Bay Area Real Estate Data

Lafayette vs Gale Ranch, San Ramon

Lafayette carries an effective property tax rate of 1.07% of assessed value and Gale Ranch, San Ramon carries 1.35%, both for fiscal year 2025-26. On one identical reference loan the monthly carrying costs are $9,717 and $10,086 — $369 apart, with Lafayette lower. To Oakland City Center at AM peak the fastest published commutes are 22 min by BART from Lafayette and 45 min by BART from Gale Ranch, San Ramon. Every figure is an objective public metric or arithmetic on one, and names its source.

Lafayette (Contra Costa County) · Gale Ranch, San Ramon (Contra Costa County)

Side by side
Metric Lafayette Gale Ranch, San Ramon Difference
Median $/sqft (SFR)$1,150$700+$450
Effective tax rate1.07%1.35%−0.277%
Monthly cost, reference loan$9,717$10,086−$369
FiDi SF (Montgomery St BART) — BART40 min65 min−25 min
FiDi SF (Montgomery St BART) — Drive48 min70 min−22 min
Oakland City Center (12th St BART) — BART22 min45 min−23 min
Oakland City Center (12th St BART) — Drive27 min45 min−18 min
Sunnyvale / Mountain View (Sunnyvale Caltrain) — Drive68 min50 min+18 min

Difference is Lafayette minus Gale Ranch, San Ramon. Sources are cited on each submarket page.

Put the two side by side and the gap is square footage, not tax: $1,150 per foot in Lafayette against $700 in San Ramon (Gale Ranch). On the same $1,600,000 purchase the monthly separation is $369, because Lafayette bills 1.07% and San Ramon (Gale Ranch) 1.35%.

The house at each price

Lafayette comps run $850-$950 per square foot; Happy Valley and the Reliez Valley acre lots begin at $2.5M. Gale Ranch comps run $640-$720 per square foot, with three-car tandem garages common. Posted medians are $1,150 per square foot in Lafayette and $700 in San Ramon (Gale Ranch), a $450 spread.

What the bill looks like

Holding the loan constant — $1,600,000, 20% down, 6.5% on a 30-year fixed, $2,400 of insurance, no HOA — Lafayette totals $9,717 a month at 1.07% and San Ramon (Gale Ranch) $10,086 at 1.35% — tax lines of $1,427 and $1,796. On a Lafayette parcel the fixed levies land near $1,250 a year regardless of purchase price. The San Ramon CFD pushes the all-in rate to 1.4-1.6 percent, with most districts running through the 2030s.

Getting to work

To FiDi SF (Montgomery St BART): 40 minutes by BART from Lafayette, 65 by BART from San Ramon (Gale Ranch) — a 25-minute edge to Lafayette, or 4.2 hours across a ten-trip week. Lafayette BART is 25 minutes to Embarcadero and 50-60 minutes door to door to FiDi. Bishop Ranch and City Center are 5-8 minutes from Gale Ranch, which is where most of its commutes end.

Hazard and insurance

Lafayette non-renewals are routine; FAIR Plan plus a difference-in-conditions wrap runs $5K-$9K a year. Grass fires on the Dougherty hills are the standing San Ramon disclosure. Pull the parcel's own mapping — CAL FIRE severity zone, FEMA flood panel, CGS liquefaction zone — and get a written quote before the contingency date.

The housing need each answers

Lafayette requires $6K-plus a year budgeted for insurance before the search starts. Gale Ranch is the Tri-Valley answer when square footage and build year both matter.


Sources. Tax figures come from Contra Costa TRA Book FY 2025-26; Contra Costa TRA Book FY 2025-26; City of San Ramon CFD annual special tax reports, composited in build/assets/metrics.json. They are county-level and not yet verified at the TRA, so the parcel's bill governs. Travel times are AM-peak door-to-door estimates from data/commute/static.csv. Price per square foot is a trailing median and is not an appraisal. Qualitative detail is the broker's own field observation.

Compare any two submarkets

MetricLafayetteGale Ranch, San Ramon
Median $/sqft (SFR)$1,150$700
Effective tax rate1.07%1.35%
Monthly cost, reference loan$9,717$10,086
Fastest to FiDi SF (Montgomery St BART)40 min65 min
Fastest to Oakland City Center (12th St BART)22 min45 min
Fastest to Sunnyvale / Mountain View (Sunnyvale Caltrain)68 min50 min

Same reference loan on both sides; the tax line is the only variable. Commute figures are door-to-door AM-peak estimates. Sources are listed on each submarket page.

Lafayette detail

Property tax rate — FY 2025-26
ComponentRate of assessed value
Prop 13 general levy1.000%
County / city voter-approved bonds0.012%
School district measures0.058%
Effective rate1.07%
Mello-Roos / CFD None recorded

Source: Contra Costa TRA Book FY 2025-26 (Contra Costa County), composited in build/assets/metrics.json. Tax Rate Area not yet verified parcel-by-parcel — confirm the rate on the parcel’s own tax bill.

FiDi SF (Montgomery St BART) — BART40Drive48Oakland City Center (12th St BART) — BART22Drive27Sunnyvale / Mountain View (Sunnyvale Caltrain) — Drive68
Lafayette door-to-door commute, AM peak, in minutes. Rail and ferry in blue, driving in grey. Source: data/commute/static.csv.

Gale Ranch, San Ramon detail

Property tax rate — FY 2025-26
ComponentRate of assessed value
Prop 13 general levy1.000%
County / city voter-approved bonds0.012%
School district measures0.055%
Mello-Roos / CFD assessment0.280%
Effective rate1.35%
Mello-Roos / CFD Yes

Source: Contra Costa TRA Book FY 2025-26; City of San Ramon CFD annual special tax reports (Contra Costa County), composited in build/assets/metrics.json. Tax Rate Area not yet verified parcel-by-parcel — confirm the rate on the parcel’s own tax bill.

FiDi SF (Montgomery St BART) — BART65Drive70Oakland City Center (12th St BART) — BART45Drive45Sunnyvale / Mountain View (Sunnyvale Caltrain) — Drive50
Gale Ranch, San Ramon door-to-door commute, AM peak, in minutes. Rail and ferry in blue, driving in grey. Source: data/commute/static.csv.

Lafayette vs Gale Ranch, San Ramon: questions and answers

Which has the lower effective property tax rate, Lafayette or Gale Ranch, San Ramon?
Lafayette, at 1.07% of assessed value against 1.35% for fiscal year 2025-26 — a gap of 0.280%. Rates are composited from county tax rate books; each parcel bill governs.
How much do monthly carrying costs differ between Lafayette and Gale Ranch, San Ramon?
$369 per month on the identical reference loan: Lafayette $9,717, Gale Ranch, San Ramon $10,086. Lafayette is lower. Principal and interest are held constant, so the difference is the tax line. Arithmetic only.
Which has the shorter commute to Oakland City Center, Lafayette or Gale Ranch, San Ramon?
Lafayette. Lafayette is 22 min by BART; Gale Ranch, San Ramon is 45 min by BART. Door-to-door, AM peak. Source: data/commute/static.csv.
What is the price per square foot difference between Lafayette and Gale Ranch, San Ramon?
$450 per square foot: Lafayette $1,150, Gale Ranch, San Ramon $700. Single-family medians, trailing twelve months. A median is not a valuation of any specific property.

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