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| ZIP Codes: | 5 Standard, 3 PO Boxes, 2 Unique [See All] |
| County: | San Luis Obispo County, CA |
| Area Codes: | 805,820 |
| Time Zone: | Pacific (GMT -08:00) |
| Local Time: | 12:00:00 AM |
| Population: | 47,063 (Census Place) [More Demographics] |
| Statistical Area: | San Luis Obispo-Paso Robles, CA [Learn More] |
| Coordinates: | 35.2657, -120.6934 |
| Land Area: | 183.35 sq miles (ZIP Codes) |
| Quick Link: |
| ZIP Code | Type | PopulationPop | % of Population% of Pop | Alias Names |
|---|---|---|---|---|
| 93401 | Standard | 29,877 | 37.39% | Sn Luis Obisp |
| 93402 | Standard | 14,500 | 18.15% | Baywood Park,San Luis Obispo,Sn Luis Obisp |
| 93403 | P.O. Box | 0 | 0.00% | Sn Luis Obisp |
| 93405 | Standard | 23,331 | 29.20% | Sn Luis Obisp |
| 93406 | P.O. Box | 0 | 0.00% | Sn Luis Obisp |
| 93407 | Standard | 462 | 0.58% | Cal Poly Slo,Cal Poly University,Sn Luis Obisp |
| 93408 | Unique | 0 | 0.00% | Slo County Govt Ctr,Sn Luis Obisp |
| 93409 | Unique | 3,806 | 4.76% | California Mens Colony Slo,Sn Luis Obisp |
| 93410 | Standard | 7,929 | 9.92% | Cal Poly Slo,Cal Poly Student Dorms,Sn Luis Obisp |
| 93412 | P.O. Box | 0 | 0.00% | San Luis Obispo,Sn Luis Obisp |
San Luis Obispo, CA has 79,017 residents, with an average household size of 2.3. The gender split is 49.9% male and 50.1% female - about the same as the national split. By age, the top brackets are 30-34 (3.8%) and 35-39 (5.3%). By race, White and Black or African American are the largest groups. Hispanic or Latino (of any race) is 17.3%. Those born outside the United States make up 7.8% (lower than the Nation).
Explore More: Population Over Time By Age & Gender By Race By Gender Nativity & Citizenship
There are two kinds of demographics shown in the charts for San Luis Obispo, CA. Each covers a different geographic boundary and has different criteria for what is included. Learn More
| Total Population: | 65,405 |
| Total Households: | 21,835 |
| Total Housing Units: | 30,362 |
| Average Household Size: | 2.35 |
| Average Family Size: | 3.26 |
All ZIP Codes assigned this City name by the USPS.
| Total Population: | 47,063 |
| Total Households: | 19,772 |
| Total Housing Units: | 21,562 |
| Average Household Size: | 2.31 |
| Average Family Size: | 3.45 |
Data for the U.S. Census Place.
| Group | 2010 | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Census ACS Population Estimate | -- | 76,117 | 76,915 | 76,398 | 77,633 | 78,876 | 79,962 | 80,372 | 81,323 | 81,314 | 81,234 | 79,926 | 78,770 | 79,017 |
| Decennial Census | 77,791%> | -- | -- | -- | -- | -- | -- | -- | -- | -- | 79,905 | -- | -- | -- |
Median Age: 30.0
Male Median Age: 30.1
Female Median Age: 34.5
| Group | < 5 | 5-9 | 10-14 | 15-19 | 20-24 | 25-29 | 30-34 | 35-39 | 40-44 | 45-49 | 50-54 | 55-59 | 60-64 | 65-69 | 70-74 | 75-79 | 80-84 | 85+ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Male | 1,412 | 1,475 | 1,566 | 2,520 | 9,084 | 3,133 | 2,775 | 2,608 | 2,406 | 2,021 | 1,959 | 2,143 | 2,200 | 2,236 | 1,752 | 1,088 | 587 | 654 |
| Female | 1,308 | 1,368 | 1,399 | 3,488 | 8,285 | 2,268 | 2,032 | 2,009 | 1,734 | 1,501 | 1,619 | 1,903 | 2,221 | 2,214 | 1,836 | 1,200 | 772 | 1,129 |
| Total | 2,720 | 2,843 | 2,965 | 6,008 | 17,369 | 5,401 | 4,807 | 4,617 | 4,140 | 3,522 | 3,578 | 4,046 | 4,421 | 4,450 | 3,588 | 2,288 | 1,359 | 1,783 |
| White: | 45,588 | 64.67% |
| Black: | 2,466 | 3.50% |
| Hispanic:* | 12,077 | 17.13% |
| Asian: | 4,307 | 6.11% |
| American Indian: | 420 | 0.60% |
| Hawaiian: | 84 | 0.12% |
| Other: | 5,548 | 7.87% |
| Total: | 70,490 | 100% |
All ZIP Codes assigned this City name by the USPS.
