Seagoville, Texas population

Incorporated place · Official geographic code 4866428 · Census name: Seagoville city

21,077

· Annual resident population estimate

U.S. Census Bureau · Population Estimates Program · Vintage 2025

+949 residents (+4.71%) since July 1, 2024.

Seagoville had an estimated 21,077 residents on July 1, 2025, the 148th most populous of 1,224 incorporated places in Texas. Its population grew 4.71% between July 2024 and July 2025, compared with +1.25% for Texas and +0.52% for the United States.

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Population change, 2020–2025
+2,526July 1 to July 1 · +13.62%
Land-area density, 2025
1,120.4People per square mile · 2025 land area
Rank in Texas, 2025
148 of 1,2241,845 of 19,471 nationally

Seagoville population history

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The six July 1 estimates in the table belong to one consistent Vintage 2025 series. The Census Bureau revises earlier years when it releases a new vintage; a figure from an older publication may differ from the value below.

Seagoville population, 2010–2025: 2010–2020 intercensal estimates (2020 boundaries) and Vintage 2025 estimates (2025 boundaries) 21.8k17.9k14.0k 2010201520202025

Vintage 2025, July 1, 2020–2025 Intercensal, 2010–2020

The highest observed population in this annual series was 21,077 in 2025. This is a peak within 2020–2025 coverage, not an all-time record.

Seagoville, Texas: July 1 annual population estimates, Vintage 2025
Reference datePopulationAnnual change
July 1, 202018,551—
July 1, 202118,819+268
July 1, 202219,588+769
July 1, 202319,915+327
July 1, 202420,128+213
July 1, 202521,077+949
Why is the April 2020 estimates base different from a census count?

The PEP estimates base here is 18,458 residents on April 1, 2020. It incorporates the Census Bureau’s corrections and geographic revisions and serves as the starting point for this annual series. It is not labeled an original 2020 census count. The chart starts at July 1, 2020, so its five-year change uses two July observations. Read about measurement types.

Seagoville population by year, 2010–2020

From the April 2010 estimates base to the April 2020 census count, Seagoville gained 3,547 residents (+23.8%). These Census Bureau intercensal estimates use 2020 boundaries and were released in November 2024.

Seagoville: 2010–2020 intercensal population estimates and April 1, 2020 census count, 2020 boundaries
DatePopulationAnnual change
April 1, 2010 · estimates base14,900—
July 1, 201014,993—
July 1, 201115,407+414
July 1, 201215,798+391
July 1, 201316,066+268
July 1, 201416,352+286
July 1, 201516,654+302
July 1, 201617,192+538
July 1, 201717,628+436
July 1, 201817,951+323
July 1, 201918,000+49
April 1, 2020 · census count18,447—

The April 2020 census count (18,447) and the Vintage 2025 April 2020 base (18,458) differ by 11. The gap comes from boundary changes and the Census Bureau’s revised 2020 base, not population change, so measure growth within one series. Source and download

Growth and density

Between July 1, 2020 and July 1, 2025, Seagoville gained 2,526 residents, a 13.62% increase. The annualized change over these five elapsed years was +2.59%. Annualized change is a summary of the interval; it does not imply that the population changed at that rate in every year.

The 2025 Gazetteer reports 18.81 square miles of land. Dividing the July 1, 2025 population by that compatible land area gives 1,120.4 people per square mile. Water area is excluded. Density depends on geographic boundaries. It describes this entire place, rather than a typical neighborhood or built-up area.

Calculations use unrounded source values. Population counts are displayed as integers, percentages to two decimals and density to one decimal. Calculation methods · Growth calculator

How Seagoville compares

Growth rates below use the same Vintage 2025 series for every row, so they can be compared directly. A city’s rate can differ sharply from its county’s because the county also includes other towns and unincorporated areas.

