$699,000
$51K PRICE DROP

20 Stony Rd Stony Brook, NY 11790

Estimated payment $5,150/month

Total Views 5,892
4 Beds
2 Baths
1,700 Sq Ft
$411 Price per Sq Ft

Highlights

  • Colonial Architecture
  • Deck
  • Wood Flooring
  • Setauket Elementary School Rated A
  • Cathedral Ceiling
  • Main Floor Bedroom

About This Home

Beautiful home on a quiet country lane in Stony Brook North of 25A. Perfect setup for mother/daughter with proper permits. The home has been set up as 2 separate units. 2 over 2. Great bones. Gas heat, 2 fireplaces, one may need work, Large windows bringing in beautiful sunlight, Large living rooms, and 2 decks. Full walk-up attic. Easy access to the university, train, hospital and shops. Many possibilities! Full basement with outside entrance. At one time there was an apartment in basement. Plumbing still exists for bathroom.

Listing Agent

Mary Coonradt

Realty Connect USA L I Inc Brokerage Phone: 631-941-4300 License #40CO1136570 Listed on: 11/14/2025

Realty Connect USA L I Inc

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $17,807

Year Built

  • Built in 1927

Parking

  • Driveway

Home Design

  • Colonial Architecture
  • Vinyl Siding

Interior Spaces

  • 1,700 Sq Ft Home
  • 2-Story Property
  • Cathedral Ceiling
  • 2 Fireplaces

Kitchen

  • Eat-In Kitchen
  • Gas Oven
  • Gas Range
  • Dishwasher

Flooring

  • Wood
  • Carpet

Bedrooms and Bathrooms

  • 4 Bedrooms
  • Main Floor Bedroom
  • Bathroom on Main Level
  • 2 Full Bathrooms

Laundry

  • Laundry in Kitchen
  • Dryer
  • Washer

Partially Finished Basement

  • Walk-Out Basement
  • Basement Fills Entire Space Under The House
  • Laundry in Basement

Schools

  • Setauket Elementary School
  • Paul J Gelinas Junior High School
  • Ward Melville Senior High School

Utilities

  • No Cooling
  • Heating System Uses Natural Gas
  • Natural Gas Connected
  • Gas Water Heater
  • Cesspool
  • Phone Available
  • Cable TV Available

Additional Features

  • Deck
  • 9,583 Sq Ft Lot

Listing and Financial Details

  • Assessor Parcel Number 0200-153-00-06-00-047-000

Home Details

Home Type

Single Family

Est. Annual Taxes

$17,807

Year Built

Built in 1927

Lot Details

0

Listing Details

  • Property Type: Residential
  • Architectural Style: Colonial
  • Property SubType: Single Family Residence
  • Property Condition: Actual
  • Levels: Two
  • Year Built: 1927
  • Attribution Contact: 631-941-4300
  • Carport Y N: No
  • CurrentPrice: 699000.00
  • MlsMajorChangeType: Price Decrease
  • CurrentPrice_By_LivingArea: 411.17647
  • ListPrice_By_LivingArea: 411.17647
  • ListPrice_By_OriginalListPrice: 0.93200
  • ListPrice_By_LotSizeAcres: 3177272.7273
  • LivingAreaSearchSqFt: 1700.00
  • Special Features: None
  • Property Sub Type: Detached

Interior Features

  • Appliances: Dishwasher, Dryer, Gas Oven, Gas Range, Refrigerator, Washer, Gas Water Heater
  • Interior Amenities: First Floor Bedroom, First Floor Full Bath, Cathedral Ceiling(s), Eat-in Kitchen, Stone Counters
  • Fireplaces: 2
  • Flooring: Carpet, Hardwood
  • Full Bathrooms: 2
  • Basement: Full, Partially Finished, Walk-Out Access
  • Total Bedrooms: 4
  • Fireplace: Yes
  • Living Area: 1700
  • Basement YN: Yes

Exterior Features

  • Construction Materials: Vinyl Siding
  • Pool Private: No
  • Patio and Porch Features: Deck
  • Waterfront: No

Garage/Parking

  • Garage: No
  • Parking Description: Driveway

Utilities

  • Cooling: None
  • Heating: Natural Gas
  • Laundry Features: In Basement, In Kitchen
  • Sewer: Cesspool
  • Utilities: Cable Available, Electricity Connected, Natural Gas Connected, Phone Available, Sewer Connected, Trash Collection Public, Water Connected
  • Water Source: Public

Condo/Co-op/Association

  • Senior Community: No
  • Association: No

Schools

  • Middle School: Paul J Gelinas Junior High School

Lot Info

  • Horses: No
  • Lot Size Acres: 0.22
  • Lot Size Sq Ft: 9583
  • Parcel Number: 0200-153-00-06-00-047-000
  • Property Attached: No
  • Additional Parcels: No

Rental Info

  • Lease Considered: No

Tax Info

  • Tax Annual Amount: 17806.62
  • Tax Year: 2025

MLS Schools

  • Elementary School: Setauket Elementary School
  • High School: Ward Melville Senior High School
  • Middle School District: Three Village

Map

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

Collateral Analytics Collateral Analytics AVMs (Automated Valuation Model) employ a number of statistical approaches combined with neighborhood-specific comparable selection guarantees the most up-to-date and precise valuations.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

ICE

ICE Mortgage Technology ICE Mortgage Technology’s AVM (Automated Valuation Model) is a state-of-the-art online residential property valuation tool that provides a quick and accurate estimate of the value of almost any home in the U.S.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

Quantarium

Quantarium Quantarium’s valuation service, repeatedly proven the industry’s most accurate and comprehensive, is supercharged with a self-learning and auto-tuning AI engine that continually becomes smarter and more accurate as it processes daily inputs from the industry’s leading RE data lake.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2024 $15,559 $3,725 $200 $3,525
2023 $15,559 $3,725 $200 $3,525
2022 $13,064 $3,725 $200 $3,525
2021 $13,064 $3,575 $200 $3,375
2020 $13,471 $3,575 $200 $3,375
2019 $13,471 $0 $0 $0
2018 $12,780 $3,575 $200 $3,375
2017 $12,780 $3,575 $200 $3,375
2016 $12,591 $3,575 $200 $3,375
2015 -- $3,575 $200 $3,375
2014 -- $3,575 $200 $3,375
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
11/21/2025 11/21/25 Price Changed $699,000 -6.8% $411 / Sq Ft
11/14/2025 11/14/25 For Sale $750,000 0.0% $441 / Sq Ft
12/09/2024 12/09/24 Off Market $2,000 -- --
04/24/2018 04/24/18 Rented $2,000 0.0% --
04/10/2018 04/10/18 For Rent $2,000 -- --
Source: OneKey® MLS

Purchase History

Date Type Sale Price Title Company
Deed $163,500 --
Source: Public Records

Source: OneKey® MLS

MLS Number: 932219

OneKey® MLS

APN: 0200-153-00-06-00-047-000