Bathroom Remodeling in San Diego: Costs, Permits, and What to Expect

A bathroom remodel in San Diego typically runs $25,000 to $120,000+ depending on scope. The answer depends mostly on **scope** (footprint change vs. footprint-unchanged), **tile selection**, and whether you want any **accessibility features** built in. This guide breaks down the four common scope tiers, accessibility retrofits (the most common San Diego add-on for homes where the original owner is aging in place), permit context, and a realistic timeline.

Quick answer

For a San Diego bathroom remodel in 2026:

| Scope tier | Cost range (San Diego County) | Typical timeline | |---|---|---| | Refresh (powder-room or guest-bath, fixtures, tile, no layout change) | $25,000 – $45,000 | 3 – 6 weeks | | Mid-range primary bath (new tile, vanity, curbless shower, mid-grade fixtures) | $45,000 – $75,000 | 6 – 10 weeks | | Upscale primary suite (custom vanity, natural stone, body sprays, large format tile) | $75,000 – $120,000 | 10 – 14 weeks | | Luxury primary suite (wet room, freestanding tub, steam shower, smart fixtures) | $120,000 – $250,000+ | 12 – 18 weeks |

These ranges include design, permits, materials, labor, and a 10–15% contingency. They do not include moving the bathroom to a different part of the home (which is a remodel-plus-addition and involves structural work). They assume a single-floor bathroom with standard access; second-story baths and hillside-access properties run 10–25% higher.

What drives the cost

Three variables move the budget by far more than anything else:

**1. Layout change vs. footprint-unchanged.** A mid-range bath that keeps the toilet, sink, and shower in the same locations can avoid moving the drain stack (the most expensive plumbing rough-in) and avoid re-routing electrical. Layout-unchanged remodels run roughly 30% less than layout-changing remodels of the same finish level.

**2. Tile selection.** Porcelain tile (the workhorse for most San Diego baths) runs $15–$40 per square foot installed. Large-format porcelain (24"×24" or larger) runs $25–$60 installed because the substrate prep is more involved. Natural stone (marble, travertine) runs $40–$120+ installed. A 70 sqft shower with marble is $2,800–$8,400 in tile alone; with porcelain, $1,050–$2,800. The waterproofing substrate (Schluter Kerdi or equivalent) is a separate $1,500–$3,000 for a typical shower.

**3. Shower size and complexity.** A 36"×48" curbless shower with a linear drain is the most-requested San Diego primary bath feature. A curbless shower requires the bathroom floor to be recessed (or the rest of the floor to be built up) to maintain slope-to-drain — that's $1,500–$4,000 in structural work beyond the tile and waterproofing. A curbless shower also requires the entire bathroom to be waterproofed (not just the shower footprint), which adds $3,000–$6,000 to a typical bath. Steam showers add $8,000–$20,000+ for the steam unit, sealed enclosure, and dedicated electrical.

Other significant cost drivers include vanity quality (stock $1,500–$4,000, custom $8,000–$25,000+), plumbing fixtures (Kohler / Delta mid-range $200–$800 per fixture, Brizo / Kallista / Watermark upscale $1,000–$3,000+ per fixture), and glass enclosure (frameless 3/8" clear tempered, $1,200–$3,500 for a typical shower).

Aging-in-place and accessibility retrofits

For San Diego homeowners planning to stay in their home past retirement, a bathroom remodel is the most common opportunity to add accessibility features. The federal Aging in Place guidelines (AARP / National Association of Home Builders) recommend:

- **Curbless (zero-threshold) shower** — eliminates the trip hazard of a 4–6" shower curb - **Grab bars** in the shower, at the toilet, and along any tub surround — installed into blocking, not just drywall - **Comfort-height toilet** (17–19" seat height vs. standard 15") - **Wider doorways** (36-inch minimum clear opening) - **Comfort-height vanity** with knee clearance underneath - **Non-slip flooring** — porcelain with a textured (R11) finish, or smaller-format tile with more grout lines - **Lever-style faucet handles** (vs. knobs) for users with arthritis

The marginal cost to add these features during a planned remodel is small — $4,000–$10,000 for a mid-range bath. Retrofitting them into an existing, un-remodeled bath runs $15,000–$30,000+ because it requires re-doing the tile, plumbing, and electrical. The right time to add them is during the remodel you're already doing.

