Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable Bathroom Remodeling Across San Leandro
Bathroom remodeling in San Leandro typically runs $9,000-$28,000 for a full gut and rebuild, with smaller projects like tub-to-shower conversions landing between $3,500 and $10,000. We’re Barrett & Sons Construction, and we’ve been pulling permits and opening walls in the East Bay since 1998. Tom Barrett owns the company, his sons run the crews, and every job gets a written scope, written allowances, and written change orders before a single nail moves. Call (877) 610-1318 to schedule your free estimate.
San Leandro isn’t like remodeling in Fremont or Hayward. The flatlands west of East 14th sit on bay mud. The hills on the east side shift with expansive clay every winter. And most of the housing stock went up between 1945 and 1965, which means galvanized pipes, unbolted cripple walls, and subfloor framing that’s been soaking up coastal fog for sixty years. That’s the real reason quotes move once the walls come open. We handle it by writing allowances for exactly those discoveries before we start, so you’re never surprised at the end.
Why Barrett & Sons Construction Is San Leandro’s Preferred Bathroom Remodeling Company
We’re not a franchise dispatching strangers from two counties away. Tom Barrett lives twenty minutes from San Leandro, his name and license number are published where anyone can look them up, and if something goes wrong after the job, he answers the phone himself. The 90-Day Done Right Promise is written into every contract: if it’s not done right, one call brings Tom back to make it right. No arbitration. No runaround.
San Leandro homeowners tell us the same story before they hire us. They had a national outfit quote one price on the phone and hand them a different bill at the door. Or a previous contractor told them permits were optional and now they’re sitting on unpermitted work. We pull permits and sign inspections on every eligible job. The permit inspector works for you, not for me, as Tom says. That’s why we like him.
Our bathroom remodeling team knows the 94577, 94578, and 94579 zip codes the way you know your own block. We’ve opened walls near the San Leandro Marina where the marine fog has been eating at framing for decades. We’ve worked hillside homes above Estudillo Avenue where the clay soil shifts enough to crack shower pans. And we’ve seen enough 1950s ranch-style bungalows in the Bonaire and Washington Manor neighborhoods to know exactly what’s behind the tile before we even set up.
Our Bathroom Remodeling Services in San Leandro
Full Bathroom Remodeling
A full bathroom remodel in San Leandro usually means gutting a 5×8 or 5×10 bath in a post-WWII tract home and rebuilding it to current code. That includes new waterproofing, new venting, new subfloor where the old one has rotted, and seismic anchoring where the walls meet the foundation. We handle the whole job, from the first demolition cut to the final inspection sign-off. Expect $9,000-$28,000 depending on the size of the room and what’s behind the walls.

Walk-In Showers & Shower Remodeling
Walk-in shower installation in San Leandro runs $4,500-$12,000. We set Schluter waterproofing membrane under the tile, which matters more here than you’d think, because the fog that rolls through the flatlands keeps subfloor moisture high. We also check what’s under the shower pan before we set it. In older homes near the bay, the answer is often compromised, and we’d rather tell you before the tile goes down than after it cracks.

Tub-to-Shower Conversion
Converting a tub to a walk-in shower is one of the most common requests we get from homeowners in their 50s, 60s, and 70s in San Leandro. It’s a practical change, and it runs $3,500-$10,000. We use Grohe fixtures on many of these jobs, and we always replace paper-backed insulation with closed-cell foam when we open an exterior wall, because coastal moisture trapped behind a conversion in 94578 rots framing fast.

