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CITY

San Luis

Arizona · 42,030 residents (2025 est.) · 33.822 sq mi
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Notable rankings
#99Most foreign-born residentsof 6,82646.7%
The short version

San Luis has notably lower household income than the US average, with a median household income of $59,400. The city has more than doubled in size since 2000, adding 22,015 residents. 9% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has roughly tripled since 2000, reaching $224,900. At a median age of 33.0, residents skew younger than the country as a whole. Households here earn about 26% less than the Arizona median.

At a glance
Lower income
below the US median
US median: $82,259
Younger
median age 33.0
US median: 38.9
Less educated
9% hold a bachelor's degree
US average: 36%
Less affordable
home values up 91%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
37,337
+144%since 2000
from 15,322 in 2000
1990 – 2025
Population density
1,104 / sq mi
+58%since 2009
from 697 / sq mi in 2009
US average: 281
Median age
33.0
+28%since 2000
from 25.8 in 2000
US average: 38.9

PEP 2025 EST:42,030 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
1K11K21K31K41K1990201020202024San Luis
202437K
1990201020202024
Age distribution, 2024
Under 56.4%(2,386)
US avg: 5.6%
5 to 97.1%(2,669)
US avg: 6%
10 to 149%(3,378)
US avg: 6.4%
15 to 198.8%(3,273)
US avg: 6.6%
20 to 246.7%(2,493)
US avg: 6.5%
25 to 3415.2%(5,659)
US avg: 13.7%
35 to 4412.3%(4,603)
US avg: 13.2%
45 to 5413.2%(4,940)
US avg: 12.2%
55 to 6411.2%(4,176)
US avg: 12.7%
65 to 745.5%(2,052)
US avg: 10.2%
75 to 843.8%(1,436)
US avg: 5.1%
85 and over0.7%(272)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$59,400
+42%inflation adjusted, since 2000
from $22,966 in 2000
US average: $82,259
1990 – 2024
Per capita income
$19,712
+267%since 2000
from $5,377 in 2000
US average: $44,673
Households earning $100K+
37.8%
+32.6 ptssince 2009
from 5.2% in 2009
US average: 53.3%
Poverty rate
18.1%
−17.6 ptssince 2000
from 35.8% in 2000
US average: 12.5%
Income inequality (Gini)
0.432
+16%since 2010
from 0.374 in 2010
US average: 0.476
Workforce by industry, 2024
Agriculture, forestry, fishing25.9%
US avg: 1.6%
Construction25.9%
US avg: 1.2%
Wholesale trade9.2%
US avg: 6.9%
Retail trade9.1%
US avg: 9.9%
Information9.1%
US avg: 10.8%
Finance & insurance5.8%
US avg: 5.9%
Professional, scientific, technical5.1%
US avg: 5.1%
Transportation & warehousing1.6%
US avg: 2.2%
Education & health services0.7%
US avg: 0.9%
Other services0.4%
US avg: 6.7%
Arts, entertainment, food0.3%
US avg: 1.9%
Manufacturing0%
US avg: 0.4%
Public administration0%
US avg: 4.8%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$224,900
+91%inflation adjusted, since 2000
from $64,500 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$741
+7%inflation adjusted, since 2000
from $380 in 2000
US average: $1,442
Owner-occupied
68.4%
−4.7 ptssince 2000
from 73.1% in 2000
31.6% rent
Vacancy rate
2.7%
−2.1 ptssince 2009
from 4.8% in 2009
US average: 10.0%
Owner cost-burdened
31.3%
−10.5 ptssince 2009
from 41.8% in 2009
US average: 22.9%
Renter cost-burdened
33.6%
−17.5 ptssince 2009
from 51.1% in 2009
US average: 47.4%
Afford Score
3.8
−16%since 2009
from 4.5 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
68
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in San Luis on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic7%(1,065)
Black2.9%(438)
Hispanic / Latino89.1%(13,657)
Asian0.1%(14)
Other0%
2024
White, non-Hispanic4.7%(1,746)
Black1.9%(718)
Hispanic / Latino92.4%(34,484)
Asian0.1%(23)
Other1%(366)
Diversity Score
18
+30%since 2009
from 14 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican90.1%(33,647)
Guatemalan0.6%(207)
Salvadoran0.5%(188)
Puerto Rican0.3%(127)
Cuban0.1%(32)
Honduran0.1%(19)
Peruvian0%(11)
Asian origin
Filipino0%(15)
Chinese0%(12)
Korean0%(8)
Ancestry
American0.8%(291)
German0.3%(99)
Italian0.3%(99)
English0.2%(76)
Irish0.1%(36)
French0.1%(32)
West Indian0.1%(31)
Jamaican0.1%(31)
Scottish0.1%(29)
Greek0.1%(28)
Arab0.1%(27)
Dutch0.1%(20)
+ 3 more ancestry groups with data
RANKED:Largest Mexican population · Largest Central American population · Largest American population · Largest Guatemalan population · Largest Salvadoran population
Section 05