Population and growth compared with larger geographies, Vintage 2025
GeographyPopulation · 2025Growth · 2024–25Growth · 2020–25
Seagoville21,077+4.71%+13.62%
Dallas County2,661,397-0.10%+1.94%
Kaufman County209,235+5.67%+42.18%
Texas31,709,821+1.25%+8.45%
United States341,784,857+0.52%+3.08%

The Census Bureau does not publish births, deaths or migration for incorporated places; county profiles show those components of change. Coverage details

Seagoville demographics: age, race and income

The median age in Seagoville is 33.2 years, compared with 35.6 in Texas. 10.7% of adults 25 and older hold a bachelor’s degree or higher, and the median household income is $66,743. About 11.8% of residents live below the poverty level, and 17.4% were born outside the United States.

These are American Community Survey 5-year estimates for 2020–2024. They describe the 60 months ending in December 2024, come from a sample survey with the margins of error shown, and are separate from the July 1, 2025 population estimate above.

Seagoville population characteristics, ACS 2020–2024 5-year estimates with 90 percent margins of error
CharacteristicSeagovilleMarginTexasU.S.
Age and sex
Median age33.2±2.535.638.9
Under 18 years30.6%±4.225.0%22.0%
65 years and over8.9%±1.613.4%17.2%
Female44.8%±2.950.1%50.5%
Race and Hispanic origin
Hispanic or Latino (any race)51.3%±5.139.7%19.3%
White alone, not Hispanic25.6%±4.239.1%57.4%
Black alone, not Hispanic17.1%±4.911.9%11.9%
Asian alone, not Hispanic0.4% *±0.45.5%5.9%
American Indian and Alaska Native, not Hispanic0.4% *±0.30.1%0.5%
Native Hawaiian and Pacific Islander, not Hispanic0.0% *±0.10.1%0.2%
Some other race, not Hispanic1.2% *±0.60.4%0.6%
Two or more races, not Hispanic4.0% *±2.53.1%4.3%
Born outside the United States17.4%±3.517.6%14.1%
Households and education
Households5,278±30010,992,816129,227,496
Average household size3.29±0.192.692.53
Bachelor’s degree or higher, age 25+10.7%±2.633.8%35.7%
Income and poverty
Median household income$66,743±$8,364$78,476$80,734
Below the poverty level11.8%±5.013.8%12.5%

Margins are 90% margins of error. * The margin is large relative to the estimate (coefficient of variation above 30%); treat it as approximate. Percentages are computed from published Summary File counts with Census Bureau margin formulas. ACS survey population: 19,352; 2024 boundaries. Source and download

Geographic context

This figure covers the residents inside Seagoville’s municipal boundary on July 1, 2025. It is not a metropolitan-area total, and figures for a ZIP code, school district or mailing address area cover different territory, so they usually differ. Seagoville lies in Dallas County and Kaufman County, according to the published county/place-part relationships.

Texas population · State city directory · City proper versus county versus metro

Other incorporated places in the same counties

Largest other whole incorporated places sharing at least one of these counties; their totals can include residents of neighboring counties.

Resident population, July 1, 2025; change since July 1, 2024. PEP Vintage 2025.
PlacePopulation · 2025Change · 2024–25Growth · 2024–25People / sq. mi.
Dallas1,329,491-1,808-0.14%3,913.9
Irving257,076-1,561-0.60%3,838.1
Garland249,625-1,409-0.56%4,390.4
Grand Prairie209,434+1,919+0.92%2,738.6
Mesquite150,693+232+0.15%3,068.8

Texas incorporated places with nearby population ranks

Neighboring 2025 population ranks within Texas. Similar population does not imply similar density, boundaries or demographics.

Resident population, July 1, 2025; change since July 1, 2024. PEP Vintage 2025.
PlacePopulation · 2025Change · 2024–25Growth · 2024–25People / sq. mi.
Stephenville21,793+32+0.15%1,799.0
Angleton21,295+417+2.00%1,816.7
Murphy20,985-124-0.59%3,683.5
Crowley20,954+462+2.25%2,749.6

Source, citation and downloads

U.S. Census Bureau, Population Estimates Program, Vintage 2025, sub-est2025.csv, variable POPESTIMATE2025; Seagoville city, Texas, geographic code 4866428; resident population 21,077 on July 1, 2025; boundaries January 1, 2025. https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025.csv. Retrieved September 30, 2026. US Population Data snapshot pep-2025-r1, transformation 1.

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