San Marcos

Population: 68,920
Median household income: $51,030
Median home value: $269,700

San Marcos is a community in Hays County, Texas, home to 68,920 residents. The median household income of $51,030 is below the Hays County median ($85,827).

From 2019 to 2023, San Marcos's population grew 9.0% from 63,220 to 68,920, while its median home value rose 57.3% from $171,500 to $269,700.

The typical home was built around 1998. 26.7% of residents live below the poverty line.

Demographics

ACS 2019–2023

Population: 68,920
Median age: 25.5 yrs
Median household income: $51,030
Median home value: $269,700
Median gross rent: $1,299
Housing units: 29,892
Homeownership rate: 30.5%
Bachelor's degree or higher: 37.3%
Unemployment rate: 6.1%

Trends

ACS 5-year · 2019–2023

Population

63,22068,920

Median household income

$40,370$51,030

Median home value

$171,500$269,700

Median gross rent

$1,064$1,299

Year	Population	Median household income	Median home value	Median gross rent
2019	63,220	$40,370	$171,500	$1,064
2020	64,053	$42,030	$185,300	$1,099
2021	64,812	$42,500	$201,200	$1,172
2022	67,143	$47,394	$248,300	$1,251
2023	68,920	$51,030	$269,700	$1,299

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 54.0%

5 to 178.4%

18 to 2436.0%

25 to 3417.2%

35 to 4410.5%

45 to 546.4%

55 to 646.9%

65 to 747.2%

75 and over3.5%

	Count	Share
Under 5	2,756	4.0%
5 to 17	5,758	8.4%
18 to 24	24,803	36.0%
25 to 34	11,824	17.2%
35 to 44	7,209	10.5%
45 to 54	4,415	6.4%
55 to 64	4,788	6.9%
65 to 74	4,973	7.2%
75 and over	2,394	3.5%

Race & ethnicity

	Count	Share
White (non-Hispanic)	31,262	45.4%
Black or African American	3,618	5.2%
American Indian & Alaska Native	106	0.2%
Asian	1,415	2.1%
Native Hawaiian & Pacific Islander	10	0.0%
Some other race	1,160	1.7%
Two or more races	2,459	3.6%
Hispanic or Latino (any race)	28,890	41.9%

Educational attainment (age 25+)

No high school diploma9.1%

High school graduate23.2%

Some college or associate's30.3%

Bachelor's degree22.0%

Graduate or professional degree15.3%

	Count	Share
No high school diploma	3,245	9.1%
High school graduate	8,277	23.2%
Some college or associate's	10,803	30.3%
Bachelor's degree	7,830	22.0%
Graduate or professional degree	5,448	15.3%

Commute to work

Mean travel time to work: 24 min

Drove alone71.0%

Carpooled10.2%

Public transit1.2%

Walked4.6%

Bicycle0.7%

Worked from home10.1%

Other means2.2%

How workers get to work

	Count	Share
Drove alone	27,007	71.0%
Carpooled	3,874	10.2%
Public transit	463	1.2%
Walked	1,753	4.6%
Bicycle	285	0.7%
Worked from home	3,829	10.1%
Other means	822	2.2%

Travel time

	Count	Share
Under 15 min	13,232	38.7%
15 to 29 min	10,059	29.4%
30 to 44 min	5,153	15.1%
45 to 59 min	2,856	8.3%
60+ min	2,904	8.5%

Households

Average household size: 2.25
Poverty rate: 26.7% (16,611 of 62,209)

	Count	Share
Family households	12,004	43.5%
Nonfamily households	15,602	56.5%

Housing

Median year structure built: 1998

Occupancy

	Count	Share
Occupied	27,606	92.4%
Vacant	2,286	7.6%

Tenure (of occupied units)

	Count	Share
Owner-occupied	8,408	30.5%
Renter-occupied	19,198	69.5%

1-unit, detached33.7%

1-unit, attached4.0%

2 to 4 units10.2%

5 to 19 units21.4%

20 or more units26.6%

Mobile home & other4.1%

Units in structure

	Count	Share
1-unit, detached	10,066	33.7%
1-unit, attached	1,198	4.0%
2 to 4 units	3,056	10.2%
5 to 19 units	6,404	21.4%
20 or more units	7,946	26.6%
Mobile home & other	1,222	4.1%

Geography

Place GEOID: 4865600
Type (LSAD): 25
Land area: 40 sq mi
Water area: 0.13 sq mi
Center point: 29.8736, -97.9367