Demographics of McLennan County, Texas

McLennan County, Texas had 272,020 people on July 1, 2025, by the Census Bureau’s estimate: +10,831 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

McLennan County, in four figures

272,020
Population: July 1, 2025, Vintage 2025 estimate.; +4.1%
Change since July 2020: +10,831 people.; 34.0 ±0.2
Median age: ACS 2020–⁠2024.; $66,643 ±$1,952
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

McLennan County, Texas's population grew 4.1% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of McLennan County, Texas's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

McLennan County, Texas's population grew 4.1% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of McLennan County, Texas's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	261,189	100.0	100.0
2021	263,802	101.0	100.2
2022	266,125	101.9	100.7
2023	268,480	102.8	101.6
2024	270,348	103.5	102.5
2025	272,020	104.1	103.1

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Population of McLennan County, Texas on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	261,189	+601	+159	+2	+376
2021	263,802	+2,613	+257	+99	+2,148
2022	266,125	+2,323	+457	+441	+1,532
2023	268,480	+2,355	+853	+553	+968
2024	270,348	+1,868	+954	+883	+47
2025	272,020	+1,672	+961	+203	+484

Age, 2020–2024

The median age is 34.0 ±0.2: for men 32.5 ±0.3 and for women 35.4 ±0.2. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in McLennan County by age, ACS 2020–2024
Age	People	Share	Texas	United States
Under 5	16,761 ±112	6.3% ±<0.1	6.4% ±<0.1	5.6% ±<0.1
5 to 17	46,975 ±1,322	17.7% ±0.5	18.6% ±0.1	16.3% ±<0.1
18 to 24	38,018 ±1,655	14.3% ±0.6	9.7% ±<0.1	9.1% ±<0.1
25 to 44	66,922 ±1,115	25.2% ±0.4	28.5% ±0.1	26.9% ±<0.1
45 to 64	56,620 ±1,071	21.3% ±0.4	23.3% ±<0.1	24.8% ±<0.1
65 and over	40,771 ±1,326	15.3% ±0.5	13.4% ±<0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $66,643 ±$1,952, and income per person $35,149 ±$852, in 2024 dollars. The median is $78,476 ±$263 in Texas and $80,734 ±$166 in the United States.

Households by income

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Households in McLennan County by income, ACS 2020–2024
Household income	Households	Share	Texas	United States
Under $25,000	17,884 ±1,193	18.4% ±1.2	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	19,246 ±1,368	19.8% ±1.4	17.3% ±0.1	16.7% ±<0.1
$50,000 to $74,999	16,303 ±1,050	16.7% ±1.1	16.1% ±0.1	15.5% ±<0.1
$75,000 to $99,999	12,662 ±890	13.0% ±0.9	12.8% ±0.1	12.6% ±<0.1
$100,000 to $149,999	15,876 ±1,077	16.3% ±1.1	17.3% ±0.1	17.5% ±<0.1
$150,000 to $199,999	7,104 ±638	7.3% ±0.7	9.5% ±0.1	9.6% ±<0.1
$200,000 or more	8,263 ±621	8.5% ±0.6	12.5% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in McLennan County by age, ACS 2020–2024
Age	Below poverty	Rate	Texas	United States
All ages	42,565 ±2,647	16.6% ±1.0	13.8% ±0.1	12.5% ±0.1
Under 18	13,058 ±1,128	20.8% ±1.7	18.7% ±0.2	16.1% ±0.1
18 to 59	24,090 ±1,647	17.2% ±1.1	12.2% ±0.1	11.6% ±0.1
60 and over	5,417 ±639	10.1% ±1.2	12.0% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in McLennan County, ACS 2020–2024
Measure	McLennan County	Texas	United States
Housing units	108,454 ±95	12,128,515 ±1,574	143,775,355 ±10,234
Occupied	89.8% ±0.9	90.6% ±0.1	89.9% ±0.1
Vacant	10.2% ±0.9	9.4% ±0.1	10.1% ±0.1
Owner occupied	61.8% ±1.0	62.6% ±0.3	65.2% ±0.3
Renter occupied	38.2% ±1.2	37.4% ±0.2	34.8% ±0.1
Median home value	$243,600 ±$6,152	$283,800 ±$738	$332,700 ±$236
Median gross rent	$1,173 ±$23	$1,403 ±$4	$1,413 ±$2
Median year built	1983 ±1	1992 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in McLennan County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Texas	United States
Hispanic or Latino	71,761 ±0	27.0% ±<0.1	39.7% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	143,918 ±572	54.1% ±0.2	39.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	35,929 ±766	13.5% ±0.3	11.9% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	4,499 ±288	1.7% ±0.1	5.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	368 ±127	0.1% ±<0.1	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	17 to 71	< 0.1%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	854 ±334	0.3% ±0.1	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	8,694 ±875	3.3% ±0.3	3.1% ±<0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in McLennan County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Texas	United States
Born in the state	181,528 ±2,569	68.2% ±1.0	58.3% ±0.1	57.3% ±<0.1
Born in another state	58,761 ±2,135	22.1% ±0.8	22.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	2,961 ±560	1.1% ±0.2	1.7% ±<0.1	1.7% ±<0.1
Born abroad	22,817 ±1,614	8.6% ±0.6	17.6% ±0.1	14.1% ±<0.1
Naturalized citizens	6,393 ±783	2.4% ±0.3	7.4% ±<0.1	7.4% ±<0.1
Not citizens	16,424 ±1,571	6.2% ±0.6	10.2% ±0.1	6.8% ±<0.1

McLennan County among the counties of Texas

21st of 254 by population, July 2025. Every one is listed on the Texas page.

Counties of Texas near McLennan County in population, July 2025
County	July 2025	Change since 2020
Galveston County	372,207	+5.9%
Nueces County	352,992	−0.2%
Lubbock County	328,906	+5.6%
Hays County	304,390	+24.8%
Webb County	281,224	+5.2%
McLennan County	272,020	+4.1%
Jefferson County	254,321	−0.7%
Smith County	252,549	+7.8%
Brazos County	249,088	+6.2%
Ellis County	240,867	+24.0%
Johnson County	218,048	+20.5%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026