Lake Forest vs San Ramon

The short version

  • Lake Forest is cheaper overall: prices in its metro run 2% lower than in the San Ramon area (BEA 2024).
  • The median home costs $937,000 in Lake Forest and $1,509,500 in San Ramon.
  • Households earn more in San Ramon ($196,161 vs $135,175 median).
  • Lake Forest has the warmer winter: January highs of 68°F vs 57°F.
  • Commutes are shorter in Lake Forest (26 vs 35 minutes each way).

Side by side

Lake Forest, CASan Ramon, CA
People
Population (2025)86,33386,209
Growth since 2020+0.5%-0.3%
People per square mile5,1654,298
Median age40.241.6
Bachelor's degree or higher51%72%
Money and housing
Median household income$135,175$196,161
Median home value$937,000$1,509,500
Home value to income6.9×7.7×
Median rent (with utilities)$2,672$2,968
Metro price level (US = 100)113.6115.6
Housing price level (US = 100)170.4194.7
$75,000 elsewhere equals$85,200$86,700
Homeowners71%71%
Top state income tax13.3%13.3%
Combined sales tax9.03%9.03%
Work and commute
Average commute (minutes)25.534.7
Work from home24%34%
Take public transit1%3%
Unemployment (2020-24 avg)4.9%5.2%
Poverty rate8.5%4.4%
Weather
January high / low68° / 43°57° / 38°
July high / low85° / 61°88° / 57°
Precipitation per year14 in15 in
Snowfall per year0 in0 in
Days 90°F or hotter3552
Nights below freezing220
Comfortable months105
Risks, air and home prices
Natural hazard risk (FEMA, county)Very HighVery High
FEMA risk score (lower is safer)99.899.5
Good air days, 202511%n/a
Home prices, past year+3.3%-4.8%
Home prices, past 5 years+45.5%+8.2%

Highlighted cells are the better value where "better" is clear (lower prices, higher income, shorter commutes). Sources: Census Bureau 2025 estimates and ACS 2020-2024, BEA 2024, NOAA 1991-2020, Tax Foundation 2026.

Weather, month by month

30°40°50°60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDec
Lake Forest San Ramon. Solid lines are average highs, dashed lines average lows (°F), NOAA 1991-2020 normals.

Most comfortable months: Lake Forest: October to July. San Ramon: April to June and September to October.

Full monthly tables: Lake Forest weather by month and San Ramon weather by month.

What $75,000 is worth

A $75,000 salary in an average-priced US city buys about the same as $85,200 in Lake Forest and $86,700 in San Ramon. Moving from Lake Forest to San Ramon, you would need about $76,400 to match a $75,000 salary.

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Moving between Lake Forest and San Ramon

473people moved from Orange County, CA to Contra Costa County, CA in a year
655moved the other way

IRS county-to-county migration, 2022 to 2023 tax years, for the counties that contain each city. See where else people move from Lake Forest and San Ramon.

Which would you pick?

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