Pleasanton vs Baywood, San Mateo
Pleasanton carries an effective property tax rate of 1.17% of assessed value and Baywood, San Mateo carries 1.11%, both for fiscal year 2025-26. On one identical reference loan the monthly carrying costs are $9,848 and $9,764 — $84 apart, with Baywood, San Mateo lower. To Sunnyvale / Mountain View at AM peak the fastest published commutes are 45 min by car from Pleasanton and 30 min by Caltrain from Baywood, San Mateo. Every figure is an objective public metric or arithmetic on one, and names its source.
Pleasanton (Alameda County) · Baywood, San Mateo (San Mateo County)
| Metric | Pleasanton | Baywood, San Mateo | Difference |
|---|---|---|---|
| Median $/sqft (SFR) | $850 | $1,400 | −$550 |
| Effective tax rate | 1.17% | 1.11% | +0.063% |
| Monthly cost, reference loan | $9,848 | $9,764 | +$84 |
| FiDi SF (Montgomery St BART) — BART | 58 min | 48 min | +10 min |
| FiDi SF (Montgomery St BART) — Drive | 68 min | 45 min | +23 min |
| Oakland City Center (12th St BART) — BART | 40 min | 62 min | −22 min |
| Oakland City Center (12th St BART) — Drive | 42 min | 45 min | −3 min |
| Sunnyvale / Mountain View (Sunnyvale Caltrain) — Drive | 45 min | 30 min | +15 min |
Difference is Pleasanton minus Baywood, San Mateo. Sources are cited on each submarket page.
San Mateo (Baywood) carries $550 more per square foot than Pleasanton — 65% — and that single spread decides most searches that start with both names on the list. The tax rates land 1.17% in Pleasanton against 1.11% in San Mateo (Baywood), close enough that price per foot, not the levy, is what moves the payment.
What the same money buys
Pleasanton's core stock predates the CFD era, which is the practical difference from Dublin and San Ramon. At $1.4M the search moves across El Camino to Hayward Park or Sunnybrae for 1,200-1,400 sq ft. The median foot costs $850 in Pleasanton against $1,400 in San Mateo (Baywood); on a 2,000 sq ft house that is $1,100,000 of purchase price.
The monthly, matched
Modelled the same way in both ($1,600,000 purchase, 20% down, 6.5% fixed, $2,400 insurance, dues excluded), Pleasanton totals $9,848 a month at 1.17% and San Mateo (Baywood) $9,764 at 1.11% — tax lines of $1,557 and $1,473. Newer infill townhomes near Stoneridge carry small CFDs, so the Pleasanton bill still has to be read. Baywood's carrying cost is ad valorem plus two modest parcel taxes and nothing else.
Commute, measured
To Sunnyvale / Mountain View (Sunnyvale Caltrain): 45 minutes by driving from Pleasanton, 30 by Caltrain from San Mateo (Baywood) — a 15-minute edge to San Mateo (Baywood), or 2.5 hours across a ten-trip week. The ACE train from downtown Pleasanton reaches San Jose in 60 minutes, and Hacienda Business Park is inside the city. Baby Bullets stop at Hillsdale, 5 minutes from Baywood, for a 30-minute ride to 4th and King.
What the disclosure stack holds
Arroyo flood mapping touches Pleasanton lots along the Arroyo del Valle. Baywood's hillside lots west of Alameda de las Pulgas carry moderate fire mapping, with no non-renewals observed. None of this substitutes for the parcel: check CAL FIRE zoning, the FEMA flood panel and CGS seismic hazard mapping, then price the policy in writing.
The housing need each answers
Pleasanton fits a four-bedroom-with-pool requirement in the Tri-Valley. Baywood assumes either a stretch to $2.2M or the flats east of El Camino at $1.4M.
Sources. Tax figures come from Alameda County Tax Rates by TRA FY 2025-26; San Mateo County Tax Rate Book FY 2025-26, 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
| Metric | Pleasanton | Baywood, San Mateo |
|---|---|---|
| Median $/sqft (SFR) | $850 | $1,400 |
| Effective tax rate | 1.17% | 1.11% |
| Monthly cost, reference loan | $9,848 | $9,764 |
| Fastest to FiDi SF (Montgomery St BART) | 58 min | 45 min |
| Fastest to Oakland City Center (12th St BART) | 40 min | 45 min |
| Fastest to Sunnyvale / Mountain View (Sunnyvale Caltrain) | 45 min | 30 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.
Pleasanton detail
| Component | Rate of assessed value |
|---|---|
| Prop 13 general levy | 1.000% |
| County / city voter-approved bonds | 0.042% |
| School district measures | 0.126% |
| Effective rate | 1.17% |
| 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.
Baywood, San Mateo detail
| Component | Rate of assessed value |
|---|---|
| Prop 13 general levy | 1.000% |
| County / city voter-approved bonds | 0.010% |
| School district measures | 0.095% |
| Effective rate | 1.10% |
| Mello-Roos / CFD | None recorded |
Source: San Mateo County Tax Rate Book FY 2025-26 (San Mateo 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.
Pleasanton vs Baywood, San Mateo: questions and answers
- Which has the lower effective property tax rate, Pleasanton or Baywood, San Mateo?
- Baywood, San Mateo, at 1.11% of assessed value against 1.17% for fiscal year 2025-26 — a gap of 0.060%. Rates are composited from county tax rate books; each parcel bill governs.
- How much do monthly carrying costs differ between Pleasanton and Baywood, San Mateo?
- $84 per month on the identical reference loan: Pleasanton $9,848, Baywood, San Mateo $9,764. Baywood, San Mateo is lower. Principal and interest are held constant, so the difference is the tax line. Arithmetic only.
- Which has the shorter commute to Sunnyvale / Mountain View, Pleasanton or Baywood, San Mateo?
- Baywood, San Mateo. Pleasanton is 45 min by car; Baywood, San Mateo is 30 min by Caltrain. Door-to-door, AM peak. Source: data/commute/static.csv.
- What is the price per square foot difference between Pleasanton and Baywood, San Mateo?
- $550 per square foot: Pleasanton $850, Baywood, San Mateo $1,400. Single-family medians, trailing twelve months. A median is not a valuation of any specific property.