San Antonio, Quebradillas Municipality, PR demographics:
population, income, and more

Total population
10,871
4.1% year-over-year change
Median household income
$26,808/yr
12.8% year-over-year change
Housing units
5,290
2.9% year-over-year change

San Antonio population

How many people live in San Antonio

San Antonio is home to 10,871 residents, according to the most recent Census data. Gender-wise, 46.6% of San Antonio locals are male, and 53.4% are female.

Total population
10,871
4.1% year-over-year change
Gender ratio
Male
46.6%
5,060
Female
53.4%
5,811
Value Percent YoY change
Male 5,060 46.6% 1.1%
Female 5,811 53.4% 6.8%
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 San Antonio is 43, with the population distributed as follows: about 12.9% are children under 15, then 12.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 29.4% of the population, while another 25.8% fall into the 45 to 64 bracket. Finally, around 19.7% are 65 or older.

Median age
42.9
Age breakdown
Under 15
12.9%
15 to 24
12.2%
25 to 44
29.4%
45 to 64
25.8%
Over 65
19.7%
Value Percent YoY change
Under 15 1,407 12.9% 11.7%
15 to 24 1,322 12.2% 6.5%
25 to 44 3,199 29.4% 5.2%
45 to 64 2,801 25.8% 6.5%
Over 65 2,142 19.7% -5.8%
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.

Households in San Antonio

A peek inside San Antonio households

San Antonio has 4,524 households, with an average of 2 members in each. Of these, 62.2% are families, while the remaining 37.8% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
4,524
8.5% year-over-year change
Average people per household
2
Non-family households
1,708
Family households
2,816
Value Percent YoY change
Non-family households 1,708 37.8% 9.0%
Family households 2,816 62.2% 8.1%
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 San Antonio

The housing landscape of San Antonio

San Antonio's housing consists of 5,290 units, with 80.6% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 15.9% and offer a more compact, shared living style.

Housing units
5,290
2.9% year-over-year change
Housing types
Value Percent
1 unit, detached 4,263 80.6%
1 unit, attached 843 15.9%
2 units 69 1.3%
3 or 4 units 115 2.2%
Homes built since 2020
% year-over-year change

The age of buildings in San Antonio

In San Antonio, the median construction year is 1987. About 0.8% of homes were built before the 1940s, with another 0.5% 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 41 0.8% 0.0%
Built between 1940 and 1949 25 0.5% N/A
Built between 1950 and 1959 385 7.3% 26.2%
Built between 1960 and 1969 359 6.8% 4.7%
Built between 1970 and 1979 808 15.3% -2.4%
Built between 1980 and 1989 1,317 24.9% -6.1%
Built between 1990 and 1999 966 18.3% 0.9%
Built between 2000 and 2009 837 15.8% -1.2%
Built between 2010 and 2019 552 10.4% 32.4%
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.

San Antonio occupancy rates

Out of the 4,524 occupied housing units in San Antonio, 71.2% are owner-occupied, while 28.8% are lived in by tenants. Meanwhile, 14.5% of all homes on the local market sit vacant.

Occupied housing units
4,524
8.5% year-over-year change
Occupancy breakdown
Renter occupied
1,305
Owner occupied
3,219
Value Percent YoY
change
Renter occupied 1,305 28.8% 18.7%
Owner occupied 3,219 71.2% 4.8%
Unoccupied housing units
14.5%
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.

San Antonio housing costs

Housing costs in San Antonio come to a median of $385 per month, while tenants specifically pay a median gross rent of $612.

Median housing costs per month
$385/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 San Antonio
$612/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 San Antonio

San Antonio education at a glance

About 32.7% of the population in San Antonio went to high school, while 19.2% pursued college studies. Another 12.6% earned an associate degree and 21% hold a bachelor’s. Meanwhile, 3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 1,058 11.6% -15.0%
High school diploma 2,986 32.7% -1.6%
College diploma 1,759 19.2% 2.3%
Associate degree 1,149 12.6% 22.5%
Bachelor's degree 1,917 21% 16.0%
Graduate degree 272 3% 5.4%
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 San Antonio

How much people earn in San Antonio

The average annual household income in San Antonio was $33,512 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +6.9% change from the previous year. At the same time, the median income stood at $26,808, reflecting a +12.8% shift over the same period.

