Washington 15th State House District, Washington: Republican loyalist district. In 2024, voted R+16%. Republican peak: R+52 in 1924.
Key facts
- 2024 presidential margin
- R+16MIT Election Lab
- Political archetype
- Republican loyalistAkashic typology
- Population
- 148,5972024 5-year
- Median household income
- $73,7092024 5-year
- White (non-Hispanic)
- 50.4%2024 5-year
- Black
- 0.9%2024 5-year
- Hispanic / Latino
- 48.1%2024 5-year
- Peak Democratic margin
- D+15 in 1936MIT Election Lab
- Peak Republican margin
- R+52 in 1904MIT Election Lab
Constituent county margins for Legislative (House) District 15, WAOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
R+60D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 22,017 | 30,599 | 54,302 | ||
| R | 25,279 | 31,266 | 58,179 | ||
| R | 18,132 | 25,518 | 48,027 | ||
| R | 19,266 | 26,014 | 46,566 | ||
| R | 19,340 | 25,416 | 45,541 | ||
| R | 16,229 | 25,989 | 42,797 | ||
| R | 14,580 | 23,450 | 39,380 | ||
| R | 14,784 | 16,405 | 34,818 | ||
| R | 12,045 | 15,097 | 34,009 | ||
| R | 12,930 | 17,775 | 31,084 | ||
| R | 13,546 | 23,354 | 37,339 | ||
| R | 11,913 | 19,621 | 34,697 | ||
| R | 13,027 | 16,782 | 30,810 | ||
| R | 10,679 | 17,724 | 29,955 | ||
| R | 10,684 | 14,986 | 28,054 | ||
| D | 16,235 | 12,374 | 28,776 | ||
| R | 12,061 | 16,930 | 29,166 | ||
| R | 11,507 | 17,077 | 28,657 | ||
| R | 9,674 | 17,195 | 27,111 | ||
| R | 10,542 | 11,049 | 21,998 | ||
| R | 8,073 | 10,574 | 18,772 | ||
| R | 9,062 | 10,211 | 19,410 | ||
| D | 8,627 | 6,281 | 15,889 | ||
| D | 7,039 | 5,608 | 13,559 | ||
| R | 3,040 | 8,408 | 11,526 | ||
| R | 1,097 | 6,094 | 9,692 | ||
| R | 2,082 | 5,846 | 9,897 | ||
| R | 3,132 | 3,656 | 7,472 | ||
| O | 1,697 | 1,687 | 6,792 | ||
| R | 854 | 2,042 | 3,214 | ||
| R | 452 | 1,693 | 2,407 | ||
| R | 518 | 733 | 1,310 | ||
| D | 615 | 461 | 1,082 | ||
| R | 242 | 304 | 733 | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
10.6%
English
7.9%
Irish
6.1%
American
5.1%
French
1.7%
Italian
1.5%
Scottish
1.4%
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: 33.8 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.
Median household income
2024 inflation-adjusted dollars
$73,709
Legislative (House) District 15 ranks near the middle of US counties.
Legislative (House) District 15$73,709
Washington$98,141
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
14.8%
Children face moderate poverty.
Children under 1819.3%
Working age (18–64)12.9%
Seniors (65+)13.8%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
61.0%
speak English only
Spanish36.6%
Asian & Pacific Islander1.0%
Other Indo-European0.9%
Other languages0.6%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 52.3% of residents not counted as adherents by any reporting body.
Washington 15th State House District sits in the Pacific Northwest. Its political identity has been Republican for as long as anyone now living can remember. 1 consecutive presidential elections in modern records have gone for the Republican candidate, often by margins that would be considered landslide territory anywhere else.
The Republican margin in Washington 15th State House District reached its widest at fifty-two points in 1924. The margin in 2024 was sixteen points, in line with the district's deep historical pattern.
Its loyalty is rooted in its place. Median household income of $73,709, a 50% non-Hispanic-white share, and a population of 148,597 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.
Legislative (House) District 15, Washington. Akashic. https://akashic.app/sld-lower/53015/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did Legislative (House) District 15, Washington vote in 2024?
In 2024, Legislative (House) District 15, Washington voted Republican by 15.8 points (R+16), carried by the Republican candidate. Out of 54,302 votes cast, 22,017 went Democratic and 30,599 went Republican.
What is Legislative (House) District 15, Washington's political archetype?
Akashic classifies Legislative (House) District 15, Washington as a "Republican loyalist" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 4 times, Republican 29 times, and other 1 times.
When did Legislative (House) District 15, Washington last vote Democratic?
The most recent presidential election in which Legislative (House) District 15, Washington voted Democratic was 1964.
How many people live in Legislative (House) District 15, Washington?
Legislative (House) District 15, Washington has a population of 148,597 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Legislative (House) District 15, Washington?
Median household income in Legislative (House) District 15, Washington is $73,709 — below the national median of $80,734. The Washington state median is $98,141.
What is the political history of Legislative (House) District 15, Washington?
Akashic tracks 38 presidential elections in Legislative (House) District 15, Washington from 1876 to 2024. Of those, 4 went Democratic and 29 went Republican. The district's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.