Collin County, Texas: New American county. In 2024, voted R+11%. Democratic peak: D+83 in 1936.
Key facts
- 2024 presidential margin
- R+11MIT Election Lab
- Political typology
- New AmericanAkashic typology
- Population
- 1,163,3372024 5-year
- Median household income
- $121,6002024 5-year
- White (non-Hispanic)
- 53.5%2024 5-year
- Black
- 11.0%2024 5-year
- Hispanic / Latino
- 16.1%2024 5-year
- Peak Democratic margin
- D+83 in 1936MIT Election Lab
- Peak Republican margin
- R+63 in 1984MIT Election Lab
- Most similar
- Douglas County, CO · similarity 0.99
2024 results by precinct
2024 precinct map of Collin CountyPrecinct-level 2024 presidential results for Collin County, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | No data |
| 1880 | No data |
| 1884 | No data |
| 1888 | No data |
| 1892 | No data |
| 1896 | No data |
| 1900 | No data |
| 1904 | No data |
| 1908 | No data |
| 1912 | +69.7% |
| 1916 | +71.9% |
| 1920 | +46.9% |
| 1924 | +55.9% |
| 1928 | −1.4% |
| 1932 | +81.7% |
| 1936 | +82.7% |
| 1940 | +75.4% |
| 1944 | +67.1% |
| 1948 | +60.2% |
| 1952 | +18.8% |
| 1956 | +15.9% |
| 1960 | +14.9% |
| 1964 | +40.1% |
| 1968 | −3.5% |
| 1972 | −56.9% |
| 1976 | −21.0% |
| 1980 | −39.7% |
| 1984 | −63.5% |
| 1988 | −49.2% |
| 1992 | −27.9% |
| 1996 | −34.5% |
| 2000 | −48.6% |
| 2004 | −43.0% |
| 2008 | −25.6% |
| 2012 | −31.5% |
| 2016 | −16.6% |
| 2020 | −4.3% |
| 2024 | −11.1% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 222,115 | 279,534 | 517,690 | ||
| R | 230,945 | 252,318 | 492,216 | ||
| R | 140,624 | 201,014 | 364,430 | ||
| R | 101,415 | 196,888 | 303,567 | ||
| R | 109,047 | 184,897 | 296,583 | ||
| R | 68,935 | 174,435 | 245,154 | ||
| R | 42,884 | 128,179 | 175,420 | ||
| R | 37,854 | 83,750 | 132,925 | ||
| R | 24,508 | 60,514 | 128,833 | ||
| R | 22,934 | 67,776 | 91,230 | ||
| R | 13,604 | 61,095 | 74,838 | ||
| R | 15,187 | 36,559 | 53,861 | ||
| R | 14,039 | 21,608 | 36,000 | ||
| R | 4,783 | 17,667 | 22,637 | ||
| R | 5,918 | 6,494 | 16,262 | ||
| D | 7,833 | 3,341 | 11,193 | ||
| D | 5,229 | 3,865 | 9,158 | ||
| D | 5,280 | 3,823 | 9,137 | ||
| D | 5,906 | 4,037 | 9,950 | ||
| D | 5,516 | 1,155 | 7,250 | ||
| D | 6,574 | 974 | 8,344 | ||
| D | 7,373 | 1,028 | 8,412 | ||
| D | 5,669 | 531 | 6,210 | ||
| D | 6,059 | 589 | 6,698 | ||
| R | 3,377 | 3,476 | 6,876 | ||
| D | 7,215 | 1,981 | 9,365 | ||
| D | 4,045 | 1,338 | 5,778 | ||
| D | 4,141 | 594 | 4,933 | ||
| D | 3,187 | 342 | 4,083 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
10.3%
German
9.7%
Irish
7.4%
American
6.4%
Italian
2.9%
Scottish
1.8%
French
1.6%
African American
8.8%
Multiple ancestry combinations reported; no single grouping above 1%.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
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.
2024 ACS
Age distribution by sex
Median age: 37.3 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.
2024 ACS
Median household income
Inflation-adjusted dollars
$121,600
Collin County ranks in the top 0.5% of US counties.
Collin County$121,600
Texas$78,476
United States$80,734
Collin County ranks in the top 0.5% of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
6.2%
Child poverty is below the national average.
Children under 187.0%
Working age (18–64)5.7%
Seniors (65+)9.9%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
68.8%
speak English only
Spanish10.7%
Asian & Pacific Islander9.9%
Other Indo-European8.0%
Other languages2.7%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 52.7% of residents not counted as adherents by any reporting body.
Collin County's rapid suburban growth north of Dallas has compressed its presidential margins from R+28 in 2012 to R+11 in 2024, making it a closely watched indicator of how educated, high-income suburbs shift over time.
Collin County has leaned Republican in recent presidential elections, reaching a Democratic margin of eighty-three points in 1936. Between 2020 and 2024 it moved seven points toward the Republican candidate — part of the sharpest rightward shift recorded among any group of places in the country.
Its demographics describe the shift: a 54% non-Hispanic-white share, a median household income of $121,600, and a population of 1,163,337. The county's voting pattern over the last decade is most similar to that of Douglas County and Delaware County.
Most similar counties
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.
Collin County, Texas. Akashic. https://akashic.app/county/48085/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More new american counties
Frequently asked questions
How did Collin County, Texas vote in 2024?
In 2024, Collin County, Texas voted Republican by 11.1 points (R+11), carried by the Republican candidate. Out of 517,690 votes cast, 222,115 went Democratic and 279,534 went Republican.
What is Collin County, Texas's political typology?
Akashic places Collin County, Texas in the "New American" typology — Communities where a large share of households speak a language other than English — multilingual, Democratic-leaning overall, yet the hardest-swinging bloc toward the Republican Party in 2024. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 13 times, Republican 16 times, and other 0 times.
When did Collin County, Texas last vote Democratic?
The most recent presidential election in which Collin County, Texas voted Democratic was 1964.
How many people live in Collin County, Texas?
Collin County, Texas has a population of 1,163,337 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Collin County, Texas?
Median household income in Collin County, Texas is $121,600 — above the national median of $80,734. The Texas state median is $78,476.
What is the political history of Collin County, Texas?
Akashic tracks 38 presidential elections in Collin County, Texas from 1876 to 2024. Of those, 13 went Democratic and 16 went Republican. The county's typology — "New American" — captures where that record, its demographics, and its recent swing place it among American communities.