Remodel and repair costs in Alameda County, California

Budgets for 15 common projects, priced at the hourly rates contractors bill in Alameda County, with local sales tax (10.25% to 10.75%) and permit fees. Example ZIP: 94610 (Oakland).

Estimate my project in Alameda County Contractor rates by trade

Budget estimate, not a bid, appraisal, or insurance claim valuation. Get licensed contractor bids. Pilot.

Alameda County at a glance

Alameda County had 1,682,353 residents in the 2020 Census across 737 square miles; the largest places are Oakland, Fremont, Hayward, Berkeley and San Leandro. Across 15 projects, a typical Alameda County budget is 9% above the median California county, the highest of 58 counties. A mid-finish kitchen remodel here comes to about $54,500, the 3rd highest of 58.

What projects cost in Alameda County

Typical size for each project (see each cost guide for the details), ZIP 94610. Likely is the median of 4,000 simulated outcomes; the range is the 10th to 90th percentile. "Vs. state" compares the mid likely budget with the median of all 58 California counties. Basic assumes the lower-cost starting choices, for example laminate counters, an acrylic tub wall set and pressure-treated wood decking.

Project	Basic	Mid (likely)	Mid range	Premium	Vs. state
Kitchen remodel · estimate	$45,500	$54,500	$45,600–$65,800	$73,200	+13%
Kitchen refresh · estimate	$14,100	$17,100	$14,400–$20,400	$19,500	+10%
Bathroom remodel · estimate	$22,400	$26,600	$21,400–$33,400	$31,600	+16%
Roof replacement · estimate	$13,100	$13,300	$11,400–$15,300	$13,600	+5%
New flooring · estimate	$8,000	$9,300	$7,800–$11,000	$9,400	+9%
Interior painting · estimate	$9,000	$9,900	$8,200–$11,800	$9,800	+6%
Exterior painting · estimate	$6,200	$6,300	$5,000–$7,900	$6,500	+7%
New deck · estimate	$17,700	$20,000	$16,800–$24,000	$25,500	+9%
Window replacement · estimate	$8,700	$9,300	$8,100–$10,700	$14,200	+10%
Siding replacement · estimate	$25,100	$25,200	$21,000–$30,200	$25,200	+10%
ADU or room addition · estimate	$237k	$249k	$210k–$293k	$271k	+11%
Bedroom or living room refresh · estimate	$6,100	$6,700	$5,600–$8,100	$6,900	+10%
Garage door replacement · estimate	$3,300	$4,700	$4,200–$5,200	$6,100	+7%
Front entry door · estimate	$1,700	$2,500	$2,200–$2,900	$3,700	+9%
Heating and air conditioning · estimate	$14,200	$16,600	$14,500–$19,100	$18,400	+9%

Contractor hourly rates in Alameda County

What a contractor bills per hour for each trade, built from the San Francisco-Oakland-Fremont, CA wage data (BLS, May 2025), payroll taxes, California workers' comp rates for that trade, and contractor overhead and profit. Not wages.

Trade	Low	Likely	High	Vs. state
Carpenter	$78	$116	$153	+18%
Construction laborer	$64	$87	$106	+16%
Electrician	$110	$165	$239	+35%
Plumber	$104	$180	$255	+43%
Painter	$67	$84	$115	+6%
Roofer	$82	$94	$121	+4%
Tile and stone setter	$57	$83	$134	+11%
Floor layer	$64	$101	$140	+19%
Drywall installer	$79	$113	$152	+31%
Cement mason	$72	$102	$138	+24%
Glazier	$70	$111	$143	+25%
HVAC mechanic	$105	$159	$243	+28%

What drives costs here

Labor: billed rates in Alameda County are 22% above the median California county (the highest of 58). Wage data: BLS wage data for the San Francisco-Oakland-Fremont area (shared with Contra Costa County, Marin County, San Francisco County and San Mateo County). The highest-billing trades are plumber ($180/hr) and electrician ($165/hr).
Sales tax: 10.25% to 10.75%, depending on the city on materials (CDTFA, effective October 1, 2026).
Permits: estimated from each job's valuation; kitchen and bathroom remodels usually need one, painting usually does not.
Mountain factor: none of this county's ZIP codes get one.
Contractor overhead and profit: a separate 10% + 10% line only on jobs with three or more trades; single-trade jobs are priced at the trade's billed rate. No markup on materials.

Open the estimator for ZIP 94610, or enter any of the 69 Alameda County ZIP codes. Method and sources.

Questions

How much does a kitchen remodel cost in Alameda County?

For a 150 sq ft kitchen with 20 ft of base cabinets and new cabinets, counters, floor, lighting and appliances, our likely budget in ZIP 94610 (Oakland) is $54,500 at mid finish, with a range of $45,600 to $65,800. Basic finishes come to about $45,500 and premium to about $73,200. That is the 3rd highest of California's 58 counties.

What does a bathroom remodel or a new roof cost in Alameda County?

A 45 sq ft full bathroom remodel is about $26,600 at mid finish ($21,400 to $33,400). A 2,000 sq ft asphalt shingle roof replacement with tear-off is about $13,300, and replacing a central AC and gas furnace is about $16,600.

What do contractors charge per hour in Alameda County?

Our model prices each trade at the rate a contractor bills, not the worker's wage, using BLS wage data for the San Francisco-Oakland-Fremont area (shared with Contra Costa County, Marin County, San Francisco County and San Mateo County). The likely billed rate runs from about $83 an hour (tile and stone setter) to about $180 (plumber), and the typical trade bills 22% above the median California county, the highest of 58.

Are remodels more expensive in Alameda County than elsewhere in California?

The typical project budget here is 9% above the median of all 58 California counties. Every project is at or above the state median, from roof replacement (+5%) to bathroom remodel (+16%). Sales tax on materials is 10.25% to 10.75%, depending on the city (CDTFA rates effective October 1, 2026).

Which Alameda County ZIP codes does the estimator cover?

All 69 of them, including 20 PO box and single-organization ZIP codes, which are priced the same as the area they serve. Enter any Alameda County ZIP in the estimator.

Is this a quote?

No. It is a budget estimate, not a bid, appraisal, or insurance claim valuation. Get written bids from licensed contractors, and check licenses with the Contractors State License Board.

More cost pages

Bay Area: Contra Costa County · Marin County · Napa County · San Francisco County · San Mateo County · Santa Clara County · Solano County · Sonoma County · All 58 counties

Remodel Estimator is self-serve budgeting software from Caissonix, in pilot. Budget estimate, not a bid, appraisal, or insurance claim valuation. Figures computed 2026-10-29 from price book 2026-10-29.8; they change as prices and wages are updated. Population, land area and places: 2020 Census. Get licensed contractor bids, and check a contractor's license with the Contractors State License Board before you sign.