Average household income in San Antonio
$33,512/year
6.9% year-over-year change
Median household income in San Antonio
$26,808/year
12.8% year-over-year change

San Antonio income by age

In San Antonio, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $30,681. Those with someone between 45 and 64 in charge, often well established professionally, earn $31,106 overall.

Income breakdown by age
Value YoY change
25 - 44 $30,681 3.3%
45 - 64 $31,106 -12.4%
Over 65 $17,486 -0.8%

Employment in San Antonio

Workforce and job types in San Antonio

The job market in San Antonio is powered by 4,548 working residents, spread across a range of industries and roles. 67.5% of the working population are employed in professional or administrative positions, while 32.5% are in hands-on or service-based jobs. Also, 11.7% run their own businesses, 68.8% are employed by private companies, and 17.7% work in the public sector.

Workforce demographics

Working population
4,548
15.1% year-over-year change
White collar
3,068
Blue collar
1,480
Value Percent YoY change
White collar 3,068 67.5% 16.3%
Blue collar 1,480 32.5% 12.5%
Employer type
Self employees
11.7%
Private companies
68.8%
Governmental workers
17.7%
Not for profit companies
1.7%
Value Percent YoY change
Self employees 534 11.7% 35.5%
Private companies 3,130 68.8% 8.9%
Governmental workers 807 17.7% 31.2%
Not for profit companies 77 1.7% 11.6%
Unemployment rate
6.0%
-17.9% year-over-year change

Available workforce

The unemployment rate in San Antonio stands at 6%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in San Antonio

How people get around in San Antonio

Commuting methods vary: 96.1% of residents travel by personal vehicle and 1.8% 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 3,930 96.1% 14.8%
Bus or trolleybus 85 2.1% -3.4%
Walk 74 1.8% 89.7%
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 San Antonio by zipcode?

Zipcode Population Number of households Median income Average income
00678 24,595 9,041 $23,874 $31,138

Explore more communities

FAQs about San Antonio demographics 

What is the total population of San Antonio?

San Antonio has a total population of 10,871 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 +4.1% compared to a year ago.

What is the gender ratio in San Antonio?

The gender ratio in San Antonio is as follows:
  • 46.6% males (5,060 residents)
  • 53.4% females (5,811 residents)

What is the median age in San Antonio?

The median age in San Antonio is 42.9.

What is the age distribution of the population in San Antonio?

The age distribution in San Antonio is as follows:
  • Under 15: 12.9% (1,407 residents)
  • Ages 15-24: 12.2% (1,322 residents)
  • Ages 25-44: 29.4% (3,199 residents)
  • Ages 45-64: 25.8% (2,801 residents)
  • Over 65: 19.7% (2,142 residents)

What is the racial and ethnic makeup of San Antonio?

The racial and ethnic makeup of San Antonio is as follows:
  • White: 31.9% (3,463 residents)
  • Black or African American: 6.1% (662 residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 0.2% (25 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 44.3% (4,819 residents)
  • Other: 17.5% (1,902 residents)

What percentage of the population in San Antonio are U.S.-born citizens?

U.S.-born citizens represent 0% of the population in San Antonio.

How many housing units are there in San Antonio?

There are 5,290 housing units in San Antonio, reflecting a +2.9% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in San Antonio and what is the average household size?

San Antonio has a total of 4,524 households, with an average of 2 people in each.

What is the median household income in San Antonio?

San Antonio has a median household income of $26,808, representing a +12.8% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for San Antonio?

The employment rate is 94% in San Antonio, with a workforce of 4,548 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 67.5% (3,068 residents)
  • Blue-collar workers: 32.5% (1,480 residents)

Places of employment:
  • Self-employed: 11.7% (534 residents)
  • Private companies: 68.8% (3,130 residents)
  • Governmental workers: 17.7% (807 residents)
  • Not-for-profit companies: 1.7% (77 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