Home / Compare / Rancho Santa Margarita vs Simi Valley

Rancho Santa Margarita, CA vs Simi Valley, CA

190
Rancho Santa Margarita
California
VS
+6.8%
178
Simi Valley
California

Simi Valley is moderately more affordable than Rancho Santa Margarita, with a 6.8% lower cost of living index. Rancho Santa Margarita scores 190 compared to 178 for Simi Valley, 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 Rancho Santa Margarita is $2,481/month compared to $2,513/month in Simi Valley — a 1% difference. Interestingly, home values tell a different story: while Rancho Santa Margarita has cheaper rent, Simi Valley actually has lower median home values ($753,500 vs $907,900).

Median household income in Rancho Santa Margarita is $146,827 compared to $117,703 in Simi Valley (+24.7%). 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 Rancho Santa Margarita spend roughly 20.3% of their income on rent, less than the 25.6% in Simi Valley.

Climate-wise, both cities share similar average temperatures (64.9°F vs 66.6°F). Simi Valley receives more rainfall at 13.4" per year compared to 11.2" in Rancho Santa Margarita.

Income & Cost

Cost of Living Index
Rancho Santa Margarita
190
Simi Valley
178
6% cheaper
Median Household Income
Rancho Santa Margarita
$146,827
20% higher
Simi Valley
$117,703

Housing

Median Rent
Rancho Santa Margarita
$2,481
1% cheaper
Simi Valley
$2,513
Median Home Value
Rancho Santa Margarita
$907,900
Simi Valley
$753,500
17% cheaper
Population
Rancho Santa Margarita
47,257
Simi Valley
125,769

Salary Equivalency Calculator

What does your salary in one city buy you in the other?

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Rent by Bedroom Size

HUD Fair Market Rent (FY 2026) — metro area average

Studio
Rancho Santa Margarita $2,031
Simi Valley $2,042
1% cheaper
1 Bed
Rancho Santa Margarita $2,272
Simi Valley $2,301
1% cheaper
2 Bed
Rancho Santa Margarita $2,835
Simi Valley $2,752
3% cheaper
3 Bed
Rancho Santa Margarita $3,599
Simi Valley $3,726
3% cheaper
4 Bed
Rancho Santa Margarita $4,010
Simi Valley $4,321
7% cheaper

Everyday Prices

BLS Average Prices by metro area

Gasoline (regular)
Rancho Santa Margarita $3.28
Simi Valley $3.22
US $3.07
🥚
Eggs (grade A, large)
Rancho Santa Margarita $2.68
Simi Valley $2.62
US $2.50
🥛
Milk (whole)
Rancho Santa Margarita $4.31
Simi Valley $4.22
US $4.03
🍞
Bread (white)
Rancho Santa Margarita $1.98
Simi Valley $1.94
US $1.85
🍗
Chicken breast
Rancho Santa Margarita $4.44
Simi Valley $4.35
US $4.14
Electricity
Rancho Santa Margarita $0.27
Simi Valley $0.26
US $0.19

Climate

NOAA 30-year normals (1991-2020)

Avg Temp
Rancho Santa Margarita 64.9°F
Simi Valley 66.6°F
Summer High
Rancho Santa Margarita 79°F
Simi Valley 91°F
Winter Low
Rancho Santa Margarita 49°F
Simi Valley 46°F
Rainfall
Rancho Santa Margarita 11.2"
Simi Valley 13.4"
Rainy Days
Rancho Santa Margarita 41d
Simi Valley 34d