HarrisDemocratic36.7%51,168TrumpRepublican61.9%86,271OliverLibertarian0.4%595
R+25.2- Lead
- 35,103
- Total
- 139,355
- vs nation
- R+23.7
- Turnout
- 81.0%
Akashiccounty
Union County, NC
Office (updates table and map)
President margin by year
Place winner margin
Boundary by 2024 margin · Precinct returns · VEST · MIT Election Lab
President results by year
2024 turnout 81.0% of 173,454 citizens 18+
BidenDemocratic37.2%48,725TrumpRepublican61.4%80,382JorgensenLibertarian0.9%1,136
R+24.2- Lead
- 31,657
- Total
- 131,011
- vs nation
- R+28.6
- Turnout
- 81.1%
ClintonDemocratic32.5%34,337TrumpRepublican63.1%66,707JohnsonLibertarian3.1%3,327
R+30.6- Lead
- 32,370
- Total
- 105,710
- vs nation
- R+32.7
- Turnout
- 72.7%
ObamaDemocratic34.3%32,473RomneyRepublican64.5%61,107OtherAll other candidates1.2%1,148
R+30.2- Lead
- 28,634
- Total
- 94,728
- vs nation
- R+34.1
- Turnout
- —
ObamaDemocratic36.2%31,189McCainRepublican62.9%54,123OtherAll other candidates0.9%777
R+26.6- Lead
- 22,934
- Total
- 86,089
- vs nation
- R+33.9
- Turnout
- —
KerryDemocratic29.5%17,974BushRepublican70.2%42,820OtherAll other candidates0.3%207
R+40.7- Lead
- 24,846
- Total
- 61,001
- vs nation
- R+38.3
- Turnout
- —
GoreDemocratic31.6%14,890BushRepublican67.6%31,876OtherAll other candidates0.8%395
R+36.0- Lead
- 16,986
- Total
- 47,161
- vs nation
- R+36.5
- Turnout
- —
ClintonDemocratic35.0%11,525DoleRepublican57.0%18,802PerotReform7.5%2,477
R+22.1- Lead
- 7,277
- Total
- 32,970
- vs nation
- R+30.6
- Turnout
- —
Key facts
- 2024 presidential margin
- R+25.2MIT Election Lab
- Population
- 250,9582024 5-year
- Median household income
- $102,9002024 5-year
- White (non-Hispanic)
- 66.8%2024 5-year
- Black
- 10.9%2024 5-year
- Hispanic / Latino
- 13.4%2024 5-year
- Peak Democratic margin
- D+85.1 in 1936MIT Election Lab
- Peak Republican margin
- R+44.5 in 1972MIT Election Lab
- Most similar
- Iredell County, NC · twin score 92.5
Midterm durability
Total general-election participants divided by same-year citizen voting-age population. These are total ballots or participating voters—not presidential candidate votes.
- 2024 total turnout
- 81.0%140,480 participants ÷ 173,454 CVAP
- 2020→2022 drop-off
- +25.6 ptsPresidential-dependent
- Drop-off versus state
- +2.0 ptsPositive means a larger decline than the statewide pattern
- Mechanical 2026 scenario
- 55.4%–60.2%Recent-cycle and two-cycle persistence scenarios; not a forecast
| Election | Participants | CVAP | Turnout | Quality |
|---|---|---|---|---|
| 2016 · Presidential | 105,710 | 145,365 | 72.7% | C/A |
| 2018 · Midterm | 87,069 | 153,647 | 56.7% | A/A |
| 2020 · Presidential | 131,436 | 162,002 | 81.1% | A/A |
| 2022 · Midterm | 91,970 | 165,663 | 55.5% | C/A |
| 2024 · Presidential | 140,480 | 173,454 | 81.0% | A/A |
Sources and methods
- 2016: numerator source 159, denominator source 157; top ticket votes; canonical-complete-contest-floor-v1; allocation share 0.0%; series 148/111.
- 2018: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:native; allocation share 0.0%; series 297/138.
- 2020: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:native; allocation share 0.0%; series 301/2.
- 2022: numerator source 159, denominator source 157; top ticket votes; canonical-complete-contest-floor-v1; allocation share 0.0%; series 154/183.
