California · Population 27,857 · Updated March 2026
How far your income goes in Walnut
State-level tax rates that affect your costs
Walnut has a significantly higher cost of living than most US cities, driven largely by premium housing costs. With a cost index of 240 (where 100 equals the national median), Walnut residents can expect to pay median rent of $3,120/month while earning a median household income of $133,762/year.
The median home value in Walnut, CA is $972,500, with typical monthly owner costs around $2,464 including mortgage, insurance, and taxes. With a rent-to-income ratio of 28.0%, Walnut falls within the generally affordable range, though it's approaching the 30% burden threshold.
California's top income tax rate of 13.3% is among the highest in the nation, adding to the overall cost burden. Combined with a 7.25% sales tax rate and 0.71% effective property tax rate, the overall tax environment is a factor in the total cost of living in Walnut.
Common questions about living costs in Walnut