| Gender | Count | Percentage | Median Age |
|---|---|---|---|
| Males: | 34,601 | 52.90% | 30.1 years |
| Females: | 30,804 | 47.10% | 34.5 years |
| Total: | 65,405 | 100% | 30.0 years |
All ZIP Codes assigned this City name by the USPS.
| Native, born in the United States: | 71,670 | 90.70% |
| Native, born in PR, Island Areas, or abroad: | 1,305 | 1.65% |
| Foreign born, naturalized U.S. citizen: | 3,385 | 4.28% |
| Foreign born, not a U.S. citizen: | 2,657 | 7.65% |
| Total Population: | 79,017 | 100% |
| Total Native Population: | 72,975 | 92.35% |
| Total Foreign-born Population: | 6,042 | 7.65% |
ZIP Codes in San Luis Obispo, CA have an average household income of $83,902 (lower than the State by 12.9%, and higher than the Nation by 6.8%). Family vs nonfamily earnings show a significant gap ($120,512 vs $51,323). Employment participation is about the same as the Nation (63.3%). The unemployment rate is 6.7%, which is higher than the Nation (5.2%).
Explore More: Income Over Time Household Income Employment Status By Occupation
| Income Type | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Median Household Income | $49,894 | $52,134 | $50,451 | $50,545 | $53,703 | $56,307 | $58,927 | $62,253 | $65,249 | $69,355 | $72,128 | $76,841 | $83,902 |
| Median Family Income | $81,678 | $81,995 | $79,937 | $79,628 | $84,843 | $82,641 | $90,489 | $96,113 | $101,626 | $106,408 | $112,753 | $114,518 | $120,512 |
| Median NonFamily Income | $29,667 | $30,909 | $29,272 | $29,413 | $31,340 | $32,272 | $33,391 | $34,453 | $38,263 | $41,713 | $42,555 | $49,098 | $51,323 |
| Median Male Income | $52,223 | $53,424 | $53,977 | $52,232 | $52,841 | $53,424 | $56,078 | $58,421 | $60,294 | $63,052 | $67,382 | $59,555 | $63,357 |
| Median Female Income | $38,279 | $41,345 | $40,930 | $41,791 | $42,435 | $43,407 | $45,940 | $47,221 | $45,900 | $44,164 | $37,259 | $40,797 | $45,744 |
| Employed: | 37,546 | 52.91% |
| Unemployed: | 2,728 | 3.84% |
| Not In Labor Force: | 30,684 | 43.24% |
| Total: | 70,958 | 100% |
All ZIP Codes assigned this City name by the USPS.
| Management, business, science, and arts: | 17,626 | 46.95% |
| Service: | 8,651 | 23.04% |
| Sales and Office: | 6,544 | 17.43% |
| Natural resources, construction, and maintenance: | 1,994 | 5.31% |
| Production, transportation, and material moving: | 2,731 | 7.27% |
| Total Civilian Employed Population: | 37,546 | 100% |
In San Luis Obispo, CA, the median home value is $920,650 - much higher than the State by 32.4%, and up $220,250 (31.4%) since 2020. Renters pay an average of $1,897 per month - lower than the State by 3.0%, and up $289 (18.0%) since 2020. Most renters in San Luis Obispo pay $2,000+ (45.4%). About 8.0% pay under $1,000 and 45.4% pay $2,000+; the under $1,000 share is much lower than the Nation. Of occupied housing, owners make up 39.0% (60.4% have a mortgage) and renters make up 61.0% - owners are much lower than the Nation.
Explore More: Compare Home Value Home Value Over Time Rent & Over Time Housing Occupancy
| Group | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Median Home Value | $596,700 | $580,150 | $554,750 | $561,100 | $587,300 | $608,850 | $634,050 | $665,750 | $689,650 | $700,400 | $764,300 | $872,200 | $920,650 |
| Less than $500: | 388 | 2.63% |
| $500 to $999: | 737 | 5.00% |
| $1,000 to $1,499: | 3,166 | 21.48% |
| $1,500 to $1,999: | 3,530 | 23.95% |
| $2,000 to $2,499: | 3,118 | 21.15% |
| $2,500 to $2,999: | 1,068 | 7.25% |
| $3,000 or more: | 2,240 | 15.20% |
| No Rent: | 494 | 3.35% |
| Total: | 14,741 | 100% |
All ZIP Codes assigned this City name by the USPS.
