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CITY · 1990 CENSUS

San Marcos

Texas · 28,743 residents · 38.871 sq mi
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The short version

San Marcos has notably lower household income than the US average, with a median household income of $14,816. Population has fallen 17% since 2000, a loss of 5,990 residents. Median home value is $57,700. At a median age of 22.8, residents skew younger than the country as a whole. The poverty rate of 37.1% is well above the national figure. Households here earn about 45% less than the Texas median.

At a glance
Lower income
below the US median
US median: $30,130
Younger
median age 22.8
US median: 33.0
More educated
27% hold a bachelor's degree
US average: 20%
Stable housing
home values roughly flat, inflation adjusted
US median home: $93,722
Section 01

Population & growth

28,743
−17%vs 2000
vs 34,733 in 2000
1990 – 2025
739 / sq mi
−17%vs 2000
vs 894 / sq mi in 2000
US average: 221
22.8
−2%vs 2000
vs 23.3 in 2000
US average: 33.0
Population, 19902024
25K37K50K62K75K1990201020202024San Marcos
202471K
1990201020202024
Section 02

Income & economy

$14,816
−24%inflation adjusted, since 2000
vs $25,809 in 2000
US average: $30,130
1990 – 2024
$8,103
−40%vs 2000
vs $13,468 in 2000
US average: $14,340
37.1%
+8.6 ptsvs 2000
vs 28.5% in 2000
US average: 13.2%
Section 03

Housing

$57,700
Unchangedinflation adjusted, since 2000
vs $76,000 in 2000
US average: $93,722
1990 – 2024
$398
−16%inflation adjusted, since 2000
vs $622 in 2000
US average: $450
31.6%
+1.4 ptsvs 2000
vs 30.2% in 2000
68.4% rent
3.9
+32%vs 2000
vs 2.9 in 2000
1990 – 2024
RELATED:See current rent listings in San Marcos on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic55.2%(19,165)
Black5.4%(1,860)
Hispanic / Latino36.5%(12,676)
Asian1.2%(418)
Other0%
Diversity Score67.9%(23,589)
1990
White, non-Hispanic78.5%(22,553)
Black5.3%(1,534)
Hispanic / Latino37.1%(10,651)
Asian0.9%(260)
Other15.3%(4,396)
Diversity Score73.1%(21,023)
73
+8%vs 2000
vs 68 in 2000
1990 – 2024
Section 05

Education

27.5%
−1.5 ptsvs 2000
vs 29.0% in 2000
US average: 20.3%
High school or higher
67.8%
−11.7 ptsvs 2000
vs 79.5% in 2000
US average: 75.2%
9.7%
−1.3 ptsvs 2000
vs 11.0% in 2000
US average: 7.1%
Section 06

Commute & transportation

17.9 min
+14%vs 2000
vs 15.7 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in San Marcos, Texas?

San Marcos, Texas has about 28,743 residents according to the 1990 Census.

What is the median household income in San Marcos, Texas?

The typical household in San Marcos, Texas earns about $14,816 a year. Half of households make more than that, and half make less.

Is San Marcos, Texas expensive?

In San Marcos, Texas, the median home is worth about $57,700, and the typical rent is about $398 a month.

How educated are people in San Marcos, Texas?

About 27.5% of adults age 25 and over in San Marcos, Texas hold a bachelor's degree or higher.

What is the poverty rate in San Marcos, Texas?

About 37.1% of people in San Marcos, Texas live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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