21 Green Knoll Ct, Northport, NY 11768

Suffolk County

Last Updated: May 22, 2025

Pre-Foreclosure: Lis Pendens, Estimated Market Value $858,700

Description: 21 Green Knoll Ct, Northport, NY 11768 is a Single Family Home built in 1975. This property was last sold for $815,000 in 2022 and currently has an estimated value of $858,700. According to the Northport public records, the property at 21 Green Knoll Ct, Northport, NY 11768 has approximately 2,500 square feet, with a lot size of 43,560 square feet. Nearby schools include Northport Middle School, Ocean Avenue School and East Northport Middle School.

Last Sold Price: $815,000
Price to EMV Ratio: 93.00%
EARV Ratio: 84.00%
2,500 sqft
43,560 lot size
5 beds
3 baths
Year Built: 1975
Latitude: 40.9149180, Longitude: -73.3063900
21 Green Knoll Ct
Northport, NY 11768
Foreclosure History
Lis Pendens
Property details
The description and property data below may have been provided by a third party, the homeowner or public records.
21 Green Knoll Ct, Northport, NY 11768 is a Single Family Home built in 1975. This property was last sold for $815,000 in 2022 and currently has an estimated value of $858,700. According to the Northport public records, the property at 21 Green Knoll Ct, Northport, NY 11768 has approximately 2,500 square feet, with a lot size of 43,560 square feet. Nearby schools include Northport Middle School, Ocean Avenue School and East Northport Middle School.
Property facts
Property features
Property Price History
Date Event Price
Dec 29, 2022 Sold $835,000
Nov 4, 2022 Sold $815,000
Property Tax History
Year Taxes Assessment
2024 $12,180 $3,700
2023 $11,728 $3,700
Sold Homes
Address Price Beds Baths
Homes For Sale
Address Price Beds Baths
Home Value
Estimated values are not a substitute for professional expertise. Contact your RE agent for a market assessment.
Schools
School Name Rating
Love of Learning Montessori
105 Prospect Road, NY 11721
Northport Middle School
11 Middleville Road, NY 11768
6 / 10
Ocean Avenue School
100 Ocean Avenue, NY 11768
9 / 10
Data provided by GreatSchools.org © 2025. All Rights Reserved.
School service boundaries are intended to be used as reference only. To verify enrollment eligibility for a property, contact the school directly.
Flood Factor
Flood Factor Score: 1 Flood Factor Score: 1 Flood Factor Score: 1 Flood Factor Score: 1
1 |10
Minimal
Flood Factor
FEMA Zone (Est.)
X (unshaded)
Flood insurance:
Recommended
Flood risks are increasing as sea levels rise and weather patterns change.
This property has a Minimal Flood Factor .
Although flood risks across the country are changing because of the environment, this property is unlikely to flood over the next 30 years.
Flood Factor data provided by FloodFactor.