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125 Mansion Ave, Staten Island, NY, 10308

3beds
4baths
1,600sqft
$849,000
$531price/sqft
$5,409/moest. monthly cost
$216,360/yrincome needed

About This Home

Experience exceptional waterfront living in this one-of-a-kind semi-attached single-family home overlooking Great Kills Harbor. With breathtaking, unobstructed views and thoughtfully designed interiors, this residence offers both luxury and flexibility in one of Staten Island's most desirable coastal settings. This spacious home features 3 bedrooms and 3.5 bathrooms, complemented by beautiful hardwood floors throughout. The custom modern kitchen is designed for both functionality and style, flowing seamlessly into the dining area and opening through sliders to a private deck and yard—perfect for entertaining or relaxing by the water. The primary suite is a true retreat, complete with a brand-new spa-like bathroom, a large closet with built-in furniture, and a private balcony showcasing stunning harbor views. The top floor also includes two additional generously sized bedrooms and a custom bathroom featuring a jacuzzi tub. On the main level, enjoy a bright living room with direct access to a front patio facing the harbor, a brand-new half bath, and an open dining area ideal for gatherings. The ground-level basement offers incredible versatility and is perfect for multigenerational living, featuring a private room ideal for a bedroom or home office, a new full bath, and a large family/living area—providing comfort and privacy for extended family or guests. A built-in garage adds convenience to this already impressive home. A rare opportunity to own a waterfront gem in Great Kills—this is coastal living at its finest.

Getting Around

65
WalkingSomewhat Walkable
0
TransitVery Limited Transit
59
BikeBikeable

Schools

8/10
Ps 8 Shirlee SolomonGrades PK-50.6 mi
7/10
Is 24 Myra S BarnesGrades 6-80.3 mi
5/10
New Dorp High SchoolGrades 9-122.5 mi

Construction

Condition

  • Property condition: Excellent
  • Year built: 1998

Materials

  • Construction materials: Vinyl Siding

Type & Style

  • Home type: MultiFamily
  • Architectural style: Colonial
  • Property subType: Half Duplex

Interior

Basement

  • Has basement: Yes
  • Basement: Finished,Full

Bedrooms & Bathrooms

  • Bedrooms: 3
  • Bathrooms: 4
  • Full bathrooms: 2
  • 3/4 bathrooms: 1
  • 1/2 bathrooms: 1

Features

  • Walk-In Closet(s),Ceiling Fan(s),Fireplace
  • Fireplace: Yes

Heating & Cooling

  • Heating features: Natural Gas,Forced Air
  • Cooling features: Central Air

Interior Area

  • Total structure area: 1,600
  • Total interior livable area: 1,600 sqft

Property

Details

  • Parcel number: 05200003801
  • Zoning: C3-A

Features

  • Stories: 3
  • Patio & porch: Deck
  • Exterior features: Balcony
  • Fencing: Back Yard,Fenced
  • Has view: Yes
  • View description: Water
  • Has water view: Yes
  • Water view: Water

Lot

  • Lot size: 2,178 sqft
  • Features: Back Yard
  • Lot size dimensions: 23.2 x 91.4

Parking

  • Total spaces: 1
  • Parking features: Driveway,Garage,Off Street
  • Has garage: Yes
  • Attached garage spaces: 1
  • Covered spaces: 1

Climate Risk is Financial Risk

Every home has a financial story beyond the listing price. Below, you’ll see the climate risks that could affect this property — and in Bills & Affordability, how those risks may influence repairs, insurance, utilities, and long-term value.

Biggest Threats for This Home

  • Coastal Flooding
    Coastal FloodingModerate
  • Heat Wave
    Heat WaveModerate
  • Tsunami
    TsunamiInsufficient Data

How This Home’s Risks Compare

Coastal Flooding
Heat Wave
Tsunami

FEMA Declared Disasters in Richmond County and New York

Flood
Severe Storm
Snowstorm

Understanding the Costs

Financial advisors generally recommend spending no more than 30% of your gross household income on housing costs. In practice, many households stretch to 35% or beyond — especially in high-cost markets.

Estimated Costs Today

MonthlyAnnual
Mortgage $4,293$51,516
Home Insurance *$230$2,760
Property Taxes $622$7,464
Electricity $264$3,172
Total$5,409$64,908
*Does not include cost of any FAIR Plan premiums

Income You'd Need if You Spent...

35% on housing$185,451/yr
40% on housing$162,270/yr
45% on housing$144,240/yr

New York FAIR Plan Programs

New York Property Insurance Underwriting Association

Covered
WildfireWildfire
HailHail
WindWind
Visit Website →
Current Policies
Residential: 20,669Commercial: 1,556
Total Premiums$32.27M
Total Exposure$7.63B

How Costs Could Change Over Time

Climate risk is quickly impacting all of the major home ownership costs. Adjust the growth rates and percentage of income spent on housing below to see how your housing costs could change over the next 10 years — and what income you'd need to keep up.

Insurance Growth Rate5-year average: 2.9%
2.9%
0%30.0%
Electricity Growth Rate10-year average: 7.1%
7.1%
0%15.0%
Property Taxes Growth Rate2-year average: -0.2%
-0.2%
0%15.0%
Income Spent on Housing
30%
30%45%

Comparing Against the Market

Price Per Sq Ft

$531This listing

vs Other Active Listings

Avg $/sqft

ZIP 10308$424
Richmond County$433

vs Homes Sold Last Month

Median $/sqft

ZIP 10308$460
Richmond County$449

Current Market Trends

Median Price Per Square Foot

The median price per square foot of homes sold in this area each month. Compare this to this listing's price per square foot to gauge whether the home is priced in line with recent sales.

Historicals for This Listing

Zestimate History ($/sqft)

No zestimate history available

Price History

DateEventPrice
2026-04-16Listed for sale$979,000

For Sale by Agent

AgentChristine DeHart
BrokerageReal Broker NY LLC

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