Redwood City vs Rockridge, Oakland
Redwood City carries an effective property tax rate of 1.12% of assessed value and Rockridge, Oakland carries 1.36%, both for fiscal year 2025-26. On one identical reference loan the monthly carrying costs are $9,784 and $10,104 — $320 apart, with Redwood City lower. To Oakland City Center at AM peak the fastest published commutes are 50 min by car from Redwood City and 12 min by BART from Rockridge, Oakland. Every figure is an objective public metric or arithmetic on one, and names its source.
Redwood City (San Mateo County) · Rockridge, Oakland (Alameda County)
| Metric | Redwood City | Rockridge, Oakland | Difference |
|---|---|---|---|
| Median $/sqft (SFR) | $1,150 | $1,000 | +$150 |
| Effective tax rate | 1.12% | 1.36% | −0.240% |
| Monthly cost, reference loan | $9,784 | $10,104 | −$320 |
| FiDi SF (Montgomery St BART) — Drive | 55 min | 35 min | +20 min |
| Oakland City Center (12th St BART) — BART | 80 min | 12 min | +68 min |
| Oakland City Center (12th St BART) — Drive | 50 min | 15 min | +35 min |
| Sunnyvale / Mountain View (Sunnyvale Caltrain) — Drive | 25 min | 70 min | −45 min |
Difference is Redwood City minus Rockridge, Oakland. Sources are cited on each submarket page.
This pairing is a commute decision. Redwood City reaches Sunnyvale / Mountain View (Sunnyvale Caltrain) 48 minutes faster than Rockridge, while the rates sit 1.12% against 1.36% and the monthly gap at $1,600,000 is $320.
The house at each price
$1.4M in Rockridge is a 1910s-20s Craftsman bungalow, 1,400-1,700 sq ft, on a 4,000-5,000 sq ft lot. Against that, redwood City comps run $1,100-$1,250 per square foot detached and $900-$1,000 in Redwood Shores. At $1,150 and $1,000 per foot respectively, a fixed budget buys about 15% more floor area in Rockridge.
Carrying $1,600,000 in each
Holding the loan constant — $1,600,000, 20% down, 6.5% on a 30-year fixed, $2,400 of insurance, no HOA — Redwood City totals $9,784 a month at 1.12% and Rockridge $10,104 at 1.36% — tax lines of $1,493 and $1,813. Redwood Shores dues run $200-$500 a month plus a lagoon maintenance assessment. No Mello-Roos and no HOA on the Rockridge bungalows. Neither figure includes dues or a district assessment, and both belong on the worksheet before an offer.
The trip each morning
To Sunnyvale / Mountain View (Sunnyvale Caltrain): 22 minutes by Caltrain from Redwood City, 70 by driving from Rockridge — a 48-minute edge to Redwood City, or 8.0 hours across a ten-trip week. To Oakland City Center (12th St BART): 50 minutes by driving from Redwood City, 12 by BART from Rockridge — a 38-minute edge to Rockridge, or 6.3 hours across a ten-trip week. Door to door from Redwood City to FiDi is 55-65 minutes. Highway 24 puts Rockridge 15 minutes from the Bay Bridge at 6 a.m. and 35-50 at 8.
Hazard and insurance
The Redwood City flats and Redwood Shores are not WUI. Upper Rockridge non-renewals are routine; FAIR Plan plus a wrap runs $5K-$9K. Run the address through CAL FIRE's severity-zone viewer, the FEMA Flood Map Service Center and the CGS seismic hazard maps, and treat the premium quote as a contingency item.
Choosing between them
Redwood City fits an express-Caltrain requirement with a detached home under $1.5M. Rockridge suits a buyer who prefers a 1920s house to new construction. Rank the requirements first; the pair rarely splits on anything except the one that is non-negotiable.
Sources. Tax figures come from San Mateo County Tax Rate Book FY 2025-26; Alameda County Tax Rates by TRA 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 | Redwood City | Rockridge, Oakland |
|---|---|---|
| Median $/sqft (SFR) | $1,150 | $1,000 |
| Effective tax rate | 1.12% | 1.36% |
| Monthly cost, reference loan | $9,784 | $10,104 |
| Fastest to FiDi SF (Montgomery St BART) | 55 min | 25 min |
| Fastest to Oakland City Center (12th St BART) | 50 min | 12 min |
| Fastest to Sunnyvale / Mountain View (Sunnyvale Caltrain) | 22 min | 70 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.
Redwood City detail
| Component | Rate of assessed value |
|---|---|
| Prop 13 general levy | 1.000% |
| County / city voter-approved bonds | 0.010% |
| School district measures | 0.110% |
| Effective rate | 1.12% |
| 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.
Rockridge, Oakland detail
| Component | Rate of assessed value |
|---|---|
| Prop 13 general levy | 1.000% |
| County / city voter-approved bonds | 0.152% |
| School district measures | 0.208% |
| Effective rate | 1.36% |
| 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.
Redwood City vs Rockridge, Oakland: questions and answers
- Which has the lower effective property tax rate, Redwood City or Rockridge, Oakland?
- Redwood City, at 1.12% of assessed value against 1.36% for fiscal year 2025-26 — a gap of 0.240%. Rates are composited from county tax rate books; each parcel bill governs.
- How much do monthly carrying costs differ between Redwood City and Rockridge, Oakland?
- $320 per month on the identical reference loan: Redwood City $9,784, Rockridge, Oakland $10,104. Redwood City 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, Redwood City or Rockridge, Oakland?
- Rockridge, Oakland. Redwood City is 50 min by car; Rockridge, Oakland is 12 min by BART. Door-to-door, AM peak. Source: data/commute/static.csv.
- What is the price per square foot difference between Redwood City and Rockridge, Oakland?
- $150 per square foot: Redwood City $1,150, Rockridge, Oakland $1,000. Single-family medians, trailing twelve months. A median is not a valuation of any specific property.