McMullen County, TX demographics:
population, income, and more

Total population
700
12.4% year-over-year change
Median household income
$43,875/yr
-4.3% year-over-year change
Housing units
348
6.8% year-over-year change

McMullen County population

How many people live in McMullen County

McMullen County is home to 700 residents, according to the most recent Census data. Gender-wise, 39.4% of McMullen County locals are male, and 60.6% are female.

Total population
700
12.4% year-over-year change
Gender ratio
Male
39.4%
276
Female
60.6%
424
Value Percent YoY change
Male 276 39.4% 3.4%
Female 424 60.6% 19.1%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in McMullen County is 32, with the population distributed as follows: about 36.7% are children under 15, then 7.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 25.6% of the population, while another 12.7% fall into the 45 to 64 bracket. Finally, around 17.3% are 65 or older.

Median age
31.8
Age breakdown
Under 15
36.7%
15 to 24
7.7%
25 to 44
25.6%
45 to 64
12.7%
Over 65
17.3%
Value Percent YoY change
Under 15 257 36.7% 11.7%
15 to 24 54 7.7% 38.5%
25 to 44 179 25.6% 7.2%
45 to 64 89 12.7% 4.7%
Over 65 121 17.3% 18.6%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In McMullen County, 95.7% of the population are US-born citizens, while 0.1% have gained naturalized citizenship. At the same time, 4.1% of residents are non-citizens. There’s also a share of 48.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
95.7%
Non-U.S.-born citizens
0.1%
Non-citizens
4.1%
Value Percent YoY change
U.S.-born citizens 670 95.7% 11.8%
Non-U.S.-born citizens 1 0.1% -50.0%
Non-citizens 29 4.1% 31.8%
Racial breakdown
White
43.7%
Black or African American
0%
American Indian and Alaska Native
0.4%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
48.7%
Other
7.1%
Value Percent
White 306 43.7%
American Indian and Alaska Native 3 0.4%
Two or more races 341 48.7%
Other 50 7.1%

Households in McMullen County

A peek inside McMullen County households

McMullen County has 207 households, with an average of 3 members in each. Of these, 82.1% are families, while the remaining 17.9% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
207
23.2% year-over-year change
Average people per household
3
Non-family households
37
Family households
170
Value Percent YoY change
Non-family households 37 17.9% -15.9%
Family households 170 82.1% 37.1%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in McMullen County

The housing landscape of McMullen County

McMullen County's housing consists of 348 units, with 65.8% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 3.4% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 30.8% of the housing landscape.

Housing units
348
6.8% year-over-year change
Housing types
Value Percent
1 unit, detached 229 65.8%
1 unit, attached 12 3.4%
Mobile home 107 30.8%
Homes built since 2020
0
% year-over-year change

The age of buildings in McMullen County

In McMullen County, the median construction year is 1986. About 8.6% of homes were built before the 1940s, with another 4.3% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 30 8.6% 66.7%
Built between 1940 and 1949 15 4.3% 0.0%
Built between 1950 and 1959 54 15.5% 54.3%
Built between 1960 and 1969 41 11.8% 28.1%
Built between 1970 and 1979 16 4.6% -44.8%
Built between 1980 and 1989 31 8.9% -16.2%
Built between 1990 and 1999 56 16.1% 107.4%
Built between 2000 and 2009 60 17.2% -27.7%
Built between 2010 and 2019 45 12.9% -10.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

McMullen County occupancy rates

Out of the 207 occupied housing units in McMullen County, 78.3% are owner-occupied, while 21.7% are lived in by tenants. Meanwhile, 40.5% of all homes on the local market sit vacant.

Occupied housing units
207
23.2% year-over-year change
Occupancy breakdown
Renter occupied
45
Owner occupied
162
Value Percent YoY
change
Renter occupied 45 21.7% 15.4%
Owner occupied 162 78.3% 25.6%
Unoccupied housing units
40.5%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

McMullen County housing costs

Housing costs in McMullen County come to a median of $453 per month, while tenants specifically pay a median gross rent of $758.

