Zip Code 92688
Rancho Santa Margarita, California — Orange County
📍 ZIP code 92688 is in Rancho Santa Margarita, Orange County, California.
ZIP code 92688 is located in Rancho Santa Margarita, Orange County, California. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 43,937. The area code for ZIP code 92688 is 714.
Quick Answer
Zip code 92688 is in Rancho Santa Margarita, California (Orange County). It has a population of 43,937, median household income of $142,015, and median home value of $857,100.
Population
43,937
Income
$142,015
Home Value
$857,100
Climate
88°F / 49°F
About Zip Code 92688
Zip code 92688 is located in Rancho Santa Margarita, California, within Orange County. Home to approximately 43,937 residents, this area sits at an elevation of 815 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 714.
The median household income is $142,015 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $857,100, and the cost of living index is 250 (150% above the national average of 100).
Summers average a high of 88°F while winters drop to 49°F. The area receives about 13 in of rain annually. The zip code covers 10.8 square miles of land area.
Key Statistics
43,937
$142,015
$857,100
Pacific (PST/PDT)
714
815 ft
10.8 sq mi
39
16,388
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Compare With Nearby Zip Codes
| Metric | 92688 | 92679 | 92692 | 92691 | 92630 | 92694 |
|---|---|---|---|---|---|---|
| City | Rancho Santa Margarita, CA | Rancho Santa Margarita, CA | Mission Viejo, CA | Mission Viejo, CA | Lake Forest, CA | Mission Viejo, CA |
| Population | 43,937 | 30,966 | 46,568 | 46,618 | 66,461 | 35,019 |
| Median Income | $142,015 | $207,652 | $133,028 | $135,779 | $119,984 | $183,168 |
| Home Value | $857,100 | $1,242,900 | $983,800 | $916,800 | $858,900 | $1,042,600 |
| Cost of Living | 250 | 250 | 250 | 250 | 242 | 250 |
| Median Age | 39 | 45.5 | 46.8 | 44.6 | 40.1 | 36.6 |
Cost of Living
100 = National Average. Rancho Santa Margarita's cost of living is 150% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
6.0x
Demographics
Zip code 92688 has a population of 43,937 people with a median age of 39. There are 16,388 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Rancho Santa Margarita (92688) population trend from 2010 to 2024
↑ 101.5%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
88°F
49°F
13 in
0 in
Rancho Santa Margarita experiences warm summers with average highs around 88°F. Winters are mild with lows averaging 49°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$857,100
Median Household Income
$142,015
With 16,388 housing units across 10.8 square miles, 92688 has a housing density of 1,517 units per square mile. The home price-to-income ratio is 6.0x.
Location & Geography
Latitude
33.6197°
Longitude
-117.6121°
Land Area
10.8 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 92688 (Rancho Santa Margarita, CA) with distances:
All Zip Codes in Rancho Santa Margarita, CA
Other zip codes serving Rancho Santa Margarita:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 92688's $142,015. A way to compare Rancho Santa Margarita to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 92688 (Rancho Santa Margarita, CA). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Rancho Santa Margarita, California?
Rancho Santa Margarita, California uses zip code 92688 along with 2 other zip codes.
What county is zip code 92688 in?
Zip code 92688 is located in Orange County, California.
What is the population of zip code 92688?
The population of zip code 92688 is 43,937 with a median age of 39.
Is 92688 in Rancho Santa Margarita, California?
Yes, zip code 92688 is in Rancho Santa Margarita, Orange County, California. The area code is 714.
Frequently Asked Questions
What city is zip code 92688 in?
Zip code 92688 is in Rancho Santa Margarita, California. It is part of Orange County and uses the Pacific (PST/PDT) timezone.
What is zip code 92688?
Zip code 92688 is a U.S. postal code in Rancho Santa Margarita, California (Orange County). It has a population of 43,937 and covers 10.8 square miles.
What is the population of zip code 92688?
The population of zip code 92688 (Rancho Santa Margarita, CA) is 43,937 with a median age of 39. There are approximately 16,388 housing units in this area.
What is the median income in zip code 92688?
The median household income in zip code 92688 (Rancho Santa Margarita, CA) is $142,015 per year. The cost of living index is 250 (100 = national average).
What is the average home price in zip code 92688?
The median home value in zip code 92688 (Rancho Santa Margarita, CA) is $857,100. The cost of living index is 250 compared to the national average of 100.
What county is zip code 92688 in?
Zip code 92688 is located in Orange County, California. The primary city is Rancho Santa Margarita.
What is the area code for zip code 92688?
Zip code 92688 in Rancho Santa Margarita, CA uses area code 714. It is located in the Pacific (PST/PDT) timezone.
Is zip code 92688 a good place to live?
Zip code 92688 (Rancho Santa Margarita, CA) has a cost of living index of 250 (100 = national average), a median household income of $142,015, and median home values of $857,100. The median age is 39. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 92688?
The cost of living index for zip code 92688 (Rancho Santa Margarita, CA) is 250, where 100 represents the national average. This area is above the national average. Median home value: $857,100.
What schools serve zip code 92688?
Zip code 92688 in Rancho Santa Margarita, California is served by the local school district of Orange County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.