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Irvine, CA vs Simi Valley, CA

219
Irvine
California
VS
+23.4%
178
Simi Valley
California

There is a significant gap in the cost of living between these two cities. Simi Valley is 23.4% cheaper than Irvine. With a cost index of 178 vs 219, the difference would have a meaningful impact on a household's monthly budget. Someone relocating from Simi Valley to Irvine should plan for substantially higher expenses across most categories.

On the housing front, median rent in Irvine is $2,893/month compared to $2,513/month in Simi Valley — a 15% difference. Home values follow the same pattern: Simi Valley is more affordable at $753,500 median vs $1,115,400.

Median household income in Irvine is $129,647 compared to $117,703 in Simi Valley (+10.1%). Irvine does offer higher incomes, but the salary premium barely offsets the higher cost of living, leaving residents with a tighter budget. Looking at affordability, residents of Irvine spend roughly 26.8% of their income on rent, more 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 Irvine.

Income & Cost

Cost of Living Index
Irvine
219
Simi Valley
178
19% cheaper
Median Household Income
Irvine
$129,647
9% higher
Simi Valley
$117,703

Housing

Median Rent
Irvine
$2,893
Simi Valley
$2,513
13% cheaper
Median Home Value
Irvine
$1,115,400
Simi Valley
$753,500
32% cheaper
Population
Irvine
308,160
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
Irvine $2,031
Simi Valley $2,042
1% cheaper
1 Bed
Irvine $2,272
Simi Valley $2,301
1% cheaper
2 Bed
Irvine $2,835
Simi Valley $2,752
3% cheaper
3 Bed
Irvine $3,599
Simi Valley $3,726
3% cheaper
4 Bed
Irvine $4,010
Simi Valley $4,321
7% cheaper

Everyday Prices

BLS Average Prices by metro area

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

Climate

NOAA 30-year normals (1991-2020)

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