#854901, Listing office: Exit Realty Liberty
$749,999 List price
145 Chestnut St Mount Sinai, NY 11766
3 beds
3 full, 1 partial
2,154 sqft
1.0 acres
$348 / sqft
House
Property details
About 145 Chestnut St
Welcome to 145 Chestnut Street, a beautifully maintained custom-built ranch set on a serene, park-like acre in the desirable Mount Sinai School District. Freshly painted interiors, spacious rooms, extra-wide hallways, and abundant natural light stream through quality Pella windows. Enjoy an inviting eat-in kitchen with center island, propane stove, two pantries, and scenic backyard views. Relax by the cozy wood-burning fireplace or unwind in the tranquil three-season room. The generous primary suite offers a large walk-in closet and an updated bath with new quartz vanity. The fully finished basement includes a convenient half bath with plumbing in place for a future shower. Practical highlights: central air, whole-house propane generator (8-day backup), 200-amp electric service, oversized insulated two-car garage with workshop space, front and rear sprinklers, a circular driveway lined with elegant pavers, and recently replaced roof and gutters. Perfectly located near Cedar Beach, Port Jefferson Station LIRR, commuter routes, and Long Island’s charming North Fork, this home blends comfort, convenience, and room to grow in a highly sought-after community.
Highlights
Home typeSingle Family Residence
HeatingOil
StatusActive
CoolingCentral Air
Size2,154 sqft
BasementYes
Lot size1 Acres
Year built1986
MLS #889773
Garage2 spaces
Summary
- Partial Bathrooms: 1
- Full Bathrooms: 3
- Appliances: Gas Cooktop, Refrigerator
- Basement: Yes
- Flooring Type: Carpet
- Interior: First Floor Bedroom, First Floor Full Bath, Eat-in Kitchen, Formal Dining, Pantry, Primary Bathroom, Soaking Tub, Walk-In Closet(s), Washer/Dryer Hookup
- Total Bedroom Count: 3
- Garage Space: 2 spaces
- Private Pool: No
- Exterior: Patio
- Architectural Style: Ranch
- Heating: Oil
- Cooling: Central Air
- List Price: $749,999
- Price/SqFt: $348
- Annual Tax Amount: $6,292
- Tax Year: 2021
- Year Built: 1986
- Living Area: 2,154 SqFt
- Lot Size: 1 Acres
- MLS Number: 889773
- MLS Name: ONEKEY2
- Office Name: Howard Hanna Coach
- Office Phone: (631) 331-3600
Listings courtesy of OneKey MLS as distributed by MLS GRID.
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. Properties displayed may be listed or sold by various participants in the MLS.
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The data relating to real estate for sale on this web site comes in part from the Broker Reciprocity Program of the OneKey™ MLS. Real Estate listings held by brokerage firms other than this broker are marked with the Broker Reciprocity logo and detailed information about them includes the name of the listing brokers. This information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
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Information Copyright 2025, OneKey™ MLS. All Rights Reserved.
Data displayed may be a portion of, and not a complete set of all listings published in the MLS.
This advertisement does not suggest that the broker has a listing in this property or properties or that any property is currently available.
Last updated on: 7/21/2025, 3:41:28 PM Eastern. If you have any questions regarding the accuracy of this data, please contact us at help@rockethomes.com.
Price information
Property sales
We're sorry, we currently don't have property sales data for this listing.
Tax history
| Year | Assessment | Property Tax |
|---|---|---|
| 2023 | $3,000 | $- |
| 2022 | $3,000 | $- |
| 2021 | $3,000 | $6,292 |
| 2020 | $3,000 | $6,292 |
| 2019 | $3,000 | $6,586 |
| 2018 | $3,000 | $6,476 |
History based on county public records data.
Nearby schools
7
Mount Sinai Elementary School
Public District KG-4
1.3 mi
•118 N Country Rd
2
Terryville Road School
Public District 3-5
1.9 mi
•401 Terryville Rd
7
Boyle Road Elementary School
Public District 3-5
2.5 mi
•424 Boyle Rd
School ratings are a score out of 10, where 10 is the highest and 1 is the lowest.
Neighborhood
The neighbors living near this home have an average income of $131,395. Typical income of Mount Sinai, NY residents is between $100k-200k annually. Most families are married, with kids. Typical level of education for residents in this area is post secondary degree.
How much money do the neighbors make?
18%
<35k
21%
35k-100k
36%
100k-200k
25%
200k+
What level of education do the neighbors have?
High School Diploma
Post Secondary Degree
Masters Degree
Doctorate
What types of families live nearby?
18%
Single, No Kids
8%
Single, with Kids
28%
Married, No Kids
46%
Married, with Kids
Are the neighbors home owners or renters?
Home Owners
Renters
How old are people in this area?
18%
<11 yrs old
13%
12-17 yrs old
17%
18-34 yrs old
45%
35-64 yrs old
7%
65+ yrs old
What do the neighbors do for fun?
Symphony or Opera
Soccer
Tennis
Where do the neighbors shop?
Chico's
The Container Store
Brooks Brothers
Where do the neighbors go to eat?
Boston Market
Starbucks
Qdoba
What do the neighbors drive?
Volvo
BMW
Acura
What do the neighbors listen to?
Talk/Personality
Alternative
Sports
All data provided by Home Junction and Claritas
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Frequently asked questions
About 145 Chestnut St
The listing price of 145 Chestnut St property is $749,999.
The property 145 Chestnut St is a house located in Mount Sinai, New York, 11766.
Active Listing: 145 Chestnut St is For Sale (Active/New) which means the seller is accepting offers.
The nearby schools for 145 Chestnut St are: Mount Sinai Elementary School (GreatSchools Rating 7/10), Terryville Road School (GreatSchools Rating 2/10), Boyle Road Elementary School (GreatSchools Rating 7/10), Mount Sinai Middle School (GreatSchools Rating 5/10), John F Kennedy Middle School (GreatSchools Rating 4/10), North Country Road School (GreatSchools Rating 5/10), Comsewogue High School (GreatSchools Rating 6/10), Robert M Grable Jr Mount Sinai High School (GreatSchools Rating 9/10), Miller Place High School (GreatSchools Rating 9/10).
According to the records, the last property tax for 2021 is $6,292 (source: MLS/based on county public records data).
The property at 145 Chestnut St has 3 bedrooms and 3 full and 1 half bathrooms.
The property 145 Chestnut St is 2,154 SqFt (source: MLS/tax record).
The year of construction for 145 Chestnut St is 1986.
This home is located at 145 Chestnut St in Mount Sinai, NY and zip code 11766 in the Town of Brookhaven neighborhood. This 2,154 square foot home, which was built in 1986, sits on a 1.00 acre lot. Features: 3 bedrooms, 4 bathrooms. It has been listed on Rocket Homes since July 16, 2025 and is currently priced at $749,999.
Over 209 listings were sold over their listed price in June 2025 in Mount Sinai, NY. In the same period over 90 listings were sold below the listed price and 37 listings were sold for the listed price. The number of listings in Mount Sinai, NY decreased by 9.7% between May and June 2025. Listings spent 36 days on the market in June 2025, and had a median list price of $566,690 during the same period.
From Rocket Homes Real Estate and based on county public records data.