Median housing costs per month
$453/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in McMullen County
$758/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in McMullen County

McMullen County education at a glance

About 50.4% of the population in McMullen County went to high school, while 22.1% pursued college studies. Another 3.1% earned an associate degree and 17.8% hold a bachelor’s. Meanwhile, 0.7% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 25 5.9% 47.1%
High school diploma 212 50.4% 14.0%
College diploma 93 22.1% -12.3%
Associate degree 13 3.1% -45.8%
Bachelor's degree 75 17.8% 53.1%
Graduate degree 3 0.7% -25.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in McMullen County

How much people earn in McMullen County

The average annual household income in McMullen County was $69,640 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -2% change from the previous year. At the same time, the median income stood at $43,875, reflecting a -4.3% shift over the same period.

Average household income in McMullen County
$69,640/year
-2.0% year-over-year change
Median household income in McMullen County
$43,875/year
-4.3% year-over-year change

McMullen County income by age

In McMullen County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $37,955. Those with someone between 45 and 64 in charge, often well established professionally, earn $45,125 overall. Overall, 87.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $37,955 N/A
45 - 64 $45,125 -2.0%
Over 65 $58,571 N/A
Above poverty level
590
Below poverty level
81
Value Percent YoY
change
Above poverty level 590 87.9% 6.7%
Below poverty level 81 12.1% 62.0%

Employment in McMullen County

Workforce and job types in McMullen County

The job market in McMullen County is powered by 231 working residents, spread across a range of industries and roles. 84.4% of the working population are employed in professional or administrative positions, while 15.6% are in hands-on or service-based jobs. Also, 18.2% run their own businesses, 51.5% are employed by private companies, and 30.3% work in the public sector.

Workforce demographics

Working population
231
-8.7% year-over-year change
White collar
195
Blue collar
36
Value Percent YoY change
White collar 195 84.4% 2.6%
Blue collar 36 15.6% -42.9%
Employer type
Self employees
18.2%
Private companies
51.5%
Governmental workers
30.3%
Not for profit companies
0%
Value Percent YoY change
Self employees 42 18.2% 121.0%
Private companies 119 51.5% -0.8%
Governmental workers 70 30.3% -38.6%

Transportation in McMullen County

How people get around in McMullen County

Commuting methods vary: 81.8% of residents travel by personal vehicle and 1.7% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 189 81.8% -15.2%
Walk 4 1.7% -33.3%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in McMullen County by zipcode?

Zipcode Population Number of households Median income Average income
78007 196 36 $38,636 $48,286
78021 165 51 $0 $118,973
78071 3,576 1,120 $60,500 $81,986
78072 403 141 $37,198 $64,312
78075 252 92 $52,000 $74,329

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FAQs about McMullen County demographics 

What is the total population of McMullen County?

McMullen County has a total population of 700 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +12.4% compared to a year ago.

What is the gender ratio in McMullen County?

The gender ratio in McMullen County is as follows:
  • 39.4% males (276 residents)
  • 60.6% females (424 residents)

What is the median age in McMullen County?

The median age in McMullen County is 31.8.

What is the age distribution of the population in McMullen County?

The age distribution in McMullen County is as follows:
  • Under 15: 36.7% (257 residents)
  • Ages 15-24: 7.7% (54 residents)
  • Ages 25-44: 25.6% (179 residents)
  • Ages 45-64: 12.7% (89 residents)
  • Over 65: 17.3% (121 residents)

What is the racial and ethnic makeup of McMullen County?

The racial and ethnic makeup of McMullen County is as follows:
  • White: 43.7% (306 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0.4% (3 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 48.7% (341 residents)
  • Other: 7.1% (50 residents)

What percentage of the population in McMullen County are U.S.-born citizens?

U.S.-born citizens represent 95.7% of the population in McMullen County.

How many housing units are there in McMullen County?

There are 348 housing units in McMullen County, reflecting a +6.8% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in McMullen County and what is the average household size?

McMullen County has a total of 207 households, with an average of 3 people in each.

What is the median household income in McMullen County?

McMullen County has a median household income of $43,875, representing a -4.3% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for McMullen County?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 84.4% (195 residents)
  • Blue-collar workers: 15.6% (36 residents)

Places of employment:
  • Self-employed: 18.2% (42 residents)
  • Private companies: 51.5% (119 residents)
  • Governmental workers: 30.3% (70 residents)
  • Not-for-profit companies: 0% (0 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025