Welcome to 666 Armstrong Avenue, a well-maintained two-family in the highly sought-after area of Great Kills. Whether an investor looking for a high-yield, turnkey property or a buyer seeking the perfect multi-generational living setup with incredible rental income potential, this expansive 6-over-6 residence delivers on every front. Boasting a classic and highly desirable 6-over-6 layout, both the first and second-floor units offer spacious floor plans featuring six nicely proportioned rooms. Each unit features a formal living room, a formal dining area, an eat-in kitchen, full bathroom, primary bedroom with private half bathroom and two large additional bedrooms with ample closet space. Hardwood floors throughout the house. Large private driveway, extra deep lot ensures plenty of back yard space. A full basement offering exceptional storage space, laundry access, and potential for even more recreational room. The full floor basement has a half bathroom and plumbing set up for an extra kitchen. New roof in 2023.
For sale
$1,150,000
666 Armstrong Ave, Staten Island, NY 10308
6beds
2,680sqft
Duplex
Built in 1970
-- sqft lot
$1,135,900 Zestimate®
$429/sqft
$-- HOA
What's special
Large private drivewayLaundry accessFormal dining areaSix nicely proportioned roomsSpacious floor plansEat-in kitchen
- 11 days |
- 1,433 |
- 58 |
Likely to sell faster than
Zillow last checked:
Listing updated:
Listed by:
Keller Williams Realty Staten Island 718-766-7159,
John E Martelotti 718-766-7159
Source: SIBOR,MLS#: 2603723
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Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 5
- Full bathrooms: 2
- 1/2 bathrooms: 3
Heating
- Natural Gas, Forced Air
Cooling
- Central Air
Features
- Walk-In Closet(s), Ceiling Fan(s)
- Basement: Full,Partially Finished
Interior area
- Total structure area: 2,680
- Total interior livable area: 2,680 sqft
Video & virtual tour
Property
Parking
- Parking features: Driveway, On Street
- Has uncovered spaces: Yes
Features
- Levels: Two
- Stories: 2
- Patio & porch: Patio, Deck
- Fencing: Back Yard
Lot
- Size: 5,662 Square Feet
- Dimensions: 41 x 142
- Features: Front Yard, Back Yard
Details
- Parcel number: 5054830051
- Zoning: R3-1
Construction
Type & style
- Home type: MultiFamily
- Architectural style: Colonial
- Property subtype: Duplex
Materials
- Brick, Vinyl Siding
Condition
- Excellent
- New construction: No
- Year built: 1970
Utilities & green energy
- Electric: 110
- Sewer: Public Sewer
Community & HOA
HOA
- Has HOA: No
Location
- Region: Staten Island
Financial & listing details
- Price per square foot: $429/sqft
- Tax assessed value: $1,108,000
- Annual tax amount: $8,233
- Date on market: 7/1/2026
- Listing agreement: Exclusive Right To Sell
Estimated market value
Zestimate®
$1,135,900
Estimated sales range
$1.08M - $1.19M
Rent Zestimate®
$3,471/mo
Price history
| Date | Event | Price |
|---|---|---|
| 7/2/2026 | Listed for sale | $1,150,000$429/sqft |
Source: | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $9,052 +6% | $66,480 +22.4% |
| 2024 | $8,540 | $54,300 -9.6% |
| 2023 | -- | $60,060 +5.9% |
| 2022 | -- | $56,700 +14.5% |
| 2021 | -- | $49,500 -1.1% |
| 2020 | $4,111 +7% | $50,040 +4% |
| 2019 | $3,841 | $48,120 +44% |
| 2018 | -- | $33,427 +6% |
| 2017 | $6,429 +154% | $31,536 |
| 2016 | $2,531 | $31,536 +0.8% |
| 2015 | $2,531 +13.8% | $31,298 +6% |
| 2014 | $2,225 | $29,527 +6% |
| 2013 | -- | $27,856 +6% |
| 2012 | -- | $26,280 |
| 2011 | -- | $26,280 -15.7% |
| 2010 | -- | $31,192 +6% |
| 2009 | -- | $29,427 +6% |
| 2008 | -- | $27,763 |
| 2007 | -- | $27,763 +0.8% |
| 2006 | -- | $27,553 +6% |
| 2005 | -- | $25,994 +6% |
| 2004 | -- | $24,523 +6% |
| 2003 | -- | $23,136 |
| 2002 | -- | $23,136 +0.8% |
| 2001 | -- | $22,961 +6% |
| 2000 | -- | $21,662 |
Find assessor info on the county website
Monthly payment
Estimated monthly payment$1,822
Principal & interest
$1,547Mortgage insurance
$0Property taxes
$170Home insurance
$105HOA fees
$0Utilities
Not includedAll calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
See how much you could borrow to make a competitive offer.
Climate risks
Neighborhood: Eltingville
Nearby schools
GreatSchools rating
- 6/10Ps 32 The Gifford SchoolGrades: PK-5Distance: 0.6 mi
- 7/10Is 24 Myra S BarnesGrades: 6-8Distance: 0.9 mi
- 5/10New Dorp High SchoolGrades: 9-12Distance: 3.1 mi
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