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Recently Sold Homes in Mount Sinai, NY

120 homes

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SOLD
JUN 25, 2026
$849,990
3 Beds
2.5 Baths
2,974 sqft
404 Mountain Ridge Drive,
Mount Sinai, NY 11766
RE/MAX Integrity Leaders
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SOLD
JUN 25, 2026
$770,000
4 Beds
2.5 Baths
2,084 sqft
10 Liso Drive,
Mount Sinai, NY 11766
Signature Premier Properties
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SOLD
JUN 25, 2026
$710,000
3 Beds
2 Baths
1,582 sqft
22 Hawthorne Street,
Mount Sinai, NY 11766
Howard Hanna Coach
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SOLD
JUN 25, 2026
$1,100,000
4 Beds
2.5 Baths
2,656 sqft
3 Manor Court,
Mount Sinai, NY 11766
Douglas Elliman Real Estate
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SOLD
JUN 23, 2026
$949,000
5 Beds
2.5 Baths
3,414 sqft
39 Island Trail,
Mount Sinai, NY 11766
Howard Hanna Coach
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SOLD
JUN 18, 2026
$755,000
3 Beds
2.5 Baths
2,053 sqft
12 Fowler Lane,
Mount Sinai, NY 11766
Signature Premier Properties
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SOLD
JUN 15, 2026
$799,000
3 Beds
3 Baths
2,455 sqft
43 Louden Loop,
Mount Sinai, NY 11766
Douglas Elliman Real Estate
SOLD
JUN 15, 2026
$1,050,000
2 Beds
3.5 Baths
2,982 sqft
59 Farm Acre Circle,
Mount Sinai, NY 11766
Pinpoint Realty LI
SOLD
JUN 15, 2026
$1,162,500
5 Beds
3.5 Baths
3,941 sqft
77 Hamlet Drive,
Mount Sinai, NY 11766
Aliano Real Estate
SOLD
JUN 12, 2026
$675,000
2 Beds
2.5 Baths
1,736 sqft
3 Louden Loop,
Mount Sinai, NY 11766
Douglas Elliman Real Estate
SOLD
JUN 11, 2026
$780,000
5 Beds
4.5 Baths
4,000 sqft
60 Hamlet Dr #74,
Mount Sinai, NY 11766
SOLD
JUN 9, 2026
$530,000
3 Beds
1 Bath
1,034 sqft
38 Miller Place Middle Island Road,
Mount Sinai, NY 11766
Signature Premier Properties
SOLD
JUN 8, 2026
$900,000
3 Beds
3 Baths
2,455 sqft
46 Louden Loop,
Mount Sinai, NY 11766
Douglas Elliman Real Estate
SOLD
JUN 4, 2026
$572,000
3 Beds
1 Bath
1,458 sqft
7 Joni Drive,
Mount Sinai, NY 11766
Howard Hanna Coach
SOLD
JUN 1, 2026
$800,000
3 Beds
2.5 Baths
2,176 sqft
169 Hickory Street,
Port Jefferson Station, NY 11776
Keller Williams Landmark II
SOLD
MAY 29, 2026
$1,029,830
4 Beds
2.5 Baths
2,950 sqft
15 Frost Valley Road,
Mount Sinai, NY 11766
Realty Connect USA L I Inc
SOLD
MAY 29, 2026
$600,000
2 Beds
2 Baths
1,627 sqft
109 Constantine Way,
Mount Sinai, NY 11766
Pinpoint Realty LI
SOLD
MAY 28, 2026
$750,000
4 Beds
1.5 Baths
1,730 sqft
19 Osborne Avenue,
Mount Sinai, NY 11766
Exit Realty Island Elite
SOLD
MAY 27, 2026
$749,000
2 Beds
2.5 Baths
1,930 sqft
77 Constantine Way,