- 2024: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:native; allocation share 0.0%; series 311/228.
Precinct data
Results by precinct
54 precincts · 139,355 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -016016 | 1,991 | 3,094 | 75 | 5,160 | 38.6% | 60.0% | R+21.4 |
|---|---|---|---|---|---|---|---|
| Precinct -028A028A | 2,128 | 2,705 | 88 | 4,921 | 43.2% | 55.0% | R+11.7 |
| Precinct -037A037A | 1,946 | 2,599 | 70 | 4,615 | 42.2% | 56.3% | R+14.1 |
| Precinct -017B017B | 1,620 | 2,591 | 73 | 4,284 | 37.8% | 60.5% | R+22.7 |
| Precinct -029A029A | 2,024 | 2,124 | 57 | 4,205 | 48.1% | 50.5% | R+2.4 |
| Precinct -028D028D | 1,806 | 2,331 | 67 | 4,204 | 43.0% | 55.4% | R+12.5 |
| Precinct -00190019 | 1,514 | 2,552 | 53 | 4,119 | 36.8% | 62.0% | R+25.2 |
| Precinct -041041 | 1,565 | 2,399 | 72 | 4,036 | 38.8% | 59.4% | R+20.7 |
| Precinct -015015 | 1,739 | 2,131 | 68 | 3,938 | 44.2% | 54.1% | R+10.0 |
| Precinct -028B028B | 1,669 | 1,988 | 58 | 3,715 | 44.9% | 53.5% | R+8.6 |
| Precinct -00300030 | 1,430 | 2,220 | 45 | 3,695 | 38.7% | 60.1% | R+21.4 |
| Precinct -020B020B | 1,273 | 2,350 | 50 | 3,673 | 34.7% | 64.0% | R+29.3 |
| Precinct -028C028C | 1,459 | 1,829 | 91 | 3,379 | 43.2% | 54.1% | R+10.9 |
| Precinct -040040 | 1,350 | 1,967 | 62 | 3,379 | 40.0% | 58.2% | R+18.3 |
| Precinct -034034 | 775 | 2,519 | 28 | 3,322 | 23.3% | 75.8% | R+52.5 |
| Precinct -031031 | 1,366 | 1,891 | 33 | 3,290 | 41.5% | 57.5% | R+16.0 |
| Precinct -007007 | 1,137 | 2,023 | 40 | 3,200 | 35.5% | 63.2% | R+27.7 |
| Precinct -00050005 | 1,254 | 1,867 | 40 | 3,161 | 39.7% | 59.1% | R+19.4 |
| Precinct -032032 | 982 | 2,112 | 36 | 3,130 | 31.4% | 67.5% | R+36.1 |
| Precinct -0020A0020A | 1,339 | 1,668 | 55 | 3,062 | 43.7% | 54.5% | R+10.7 |
| Precinct -017A017A | 1,094 | 1,933 | 30 | 3,057 | 35.8% | 63.2% | R+27.4 |
| Precinct -044044 | 1,251 | 1,735 | 34 | 3,020 | 41.4% | 57.5% | R+16.0 |
| Precinct -018018 | 1,152 | 1,799 | 49 | 3,000 | 38.4% | 60.0% | R+21.6 |
| Precinct -038A038A | 1,197 | 1,619 | 36 | 2,852 | 42.0% | 56.8% | R+14.8 |
| Precinct -045045 | 900 | 1,571 | 37 | 2,508 | 35.9% | 62.6% | R+26.8 |
| Precinct -011011 | 288 | 2,202 | 16 | 2,506 | 11.5% | 87.9% | R+76.4 |
| Precinct -039039 | 710 | 1,763 | 25 | 2,498 | 28.4% | 70.6% | R+42.2 |
| Precinct -013013 | 330 | 2,127 | 18 | 2,475 | 13.3% | 85.9% | R+72.6 |
| Precinct -029C029C | 942 | 1,496 | 36 | 2,474 | 38.1% | 60.5% | R+22.4 |
| Precinct -021021 | 471 | 1,862 | 13 | 2,346 | 20.1% | 79.4% | R+59.3 |