Education

Bachelor's degree or higher
9.3%
+5.9 ptssince 2000
from 3.4% in 2000
US average: 35.6%
High school or higher
58.0%
+23.1 ptssince 2000
from 34.9% in 2000
US average: 89.6%
Graduate degree
1.7%
Unchangedsince 2000
from 1.8% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
26.9 min
+10%since 2000
from 24.5 min in 2000
US average: 26.5
Drive alone to work
77.6%
+16.0 ptssince 2009
from 61.6% in 2009
US average: 68.9%
Carpooled to work
13.3%
−3.3 ptssince 2009
from 16.6% in 2009
US average: 8.5%
Public transit
1.6%
−15.4 ptssince 2009
from 17.0% in 2009
US average: 3.2%
Worked from home
6.6%
+4.1 ptssince 2009
from 2.5% in 2009
US average: 15.0%
Walked to work
0.7%
−0.4 ptssince 2009
from 1.0% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
6.9%
−3.2 ptssince 2009
from 10.1% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
8.0%
−11.1 ptssince 2011
from 19.1% in 2011
US average: 5.2%
Labor force participation
46.4%
+0.1 ptssince 2011
from 46.3% in 2011
US average: 63.5%
Self-employed
12.5%
−9.9 ptssince 2009
from 22.5% in 2009
US average: 13.1%
Management & professional
19.2%
−26.4 ptssince 2009
from 45.6% in 2009
US average: 42.5%
Section 08

People & community

Male
54.9%
+3.0 ptssince 2009
from 51.9% in 2009
Female
45.1%
−3.0 ptssince 2009
from 48.1% in 2009
Foreign born
46.7%
−2.2 ptssince 2009
from 48.9% in 2009
US average: 14.1%
Veterans
1.5%
−51.4 ptssince 2009
from 52.9% in 2009
US average: 6.2%
With a disability
8.1%
+0.6 ptssince 2012
from 7.5% in 2012
US average: 13.3%
Uninsured
26.4%
−39.9 ptssince 2013
from 66.3% in 2013
US average: 8.4%
Broadband at home
86.8%
+21.2 ptssince 2017
from 65.6% in 2017
US average: 91.0%
English only at home
9.1%
+0.8 ptssince 2016
from 8.3% in 2016
US average: 77.7%
Spanish at home
89.6%
−1.9 ptssince 2016
from 91.6% in 2016
US average: 13.6%
Marital status
Men 15+
Never married42%(6,807)
Married47.4%(7,693)
Widowed1.7%(283)
Divorced8.8%(1,435)
Women 15+
Never married33.8%(4,291)
Married54.7%(6,934)
Widowed5%(640)
Divorced6.5%(821)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper

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Head to head

Compare San Luis to nearby cities

SAN LUIS VS
Somerton
Income$74,015+25%
Home value$232,600+3%
Population14,934−64%
SEE FULL COMPARISON →
SAN LUIS VS
Yuma
Income$65,482+10%
Home value$230,000+2%
Population105,227+150%
SEE FULL COMPARISON →
SAN LUIS VS
Fortuna Foothills
Income$60,474+2%
Home value$199,200−11%
Population28,896−31%
SEE FULL COMPARISON →
SAN LUIS VS
Calexico
Income$49,783−16%
Home value$313,600+39%
Population38,623−8%
SEE FULL COMPARISON →
Frequently asked

How many people live in San Luis, Arizona?

San Luis, Arizona has about 37,337 residents according to the 2024 American Community Survey.

What is the median household income in San Luis, Arizona?

The typical household in San Luis, Arizona earns about $59,400 a year. Half of households make more than that, and half make less.

Is San Luis, Arizona expensive?

In San Luis, Arizona, the median home is worth about $224,900, and the typical rent is about $741 a month.

How educated are people in San Luis, Arizona?

About 9.3% of adults age 25 and over in San Luis, Arizona hold a bachelor's degree or higher.

What is the poverty rate in San Luis, Arizona?

About 18.1% of people in San Luis, Arizona live below the federal poverty line.

Has San Luis, Arizona grown since 1990?

Yes, San Luis, Arizona has grown since 1990. The population has added about 32,619 residents, a change of about 691 percent over that period.

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

How we source and harmonize this data →