San Luis is a town located in Costilla County Colorado. San Luis has a 2024 population of 628. It is also the county seat of Costilla County. San Luis is currently growing at a rate of 0.96% annually and its population has increased by 4.32% since the most recent census, which recorded a population of 602 in 2020.
The average household income in San Luis is $40,273 with a poverty rate of 29.97%. The median age in San Luis is 47.1 years: 39.4 years for males, and 48.3 years for females.
According to the most recent ACS, the racial composition of San Luis was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 310 | 51.41% |
| Two or more races | 149 | 24.71% |
| Other race | 94 | 15.59% |
| Native American | 33 | 5.47% |
| Black or African American | 10 | 1.66% |
| Asian | 7 | 1.16% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
White
Two or more races
Other race
Native American
Black or African American
Asian
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 276 | 2.12 | 53.6 | 46.4 |
| Non Family | 107 | 1.14 | 45.8 | 54.2 |
| Married | 101 | 2.63 | 67.3 | 32.7 |
| Female | 56 | 2.61 | 55.4 | 44.6 |
| Male | 12 | 4.17 | 0 | 100 |
2.67
Average Family Size
2.12
Average Household Size
53.6%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 58 | 13.46% |
| Associates Degree | 16 | 3.71% |
| Bachelors Degree | 39 | 9.05% |
| Graduate Degree | 1 | 0.23% |
| High School Graduate | 147 | 34.11% |
| Less Than 9th Grade | 29 | 6.73% |
| Some College | 141 | 32.71% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| Hispanic | 330 | 247 | 30 |
| 2+ Races | 107 | 85 | 8 |
| White | 68 | 64 | 10 |
| Other Race | 64 | 48 | 0 |
| Native American | 13 | 13 | 7 |
| Black | 10 | 10 | 0 |
| Asian | 7 | 7 | 0 |
The highest rate of high school graduation is among black people with a rate of 100%.
The highest rate of bachelors degrees is among native american people with a rate of 53.85%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $23,409 | $23,409 | $0 |
| Graduate Degree | $0 | $0 | $0 |
| High School Graduate | $40,250 | $36,944 | $45,982 |
| Less Than 9th Grade | $0 | $0 | $0 |
| Overall | $30,655 | $35,625 | $26,667 |
| Some College | $27,750 | $0 | $18,594 |
$30,655
Average Earnings
$35,625
Average Male
$26,667
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
54.19% of San Luis residents speak only English, while 45.81% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 44.62% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Hispanic | 458 | 126 | 27.51% |
| Other | 94 | 66 | 70.21% |
| White | 91 | 38 | 41.76% |
| Native | 33 | 23 | 69.7% |
| Multiple | 149 | 11 | 7.38% |
29.97%
Overall Poverty Rate
31.96%
Male Poverty Rate
27.99%
Female Poverty Rate
The race most likely to be in poverty in San Luis is Other, with 70.21% below the poverty level.
The race least likely to be in poverty in San Luis is Multiple, with 7.38% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 10.17%. Among those working part-time, it was 17.95%, and for those that did not work, the poverty rate was 38.02%.
rate
Rate | Poverty |
|---|---|
| Bachelors or Greater | 35.48% |
| Some College | 32.48% |
| High School | 31.39% |
| Less Than 9th Grade | 8.05% |
rate
Rate | Poverty |
|---|---|
| Male Employed | 15.04% |
| Female Employed | 12.41% |
| Male Unemployed | 0% |
| Female Unemployed | 0% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $38,068 | $51,074 |
| Households | $27,895 | $40,273 |
| Married Families | $70,250 | $-999,999,999 |
| Non Families | $16,042 | $22,764 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
44.8%
Overall Marriage Rate
44.0%
Male Marriage Rate
45.4%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
22
Number of Veterans
21
Male Veterans
1
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 1 |
| Second Gulf War | 0 |
| First Gulf War | 0 |
| Korea | 0 |
| World War II | 0 |
count
Age Group | Veterans |
|---|---|
| 55 to 64 | 11 |
| 75+ | 10 |
| 65 to 74 | 1 |
| 18 to 34 | 0 |
| 35 to 54 | 0 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 22 | 8.3% |
| Hispanic | 17 | 4.83% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
45.45%
Veteran Disability Rate
LaborForceParticipation
52.9%
Labor Force Participation
51.1%
Employment Rate
3.4%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
69.98%
Born in San Luis
94.03%
Native Born
5.97%
Foreign Born
5.97%
Non Citizen
0%
Naturalized
94.03% of San Luis residents were born in the United States, with 69.98% having been born in Colorado. 5.97% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Change |
|---|---|---|---|
| 2029 | 661 | 6 | 0.92% |
| 2028 | 655 | 7 | 1.08% |
| 2027 | 648 | 7 | 1.09% |
| 2026 | 641 | 6 | 0.94% |
| 2025 | 635 | 7 | 1.11% |
| 2024 | 628 | 6 | 0.96% |
| 2023 | 622 | 1 | 0.16% |
| 2022 | 621 | 1 | 0.16% |
| 2021 | 620 | 18 | 2.99% |
| 2020 | 602 | -97 | -13.88% |
| 2019 | 699 | 6 | 0.87% |
| 2018 | 693 | 6 | 0.87% |
| 2017 | 687 | 14 | 2.08% |
| 2016 | 673 | 21 | 3.22% |
| 2015 | 652 | 6 | 0.93% |
| 2014 | 646 | 2 | 0.31% |
| 2013 | 644 | -7 | -1.08% |
| 2012 | 651 | -2 | -0.31% |
| 2011 | 653 | 24 | 3.82% |
| 2010 | 629 | 0 | 0% |