Welcome to Dean House Estates, an exclusive enclave of just 6 private homes nestled at the end of a private cul-de-sac on beautiful LAKE MAHOPAC! This architecturally stunning residence offers the ultimate in privacy, luxury, and year-round enjoyment, set on a perfectly LEVEL 1.5-ACRE PARK-LIKE PARCEL surrounded by lush lawns, mature landscaping, spectacular gardens, and breathtaking lake views. A private beach and boat dock provide direct access to all that Lake Mahopac has to offer, while the gorgeous fenced-in, in-ground swimming pool creates your own private resort right at home. The dramatic two-story entrance foyer welcomes you into an exceptional open floor plan. The spacious walk-through kitchen features a center island, butler’s pantry with a second sink, and a beautiful breakfast area with soaring ceilings and wonderful views of the lake. The expansive living room showcases a water-filled picture window and a massive stone fireplace, creating a spectacular setting for both entertaining and relaxing. A private home office is conveniently located on the main level, along with a powder room and additional living space. Upstairs, the luxurious 40-foot primary suite is truly extraordinary, featuring a comfortable sitting area, gas fireplace, private “Lovers Deck,” and serene lake views. The oversized primary bath offers a Jacuzzi, separate shower, bidet, double vanity, and huge walk-in closet/dressing room.
Three additional bedrooms and multiple beautifully appointed baths provide plenty of space for family and guests. The walk-out lower level, opening directly toward the lake, is designed for entertaining and relaxation. It features a spacious family room with stone fireplace, bar area, and full bath—the perfect gathering space after a day on the water or poolside. Outside, this magnificent property truly comes alive. The perfectly level 1.5 acres provide an ideal setting for outdoor activities, while the beautifully landscaped grounds, pool, private beach, boat dock, and expansive lawns create an extraordinary sense of privacy and tranquility. And then there is LAKE MAHOPAC—a beautiful, motorboat-friendly lake offering boating, swimming, fishing, kayaking, paddleboarding, and endless summer fun. Located just 50 miles from New York City, this exceptional property combines the peaceful seclusion of a private country estate with convenient access to the city. Residents can enjoy a 50-mile bike path, fine dining, two local golf courses, multiple tennis courts, parks, and a roller rink, along with countless recreational opportunities throughout the area. A magnificent country estate in a spectacular park-like setting—private, peaceful, luxurious, and surrounded by breathtaking lake views. This is truly a rare Lake Mahopac opportunity!
For sale
$2,395,000
18 Clara Lane, Mahopac, NY 10541
4beds
3,613sqft
Single Family Residence, Residential
Built in 2002
1.5 Acres Lot
$-- Zestimate®
$663/sqft
$83/mo HOA
What's special
- 19 days
- 1,033
- 65
Zillow last checked:
Listing updated:
Listed by:
Coldwell Banker Realty 914-277-5000,
Gary Margolis 845-729-4848
Source: OneKey® MLS as distributed by MLS GRID,MLS#: 1045446
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 5
- Full bathrooms: 4
- 1/2 bathrooms: 1
Heating
- Hydro Air
Cooling
- Central Air
Appliances
- Included: Cooktop, Dishwasher, Dryer, Microwave, Oven, Refrigerator, Washer, Water Softener Owned
- Laundry: Washer/Dryer Hookup
Features
- Cathedral Ceiling(s), Chandelier, Chefs Kitchen, Eat-in Kitchen, Entrance Foyer, Formal Dining, Granite Counters, High Ceilings, Kitchen Island, Open Floorplan, Open Kitchen, Pantry, Primary Bathroom, Soaking Tub, Tray Ceiling(s), Walk Through Kitchen, Walk-In Closet(s)
- Basement: Finished,Full,Walk-Out Access
- Attic: Unfinished
- Number of fireplaces: 2
- Fireplace features: Family Room, Living Room, Masonry
Interior area
- Total structure area: 3,613
- Total interior livable area: 3,613 sqft
Property
Parking
- Total spaces: 10
- Parking features: Driveway, Garage, Garage Door Opener
- Garage spaces: 3
- Has uncovered spaces: Yes
Features
- Exterior features: Boat Slip, Dock, Garden, Juliet Balcony
- Has private pool: Yes
- Pool features: Fenced, In Ground
- Has view: Yes
- View description: Lake, Mountain(s), Water
- Has water view: Yes
- Water view: Lake,Water
- Waterfront features: Beach Access, Lake Front, Water Access, Waterfront
Lot
- Size: 1.5 Acres
- Features: Back Yard, Borders State Land, Cul-De-Sac, Front Yard, Garden, Landscaped, Level, Near Golf Course, Near Public Transit, Near School, Near Shops, Private, Views
Details
- Parcel number: 37200007501100010300000000
- Special conditions: None
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Colonial
- Property subtype: Single Family Residence, Residential
Materials
- Clapboard, Shake Siding
Condition
- Year built: 2002
Utilities & green energy
- Sewer: Septic Tank
- Water: Well
- Utilities for property: Cable Connected, Electricity Connected, Sewer Connected, Trash Collection Public, Underground Utilities, Water Connected
Community & HOA
Community
- Subdivision: LAKE MAHOPAC
HOA
- Has HOA: Yes
- Services included: Electricity, Other, Snow Removal
- HOA fee: $1,000 annually
Location
- Region: Mahopac
Financial & listing details
- Price per square foot: $663/sqft
- Tax assessed value: $1,798,300
- Annual tax amount: $45,708
- Date on market: 9/3/2026
- Cumulative days on market: 16 days
- Listing agreement: Exclusive Right To Sell
- Electric utility on property: Yes
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 9/3/2026 | Listed for sale | $2,395,000+66.4%$663/sqft |
Source: | ||
| 8/4/2003 | Sold | $1,439,000$398/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | -- | $1,798,300 +4% |
| 2024 | -- | $1,729,100 +6% |
| 2023 | -- | $1,631,200 +3% |
| 2022 | -- | $1,583,700 +1% |
| 2021 | -- | $1,568,000 |
| 2020 | -- | $1,568,000 |
| 2019 | -- | $1,568,000 -2% |
| 2018 | -- | $1,600,000 -7.5% |
| 2017 | $43,784 | $1,729,300 +126.4% |
| 2016 | -- | $763,720 |
| 2015 | -- | $763,720 |
| 2014 | -- | $763,720 -8.3% |
| 2013 | -- | $833,000 |
| 2012 | -- | $833,000 |
| 2011 | -- | $833,000 |
| 2010 | -- | $833,000 |
| 2009 | -- | $833,000 |
| 2008 | -- | $833,000 -14.6% |
| 2007 | -- | $975,000 |
| 2006 | -- | $975,000 |
| 2005 | -- | $975,000 |
| 2004 | -- | $975,000 |
| 2003 | -- | $975,000 |
| 2002 | -- | $975,000 |
Find assessor info on the county website
Monthly payment
Climate risks
Neighborhood: 10541
Nearby schools
Schools provided by the listing agent
- Elementary: Fulmar Road Elementary School
- Middle: Mahopac Middle School
- High: Mahopac High School
Source: OneKey® MLS as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.








