How much does bathroom remodel cost in Bay Saint Louis?
ZIP 39520 · Hancock County · Mississippi · Data updated May 2026
Bay Saint Louis sits on the expensive end for bathroom remodel. Higher local demand and material costs push quotes above what you'd see in most US markets.
It's also a strong investment in Bay Saint Louis. Homeowners here get solid equity back at resale, making this one of the easier projects to justify financially.
Local Cost Estimate
$24,590 - $33,269
-2% seasonal adjustment (Normal season) · Base: $25,092 - $33,948
Strong ROI
Equity Gain
$25,122
Added at resale
+10.6% of home value
Good time to move forward
Strong ROI and steady market conditions. Timing is solid.
On this page
- National average
- $24,600
- Local cost index
- 1.5×
- Mississippi median
- ROI score
- 87/100
- Lead time
- ~4 weeks
- Normal
Built from Zillow ZHVI home values, BLS construction wages (May 2024), Cost vs. Value 2026 benchmarks, and US Census housing data · how this estimate is made
How We Calculate Bay Saint Louis Bathroom Remodel Cost Estimates
What's driving the cost
Labor
$14,760
60% of total
Materials
$14,760
40% of total
Over 20 years: approx. $1,447/yr
Best Time to Book Bathroom Remodel in Bay Saint Louis, Mississippi ( September 2026)
Normal SeasonLead time now
~4
weeks
Season adjustment
-2%
vs annual avg
September is a normal-demand month for bathroom remodel in this climate. Lead times are around 4 weeks. No meaningful seasonal premium or discount right now.
Bathroom Remodel Cost by ZIP Code in Hancock County, Mississippi
Same project scope. Costs vary by ZIP based on local labor markets and home values.
Bathroom Remodel Costs in Mississippi, Mississippi
Mississippi's remodeling market runs about 15% below the national average on labor — among the most affordable in the country. Jackson, Biloxi, Gulfport, and Hattiesburg are the primary markets. Gulf Coast hurricane exposure drives elevated roofing and exterior work in the southern counties, and hot, humid summers create constant HVAC demand.
Bathroom Remodel in this region
Bathroom remodels recoup 85% at resale. The state's below-average labor rates make full mid-range bathroom updates the most affordable in the East South Central region. Gulf Coast buyers bring expectations from higher-cost markets that reward well-finished bathrooms.
Bathroom Remodel: Scope, Decisions & Permit Requirements in Mississippi
Scope of work
A bathroom remodel typically includes new tile (floor and shower/tub surround), vanity and mirror, toilet, lighting, and faucets. Expanding the footprint, adding a second bathroom, or converting a tub to a walk-in shower requires additional framing and plumbing work. In Bay Saint Louis's humid climate, proper exhaust ventilation (at least 110 CFM for larger baths) is a structural requirement, not an afterthought. Under-ventilated bathrooms in southern climates accumulate mold behind tile within 2-3 years.
Key decisions
Walk-in showers are the dominant choice in master baths, but for resale, keep at least one tub in the home, especially in family neighborhoods. Heated floors add $500-$1,500 and are a worthwhile upgrade in colder climates. Large-format tile (12×24") reads more expensive but requires a very flat subfloor. In Bay Saint Louis's climate, curbless (zero-entry) shower design is increasingly the buyer expectation in master baths. It also simplifies waterproofing. A single continuous membrane beats complex curb detailing for long-term moisture protection.
Timing & permits
A standard bathroom remodel takes 2-3 weeks. Any plumbing or electrical changes require permits. For custom tile or specialty fixtures, add 4-6 weeks lead time for special orders. In Bay Saint Louis, scheduling flexibility is good year-round for bathroom work. If you're doing multiple bathrooms, stagger them. Losing access to two bathrooms simultaneously is worth avoiding.
Complete guide
Everything you need to know about bathroom remodel: materials, hiring, red flags, and what to expect.
