39 local guides
ADU / Garage Conversion
$165,000-415,000
Range reflects published city-level guide data across active California markets.
Renology regional edition
California costs, codes, climate, and contractors
Southern California & Bay Area
A magazine-style guide to renovating across California, from coastal labor premiums and ADU economics to fire-zone exteriors, outdoor living, and city-by-city project pricing.
Cost pressure
Coastal labor and permit timelines
Code lens
Title 24, CALGreen, fire zones
High-demand work
ADUs, kitchens, roofing, outdoor living

200+
vetted contractors
67
cities served
667+
local cost guides
11k+
projects analyzed
18hr
avg response
Cities covered
39
Project types
10
Local guides
390+
Vetted contractors
200+
Renology cost index
Built from published Renology city guides. Use this as directional planning data before narrowing to your city and scope. For the full cross-market dataset, open the Renology Cost Index.
39 local guides
$165,000-415,000
Range reflects published city-level guide data across active California markets.
39 local guides
$28,000-65,000
Range reflects published city-level guide data across active California markets.
39 local guides
$14,000-46,000
Range reflects published city-level guide data across active California markets.
39 local guides
$11,000-32,000
Range reflects published city-level guide data across active California markets.
39 local guides
$11,000-32,000
Range reflects published city-level guide data across active California markets.
39 local guides
$3,700-23,000
Range reflects published city-level guide data across active California markets.
39 local guides
$4,100-16,000
Range reflects published city-level guide data across active California markets.
39 local guides
$51,000-115,000
Range reflects published city-level guide data across active California markets.
39 local guides
$20,000-52,000
Range reflects published city-level guide data across active California markets.
Editor's planning desk
A tighter regional index for homeowners: what changes the budget, which projects need permits, what materials fit the climate, and when local pros matter.

Field note: Before comparing bids, define access, utilities, fire exposure, shade, drainage, and finish level.
Compare scope before price. A low bid can exclude electrical upgrades, hauling, waterproofing, drainage, Title 24 items, or finish allowances that decide whether the project lasts.
ADUs, kitchens that move utilities, roofing in fire zones, outdoor kitchens, pools, and hillside work all benefit from early permitting and access planning.
DIY becomes risky when the work touches gas, structural changes, waterproofing, electrical panels, fire-zone materials, or anything that will be inspected later.
Renology gives the planning context first, then can match homeowners with 2 to 3 vetted local pros without public lead sharing.
Kitchens, bathrooms, decks, driveways, ADUs, outdoor living. Every project type Southern California and Greater Seattle homeowners actually remodel, with real costs, local code notes, and vetted contractors.
The rooms you actually live in. Kitchen, bath, and built-ins. Real costs, local code notes, and vetted contractors across SoCal and Seattle.
Decks, patios, driveways, and outdoor kitchens. The transitions that make a house feel twice as big.
Square footage, curb appeal, and long-term protection. ADUs, roofing, and the unsexy systems that decide whether a house ages well.
Regional context
Renology covers home renovation in California across 39 cities, 10 project types, and 390+ local cost guides. Real 2026 contractor pricing, permit playbooks for each major scope, climate-aware material recommendations, and matched contractors who actually serve your zip.
California is the largest home-renovation market in the US. From the dense coastal metros (LA, Orange County, San Diego, Bay Area) to the sprawling Inland Empire and Central Valley, the state spans extreme cost variance and dramatically different climates. Renology covers every major California metro with editorial guides calibrated to local pricing, permit timelines, and code requirements.
California renovation in 2026 sits 10 to 30 percent above national averages depending on metro. Bay Area and West LA are the highest. Inland Empire and Central Valley markets run closer to national medians. Title 24 energy code, CALGreen sustainability standards, and CAL FIRE fire-zone roofing requirements add specificity that out-of-state contractors often miss.
The most-requested projects from California homeowners in 2026 are kitchens, bathrooms, ADUs (driven by AB-68), outdoor living, and roofing. Each of our city pages below pulls together cost data, permit playbook, and vetted contractor matches for that specific market.
Three paths from here. Browse the city grid below to find your specific California city and dive into local cost guides. Browse project types to read the national pillar guide for your scope. Or skip straight to contractor matching and we will hand-pick 2 to 3 licensed pros for your project. Free, confidential, no obligation.
Regional index
Each city hub has cost ranges, permit notes, project guides, and local contractor matching for that exact market.
Simple process
Three clear steps to understand the work, the budget, and the right pros for your home.
Get inspired
Browse real before/afters, costs, and finishes from homes like yours.
Price the scope
Use the planner to turn ideas into a realistic budget for your city.
Move forward
Meet vetted contractors, compare options, and start with confidence.
Ready to compare real options for your project?
Get matched
For Homeowners
We're looking for homeowners ready to transform their space. Get featured in Renology and enjoy an exclusive discount on your project, in exchange for letting us document the before, the during, and the after.
For Contractors
Get matched with intent-heavy homeowners who've already picked a scope and a budget. Non-exclusive leads, prepaid, no credit-based surprises.
ApplyEverything you need to know before starting your project
An independent digital magazine covering real home transformations across Southern California and Greater Seattle, indoor and outdoor. Daily Project of the Day features, honest cost estimates, and vetted contractors.
60 seconds. 3 vetted, licensed, insured contractors in your zip. Free. No obligation.
Get my 3 matches + free Cost Playbook