Fremont is 39% more expensive than Simi Valley.
When comparing Fremont, CA and Simi Valley, CA, the overall cost of living indices are 278 and 200 respectively (national median = 100). Rent is $392/month cheaper in Simi Valley, saving renters about $4,704/year.
Median household income is $58,647/year higher in Fremont. Home values also differ significantly — the median in Fremont is $1,289,400 compared to $753,500 in Simi Valley.
Both cities share the same state tax structure since they are in California.
Fremont vs Simi Valley — common questions
Other cost of living comparisons for Fremont and Simi Valley