Washington 9th State Senate District, Washington: Republican loyalist district. In 2024, voted R+12%. Republican peak: R+14 in 2016.
Key facts
- 2024 presidential margin
- R+12MIT Election Lab
- Political archetype
- Republican loyalistAkashic typology
- Population
- 155,9622024 5-year
- Median household income
- $68,8802024 5-year
- White (non-Hispanic)
- 79.1%2024 5-year
- Black
- 1.4%2024 5-year
- Hispanic / Latino
- 11.2%2024 5-year
- Peak Republican margin
- R+14 in 2016MIT Election Lab
Constituent county margins for Legislative (Senate) District 9, 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.
5 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 31,690 | 40,707 | 75,132 | ||
| R | 33,324 | 41,802 | 77,910 | ||
| R | 23,808 | 32,960 | 64,411 | ||
| R | 26,172 | 34,310 | 62,705 | ||
| R | 28,141 | 32,743 | 62,516 |
Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
19.1%
English
13.8%
Irish
11.8%
American
5.5%
Italian
3.4%
Scottish
2.8%
French
2.3%
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: 36.3 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
$68,880
Legislative (Senate) District 9 ranks near the middle of US counties.
Legislative (Senate) District 9$68,880
Washington$98,141
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
16.0%
Child poverty is below the national average.
Children under 1814.6%
Working age (18–64)16.6%
Seniors (65+)9.9%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
88.8%
speak English only
Spanish6.3%
Asian & Pacific Islander2.3%
Other Indo-European2.1%
Other languages0.5%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 62.9% of residents not counted as adherents by any reporting body.
Washington 9th State Senate District sits in the Pacific Northwest. Its political identity has been Republican for as long as anyone now living can remember. 5 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 9th State Senate District reached its widest at fourteen points in 2016. The margin in 2024 was twelve points, in line with the district's deep historical pattern.
Its loyalty is rooted in its place. Median household income of $68,880, a 79% non-Hispanic-white share, and a population of 155,962 together describe a district whose political habits are deeply settled.
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Legislative (Senate) District 9, Washington — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/sld-upper/53009/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did Legislative (Senate) District 9, Washington vote in 2024?
In 2024, Legislative (Senate) District 9, Washington voted Republican by 12.0 points (R+12), carried by the Republican candidate. Out of 75,132 votes cast, 31,690 went Democratic and 40,707 went Republican.
What is Legislative (Senate) District 9, Washington's political archetype?
Akashic classifies Legislative (Senate) District 9, Washington as a "Republican loyalist" district based on its long-arc presidential voting pattern. Across 5 elections in the dataset, the district has voted Democratic 0 times, Republican 5 times, and other 0 times.
How many people live in Legislative (Senate) District 9, Washington?
Legislative (Senate) District 9, Washington has a population of 155,962 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Legislative (Senate) District 9, Washington?
Median household income in Legislative (Senate) District 9, Washington is $68,880 — below the national median of $80,734. The Washington state median is $98,141.
What is the political history of Legislative (Senate) District 9, Washington?
Akashic tracks 5 presidential elections in Legislative (Senate) District 9, Washington from 2008 to 2024. Of those, 0 went Democratic and 5 went Republican. The district's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.