Mount Sinai, NY 11766
Douglas Elliman Real Estate
SOLD
MAY 26, 2026
$670,000
2 Beds
2 Baths
1,372 sqft
758 Mount Sinai Coram Road,
Mount Sinai, NY 11766
Long Island Home Prop LLC
SOLD
MAY 20, 2026
$900,000
5 Beds
3.5 Baths
3,220 sqft
33 Pinehurst Drive,
Mount Sinai, NY 11766
Aliano Real Estate
SOLD
MAY 19, 2026
$1,450,000
5 Beds
3 Baths
3,189 sqft
2 Overlook Drive,
Mount Sinai, NY 11766
Serhant East End LLC
SOLD
MAY 18, 2026
$795,000
4 Beds
2.5 Baths
2,587 sqft
8 Barry Lane,
Mount Sinai, NY 11766
Redfin Real Estate
SOLD
MAY 15, 2026
$739,000
3 Beds
2 Baths
2,025 sqft
13 N Willam Lane,
Mount Sinai, NY 11766
Douglas Elliman Real Estate
SOLD
MAY 15, 2026
$965,000
4 Beds
3.5 Baths
3,220 sqft
9 Avolet Court,
Mount Sinai, NY 11766
Aliano Real Estate
SOLD
MAY 15, 2026
$325,000
Studio
137 Shore Rd,
Mount Sinai, NY 11766
SOLD
MAY 13, 2026
$1,376,000
4 Beds
2.5 Baths
3,038 sqft
5 Frost Valley Road,
Mount Sinai, NY 11766
Signature Premier Properties
SOLD
MAY 11, 2026
$870,000
5 Beds
2.5 Baths
5,000 sqft
23 Island Trail,
Mount Sinai, NY 11766
BERKSHIRE HATHAWAY
SOLD
MAY 8, 2026
$399,000
1 Bed
1 Bath
844 sqft
27 Hearthside Drive,
Mount Sinai, NY 11766
BERKSHIRE HATHAWAY
SOLD
MAY 8, 2026
$888,000
5 Beds
2 Baths
2,352 sqft
25 Morris Street,
Port Jefferson Station, NY 11776
Signature Premier Properties
SOLD
APR 30, 2026
$790,000
4 Beds
2.5 Baths
2,736 sqft
15 Shore Road,
Mount Sinai, NY 11766
Howard Hanna Coach
SOLD
APR 28, 2026
$700,000
3 Beds
2 Baths
1,398 sqft
6 Madsen Court,
Mount Sinai, NY 11766
Signature Premier Properties
SOLD
APR 28, 2026
$1,110,000
5 Beds
3.5 Baths
3,600 sqft
8 Avolet Court,
Mount Sinai, NY 11766
Realty Connect USA L I Inc
SOLD
APR 28, 2026
$950,000
4 Beds
3.5 Baths
3,007 sqft
27 Avolet Court,
Mount Sinai, NY 11766
Realty Connect USA L I Inc
SOLD
APR 24, 2026
$400,000
1 Bed
1 Bath
840 sqft
62 Birch Hill Road,
Mount Sinai, NY 11766
Coldwell Banker American Homes
SOLD
APR 23, 2026
$672,000
5 Beds
2.5 Baths
2,675 sqft
1 Domino Way,
Mount Sinai, NY 11766
Island Advantage Realty LLC
SOLD
APR 21, 2026
$875,000
4 Beds
2.5 Baths
2,348 sqft
2 Sea View Lane,
Mount Sinai, NY 11766
Realty Connect USA L I Inc
SOLD
APR 20, 2026
$450,000
2 Beds
2 Baths
1,240 sqft
35 Chippendale Drive,
Mount Sinai, NY 11766
Exit Realty Achieve
SOLD
APR 17, 2026
$1,100,000
Studio
38 Hamlet Dr #88,
Mount Sinai, NY 11766
SOLD
APR 17, 2026
$999,999
4 Beds
4.5 Baths
5,203 sqft
4 Avolet Court,
Mount Sinai, NY 11766
Compass Greater NY LLC

Browse Mount Sinai, NY homes by type

Based on information submitted to the MLS GRID as of 2026-09-30 12:03:18 PDT All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Some IDX listings have been excluded from this website. Click here for more information