Permits in the City of San Diego

The City of San Diego Development Services Department (DSD) requires permits for:

- **Plumbing permit** for any drain, supply, or vent line work. A "like-for-like" fixture swap with no pipe work typically does not need a permit, but a plumber can pull a same-day permit for any work touching the system. - **Building permit** for any layout change, structural work, new electrical circuit, or load-bearing wall removal. - **Electrical permit** for any new circuit (required for heated floors, lighted mirrors, dedicated circuits for whirlpool tubs, etc.).

Most San Diego bath remodels require both a plumbing permit and a building/electrical permit. DSD plan-review timeline is 4–8 weeks for standard residential alterations. If you're in the Coastal Overlay Zone, expect an additional 30–90 days for Coastal Development Permit review.

How long the work takes

Plan for 4 phases:

1. **Design and selection (2–4 weeks).** Layout, tile, vanity, fixtures, glass. The longer end applies if you have a custom vanity with a 4–6 week lead time. 2. **Permitting (4–8 weeks).** Most of the wait is the city's queue. Plan ahead. 3. **Construction (3–10 weeks depending on scope).** Demo 1–2 days. Rough plumbing and electrical 1 week. Substrate / waterproofing 1 week. Tile 1–2 weeks. Vanity and fixture install 1 week. Glass and finishing 1 week. 4. **Punch-list and closeout (1 week).** Walk-through with the contractor, list of items to fix or finish, contractor completes them.

Total: roughly 3–5 months from design start to usable bath for a mid-range scope. A refresh can be done in 6–8 weeks.

Common San Diego considerations

**Hillside and second-story baths.** A bath on a second story or over a slab-on-grade garage has different plumbing constraints. The cost of moving a toilet or adding a shower in these locations is higher than on a ground-floor slab-on-grade bath.

**Homes built before 1978.** Lead paint and asbestos are real risks. A pre-1978 bath remodel typically requires a lead-safe RRP-certified contractor and an asbestos survey before demolition. The adder is $1,500–$5,000 for the lead-safe work and $500–$2,000 for asbestos testing and any required abatement.

**Homes with cast iron drain lines.** Many San Diego homes built before 1970 have cast iron drain lines. If your bath remodel exposes deteriorated cast iron, you'll need to replace the affected section to pass plumbing inspection. The adder is typically $2,000–$8,000 depending on how much needs replacement.

What to look for in a San Diego bathroom contractor

- **California Contractors State License Board (CSLB) license.** Class B General Contractor for remodels that include structural work; B-1 (general) or C-36 (plumbing) is not enough on its own for a full bath remodel. - **Specific bath experience.** A contractor who has done 20+ baths in the last 3 years will be faster, more efficient with waterproofing, and better at troubleshooting tile substrate issues than a generalist. - **Houzz or Google reviews with project photos.** A primary bath remodel is one of the most-photographed project types on Houzz; a contractor without project photos has either done very few or doesn't ask clients for permission. - **A written waterproofing spec.** The waterproofing system (Schluter Kerdi, RedGard, Laticrete Hydro Ban, or equivalent) should be specified in writing with the brand, the application thickness, and the flood-test protocol. A contractor who can't articulate this is a red flag. - **A clear change-order process.** Mid-project changes are normal. Make sure the contractor's change-order process is in writing.

What Craft does for San Diego bathroom remodels

Craft Home Remodel is a San Diego design-build firm. For bathroom remodels we handle design, permits, and construction under one contract. Most of our portfolio is kitchen and primary bath work — see https://crafthomeremodel.com/crafted-projects. To start a conversation about your project, see https://crafthomeremodel.com/contact-us.

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Sources

- City of San Diego Development Services Department — residential permit timelines and fee schedule (sandiego.gov/development-services) - California Contractors State License Board — license lookup and classification (cslb.ca.gov) - Remodeling Magazine — 2024 Cost vs. Value Report, Pacific region - EPA Renovation, Repair, and Painting (RRP) Rule — lead-safe work in pre-1978 homes - AARP / NAHB — Aging in Place guidelines

_Last updated: June 2026. CSLB license #1114525. Adheres to NKBA design and construction standards. This guide is for informational purposes and does not constitute a construction contract or estimate._