21 Williston Road
Description
- Listed by Eckart, Amanda E • Keller Williams Points North
- Listed by Ambrozy, Michael (KEWG03)
Property Details for 21 Williston Road
Recent comparable sales
Median sold price
$489,999
Avg days on market
31
Sale-to-list ratio
99.3%
Sound Beach, NY
9 comparable properties found
$400,000
Sold 10/22/25
- 3
- Bedrooms
- 2
- Bathrooms
- 1,406
- Square Feet
- 0.14
- Acres
$375,000
Sold 07/20/26
- 3
- Bedrooms
- 2
- Bathrooms
- 1,644
- Square Feet
- 0.36
- Acres
$440,000
Sold 04/27/26
- 3
- Bedrooms
- 2
- Bathrooms
- 1,363
- Square Feet
- 0.27
- Acres
$480,000
Sold 12/12/25
- 3
- Bedrooms
- 2
- Bathrooms
- 1,367
- Square Feet
- 0.12
- Acres
$489,999
Sold 03/28/25
- 3
- Bedrooms
- 2
- Bathrooms
- 1,332
- Square Feet
- 0.14
- Acres
$495,000
Sold 10/01/24
- 3
- Bedrooms
- 2
- Bathrooms
- 1,280
- Square Feet
- 0.14
- Acres
$500,000
Sold 04/14/26
- 3
- Bedrooms
- 2
- Bathrooms
- 1,289
- Square Feet
- 0.14
- Acres
$500,000
Sold 01/21/25
- 3
- Bedrooms
- 2
- Bathrooms
- 1,410
- Square Feet
- 0.23
- Acres
$510,000
Sold 12/01/25
- 3
- Bedrooms
- 2
- Bathrooms
- 1,377
- Square Feet
- 0.27
- Acres
Location
Sold By Keller Williams Points North, Eckart, Amanda E
Building Information for 21 Williston Road
Payment Calculator
$2,236 per month
30 year fixed, 6.55% Interest
$1,779
$457
$0
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1Property Information for 21 Williston Road
- Senior Community YN: No
- MLS Area Minor: 28
- MLS District Code: 200
- Directions: Take Echo Ave, to Syosset, To Williston
- Tax Block: 0005
- Tax Lot: 29
- Property Attached: No
- Structure Type: Detached
- Permit Required: No
- Building Permit: No
- Bylaws Attached: No
- Property Condition: Diamond
- New Construction YN: No
- Flood Zone Report: Yes
- Flood Zone Date: 02-11-2020
- Lot Size Source: Other
- Approval Required: No
- Government Approval Pending: No
- School District: Miller Place
- Elementary School District: Miller Place
- Middle Or Junior School District: Miller Place
- Middle Or Junior School: North Country Road School
- HighSchool District: Miller Place
- High School: Miller Place High School
- Lease Considered: No
- Building Units Total: 1
- Room Level: First
- Room Type: Kitchen
- Parcel Number: S0200-030-00-05-00-029-000
- Tax Map Number: S0200-030-00-05-00-029-000
- Additional Fees: No
- Amenities: Above Ground, Den/Family Room, Dishwasher, Dryer, Hardwood Floors As Seen, Home Office, Porch, Refrigerator, Wall To Wall Carpet, Washer
- Interior Features: Den/Family Room, Home Office
- Appliances: Dishwasher, Dryer, Refrigerator, Washer
- Number Of Kitchens: 1
- Total Rooms: 7
- Living Area: 1404.0
- Living Area Units: Square Feet
- Living Quarters: No
- Basement: Finished, Full
- Attic Description: See Remarks
- Fireplace: No
- Fireplaces Total: 0
- Location Amenities: Hardwood Floors As Seen, Library Den, Home Office, Porch, Above Ground Pool
- Spa: No
- Flooring: Hardwood, Wall To Wall Carpet
- Exterior Property Features: Above Ground, Porch, Private
- Elevation Certificate: No
- Patio And Porch Features: Porch
- Construction Materials: Frame
- Horse: No
- Pool Private: No
- Pool Features: Above Ground
- Pool Details: Above Ground
- Lot Size Dimensions: 0.23
- Extra Land Available: No
- Building Area Units: Square Feet
- Parking Type: Pvt
- Parking Features: Private
- Attached Garage: No
- Garage: No
- Open Parking: No
- Cooling: Yes
- Heating: Oil, Radiant
- Heat Fuel Type: Oil, Radiant
- Separate Hot water Heater Detail: Y
- Green Features: Dishwasher, Dryer, Refrigerator, Washer, Oil, Radiant, Above Ground
Property History for 21 Williston Road
| Date | Event & Source | Price | Appreciation |
|---|---|---|---|
| Apr 8, 2020 | Sold (Public Record) Public Record #666884701 | $350,000 | — |
| Apr 8, 2020 | Sold (Public Record) Public Record #666884701 | $350,000 | +2.0% / yr |
| Feb 3, 2004 | Sold (Public Record) Public Record #133744465 | $253,000 | — |
| Date | Event & Source | Price |
|---|---|---|
| 04/08/2020 | Sold (Public Record) Public Record #666884701 | $350,000 |
| 04/08/2020 | Sold (Public Record) Public Record #666884701 | $350,000 +2.0% / yr |
| 02/03/2004 | Sold (Public Record) Public Record #133744465 | $253,000 |
For completeness, we often displays two records for one sale: the MLS record and the public record.
Public Records for 21 Williston Road
Schools near 21 Williston Road
Rating | School | Type | Grades | Distance |
|---|---|---|---|---|
| Public - | K to 2 | |||
| Public - | 3 to 5 | |||
| Public - | 6 to 8 | |||
| Public - | 9 to 12 |
Rating | School | Distance |
|---|---|---|
Andrew Muller Primary School PublicK to 2 | ||
Sound Beach School Public3 to 5 | ||
North Country Road School Public6 to 8 | ||
Miller Place High School Public9 to 12 |
School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.
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- 5
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Nearby home values
| Address | Sold price | Beds | Baths | Sqft | Lot (Sqft) |
|---|---|---|---|---|---|
This home: 21 Williston Road, Sound Beach, NY 11789 | $350,000 | 3 | 2 | 1,404 | 10,019 |
$283,250 | 2 | 1 | 1,170 | 10,019 | |
$210,940 | 1 | 1 | 560 | 3,920 | |
$525,000 | 3 | 2 | – | 6,098 | |
– | 3 | 2 | 1,015 | 6,098 | |
$480,000 | 3 | 3 | 1,920 | 15,615 | |
– | 6 | 2 | 2,853 | 12,197 | |
$300,000 | 2 | 1 | – | 10,019 | |
$550,000 | 3 | 1 | 1,461 | 6,098 | |
– | 3 | 2 | 1,486 | 11,761 | |
$270,000 | 3 | 2 | 1,886 | 12,197 | |
$525,000 | 3 | 1 | 1,300 | 7,841 | |
$355,000 | 2 | 1 | – | 7,841 | |
– | 2 | 1 | 672 | 3,920 | |
– | 3 | 1 | 1,116 | 7,841 | |
$480,000 | – | – | – | – |
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No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.
Listing Courtesy of Keller Williams Points North, Eckart, Amanda E
The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey® MLS. Information Copyright 2026, OneKey® MLS. All Rights Reserved.