Collin County, Texas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 6th-largest in Texas
The population of Collin County, Texas is 1,116,601 as of the 2023 American Community Survey, making it the 6th-largest county in Texas. The median household income is $117,588, the median home value is $447,600, and the median age is 37.3.
The population of Collin County has grown 59.4% since 2010 (787,102 → 1,254,658), a +3.39% annualized rate.
1,116,601
Population
+3.39%
Annual growth
1327
People / sq mi
$117,588
Median Income
$447,600
Median Home Value
Collin County covers 841 sq mi of land at 1327.1 people per square mile.
About Collin County, TX
What sets Collin County apart is where people work — remote work is unusually prominent here, at 24.9% versus 14.0% nationally. With 1,116,601 residents, Collin County is a county in Texas. That makes it one of the ten largest counties in Texas in the country, at #6 by population.
Earnings sit at the high end: a median household income of $117,588, above the US median of $78,538. Poverty is among the lowest of comparable US counties, at 4.6% — below the national 12.4%. Housing is expensive: the median home is worth $447,600, with typical rent around $1,792.
The population is unusually well-credentialed for US counties — 54.9% of adults have a four-year degree, above the national 35.0%. An unusually large 24.9% of workers are remote, above the national 14.0%, and the average commute runs about 28 minutes each way.
The remote-work concentration is telling in Collin County — it skews toward higher-income, college-educated workers and reshapes both commute patterns and housing demand.
Collin County Population History (2010-2024)
The county of Collin County had a population of 787,102 in 2010 and 1,254,658 in 2024, a 59.4% growth over 14 years. The peak was 1,254,658 in 2024. Average annual growth rate: 3.39%.
1,254,658
Population (2024)
787,102
Population (2010)
1,254,658
Peak (2024)
3.39%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 787,102 |
| 2011 | 812,083 |
| 2012 | 834,839 |
| 2013 | 856,063 |
| 2014 | 884,410 |
| 2015 | 915,014 |
| 2016 | 944,313 |
| 2017 | 972,724 |
| 2018 | 1,006,012 |
| 2019 | 1,035,072 |
| 2020 | 1,075,651 |
| 2021 | 1,114,687 |
| 2022 | 1,163,724 |
| 2023 | 1,207,964 |
| 2024 | 1,254,658 |
Race & Ethnicity
| White | 57.0% |
| Black or African American | 10.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.5% |
| Two or More Races | 0.0% |
Age & Sex
37.3
Median Age
50.3%
Female
49.7%
Male
11.3%
Age 65+
Age Distribution
Children (under 15): 20.4% · Seniors (65+): 11.3%
Income & Poverty
| Median household income | $117,588+$41,296 vs state |
| Mean household income | $150,558 |
| Per-capita income | $55,057 |
| Poverty rate | 4.6%-5.9% vs state |
| Unemployment rate | 2.9% |
| Employment-to-population | 67.6% |
Top Industries by Employment
The largest employment sector in Collin County is professional & business services, accounting for 18.9% of workers.
How residents commute
0.6%
Drive alone
1.2%
Carpool
64.7%
Public transit
24.9%
Work from home
28.1 min
Avg commute
Housing
$447,600+$187,200 vs state
Median home value
$1,792
Median rent
64.1%
Homeownership rate
421,938
Total housing units
94.8%
Occupied
5.2%
Vacant
35.9%
Renter-occupied
Social & access
90.1%
With health insurance
98.8%
With broadband internet
33.3%
Foreign-born
4.9%
Veterans (18+)
7.7%
With a disability
69.6%
Speak language other than English at home
Education
94.5%
High School+
54.9%
Bachelor's+
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Common questions about Collin County, TX
Frequently Asked Questions
Collin County, Texas has a population of 1,116,601 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 6th-largest county in Texas. Population density is 1327 people per square mile.
The population of Collin County has grown 59.4% since 2010 (787,102 → 1,254,658), a +3.39% annualized rate.
The median household income in Collin County, Texas is $117,588, with mean (average) household income of $150,558 and per-capita income of $55,057. 4.6% of residents live below the federal poverty level.
In Collin County, the largest racial and ethnic groups are White (57.0%), Black or African American (10.7%), Hispanic or Latino (1.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Collin County, Texas is 37.3 years. Residents are 50.3% female and 49.7% male.
The median home value in Collin County is $447,600 and median monthly rent is $1,792. 64.1% of occupied housing units are owner-occupied. The county has 421,938 total housing units, 5.2% of which are vacant.
The largest employment sector in Collin County, Texas is professional, scientific, and management services, employing 18.9% of workers. The unemployment rate is 2.9%.
Houston is among the largest cities associated with Collin County, Texas, with a population of 2,300,419.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.