| Group | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Median Rent | $1,227 | $1,262 | $1,277 | $1,305 | $1,315 | $1,341 | $1,432 | $1,490 | $1,570 | $1,608 | $1,715 | $1,842 | $1,897 |
| Owner Occupied (with mortgage): | 8,400 | 29.72% |
| Owner Occupied (free and clear, no mortgage): | 5,125 | 18.13% |
| Renter Occupied: | 14,741 | 52.15% |
| Total Occupied Housing Units: | 28,266 | 100% |
| Occupied Housing Units: | 28,266 | 92.22% |
| Vacant Housing Units (not graphed): | 2,386 | 7.78% |
| Total Housing Units: | 30,652 | 100% |
54.4% of adults (25+) have a bachelor-s degree or higher, well above the state rate (36.5%) and well above the national average (35.0%). High school or higher is 96.0%, which is well above the state rate (84.6%). The share of people in poverty is 6.9%, which is slightly below the state rate (8.4%) and slightly below the national rate (8.7%), up 0.7 percentage points since 2011 and up 1.4 percentage points from its 2019 pre-pandemic level.
Explore More: Educational Attainment Health Insurance Poverty Over Time School Enrollment
| Less than 9th grade: | 837 | 1.94% |
| 9th to 12th grade, no diploma: | 2,070 | 4.79% |
| High school graduate (includes equivalency): | 5,626 | 13.02% |
| Some college, no degree: | 9,272 | 21.46% |
| Associate's degree: | 3,487 | 8.07% |
| Bachelor's degree: | 12,801 | 29.63% |
| Graduate or professional degree: | 9,117 | 21.10% |
| Total: | 43,210 | 100% |
| High school graduate or higher: | 40,303 | 93.27% |
| Bachelor's degree or higher: | 21,918 | 50.72% |
All ZIP Codes assigned this City name by the USPS.
| Private Insurance: | 59,597 | 70.68% |
| Public Insurance: | 20,891 | 24.78% |
| No Insurance: | 3,834 | 4.55% |
| Total: | 84,322 | 100% |
| Has Health Insurance: | 80,488 | 95.45% |
All ZIP Codes assigned this City name by the USPS.
| Group | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| % of People in Poverty | 6.3% | 5.9% | 7.3% | 7.8% | 7.4% | 6.1% | 5.7% | 5.0% | 5.5% | 4.7% | 5.8% | 6.6% | 6.9% |
Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.
| Nursery School, Preschool: | 912 | 2.79% |
| Kindergarten: | 459 | 1.40% |
| Elementary school (grades 1-8): | 3,737 | 11.42% |
| High school (grades 9-12): | 2,732 | 8.35% |
| College or graduate school: | 24,881 | 76.04% |
| Total: | 32,721 | 100% |
| Early Childhood: | 1,371 | 4.19% |
| K-12 (Primary & Secondary School): | 6,928 | 21.17% |
San Luis Obispo supports both business and residential activity. According to the Business Census (2024), there are 2,659 business establishments, employing about 41,116 people with an annual payroll of $2,702,784,000. USPS data shows 25,041 residential mailboxes and 3,323 business mailboxes, reflecting local delivery coverage.
| # Residential Mailboxes: | 25,041Source: USPS |
| # Business Mailboxes: | 3,323Source: USPS |
| Total Delivery Receptacles: | 33,104Source: USPS |
| Single Family Delivery Units: | 12,021Source: USPS |
| Multi Family Delivery Units: | 3,148Source: USPS |
| # of Businesses: | 2,659Source: CBP |
| 1st Quarter Payroll: | $668,061,000Source: CBP |
| Annual Payroll: | $2,702,784,000Source: CBP |
| # of Employees: | 41,116Source: CBP |
All ZIP Codes assigned this City name by the USPS.
San Luis Obispo, CA is located in San Luis Obispo County, within the San Luis Obispo-Paso Robles, CA Metropolitan Statistical Area (CBSA 42020) and California's 1st Congressional District. This Metro area has a population of 281,486 people, about 28.4% of whom live in San Luis Obispo. ZIP Codes here cover 183.348 sq mi of land and a water area of 3.112 sq mi.
| CBSA Name: | San Luis Obispo-Paso Robles, CASource: Census |
| CBSA Number: | 42020Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 281,486Source: Census |
| MSA: | San Luis Obispo-Atascadero-Paso Robles, CA MSASource: Census |
| PMSA: | --Source: Census |
| Land Area: | 183.348 sq miSource: Census |
| Water Area: | 3.112 sq miSource: Census |
| Congressional District(s): | 24Source: USPS |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 68154Source: Census |
| Place Name: | San Luis Obispo city; CaliforniaSource: Census |
Sum of all ZIP Codes assigned this City name by the USPS.
Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on April 1, 2026.