Vanities, Tile & Fixtures
Vanity installation in San Leandro runs $800-$3,000 and often pairs with a tile refresh. We stock Schluter and Grohe products for quick turnaround on San Leandro jobs, and we’ll talk you through what’s worth spending on and what isn’t. The wrong vanity in a 1940s bungalow with settled floors looks crooked in a week. We check level before we mount anything.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in San Leandro
We install and service premium brands across our Bathroom Remodeling work, including Schluter waterproofing systems, Grohe fixtures, and Sterling tubs and surrounds. These are names you can look up, not mystery brands off a van. We keep common parts and materials available for San Leandro customers, which cuts weeks off some orders. When a shower valve fails or a tub surround needs replacement, we can usually get it sourced and scheduled without the six-week backorder you’ll hear about elsewhere.
Common Bathroom Remodeling Problems We See in San Leandro Homes
- Rotted subfloor framing near tubs and showers. The western flatlands of San Leandro trap coastal fog far more consistently than inland East Bay cities. That moisture seeps into crawl spaces and eats subfloor framing. We write an allowance for subfloor repair into every bathroom remodel contract so the crew can cut out rot and sister new pressure-treated joists without stopping work to renegotiate.
- Unbolted cripple walls hidden behind finished walls. Most San Leandro homes were built before seismic code required anchor bolts connecting the mudsill to the stem wall. A bathroom remodel that doesn’t address this leaves a structural weakness sitting behind your new tile. We include cripple-wall bolting in the scope when we open up an exterior wall for a shower or tub replacement.
- Corroded galvanized drain lines in 94577 homes. The marine air that rolls off the bay gets into crawl spaces and accelerates corrosion on old galvanized pipe. We’ve opened 1950s ranches near the San Leandro Marina and found drain lines so thin they crumble in your hand. We inspect, document, and write a change order before replacing anything.
- Cracked shower pans from slab settlement in the flatlands. In 94577 west of East 14th, the ground under many slabs is bay mud that compresses unevenly. Shower pans crack, wall junctions separate. We check for movement before we set a new pan, and we bring in geotechnical review when the scope warrants it.
Pricing for Bathroom Remodeling in San Leandro, CA
Bathroom remodeling costs in San Leandro run higher than you’ll see in Tracy or Stockton because the housing stock is older and the seismic requirements are real. Here’s where pricing lands for the jobs we do most:
| Service | San Leandro Market Range |
|---|---|
| Bathroom Remodel | $9,000-$28,000 |
| Small Bathroom Remodel | $5,000-$12,000 |
| Walk-In Shower Installation | $4,500-$12,000 |
| Tub-to-Shower Conversion | $3,500-$10,000 |
| Bathroom Vanity Installation | $800-$3,000 |
Your quote will move based on what’s behind the walls. We handle that with written allowances for subfloor repair, drain replacement, and seismic anchoring, so a discovery is an approval, not a surprise. Every price change comes in writing before work proceeds. Call (877) 610-1318 to schedule your free estimate. No trip charge inside the county.
The San Leandro Reality Most Contractors Won’t Mention
In San Leandro’s 94577 flatlands, a bathroom remodel often triggers a geotechnical review. The liquefaction hazard zone mapped along the bay shoreline runs right under the neighborhoods around the Marina and the industrial corridor. Before you open a wall, the county wants foundation verification. It’s not optional, and a contractor who tells you otherwise is setting you up for a stop-work order. This doesn’t apply a few miles east in the hills, but if you’re west of East 14th, expect it. We plan for it in the estimate, not after the inspector shows up.
When we opened up a 1950s ranch near the San Leandro Marina in 94577, our crew found the original galvanized drain lines corroded by marine fog moisture and the subfloor framing soft enough to push a screwdriver through near the tub. We had already written an allowance for subfloor repair into the contract’s scope of work, so the crew cut out the rot, sistered new pressure-treated joists, and secured a change order for the unreinforced cripple wall before re-tiling. All of it approved in writing before we touched it. That’s how we work in San Leandro, because the alternative is a bill you didn’t agree to.
We Also Serve Cities Near San Leandro
If you’re in Ashland, San Lorenzo, Cherryland, or Castro Valley, the same crew pattern and the same pricing structure apply. We’re Bathroom Remodeling in San Leandro plus the surrounding communities, and the local conditions, from bay mud to fog-driven rot, run across these neighborhoods. Call (877) 610-1318 and tell us what you’re working with.
Serving San Leandro, CA - Our Local Coverage Area
We’re based in the San Leandro area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Bathroom Remodeling in San Leandro
If your home sits in 94577 west of East 14th, it’s mapped in a liquefaction hazard zone where the ground under the slab is bay mud. The county requires foundation verification before issuing a permit, and a geotech report is the standard way to do that. We coordinate the report as part of the remodel scope and write it into the estimate.
We write a subfloor repair allowance into the contract before we start. That way, when the crew finds rot, they cut it out, sister new pressure-treated joists, and keep moving. You’ll see the specific cost of the repair as a line item, approved in writing before we touch it.
Usually yes, but it depends on what’s behind the wall. If the tub-to-shower conversion opens an exterior wall and we find unbolted cripple walls, code requires us to address them before closing up. We’ll tell you that upfront and write a seismic line item into the scope. If the wall isn’t load-bearing, the retrofit may not be required. Call (877) 610-1318 for a site-specific answer.
An allowance is money we set aside in the contract for a known unknown, like rotted subfloor or corroded drains. A change order is a written document that approves the actual cost of that work before it happens. In San Leandro, where older homes hide real surprises, both are essential. We write both into every contract.
Yes, if the work touches plumbing, electrical, or waterproofing. A vanity swap that repositions plumbing needs a permit, and tile work that involves a shower pan or wet-area membrane does too. The permit inspector works for you, not for me, as Tom says. We pull the permit and sign the inspection on every eligible job.
Written by Tom Barrett, Owner at Barrett & Sons Construction, serving San Leandro, CA and the greater East Bay.







Before
After
Before
After
Before
After