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1903 Sombrero Boulevard, Marathon, FL - photo 1

$4,499,000

1903 Sombrero Boulevard

Marathon, FL 33050

Estimated payment $23,324/month

HOA not listed, not included · estimated tax · estimated insurance · 20% down, 6.5%, 30 yr

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5Beds
5Baths
4,836Sq Ft
$930Price/Sq Ft

Preferred partner

Kinsfolk Realty

Kinsfolk Signature Realty

Powered by Hometrino

(813) 602-0498

Highlights

Built in 2007
18,295 sqft Lot

About This Home

Located right on coveted Sister Creek discover exceptional waterfront living in this expansive Marathon estate overlooking the golf course and a deep-water canal with deep water access to both the Atlantic Ocean and Gulf. Offering 4,836 sq. ft. of combined living space, the property features a 4-bedroom, 3.5-bath Main Residence and detached 1-bedroom, 1-bath Guest Suite. A grand entry welcomes you with soaring ceilings and a sweeping curved wood staircase, while elegant travertine flooring flows throughout the main living areas. The spacious Living Area showcases private water views, a fireplace, wet bar and multiple glass doors opening to the pool deck. The well-appointed Kitchen features granite countertops, custom cabinetry, GE Monogram range and breakfast bar overlooking the Dining Area. The main-level Primary Suite offers long water views, a generous walk-in closet and luxurious Bath with soaking tub, dual vanities and steam shower. Upstairs, two ensuite Guest Bedrooms enjoy water views, while a versatile fourth Bedroom opens to a private balcony overlooking the golf course. Designed for effortless indoor-outdoor entertaining, the expansive waterfront patio features a covered outdoor Kitchen, heated pool and raised spillover spa surrounded by tropical landscaping. Boating enthusiasts will appreciate an 89' dock, additional 10' x 14' floating platform, 20,000 lb. boat lift and angler's prep station. The detached Guest Suite offers private accommodations with a sitting area, wet bar and full Bath. Additional highlights include impact windows and doors, 2-car garage, dual laundry areas and irrigation system. A rare opportunity to enjoy spacious waterfront living, exceptional boating access and golf course views in the heart of the Florida Keys.

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Facts & features

Bedrooms & bathrooms

  • •Bedrooms:5
  • •Bathrooms:5
  • •Full bathrooms:0

Heating

  • •Has Heating:Yes

Interior area

  • •Total structure area:4,836 sqft
  • •Total interior livable area:4,836 sqft

Parking

  • •Parking features:N/A
  • •Garage spaces:0
  • •Has attached garage:No

Lot

  • •Size:18,295 sqft

Details

  • •Parcel number:N/A

Type & style

  • •Home type:Single Family Residence
  • •Property subtype:Residential

Materials

  • • N/A

Condition

  • •Year built:2007

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Price history

DateEventPrice
10/29/2026Listed for sale$4,499,000$930/sqft

Listing Agent

Lisa H Ferringo

Coldwell Banker Schmitt Real Estate Co

Brokerage Phone: 305-809-1400

Source: Florida Keys MLS · MLS #621660

Data Powered by Home Junction, Inc.

Nearby

Schools

FLORIDA KEYS COMMUNITY COLLEGE - MIDDLE KEYS CENTER

0.7 mi

MARATHON SCHOOL

High · 0.8 mi

STANLEY SWITLIK ELEMENTARY SCHOOL

Elementary · 0.8 mi

Supermarkets

Tom Thumb

0.8 mi

Paradise Produce

0.9 mi

Publix Drive-Up

1.2 mi

Dining

Godfathers Pizza

0.6 mi

Marathon Pizza & Pasta

0.6 mi

Wahoos Bar & Grill

0.7 mi

Parks

Marathon Community Park

0.7 mi

Jesse Hobbs Park

0.8 mi

Beaches

Sombrero Beach

0.8 mi

Coca Plum Beach

5.8 mi

Campground Beach

7.3 mi

Nearby amenity locations include data © OpenStreetMap contributors.