Rosemarie Costa Residential Real Estate

Rosemarie Costa Residential Real Estate Rosemarie Costa is an associate broker at Coldwell Banker Residential Brokerage Hi, my page is dedicated to Residential Real Estate on beautiful Long Island.

As a native of Long Island and long time professional Associate Real Estate Broker; it is my pleasure to help homeowners achieve their dreams of selling their home and on to the next. When it comes to selling your largest investment, your home, experience does matter. My cell phone number is 631-678-6200. I am here to help.

OPEN HOUSE * OPEN HOUSE * SUNDAY 1 till 3 @ 20 Musket Dr.,ShirleyThis 3 bedroom home with fu...
08/09/2026

OPEN HOUSE * OPEN HOUSE * SUNDAY 1 till 3
@ 20 Musket Dr.,Shirley
This 3 bedroom home with full finished basement , large fenced yard w/ deck; AND CENTRAL AIR CONDITIONING is what you've been looking for ! Brand New Roof, Hardwood Floors Thruout, Huge Country Kitchen. Offered at 569,999

08/09/2026
This Beauty set on an acre Just Sold ! Would your customers like new construction? Give me a call !
07/29/2026

This Beauty set on an acre Just Sold ! Would your customers like new construction? Give me a call !

Come take a look at this 4 bedroom beautyin Country Pointe , Manorville !
06/21/2026

Come take a look at this 4 bedroom beauty
in Country Pointe , Manorville !

Happy First Day of Summer !
06/21/2026

Happy First Day of Summer !

Yippie !
03/08/2026

Yippie !

02/24/2026

Find your happy placeā€”and let us help you get there. šŸ”
Live well with Coldwell.

Address

Mount Sinai, NY
11776

Opening Hours

Monday 9am - 6pm
Tuesday 9am - 6pm
Wednesday 9am - 6pm
Thursday 9am - 6pm
Friday 9am - 6pm
Saturday 9am - 6pm
Sunday 9am - 6pm

Telephone

+16316786200

Website

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