Oldham County, Texas

County in TX, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

2,249

Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

31.4

years ∙ half population younger than 31.4, half older

Diversity Index

52.7%

chance two random people differ in race and ethnicity

Nativity

7.9%

foreign-born population

92.1%Native

7.9% Foreign-born

Geographic Context

Location, size, and surroundings

About

Oldham County is a county in Texas, United States.

Location

County in TX, US

Co-ordinates

DEC35.401921° N, 102.597620° W

DMS35° 24′ 06.92″ N, 102° 35′ 51.43″ W

Population Density & area

1.5/sq mi (0.579/km²)

Total Area

1,502 sq mi (3,888 km²)

Land Area

1,501 sq mi (3,886 km²) · 99.94%

Water Area

1 sq mi (2 km²) · 0.06%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

55.5% male

Male 55.5%

Female 44.5%

males per 100 females

Oldham County 124.9

Texas 99.6

United States 98

Nativity

7.9%

foreign-born population

92.1%Native

7.9% Foreign-born

% Foreign-born

Oldham County 7.9%

Texas 17.6%

United States 14.1%

Age Distribution

How the population is spread across age groups

Median Age

31.4

years ∙ half population younger than 31.4, half older

Oldham County

31.4

Texas

35.6

United States

38.9

Dependency ratio

101.2

dependents per 100 working-age adults

Oldham County 101.2

Texas 62.4

United States 64.4

AGE DISTRIBUTION

Distribution of age group

Median age

	Oldham County	Texas	United States
Age Group
Children (Under 18)	38.6%	25%	22%
Working age (18-64)	49.7%	61.6%	60.8%
Senior (65+)	11.7%	13.4%	17.2%
Dependency ratio
Total dependency ratio	101.2	62.4	64.4
Child dependency ratio	77.5	40.6	36.1
Old-age dependency ratio	23.6	21.8	28.3

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

62.3%

Black

8.7%

Asian

0.3%

Hispanic

27.8%

Other

0.9%

Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

52.7%

chance two random people differ in race and ethnicity

Oldham County 52.7%

Texas 67.1%

United States 61.4%

Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity

Percentage of Oldham County population

	Oldham County	Texas	United States
Hispanic or Latino	27.8%	39.7%	19.3%
Mexican	22.9%	32.1%	11.3%
Puerto Rican	0%	0.8%	1.8%
Cuban	0%	0.5%	0.8%
Other Hispanic / Latino	4.8%	6.3%	5.5%
Not Hispanic or Latino	72.2%	60.3%	80.7%
One race	71.4%	57.2%	76.4%
White	62.3%	39.1%	57.4%
Black or African American	8.7%	11.9%	11.9%
American Indian and Alaska Native	0%	0.1%	0.5%
Asian	0.3%	5.5%	5.9%
Native Hawaiian and Other Pacific Islander	0%	0.1%	0.2%
Some Other Race	0.1%	0.4%	0.6%
Two or more races (Multiracial)	0.8%	3.1%	4.3%

Household & Families Composition

Household size, type, and family structure

Household structure

78.7% family

Family 78.7%

Non family 21.3%

% family households

Oldham County 78.7%

Texas 67.7%

United States 64.2%

Average household size

2.82

persons per household

Oldham County

2.82

Texas

2.69

United States

2.53

Household & Family COMPOSITION

Households

Percentage of Oldham County population

	Oldham County	Texas	United States
Total households	614	10,992,816	129,227,496
Average houshold size	2.82	2.69	2.53
Family households	483	7,443,447	82,990,528
Average family size	3.1	3.3	3.14
Married couple family	383	5,376,819	60,637,388
Other families	100	2,066,628	22,353,140
Male householder	28	591,475	6,572,819
Female householder	72	1,475,153	15,780,321
Non-family households	131	3,549,369	46,236,968
One-person households	121	2,885,361	37,140,836
Male householder	54	1,366,738	16,871,444
Senior (65+) living alone	29	338,159	5,225,110
Female householder	67	1,518,623	20,269,392
Senior (65+) living alone	22	643,272	10,089,070
Other living arrangements	10	664,008	9,096,132

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

776

housing units

Oldham County 776

Texas 12,128,515

United States 143,775,355

Occupancy status

79.1% occupied

Occupied 79.1%

Vacant 20.9%

vacancy rate

Oldham County 20.9%

Texas 9.4%

United States 10.1%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

81.9%

Single family houses

81.9%

Apartments in multi-unit structures

3.6%

Mobile homes

14.4%

Boat, RV, van, etc

Median Year Built

1968

Half of houses were built before 1968, and half after.

