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Mount Sinai, NY 55+ active adult communities & homes for sale
Living in Mount Sinai
Mount Sinai is a suburb within the town of Brookhaven in Suffolk County, New York. Mount Sinai is known for being a resort town with homes along the harbor and offers many…
Mount Sinai is a suburb within the town of Brookhaven in Suffolk County, New York. Mount Sinai is known for being a resort town with homes along the harbor and offers many activities for retirees.
Climate & Geography
Mount Sinai has a humid continental climate. The average annual high temperature is in the low 60s and the average annual low temperature is in the mid 40s. The average annual precipitation is roughly 50 inches of rainfall.
Recreation, Culture & Entertainment
Mount Sinai has the qualities of a resort town offering a majority of outdoor activities for the warmer months. Active adults enjoy laying out and going for a swim at Cedar Beach or enjoying nearby fishing stations. Manhattan is near enough for residents to take a day trip and explore a wider variety of activities.
Cost of Living & Taxes
The median home cost is well above the national median. The state of New York is quite financially advantageous for retirees. Military, civil service, and New York state/local pensions are not taxed and Social Security is tax free although private pensions are taxed. Residents over 65 who meet certain income restrictions are eligible for property tax exemptions.
Health Care
There are three highly ranked medical centers and hospitals located within 10 miles of Mount Sinai, including John T. Mather Memorial Hospital, Stony Brook University Hospital, and Long Island Community Hospital. John T. Mather Memorial Hospital is ranked High Performing in chronic obstructive pulmonary disease (COPD) and heart failure. Stony Brook University Hospital is ranked High Performing in orthopedics and ranked High Performing in four other adult procedures/conditions. Long Island Community Hospital is ranked High Performing in COPD and heart failure.
Frequently Asked Questions
Of the 4 55+ communities in Mount Sinai, 4 are for sale and none are rentals. By size, there are no large communities, no medium communities, and 4 small communities with less than 500 homes.
The smallest 55+ communities in Mount Sinai has 91 homes, the largest has 285 homes, and the average communities consists of 196 homes.
Yes, there is new 55+ home available in Mount Sinai. The most recent communities started in Mount Sinai include The Vineyards at Mount Sinai, Plymouth Estates at Mount Sinai, The Villages at Mount Sinai Park. There is also 1 communities in Mount Sinai that offers new construction homes, including The Vineyards at Mount Sinai.
Yes, there are gated 55+ communities in Mount Sinai. All 4 55+ communities in Mount Sinai are gated. For instance, The Vineyards at Mount Sinai is a gated communities with 91 homes, and The Villages at Mount Sinai Park is another gated communities with 185 homes.
On average, listings in 55+ communities in Mount Sinai stay on the market for around 463 days. The average price of homes for sale in these communities is approximately $705,000, though prices can range widely based on the size, location, and amenities of the communities. For example, homes in The Vineyards at Mount Sinai average around $999,999, while homes in Plymouth Estates at Mount Sinai average around $575,000.
131 communities near Mount Sinai
324 homes near Mount Sinai
Relevance
2 beds
|2 baths
|1,123 sq ft
|Condo
2 beds
|2 baths
|1,592 sq ft
|Condo
2 beds
|1 baths
|1,085 sq ft
|Condo
2 beds
|2 baths
|1,078 sq ft
|Condo
2 beds
|2 baths
|1,000 sq ft
|Condo
2 beds
|2 baths
|1,248 sq ft
|Manufactured Home
2 beds
|2 baths
|1,370 sq ft
|Condo
2 beds
|2 baths
|1,685 sq ft
|Condo
2 beds
|2 baths
|1,272 sq ft
|Condo
2 beds
|2 baths
|1,258 sq ft
|Condo
2 beds
|1 baths
|800 sq ft
|House
2 beds
|2 baths
|1,200 sq ft
|Mobile Home
2 beds
|2 baths
|1,240 sq ft
|Condo
2 beds
|2 baths
|1,240 sq ft
|Condo
3 beds
|4 baths
|2,596 sq ft
|Condo
2 beds
|2 baths
|1,207 sq ft
|Condo
2 beds
|2 baths
|920 sq ft
|Condo
2 beds
|2 baths
|1,135 sq ft
|Condo
2 beds
|3 baths
|1,942 sq ft
|Condo
2 beds
|2 baths
|1,820 sq ft
|Condo
2 beds
|2 baths
|1,586 sq ft
|Manufactured Home
3 beds
|2 baths
|3,133 sq ft
|Manufactured Home
2 beds
|2 baths
|1,122 sq ft
|Condo
2 beds
|1 baths
|1,074 sq ft
|Condo
2 beds
|2 baths
|1,150 sq ft
|Condo
2 beds
|2 baths
|1,076 sq ft
|Condo
2 beds
|2 baths
|1,652 sq ft
|Condo
2 beds
|2 baths
|1,501 sq ft
|Condo
2 beds
|3 baths
|1,486 sq ft
|Condo
Frequently Asked Questions
Of the 4 55+ communities in Mount Sinai, 4 are for sale and none are rentals. By size, there are no large communities, no medium communities, and 4 small communities with less than 500 homes.
The smallest 55+ communities in Mount Sinai has 91 homes, the largest has 285 homes, and the average communities consists of 196 homes.
Yes, there is new 55+ home available in Mount Sinai. The most recent communities started in Mount Sinai include The Vineyards at Mount Sinai, Plymouth Estates at Mount Sinai, The Villages at Mount Sinai Park. There is also 1 communities in Mount Sinai that offers new construction homes, including The Vineyards at Mount Sinai.
Yes, there are gated 55+ communities in Mount Sinai. All 4 55+ communities in Mount Sinai are gated. For instance, The Vineyards at Mount Sinai is a gated communities with 91 homes, and The Villages at Mount Sinai Park is another gated communities with 185 homes.
On average, listings in 55+ communities in Mount Sinai stay on the market for around 463 days. The average price of homes for sale in these communities is approximately $705,000, though prices can range widely based on the size, location, and amenities of the communities. For example, homes in The Vineyards at Mount Sinai average around $999,999, while homes in Plymouth Estates at Mount Sinai average around $575,000.
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REIN updates its listings on a daily basis. Data last updated: Nov 06, 2026.
This application does not include information on all of the properties available for sale at this time.
