Bathroom Remodeling in Coram, NY

Coram is Town of Brookhaven. The most common bathroom request here is converting a tub to a walk-in shower, which is almost always permitted work because the drain moves and the waterproofing changes.

What we see in Coram bathrooms

The job we are asked for most in Coram is a tub-to-shower conversion, and it is worth understanding why it is not the simple swap it looks like. The drain moves, the waterproofing changes, and the floor build-up under a curbless shower is a different detail from a tub deck. All three make it permitted work.

Done properly it is one of the best-value changes in a house, particularly if anyone in it is thinking about staying put as they get older. Done as a weekend swap it is a leak into the ceiling below.

What needs a permit in Coram

Vanity swap, retiling, new fixtures in the same places — finish work, generally no permit. Toilet or shower drain moves, tub converts to a walk-in shower, a bathroom gets added, or a bathroom goes in a basement — permitted work, every time.

The Suffolk catch: adding a bathroom to a house on septic rather than sewer can trigger a Suffolk County Health Services review, because the system was sized for a set number of fixtures. It runs separately from the town permit, on its own timeline. Redoing an existing bathroom does not raise it. Filing detail for Town of Brookhaven Building Division.

Four things decide whether a bathroom lasts, and none of them are the tile: the subfloor, the venting on a moved toilet, the waterproofing membrane behind the tile, and where the exhaust fan actually terminates. What to ask about each. We measure on site for free and put the number in writing as a scope with a total.

Verified August 2026. Requirements and fees change and each department publishes independently. Confirm anything here with the Town of Brookhaven Building Division at (631) 451-6333 before you order materials or sign a contract. One Independence Hill, Farmingville, NY 11738.

Also serving, near Coram

We are based in East Patchogue and work across Suffolk County. If you are inside an incorporated village, the village building department governs rather than the town.

• Patchogue
• Medford
• Islip
• Bay Shore
• Smithtown

If your town is not on the list, call anyway — the list is where we work most, not a boundary. Anything from Nassau through the Twin Forks is fair game; we tell you honestly if travel makes a small job uneconomical.

Frequently Asked Questions

Is a tub-to-shower conversion worth it?
For most households yes, especially where someone is planning to stay in the house long term. It is permitted work because the drain and the waterproofing both change, and it needs a proper membrane behind the tile rather than a surface fix. The cost sits well below moving the bathroom and the day-to-day gain is large.

Do I need a permit for a bathroom remodel in Coram?
Replacing a vanity, retiling or swapping fixtures in the same locations is generally finish work and needs no building permit. Moving the toilet or shower drain, converting a tub to a walk-in shower, or adding a bathroom is permitted work. There is far more plumbing in a bathroom than a kitchen, so that line gets crossed more often.

Does adding a bathroom in Suffolk County need Health Department approval?
It can. If the house is on a septic system rather than sewer, adding a bathroom may trigger review by Suffolk County Department of Health Services, because the system was sized for a set number of bedrooms and fixtures. That review is separate from the town building permit. Redoing an existing bathroom does not raise it.

Is tile waterproof?
No. Tile is not waterproof; the membrane behind it is. Ask specifically what waterproofing goes in behind the tile, because it is the part you never see and the only part that decides whether the wall lasts.

Related Reading

• Bathroom permits by town — the full breakdown
• Bathroom remodel cost — 2026 Long Island numbers
• Walk-in showers — the conversion that needs a permit
• Septic and Suffolk projects — when SCDHS gets involved
• Bathroom remodeling in Suffolk — local considerations