HarrisDemocratic37.4%49,546TrumpRepublican59.3%78,641KennedyIndependent1.4%1,920
R+21.9- Lead
- 29,095
- Total
- 132,590
- vs nation
- R+20.5
Akashicmetro area
Kennewick-Richland, WA
Office (updates table and map)
President margin by year
Place winner margin
2 counties by 2024 margin · County returns · MIT Election Lab
President results by year
Vote totals, margins, and source status
BidenDemocratic38.4%52,046TrumpRepublican57.9%78,404OtherAll other candidates3.7%4,987
R+19.5- Lead
- 26,358
- Total
- 135,437
- vs nation
- R+23.9
ClintonDemocratic32.6%35,246TrumpRepublican55.8%60,400OtherAll other candidates11.6%12,560
R+23.2- Lead
- 25,154
- Total
- 108,206
- vs nation
- R+25.3
ObamaDemocratic35.5%36,543RomneyRepublican61.4%63,209OtherAll other candidates3.1%3,229
R+25.9- Lead
- 26,666
- Total
- 102,981
- vs nation
- R+29.7
ObamaDemocratic36.3%33,649McCainRepublican62.0%57,382OtherAll other candidates1.7%1,576
R+25.6- Lead
- 23,733
- Total
- 92,607
- vs nation
- R+32.9
KerryDemocratic32.2%26,737BushRepublican66.4%55,107OtherAll other candidates1.5%1,207
R+34.2- Lead
- 28,370
- Total
- 83,051
- vs nation
- R+31.7
GoreDemocratic32.9%24,165BushRepublican64.0%46,961OtherAll other candidates3.1%2,267
R+31.1- Lead
- 22,796
- Total
- 73,393
- vs nation
- R+31.6
ClintonDemocratic39.1%25,744DoleRepublican49.5%32,610OtherAll other candidates11.4%7,545
R+10.4- Lead
- 6,866
- Total
- 65,899
- vs nation
- R+18.9
Key facts
- 2024 presidential margin
- R+21.9MIT Election Lab
- Population
- 311,8072024 5-year
- Population density
- 106 / sq mi2024 5-year · TIGER/Line
- Land area
- 2,942 sq miTIGER/Line
- Median household income
- $88,8722024 5-year
- White (non-Hispanic)
- 55.9%2024 5-year
- Black
- 1.7%2024 5-year
- Hispanic / Latino
- 35.0%2024 5-year
- Peak Democratic margin
- D+49.0 in 1896MIT Election Lab
- Peak Republican margin
- R+42.3 in 1904MIT Election Lab
- Most similar
- Fayetteville-Springdale-Rogers, AR · twin score 79.5
presidential history
Party record book
Kennewick-Richland, WA · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 · 34 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
William J. Bryan1896
73.9%
113 votes · D+49.0
Runner-up · Lyndon B. Johnson, 1964 · 59.9%
Republican
Theodore Roosevelt1904
69.2%
572 votes · R+42.3
Runner-up · Ronald Reagan, 1984 · 68.0%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
52,046votes
38.4% of the vote · R+19.5
Runner-up · Kamala Harris, 2024 · 49,546 votes
Republican
Donald Trump2024
78,641votes
59.3% of the vote · R+21.9
Runner-up · Donald Trump, 2020 · 78,404 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
William J. Bryan1896
+55.1pts D vs U.S.
Place D+49.0 · U.S. R+6.1
Runner-up · William J. Bryan, 1900 · +28.4 pts
Republican
John McCain2008
+32.9pts R vs U.S.
Place R+25.6 · U.S. D+7.3
Runner-up · George W. Bush, 2004 · +31.7 pts
U.S. House elections · 2 House
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row shows U.S. House votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
voter registration
Registered voters
Total registered voters, over time
Registered voters
| Year | Total registered |
|---|---|
| 2016 | 152,812 |
| 2018 | 163,981 |
| 2020 | 179,717 |
| 2022 | 184,703 |
| 2024 | 200,305 |
domestic migration
Who moves in and out
Net domestic migration over time
+1,338 net domestic migration · 2025
20112025
Net +23,625 over 2011–2025 · gain loss
| Year | Net domestic migration |
|---|---|
| 2011 | +5,113 |
| 2012 | +1,552 |
| 2013 | −121 |
| 2014 | +384 |
| 2015 | +1,603 |
| 2016 | +1,734 |
| 2017 | +3,439 |
| 2018 | +2,618 |
| 2019 | +1,784 |
| 2021 | +2,102 |
| 2022 | +308 |
| 2023 | +836 |
| 2024 | +935 |
| 2025 | +1,338 |
Kennewick-Richland sits at the confluence of three rivers in the arid Columbia Basin, where the federal Hanford nuclear site drives a high-skilled workforce that has kept the metro reliably Republican even as Washington's statewide margins trend Democratic.
Across the recorded series it reached a Democratic high of 49.0 points in 1896 and a Republican high of 42.3 points in 1904. Between 2020 and 2024 the metro moved 2.5 points toward the Republican candidate; the 2024 margin was 21.9 points.
A population of 311,807, a 56% non-Hispanic-white share, and a median household income of $88,872 describe the metro. The metro's voting pattern over the last decade is most similar to that of Fayetteville-Springdale-Rogers, AR and Moses Lake, WA.
Political twins — metros
The metros whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Fayetteville-Springdale-Rogers, AR
79.5twin score
12-yr trend2008–2012 trajectorymedian age≠ % Latino
Moses Lake, WA
76.6twin score
2000–2008 trajectory% Latino≠ college share
Wenatchee-East Wenatchee, WA
76.4twin score
12-yr trend2000–2004 trajectory% Latino≠ median age
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
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.
Kennewick-Richland, WA, Washington. Akashic. https://akashic.app/cbsa/28420/. Accessed May 20, 2026. License: CC BY 4.0.
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Places within Kennewick-Richland, WA
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Frequently asked questions
How did Kennewick-Richland, WA, Washington vote in 2024?
In 2024, Kennewick-Richland, WA, Washington voted Republican by 21.9 points (R+21.9), carried by the Republican candidate. Out of 132,590 votes cast, 49,546 went Democratic and 78,641 went Republican.
When did Kennewick-Richland, WA, Washington last vote Democratic?
The most recent presidential election in which Kennewick-Richland, WA, Washington voted Democratic was 1964.
How many people live in Kennewick-Richland, WA, Washington?
Kennewick-Richland, WA, Washington has a population of 311,807 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Kennewick-Richland, WA, Washington?
Median household income in Kennewick-Richland, WA, Washington is $88,872 — above the national median of $80,734. The Washington state median is $98,141.
What is the political history of Kennewick-Richland, WA, Washington?
Akashic tracks 34 presidential elections in Kennewick-Richland, WA, Washington from 1892 to 2024. Of those, 10 went Democratic and 22 went Republican.