Historic ∙ 1939 or earlier

15.6%

Postwar & mid-century ∙ 1940 - 1969

40.7%

Late 20th century ∙ 1970 - 1999

25.2%

Modern ∙ 2000 or later

18.5%

Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Oldham County	Texas	United States
Rooms per unit
Median rooms	6.1	5.4	5.5
1–3 rooms	2%	17.1%	15.1%
4–6 rooms	60.8%	52.8%	51.6%
7+ rooms	37.3%	30.1%	33.4%
Bedrooms
No bedroom / studio	0.8%	3%	2.9%
1 bedroom	1.2%	12.7%	10.9%
2 bedrooms	12.1%	21%	25%
3 bedrooms	65.3%	39.5%	38.7%
4+ bedrooms	20.7%	23.9%	22.4%
At a glance
Median year built	1968	1992	1981
Total housing units	776	12,128,515	143,775,355

Occupancy Profile

Who is inside and how they use it

Homeownership

73.6% owners

Renter-occupied 26.4%

Owner-occupied 73.6%

homeownership rate

Oldham County 73.6%

Texas 62.6%

United States 65.2%

Average household size

2.71

Owner-occupied

3.12

Renter-occupied

owner-occupied average size

Oldham County 2.71

Texas 2.87

United States 2.64

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Oldham County	Texas	United States
Total occupied units	614	10,992,816	129,227,496
Year moved in
2020 or later	15.8%	30.1%	24.8%
2010 to 2019	45.4%	40.4%	39.6%
2000 to 2009	18.4%	15.4%	16.4%
1999 or earlier	20.4%	14.1%	19.1%
Occupants per room
1.00 or fewer	99.3%	95.2%	96.6%
1.01 to 1.50	0.5%	3.2%	2.2%
1.51 or more	0.2%	1.6%	1.2%
Vehicles availability
No vehicles	1.3%	5.4%	8.4%
1 vehicle	17.4%	33%	33.1%
2 vehicles	43.2%	39.3%	36.6%
3 or more vehicles	38.1%	22.3%	21.9%
House heating fuel used
Gas	58.1%	37.4%	51.4%
Electricity	40.6%	61.2%	41.3%
Solar	0%	0.3%	0.3%
Fuel oil, kerosene etc	0%	0.1%	3.9%
All other fuels	0.7%	0.4%	2%
No fuel used	0.7%	0.6%	1.2%
Selected characteristics
Lacking complete plumbing	0.2%	0.5%	0.4%
Lacking complete kitchen	0%	0.8%	0.8%
No telephone service available	0.3%	0.9%	0.9%

Housing Value

What owner-occupied units are worth

Median home value

$162,800

owner-occupied units

Median value(USD)

Oldham County

$162,800

Texas

$283,800

United States

$332,700

Housing Cost Burden

2.7%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

2.7%

Owners without a mortgage

17.3%

Renters

47.7%

Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs

Tenure, crowding, and utilities

	Oldham County	Texas	United States
Property value
Median Value	$162,800	$283,800	$332,700
Under $100,000	33.4%	13.3%	11.4%
$100,000 - $200,000	29.4%	17.9%	15.8%
$200,000 - $300,000	10.2%	22.1%	17.8%
$300,000 - $500,000	25%	28%	26.9%
$500,000 - $1,000,000	1.8%	14.9%	20.9%
$1,000,000 and more	0.2%	3.7%	7.1%
Owner-occupied households
With a mortgage	50%	56%	60.6%
Without a mortgage	50%	44%	39.4%
Median monthly owner costs
With a mortgage	$1,793	$2,106	$1,963
Without a mortgage	$535	$678	$638
Gross rent
Median rent	$1,111	$1,403	$1,413

