Single Family

20 Washington Avenue

Pending · Islip · Suffolk County, NY 11717

Asking price$391,000Estimate monthly payment Check current status

Bedrooms: 4 Beds
Bathrooms: 2 Baths
Year built: 1930
Est. monthly taxes: $890.28

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About this home

Corner Lot

Listing snapshot

Days on site: 59 days
Listed on MLS: Mar 14, 2026
Full baths: 2
Half baths: 0
Annual property tax (MLS): $10,683.35
Tax year: 2026
Area source (MLS): Public Records
Listing brokerage: Green Acre Investment Corp
MLS ID: KEY952842
Last updated: Oct 15, 2026

General features

Property type: Single Family
Property subtype: Single Family Residence
Year built: 1930
Garage: No
Parking: Driveway
Water source: Public
Sewer: Cesspool
Utilities: Electricity Connected, Trash Collection Public, Water Connected

Interior features

Basement: See Remarks
Heating: See Remarks
Cooling: None
Interior: First Floor Bedroom
Appliances: None

Exterior features

Architectural style: Cape Cod
Construction materials: Frame
Private pool: No

Schools (MLS)

Elementary school: Northeast Elementary School
Elementary school district: Brentwood
Middle school: North Middle School
Middle school district: Brentwood
High school: Brentwood High School
High school district: Brentwood

School information is provided by the MLS. Confirm attendance eligibility with the school district.

Recent activity

Oct 15, 2026Listing updated from MLS
Oct 14, 2026MLS status changed
Sep 23, 2026Price changed to $391,000
Aug 30, 2026First seen on this site

Location

Islip · Suffolk County, NY 11717Show interactive map

20 Washington Avenue

Islip · Suffolk County, NY 11717

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Payment method

Loan detailsFixed-rate, fully amortizing loan. Edit the assumptions below; no market rate is supplied.

Down payment %Interest rate %Term

Property expenses (USD)

Annual property taxMonthly association / maintenance fees

Does the management / maintenance fee include property tax?MLS amounts are prefilled when available and can be edited. Confirm what fees include. Unknown fee frequencies cannot be converted automatically.Property expenses: MLS values where available; missing values stay blank.

Estimated monthly principal & interest—

Monthly property taxNot provided

Monthly association / maintenance feesNot provided

Estimated monthly total of entered costs—

Excludes insurance, mortgage insurance, special assessments and lender fees. MLS taxes may reflect abatements or exemptions and can change.

Listing data is supplied by the MLS and may change without notice.

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