How We Calculate Bay Saint Louis Bathroom Remodel Cost Estimates
Step 1
National benchmark
We start with the national average cost for bathroom remodel from the Remodeling Magazine Cost vs. Value report. Base cost: $24,600.
Step 2
Local cost index
We apply a ZIP-level cost multiplier. Labor is derived from BLS construction wage data by metro area; materials from Zillow home value data. Bay Saint Louis's effective multiplier is 1.5× the Mississippi median.
Step 3
Regional ROI
The Cost vs. Value report shows that bathroom remodel recoups 85% of its cost at resale in this US Census region. That's an equity gain of $25,122, not counting seasonal adjustment.
Step 4
Seasonal adjustment
September is normal season for bathroom remodel in hot-humid-climate markets. Demand is running -2% vs. the annual average. Base $25,092 - $33,948 → $24,590 - $33,269.
Base estimate
$25,092 - $33,948
Normal season
$24,590 - $33,269
All estimates carry a ±15% range to reflect real-world contractor variance in labor, materials, and project scope. Always get 2-3 quotes before committing.
Is a bathroom remodel worth it in Bay Saint Louis?
Strong ROIWith an ROI score of 87/100, a bathroom remodel in Bay Saint Louis recoups an estimated $25,122 at resale. It's a real improvement to how the house looks and feels, and that shows up in the sale price.
You invest
$28,930
Recouped at resale
$25,122
Cost per year
$1,447
over 20 yrs
Finding Bathroom Remodel contractors in Bay Saint Louis
When you're getting quotes in the 39520 area, expect labor rates to reflect the 1.5× local cost index. Bay Saint Louis runs higher than the state average, and you'll see that in contractor bids. Always verify your contractor is licensed to work in Hancock County and ask whether your project scope requires local building permits.
Median home value in Bay Saint Louis: $237,253. This project adds 10.6% to your home's value.
More cost estimates for 39520
Frequently Asked Questions
How much does a bathroom remodel cost in Bay Saint Louis, MS?
Based on 2026 data, a bathroom remodel in Bay Saint Louis (39520) currently runs $24,590 - $33,269, which includes a -2% seasonal factor for September (Normal season). Without that, the base range is $25,092 - $33,948. That's using a 1.5× local cost index applied to the national benchmark from the Remodeling Magazine Cost vs. Value report.
Is a bathroom remodel worth it in Bay Saint Louis?
With an ROI score of 85/100, a bathroom remodel in Bay Saint Louis is expected to add about $25,122 back at resale. A lot of that depends on Hancock County's local market, where median home values sit at $237,253.
How do Bay Saint Louis remodeling costs compare to the rest of Mississippi?
Bay Saint Louis remodeling costs are running at 150% of the Mississippi state median. Local home values of $237,253 are the main driver. Higher home values generally track with higher local wages and material costs.
Tub or walk-in shower for better resale in Bay Saint Louis?
In the $237,253 price range typical of Bay Saint Louis, buyers generally expect at least one bathtub, especially in family-oriented neighborhoods. Walk-in showers are the move in master baths. Keeping one tub elsewhere protects your buyer pool. Check with a local agent in Hancock County for current buyer preferences in your specific neighborhood.
Do bathroom remodels require permits in Mississippi?
Any plumbing or electrical changes require permits in Mississippi. This includes moving or adding drain lines, relocating electrical outlets near water, or adding a ventilation fan where none existed. Cosmetic work (replacing a vanity or toilet in the same location, retiling a shower) typically doesn't need a permit. Your contractor should clarify the permit scope before work begins.
Why does bathroom remodeling have strong ROI in Bay Saint Louis?
Bay Saint Louis's market (median home value: $237,253) supports strong bathroom remodel returns because buyers at this price point expect updated baths. An outdated bathroom in a $237,253 home signals deferred maintenance, which can lead buyers to discount offers beyond just the renovation cost.
You have the numbers. Now get the quotes.
Most homeowners go into contractor conversations blind. You know what bathroom remodel should cost in Bay Saint Louis, what drives the price, and whether now is a good time to move. Use that.