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Wednesday, September 2, 2026

Fountain Valley vs Mount Prospect

Fountain Valley, CA compared with Mount Prospect, IL · 1,725 miles apart

Fountain Valley has 55,508 residents to Mount Prospect’s 55,395. Fountain Valley comes out ahead on median household income, clear days a year. Mount Prospect does better on median rent, homeownership, average commute.

Fountain Valley, CA Mount Prospect, IL
Population 55,508 55,395
Density (per sq mi) 6,119 5,167
Median household income $115,237 $101,720
Median home value $1,072,300 $397,400
Median rent $2,631 $1,502
Homeownership 64.8% 68.7%
Average commute 26 min 25.9 min
Median age 44.4 41.1
Bachelor's degree + 46.4% 48.6%
Poverty rate 8% 6.6%
Unemployment 5.6% 3.8%
Price to income 9.3× 3.9×
Clear days a year 48 19
Days above 90°F 3 13

Highlighted where one city is clearly better on that measure. Population, density, home value and median age carry no highlight — a higher number there is good or bad depending on what you want.

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