Education Profile

How educated is the community and how education pays off

Adults with a college degree

21.4%

of adults 25+ with a bachelor's degree or higher

Oldham County 21.4%

Texas 33.8%

United States 35.7%

Adults without a high school diploma

14.5%

of adults (25+) without a high school diploma

Oldham County 14.5%

Texas 14.1%

United States 10.4%

School Enrollment

Who is enrolled in school and at what level

School enrollment

768

population (age 3+) enrolled in school

Nursery / Preschool

K–12

88.4%

College / Undergraduate

7.2%

Graduate / Professional

1.4%

College-going rate (18-24 yr olds)

15.2%

of 18-24-year-olds in college or graduate school

Oldham County

15.2%

Texas

36.3%

United States

40.9%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split

Population 3+ currently enrolled in a school

	Oldham County	Texas	United States
Total enrolled (age 3+)	768	7,886,029	80,089,790
Nursery / preschool	3%	5.6%	5.7%
K–12	88.4%	70.6%	67.6%
Kindergarten	1.6%	5.4%	5%
Elementary: Grades 1–4	13.7%	21.1%	19.8%
Elementary: Grades 5–8	18.8%	21.8%	21%
High School: Grades 9–12	54.4%	22.3%	21.7%
College or graduate school	8.6%	23.9%	26.7%
College, undergraduate	7.2%	18.9%	21%
Graduate, professional school	1.4%	5%	5.8%
College-going rate · 18-24 yr olds	15.2%	36.3%	40.9%
School type
Public school	69%	86.9%	82%
Private school	31%	13.1%	18%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

1,270

population 25 years and over

Total adults (25+)

Less than 9th grade

9th-12th, no diploma

5.5%

HS graduate

27.7%

Some college no degree

26.6%

Associates degree

9.8%

Bachelors degree

16.3%

Graduate or professional degree

5.1%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

% male · % female

Less than 9th grade

74.6% · 25.4%

9th-12th, no diploma

27.1% · 72.9%

HS graduate

53.1% · 46.9%

Some college no degree

58.3% · 41.7%

Associates degree

37.1% · 62.9%

Bachelors degree

41.5% · 58.5%

Graduate or professional degree

43.1% · 56.9%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)

Highest credential completed · adults 25+

	Oldham County	Texas	United States
Population (25+)	1,270	19,717,474	230,807,303
Less than 9th grade	9%	7.3%	4.7%
9th–12th, no diploma	5.5%	6.8%	5.7%
High school diploma or GED	27.7%	24.3%	26%
Some college, no degree	26.6%	20.1%	19.1%
Associate's degree	9.8%	7.7%	8.8%
Bachelor's degree or higher	21.4%	33.8%	35.7%
Bachelor's degree	16.3%	21.5%	21.6%
Graduate or professional	5.1%	12.3%	14.1%
High School or higher	85.5%	86%	89.6%

Earnings by education level

percentage as applicable

Median Earnings

$46,958

Median earnings for adults 25+, by level

Less than HS graduate

$33,426

HS graduate

$38,854

Some college or associates

$49,063

Bachelors degree

$58,250

Graduate or professional degree

$84,000

Poverty Rate

3.3%

for ages 25+, with bachelors degree or higher

Less than HS graduate

21.3%

HS graduate

33.4%

Some college or associates

9.5%

Bachelors degree or higher

3.3%

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Oldham County	Texas	United States
Median earnings
Population 25+, with earnings	$46,958	$51,033	$52,696
Less than high school graduate	$33,426	$30,970	$32,485
High school graduate (includes equivalency)	$38,854	$37,956	$40,153
Some college or associate's degree	$49,063	$46,890	$47,260
Bachelor's degree	$58,250	$70,006	$70,044
Graduate or professional degree	$84,000	$87,663	$90,720
Poverty rates
Less than high school graduate	21.3%	24.3%	24.2%
High school graduate (includes equivalency)	33.4%	14.8%	14.4%
Some college or associate's degree	9.5%	9.6%	9.8%
Bachelor's degree or higher	3.3%	4.5%	4.5%

Insights for Oldham County, by topic

Income By year By race By age By gender

Population By year By race By age By gender

About Neilsberg Research

Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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