ZIP code · Rancho Santa Margarita · California · United States
ZIP code 92688 — Rancho Santa Margarita
ZIP code 92688 serves Rancho Santa Margarita, California.
- Postal code
- 92688Single source Value from one source, not cross-checked.
- County
- Orange FIPS 06059
- State
- California
- Country
- United States
- Coordinates
- 33.6512, -117.5938 — precision precise (locality)
View on OpenStreetMap - Population
- 43,937 (ZCTA, ACS 5-year)
- Population density
- 3,323 / sq mi
- Land area
- 13.2 sq mi (34.2 km²) (ZCTA, ACS 5-year)
- Median household income
- $142,015
- Per-capita income
- $61,406
- Median age
- 39
- Households
- 15,958
- Housing units
- 16,388
- Median home value
- $857,100
- Median gross rent
- $2,508 / month
- Congressional districts
- CA-40 (also CA-49) (119th Congress)
- USDA hardiness zone
- 10b (35 to 40 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Los_Angeles (UTC−8 / UTC−7 DST)
- Area code
- 949 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 92688 with another ZIP · ZIPs within 25 miles · distance from 92688
Map of ZIP code 92688
Climate — monthly normals
Warmest month Aug (avg high 90°F), coldest Dec (avg low 48°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 69 | 71 | 73 | 76 | 79 | 83 | 88 | 90 | 89 | 84 | 76 | 68 |
| Avg low °F | 49 | 48 | 50 | 52 | 56 | 59 | 62 | 62 | 62 | 58 | 53 | 48 |
| Precip in | 2.7 | 3.5 | 1.7 | 0.8 | 0.3 | 0.0 | 0.1 | 0.0 | 0.1 | 0.6 | 0.8 | 2.3 |
NOAA 1991–2020 climate normals from the nearest station: IRVINE RCH (8.8 mi) · NOAA NCEI
Places in ZIP 92688
- 15 schools
- 2 hospitals & clinics
- 2 doctors & dentists
- 4 pharmacies
- 4 supermarkets
- 49 restaurants & cafés
- 1 bars & pubs
- 19 parks
- 16 playgrounds
- 7 gyms & sports centres
- 1 libraries
- 3 post offices
- 10 places of worship
- 4 banks
- 5 gas stations
- 8 EV charging stations
- 1 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page