Rolla, MO · which candidate this place backed in each party’s presidential nominating contest, cycle by cycle. A primary is a contest inside one party, so it has no Democratic–Republican margin and is not part of the general-election record above.
Akashic reports votes cast, not delegates awarded. The two can disagree: Clinton led the 2008 national primary popular vote by less than half a point and did not win the nomination.
Primary returns are published at county grain, and this place is a single county: Phelps County, Missouri. The figures below are that county’s, which is the same territory — not a larger unit standing in for it.
Presidential nominating contests in Rolla, MO, by party and cycle.
○no contest record — Akashic holds no result for that party and cycle here. It is not a claim that no contest was held. Telling apart a contest that was cancelled, one that went uncontested, and one simply not yet ingested needs a nominating-contest calendar, which is a separate ingest from results and does not exist yet.
Republican presidential primaries are not yet ingested — the Republican series runs from 1856 and is in scope. The row is kept so its absence is visible: a Democratic-only panel would otherwise read as though no one else held a contest.
Akashic carries 10 states for 2012 and 3 states for 2024. Cycles in which an incumbent president seeks renomination are thin by nature — few states run a contested primary — so a sparse column is politics, not a hole in the record.
County returns carry a leader and a lead over the runner-up, and nothing more. The full candidate field with vote shares is published at state grain — follow a cycle above to the state contest for it.
voter registration
Registered voters
Total registered voters, over time
Registered voters
Voter registration in Rolla, MO
Year
Total registered
2016
28,618
2018
28,854
2020
29,512
2022
28,680
2024
28,495
domestic migration
Who moves in and out
Net domestic migration over time
−38 net domestic migration · 2025
20112025
Net −2,507 over 2011–2025 · gain loss
Domestic migration in Rolla, MO in Rolla, MO: net domestic migration by year
Year
Net domestic migration
2011
−371
2012
−323
2013
−489
2014
−357
2015
−434
2016
−265
2017
−363
2018
−247
2019
−191
2021
+484
2022
+344
2023
−58
2024
−199
2025
−38
Rolla's identity is anchored by Missouri University of Science and Technology, giving this south-central Missouri city an unusually high concentration of STEM workers and graduate students relative to its size, which tilts its demographic mix away from surrounding Ozark communities.
Across the recorded series it reached a Democratic high of 45.6 points in 1932 and a Republican high of 42.9 points in 2024. Between 2020 and 2024 the metro moved 2.9 points toward the Republican candidate; the 2024 margin was 42.9 points.
A population of 45,194, a 85% non-Hispanic-white share, and a median household income of $58,396 describe the metro. The metro's voting pattern over the last decade is most similar to that of Branson, MO and Arkansas City-Winfield, KS.
Akashic
Political twins — metros
The metros whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
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 →
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Rolla, MO, Missouri. Akashic. https://akashic.app/cbsa/40620/. Accessed May 20, 2026. License: CC BY 4.0.
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In 2024, Rolla, MO, Missouri voted Republican by 42.9 points (R+42.9), carried by the Republican candidate. Out of 19,300 votes cast, 5,379 went Democratic and 13,658 went Republican.
When did Rolla, MO, Missouri last vote Democratic?
The most recent presidential election in which Rolla, MO, Missouri voted Democratic was 1992.
How many people live in Rolla, MO, Missouri?
Rolla, MO, Missouri has a population of 45,194 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Rolla, MO, Missouri?
Median household income in Rolla, MO, Missouri is $58,396 — below the national median of $80,734. The Missouri state median is $70,702.
What is the political history of Rolla, MO, Missouri?
Akashic tracks 34 presidential elections in Rolla, MO, Missouri from 1892 to 2024. Of those, 17 went Democratic and 17 went Republican.