Berkeley Hills, Berkeley vs Lafayette
Berkeley Hills, Berkeley carries an effective property tax rate of 1.21% of assessed value and Lafayette carries 1.07%, both for fiscal year 2025-26. On one identical reference loan the monthly carrying costs are $9,904 and $9,717 — $187 apart, with Lafayette lower. To Oakland City Center at AM peak the fastest published commutes are 20 min by car from Berkeley Hills, Berkeley and 22 min by BART from Lafayette. Every figure is an objective public metric or arithmetic on one, and names its source.
Berkeley Hills, Berkeley (Alameda County) · Lafayette (Contra Costa County)
| Metric | Berkeley Hills, Berkeley | Lafayette | Difference |
|---|---|---|---|
| Median $/sqft (SFR) | $1,050 | $1,150 | −$100 |
| Effective tax rate | 1.21% | 1.07% | +0.140% |
| Monthly cost, reference loan | $9,904 | $9,717 | +$187 |
| FiDi SF (Montgomery St BART) — BART | 35 min | 40 min | −5 min |
| FiDi SF (Montgomery St BART) — Drive | 40 min | 48 min | −8 min |
| Oakland City Center (12th St BART) — BART | 22 min | 22 min | 0 min |
| Oakland City Center (12th St BART) — Drive | 20 min | 27 min | −7 min |
| Sunnyvale / Mountain View (Sunnyvale Caltrain) — Drive | 75 min | 68 min | +7 min |
Difference is Berkeley Hills, Berkeley minus Lafayette. Sources are cited on each submarket page.
Financed identically, Berkeley Hills costs $187 a month more than Lafayette — $2,240 a year, all of it tax. Berkeley Hills is modelled at 1.21% and Lafayette at 1.07%, which is the whole of the difference before either HOA or a district assessment is counted.
What the same money buys
Single-story floor plans are common in Lafayette at this price, which is rarer across the ridge. Against that, berkeley Hills comps run $850-$1,000 per square foot. Posted medians are $1,050 per square foot in Berkeley Hills and $1,150 in Lafayette, a $100 spread.
Carrying $1,600,000 in each
Modelled the same way in both ($1,600,000 purchase, 20% down, 6.5% fixed, $2,400 insurance, dues excluded), Berkeley Hills totals $9,904 a month at 1.21% and Lafayette $9,717 at 1.07% — tax lines of $1,613 and $1,427. Berkeley parcel taxes for library, parks, paramedics, soft-story and streets stack to $2,500-$4,500 a year. Lafayette School District and Acalanes Union parcel taxes stack to roughly $1,000-$1,500 a year. Neither figure includes dues or a district assessment, and both belong on the worksheet before an offer.
Getting to work
To Sunnyvale / Mountain View (Sunnyvale Caltrain): 75 minutes by driving from Berkeley Hills, 68 by driving from Lafayette — a 7-minute edge to Lafayette, or 1.2 hours across a ten-trip week. To FiDi SF (Montgomery St BART): 35 minutes by BART from Berkeley Hills, 40 by BART from Lafayette — a 5-minute edge to Berkeley Hills, or 0.8 hours across a ten-trip week. Door to door from the Berkeley Hills to FiDi is 50-65 minutes. Walnut Creek is 10 minutes east of Lafayette, which matters for the medical campuses.
What the disclosure stack holds
Everything east of Grizzly Peak and much of the 1991 fire footprint is mapped Very High. Lafayette non-renewals are routine; FAIR Plan plus a difference-in-conditions wrap runs $5K-$9K a year. 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
The Berkeley Hills assume higher insurance and parcel costs in exchange for a view. Lafayette is the Lamorinda option when one-level living is non-negotiable. The decision is which requirement is load-bearing, because neither submarket satisfies both lists.
Sources. Rate and payment figures: Alameda County Tax Rates by TRA FY 2025-26; Contra Costa TRA Book FY 2025-26, as composited in build/assets/metrics.json — unverified at tax-rate-area level, so read the bill. Minutes shown are AM-peak and door to door, from data/commute/static.csv. The per-foot medians are trailing and carry no appraisal weight; the neighborhood detail is first-hand broker observation.
Compare any two submarkets
| Metric | Berkeley Hills, Berkeley | Lafayette |
|---|---|---|
| Median $/sqft (SFR) | $1,050 | $1,150 |
| Effective tax rate | 1.21% | 1.07% |
| Monthly cost, reference loan | $9,904 | $9,717 |
| Fastest to FiDi SF (Montgomery St BART) | 35 min | 40 min |
| Fastest to Oakland City Center (12th St BART) | 20 min | 22 min |
| Fastest to Sunnyvale / Mountain View (Sunnyvale Caltrain) | 75 min | 68 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.
Berkeley Hills, Berkeley detail
| Component | Rate of assessed value |
|---|---|
| Prop 13 general levy | 1.000% |
| County / city voter-approved bonds | 0.042% |
| School district measures | 0.168% |
| Effective rate | 1.21% |
| Mello-Roos / CFD | None recorded |
Source: Alameda County Tax Rates by TRA FY 2025-26 (Alameda 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.
Lafayette detail
| Component | Rate of assessed value |
|---|---|
| Prop 13 general levy | 1.000% |
| County / city voter-approved bonds | 0.012% |
| School district measures | 0.058% |
| Effective rate | 1.07% |
| 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.
Berkeley Hills, Berkeley vs Lafayette: questions and answers
- Which has the lower effective property tax rate, Berkeley Hills, Berkeley or Lafayette?
- Lafayette, at 1.07% of assessed value against 1.21% for fiscal year 2025-26 — a gap of 0.140%. Rates are composited from county tax rate books; each parcel bill governs.
- How much do monthly carrying costs differ between Berkeley Hills, Berkeley and Lafayette?
- $187 per month on the identical reference loan: Berkeley Hills, Berkeley $9,904, Lafayette $9,717. 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, Berkeley Hills, Berkeley or Lafayette?
- Berkeley Hills, Berkeley. Berkeley Hills, Berkeley is 20 min by car; Lafayette is 22 min by BART. Door-to-door, AM peak. Source: data/commute/static.csv.
- What is the price per square foot difference between Berkeley Hills, Berkeley and Lafayette?
- $100 per square foot: Berkeley Hills, Berkeley $1,050, Lafayette $1,150. Single-family medians, trailing twelve months. A median is not a valuation of any specific property.