| Precinct -022022 | 533 | 1,686 | 45 | 2,264 | 23.5% | 74.5% | R+50.9 |
| Precinct -012012 | 262 | 1,951 | 27 | 2,240 | 11.7% | 87.1% | R+75.4 |
| Precinct -033033 | 669 | 1,415 | 50 | 2,134 | 31.3% | 66.3% | R+35.0 |
| Precinct -024024 | 336 | 1,669 | 10 | 2,015 | 16.7% | 82.8% | R+66.2 |
| Precinct -006006 | 588 | 1,374 | 18 | 1,980 | 29.7% | 69.4% | R+39.7 |
| Precinct -038B038B | 787 | 1,110 | 39 | 1,936 | 40.7% | 57.3% | R+16.7 |
| Precinct -035035 | 682 | 1,122 | 18 | 1,822 | 37.4% | 61.6% | R+24.1 |
| Precinct -023023 | 528 | 1,276 | 17 | 1,821 | 29.0% | 70.1% | R+41.1 |
| Precinct -025025 | 455 | 1,323 | 19 | 1,797 | 25.3% | 73.6% | R+48.3 |
| Precinct -036036 | 429 | 1,337 | 17 | 1,783 | 24.1% | 75.0% | R+50.9 |
| Precinct -042042 | 573 | 1,116 | 32 | 1,721 | 33.3% | 64.8% | R+31.6 |
| Precinct -026026 | 327 | 1,336 | 13 | 1,676 | 19.5% | 79.7% | R+60.2 |
| Precinct -027027 | 264 | 1,280 | 7 | 1,551 | 17.0% | 82.5% | R+65.5 |
| Precinct -029B029B | 601 | 878 | 30 | 1,509 | 39.8% | 58.2% | R+18.4 |
| Precinct -008008 | 823 | 642 | 18 | 1,483 | 55.5% | 43.3% | D+12.2 |
| Precinct -014014 | 554 | 861 | 18 | 1,433 | 38.7% | 60.1% | R+21.4 |
| Precinct -037B037B | 462 | 811 | 21 | 1,294 | 35.7% | 62.7% | R+27.0 |
| Precinct -002002 | 655 | 428 | 13 | 1,096 | 59.8% | 39.1% | D+20.7 |
| Precinct -009009 | 559 | 434 | 9 | 1,002 | 55.8% | 43.3% | D+12.5 |
| Precinct -003003 | 453 | 383 | 12 | 848 | 53.4% | 45.2% | D+8.3 |
| Precinct -010010 | 540 | 290 | 7 | 837 | 64.5% | 34.6% | D+29.9 |
| Precinct -004004 | 577 | 167 | 6 | 750 | 76.9% | 22.3% | D+54.7 |
| Precinct -001001 | 389 | 192 | 4 | 585 | 66.5% | 32.8% | D+33.7 |
| Precinct -043043 | 420 | 123 | 11 | 554 | 75.8% | 22.2% | D+53.6 |
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | +38.3% |
| 1896 | +46.0% |
| 1900 | +34.6% |
| 1904 | +50.8% |
| 1908 | +41.7% |
| 1912 | +72.0% |
| 1916 | +58.2% |
| 1920 | +49.6% |
| 1924 | +59.8% |
| 1928 | +7.4% |
| 1932 | +78.5% |
| 1936 | +85.1% |
| 1940 | +83.8% |
| 1944 | +67.4% |
| 1948 | +51.9% |
| 1952 | +32.4% |
| 1956 | +31.0% |
| 1960 | +29.4% |
| 1964 | +26.0% |
| 1968 | −12.1% |
| 1972 | −44.5% |
| 1976 | +26.1% |
| 1980 | +5.4% |
| 1984 | −41.0% |
| 1988 | −31.6% |
| 1992 | −18.0% |
| 1996 | −22.1% |
| 2000 | −36.0% |
| 2004 | −40.7% |
| 2008 | −26.6% |
| 2012 | −30.2% |
| 2016 | −30.6% |
| 2020 | −24.2% |
| 2024 | −25.2% |
DemocraticRepublican
Federal and statewide elections · 3 House · 37 Senate · 3 Senate special · 13 governor
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.
