San Luis Obispo, CA

Single-footprint Census roll-up for San Luis Obispo, CA: 3 USPS ZIPs, population 63,473. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

Source:

ACS city ledger plate

Sheet SAN-LUIS-OBISPO-CA · San Luis Obispo, CA 3 ZIPs · 63,473 pop · #9744/25278 · San Luis Obispo County

INC-HIGH · RANK-UPPER · ABOVE-PEER · BOOK-FEW · OWN-RENT · POP-SMALL · SPREAD-MOD · HOME-TOP

  • INC-HIGH $78,612
  • RANK-UPPER #9744/25278
  • ABOVE-PEER over Oceano
  • BOOK-FEW 3 ZIPs
  • OWN-RENT 28% owners
  • POP-SMALL 63,473
  • SPREAD-MOD 93405→93401
  • HOME-TOP $961,350

Nearest income peer: Oceano, CA ( $6,351 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around San Luis Obispo

Lowest/highest poles plus county-sharing cities nearest San Luis Obispo on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-06

National city placement

According to ACS 5-Year Estimates, San Luis Obispo, CA sits among US cities with an above-median household income, on a small-city population base, across a handful of delivery areas.

Top 39%
household income vs 25,278 US cities
63,473
city population (Census)
3
USPS ZIP codes covered
$78,612
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

Above-median income on a short ZIP list (3) - lead code 93405 (35,440 residents). Household income $78,612 is the roll-up; open the ZIP for tenure and commute.

Owner-occupancy is comparatively low (27.5%) for this income tier, rent $1,966 may matter more than the home-value average.

Within California, North Hollywood is the closest lower-income city and Middletown the closest higher-income city by average ZIP household income. Their 4 and 1 ZIP footprints are the immediate statewide comparison set for San Luis Obispo.

Within-city ZIP comparison

Where the ZIP codes inside San Luis Obispo differ

Income is the clearest internal divide in San Luis Obispo. ZIP 93405 reports $60,399 in median household income, while ZIP 93401 reports $96,824. The city average sits between those published endpoints, so it is a starting point rather than a substitute for the ZIP records.

Income high-to-low ratio
1.6×

93405 to 93401

Home-value high-to-low ratio
1.0×

93405 to 93401

Poverty-rate spread
84.6 points

93401 to 93410

Derived from the published ACS 2023 ZIP-level records shown on this site. A high-to-low ratio compares the highest and lowest available ZIP values; it is not a score or forecast.

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ZIP Codes in San Luis Obispo, CA

These ZIP codes sit in San Luis Obispo County, which covers 21 ZIP codes in all; 3 of them fall in San Luis Obispo. See the San Luis Obispo County roll-up →

San Luis Obispo sits in the lower half of San Luis Obispo County on income: Paso Robles, Atascadero and Arroyo Grande report more, and only Oceano reports less. Templeton marks the far end of that range at $129,259, 64% above San Luis Obispo.

Side-by-side: Compare 93405 vs 93401 →

ZIP Code Population Density Timezone
93405 35,440 156 America/Los_Angeles
93401 28,033 155 America/Los_Angeles
93410 0 - America/Los_Angeles

On a short ZIP footprint the city roll-up and the primary ZIP nearly coincide. Start at the Census ACS tables for San Luis Obispo, then BLS wages if you need the labor-market side of the same small geography.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping) and Source: simplemaps.com (ZIP coordinates & timezones). Verify with HUD →

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Census Bureau American Community Survey (ACS). Consult a qualified professional before making decisions based on this data.