Fairfield, California has an MBR Housing Affordability Index score of 73.0 (Moderately Less Affordable) as of October 30, 2026, ranking 432nd most affordable of 785 scored California cities, compared with 67.5 statewide and 97.4 nationally. On a median-priced $624,300 home with 20% down, the California average 30-year fixed rate of 7.25% means a monthly principal and interest payment of about $3,407, or 40% of the city’s $101,895 median household income.
The MBR Housing Affordability Index (MBR-HAI) for Fairfield is updated every night from live California mortgage rates and U.S. Census Bureau income, home value and housing cost data for the city. A score of 100 equals the national average; higher scores mean homeownership is more affordable.
Fairfield is 5.5 points above the California score. Scores as of October 30, 2026. See the California index
View Fairfield Mortgage RatesSource: U.S. Census Bureau American Community Survey 5-Year Estimates (2024) for Fairfield, California. The rate is the California average 30-year fixed rate from MonitorBankRates, since lenders publish rates by state.
Scores update each morning, computed from rate data captured the previous night. Score of 100 = national average at a 6.5% reference rate.