U.S. Senate
Each row shows U.S. Senate votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
U.S. Senate special elections
Each row shows U.S. Senate special votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
Governor
Each row shows Governor votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
voter registration
Registered voters
By party of registration, over time
Party registration · 2024R+17.8
Presidential vote · 2024R+25.2
Registration leans Republican; the presidential vote runs 7.4 points more Democratic.
DemocraticRepublicanUnaffiliatedOther parties
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2008 | 116,779 | 37,236 | 51,761 | 27,692 | 90 |
| 2012 | 136,317 | 39,895 | 59,010 | 36,982 | 430 |
| 2016 | 151,134 | 39,919 | 63,514 | 47,079 | 622 |
| 2020 | 168,494 | 40,498 | 69,115 | 57,732 | 1,149 |
| 2022 | 170,393 | 39,360 | 68,470 | 61,465 | 1,098 |
| 2024 | 185,312 | 40,606 | 73,520 | 69,339 | 1,847 |
domestic migration
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
+2,111 net domestic migration · 2025
20112025
Net +47,474 over 2011–2025 · gain loss
Arrivals reported $101,186 in average income, against $124,227 for residents who stayed — 19% lower. (IRS SOI, 2022–23)
The places arrivals came from lean D+16.6 on average — 42 points more Democratic-leaning than Union County, NC itself (R+25.2).
Where arrivals came from lean of each source
- Mecklenburg County, NC3,006D+32.7
- Cabarrus County, NC214R+7.7
- Lancaster County, SC190R+24.8
- York County, SC168R+19.1
- Anson County, NC113R+2.5
- Wake County, NC90D+25.4
Where departures went households, 2022–23
- Mecklenburg County, NC1,984
- Lancaster County, SC347
- Cabarrus County, NC199
- Stanly County, NC166
- York County, SC160
- Anson County, NC148
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
| Year | Net domestic migration |
|---|---|
| 2011 | +1,598 |
| 2012 | +1,884 |
| 2013 | +2,955 |
| 2014 | +4,327 |
| 2015 | +3,117 |
| 2016 | +3,209 |
| 2017 | +4,033 |
| 2018 | +3,563 |
| 2019 | +3,115 |
| 2021 | +4,138 |
| 2022 | +3,896 |
| 2023 | +5,777 |
| 2024 | +3,751 |
| 2025 | +2,111 |
Union County has absorbed rapid exurban growth from the Charlotte metro yet maintained presidential margins above R+20 for over a decade, making it one of the most reliably right-leaning fast-growth counties in the Southeast.
Across the recorded series it reached a Democratic high of 85.1 points in 1936 and a Republican high of 44.5 points in 1972. Between 2020 and 2024 the county moved 1.0 points toward the Republican candidate; the 2024 margin was 25.2 points.
A population of 250,958, a 67% non-Hispanic-white share, and a median household income of $102,900 describe the county. The county's voting pattern over the last decade is most similar to that of Iredell County and Denton County.
Political twins — counties
The counties whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Iredell County
North Carolina
92.5twin score
population scale12-yr trend2000–2004 trajectory≠ median income
Denton County
Texas
91.6twin score
median income12-yr trend2000–2004 trajectory≠ % Asian
Hamilton County
Indiana
91.5twin score
population scale2000–2004 trajectory% Asian≠ 12-yr trend
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.
Browse places by community — income, education, race & ethnicity, language — all community cuts →
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.
Union County, North Carolina. Akashic. https://akashic.app/county/37179/. Accessed May 20, 2026. License: CC BY 4.0.
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Frequently asked questions
How did Union County, North Carolina vote in 2024?
In 2024, Union County, North Carolina voted Republican by 25.2 points (R+25.2), carried by the Republican candidate. Out of 139,355 votes cast, 51,168 went Democratic and 86,271 went Republican.
When did Union County, North Carolina last vote Democratic?
The most recent presidential election in which Union County, North Carolina voted Democratic was 1980.
How many people live in Union County, North Carolina?
Union County, North Carolina has a population of 250,958 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Union County, North Carolina?
Median household income in Union County, North Carolina is $102,900 — above the national median of $80,734. The North Carolina state median is $72,388.
What is the political history of Union County, North Carolina?
Akashic tracks 38 presidential elections in Union County, North Carolina from 1876 to 2024. Of those, 21 went Democratic and 13 went Republican.