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Fallbrook, CA vs San Marcos, CA

148
Fallbrook
California
VS
-13%
170
San Marcos
California

Fallbrook is moderately more affordable than San Marcos, with a 13% lower cost of living index. Fallbrook scores 148 compared to 170 for San Marcos, where the US average is 100. This difference means residents of San Marcos can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in Fallbrook is $1,675/month compared to $2,191/month in San Marcos — a 24% difference. Home values follow the same pattern: Fallbrook is more affordable at $713,000 median vs $792,400.

Median household income in Fallbrook is $87,293 compared to $105,286 in San Marcos (-17.1%). While San Marcos is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Fallbrook spend roughly 23% of their income on rent, less than the 25% in San Marcos.

Climate-wise, both cities share similar average temperatures (65.1°F vs 62.5°F). Fallbrook receives more rainfall at 15.3" per year compared to 11.4" in San Marcos.

Income & Cost

Cost of Living Index
Fallbrook
148
13% cheaper
San Marcos
170
Median Household Income
Fallbrook
$87,293
San Marcos
$105,286
17% higher

Housing

Median Rent
Fallbrook
$1,675
24% cheaper
San Marcos
$2,191
Median Home Value
Fallbrook
$713,000
10% cheaper
San Marcos
$792,400
Population
Fallbrook
32,467
San Marcos
94,078

Salary Equivalency Calculator

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Everyday Prices

BLS Average Prices by metro area

Gasoline (regular)
Fallbrook $3.13
San Marcos $3.13
US $3.07
🥚
Eggs (grade A, large)
Fallbrook $2.56
San Marcos $2.56
US $2.50
🥛
Milk (whole)
Fallbrook $4.12
San Marcos $4.12
US $4.03
🍞
Bread (white)
Fallbrook $1.89
San Marcos $1.89
US $1.85
🍗
Chicken breast
Fallbrook $4.24
San Marcos $4.24
US $4.14
Electricity
Fallbrook $0.30
San Marcos $0.30
US $0.19

Climate

NOAA 30-year normals (1991-2020)

Avg Temp
Fallbrook 65.1°F
San Marcos 62.5°F
Summer High
Fallbrook 87°F
San Marcos 74°F
Winter Low
Fallbrook 47°F
San Marcos 48°F
Rainfall
Fallbrook 15.3"
San Marcos 11.4"
Rainy Days
Fallbrook 48d
San Marcos 53d