Home / Compare / El Sobrante CDP (Contra Costa County) vs Rancho Santa Margarita

El Sobrante CDP (Contra Costa County), CA vs Rancho Santa Margarita, CA

166
El Sobrante CDP (Contra Costa County)
California
VS
-12.4%
190
Rancho Santa Margarita
California

El Sobrante CDP (Contra Costa County) is moderately more affordable than Rancho Santa Margarita, with a 12.4% lower cost of living index. El Sobrante CDP (Contra Costa County) scores 166 compared to 190 for Rancho Santa Margarita, where the US average is 100. This difference means residents of Rancho Santa Margarita can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in El Sobrante CDP (Contra Costa County) is $2,245/month compared to $2,481/month in Rancho Santa Margarita — a 10% difference. Home values follow the same pattern: El Sobrante CDP (Contra Costa County) is more affordable at $695,900 median vs $907,900.

Median household income in El Sobrante CDP (Contra Costa County) is $112,622 compared to $146,827 in Rancho Santa Margarita (-23.3%). While Rancho Santa Margarita is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of El Sobrante CDP (Contra Costa County) spend roughly 23.9% of their income on rent, more than the 20.3% in Rancho Santa Margarita.

Climate-wise, both cities share similar average temperatures (62°F vs 64.9°F). El Sobrante CDP (Contra Costa County) receives more rainfall at 16.1" per year compared to 11.2" in Rancho Santa Margarita.

Income & Cost

Cost of Living Index
El Sobrante CDP (Contra Costa County)
166
12% cheaper
Rancho Santa Margarita
190
Median Household Income
El Sobrante CDP (Contra Costa County)
$112,622
Rancho Santa Margarita
$146,827
23% higher

Housing

Median Rent
El Sobrante CDP (Contra Costa County)
$2,245
10% cheaper
Rancho Santa Margarita
$2,481
Median Home Value
El Sobrante CDP (Contra Costa County)
$695,900
23% cheaper
Rancho Santa Margarita
$907,900
Population
El Sobrante CDP (Contra Costa County)
15,823
Rancho Santa Margarita
47,257

Salary Equivalency Calculator

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Everyday Prices

BLS Average Prices by metro area

Gasoline (regular)
El Sobrante CDP (Contra Costa County) $3.53
Rancho Santa Margarita $3.28
US $3.07
🥚
Eggs (grade A, large)
El Sobrante CDP (Contra Costa County) $2.88
Rancho Santa Margarita $2.68
US $2.50
🥛
Milk (whole)
El Sobrante CDP (Contra Costa County) $4.64
Rancho Santa Margarita $4.31
US $4.03
🍞
Bread (white)
El Sobrante CDP (Contra Costa County) $2.13
Rancho Santa Margarita $1.98
US $1.85
🍗
Chicken breast
El Sobrante CDP (Contra Costa County) $4.77
Rancho Santa Margarita $4.44
US $4.14
Electricity
El Sobrante CDP (Contra Costa County) $0.31
Rancho Santa Margarita $0.27
US $0.19

Climate

NOAA 30-year normals (1991-2020)

Avg Temp
El Sobrante CDP (Contra Costa County) 62°F
Rancho Santa Margarita 64.9°F
Summer High
El Sobrante CDP (Contra Costa County) 88°F
Rancho Santa Margarita 79°F
Winter Low
El Sobrante CDP (Contra Costa County) 41°F
Rancho Santa Margarita 49°F
Rainfall
El Sobrante CDP (Contra Costa County) 16.1"
Rancho Santa Margarita 11.2"
Rainy Days
El Sobrante CDP (Contra Costa County) 57d
Rancho Santa Margarita 41d