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58652 Overseas Hwy, Marathon, FL - photo 1
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58652 Overseas Hwy, Marathon, FL - photo 2
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+66

$3,495,000

4 beds4 baths2,429 sqft|619913 MLS#

58652 Overseas Hwy, Marathon, FL 33050

Est.$20,970/moGet pre-qualified

Single Family Residence

Residential

Built in

1981

Lot size

37,026 sqft

Price/sqft

$1439

HOA

None

Listed by: Ally Kelley 727-459-0493, Ocean Sotheby's International 305-735-4447

Source:Florida Keys MLS (FLKMLS)|MLS #619913

Get price drop alert on this property the moment it happen

Preferred Brokerage Partner

Kinsfolk Realty

Kinsfolk Signature Realty

What's special

Enter the bougainvillea-lined gates of Casa Feliz, a private oceanfront retreat on Grassy Key offering expansive water views, a white sand beach, and resort-style living. A strong-producing vacation rental with established history and future bookings in place, this exceptional estate presents an attractive investment opportunity. Set on more than 24,000 square feet of lush grounds with mature landscaping, fruit trees, fresh herbs, and .29 acres of bay bottom, Casa Feliz is designed for relaxation and entertaining. An observation pier provides access for kayaking, paddleboarding, fishing, and enjoying abundant marine life. Dockage is available nearby at Duck Key Marina or Grassy Key Marina, if desired. The property's unique orientation captures both sunrise and sunset views, a rare feature in the Keys. Outdoor amenities include a saltwater pool with cascading waterfalls, spillover spa, and a fully equipped poolside cabana featuring a wet bar, refrigerator, ice maker, and cooking area. A fire table and beachside fire pit offer inviting spaces to gather beneath the stars. Completely renovated down to the studs in 2022, the three-story residence was redesigned to maximize ocean views throughout. Four custom bedroom suites, each with a private en-suite bath, comfortably accommodate guests. The top-floor penthouse suite features a private balcony, 180-degree ocean views, custom 96-inch circular bed, and kitchenette with coffee station. Accordion impact-glass doors create a seamless connection between indoor and outdoor living. The gourmet kitchen features Cafe appliances, an induction cooktop, quartz countertops, mosaic tile backsplash, wine cooler, glass shelving, and multiple dining areas. Additional highlights include a movie theater, library loft, Control4 smart technology, custom millwork, and a mural by a local artist. Come discover why Grassy Key is the place to be.

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Facts & features

Bedrooms & bathrooms

  • Bedrooms:4
  • Bathrooms:4
  • Full bathrooms:0

Heating

  • Has Heating:Yes

Interior area

  • Total structure area:2,429 sqft
  • Total interior livable area:2,429 sqft

Parking

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

Lot

  • Size:37,026 sqft

Details

  • Parcel number:N/A

Type & style

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

Materials

  • • N/A

Condition

  • Year built:1981

Contact agent

Price history

DateEventPrice
9/16/2026Listed for sale$3,495,000$1439/sqft

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