporting body.

With a 2024 presidential margin exceeding 50 points, District 31 sits among the most reliably Democratic state house constituencies in Maryland, leaving general elections largely decided by primary outcomes.

The Democratic margin in Maryland 31st State House District has rarely exceeded sixty-four points in modern history; the Republican margin has rarely exceeded forty-six points. 2024 delivered the district to the Democratic candidate by fourteen points.

Its demographics resemble the country more than they resemble most districts. A 63% non-Hispanic-white share, a 6% poverty rate, and a median household income of $124,911 — 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.
State Legislative District 31, Maryland. Akashic. https://akashic.app/sld-lower/24031/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did State Legislative District 31, Maryland vote in 2024?
In 2024, State Legislative District 31, Maryland voted Democratic by 13.8 points (D+14), carried by the Democratic candidate. Out of 55,809 votes cast, 30,799 went Democratic and 23,087 went Republican.
What is State Legislative District 31, Maryland's political archetype?
Akashic classifies State Legislative District 31, Maryland as a "Bellwether" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 11 times, Republican 20 times, and other 0 times.
When did State Legislative District 31, Maryland last vote Republican?
The most recent presidential election in which State Legislative District 31, Maryland voted Republican was 2012.
How many people live in State Legislative District 31, Maryland?
State Legislative District 31, Maryland has a population of 107,144 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in State Legislative District 31, Maryland?
Median household income in State Legislative District 31, Maryland is $124,911 — above the national median of $80,734. The Maryland state median is $103,678.
What is the political history of State Legislative District 31, Maryland?
Akashic tracks 38 presidential elections in State Legislative District 31, Maryland from 1876 to 2024. Of those, 11 went Democratic and 20 went Republican. The district's archetype — "Bellwether" — captures the overall trajectory of that voting record.