523 Avenida Primiceria, Marathon, FL 33050 (MLS# 619129)

523 Avenida Primiceria, Marathon, FL 33050

New Listing

$1,950,000

Property Type: Residential Bedrooms: 4 Baths: 3 Square Footage: 2,054 Lot Size (sq. ft.): 10,105 Status: Active

Current Price: $1,950,000 List Date: 3/19/2026 Last Modified: 3/20/2026

Overview

Description

Primaceria on Sombrero beckons as your unparalleled tropical sanctuary, mere steps from the pristine white sands and shimmering turquoise waters of SOMBRERO BEACH--renowned as one of the finest beaches in the Florida Keys. This exquisite 4-bedroom, 3-bath retreat masterfully blends SOPHISTICATED LUXURY, serene relaxation, and exhilarating adventure at the epicenter of the Florida Keys. Enter your private oasis bathed in perpetual sunshine. Recline beside the sparkling PRIVATE SWIMMING POOL or indulge in a refreshing plunge to escape the warmth. The meticulously crafted OUTDOOR ENTERTAINMENT enclave invites endless indulgence: a full-size bar complete with refrigerator, dedicated bait freezer, and gourmet grill for sublime al fresco dining. Unwind beneath tropical breezes in the outdoor lounge for cinematic evenings, or gather around the fire pit under a canopy of stars for intimate marshmallow toasts. Ignite friendly rivalry with cornhole or billiards, then set forth on serene kayaking explorations. Conclude each day in transcendent splendor on the upstairs screened porch, offering unobstructed panoramic vistas of the Keys' captivating beauty and legendary sunsets. Beach aficionados will delight in immediate proximity to Sombrero Beach--celebrated for its soft sands, volleyball courts, amenities, and breathtaking Atlantic panoramas. Secure your vessel at the exclusive 30 FOOT PRIVATE DOCK equipped with a fish-cleaning station for effortless preparation of the day's bounty. This privileged access grants swift passage to both the Atlantic Ocean and Gulf of Mexico via the picturesque Sisters Creek. Snorkeling enthusiasts will revel in the nearby vibrant coral reefs of Sombrero Light--a short voyage to an underwater living aquarium teeming with marine splendor. Within, discover a beautifully renovated residence engineered for supreme comfort, highlighted by two luxurious master suites each graced with indulgent king beds--offering secluded sanctuaries.

Listing Details MLS# 619129

Location, Tax & Legal

Street #: 523
Street Name: Avenida Primiceria
Key/Island: Marathon
State/Province: FL
Zip Code: 33050
County: Monroe
Subdivision: Waloriss Sub (49.5)
Area: 14 - Sombrero Area
City: MARATHON
Off Shore Island: No
Mile Marker: 49.5
Marathon Neighborhood: Sombrero
Side: Ocean
Flood Zone: AE
Alternate Key #: 1430986
Parcel #: 00353250-000000
Zoning: R-MH - Residential - MH
Deed Restrictions: Yes
Legal: BK E LT 10 WALORISS SUBD PB3-113 BOOT KEY
Taxes: 11899.93
Tax Year: 2025
Pub Sewer HkUp: Yes

Contract Information

Listing Board: Marathon/Lower Keys
As is Rght to Inspct: Yes

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Single Family
Waterfront: Yes
Control Depth: 4
Pool: Yes
Year Built: 1988
Lot SqFt: 10105
Lot Sqft Source: Property Data Card
Acres: 0.23
Living Apx SqFt: 2054
SqFt Source: Property Data Card
Total Bedrooms: 4
Full Baths: 3
Total Baths: 3
Rentals Allowed: Yes
Min Rental Days: 7
Total Units: 0

Association Info

Mandatory Home Owners Asc: No
1st Right of Refusal: No
Association Fee $: 0

License Info

Transient Rntl Licns: Yes

More Information

Dockage

Dock Length: 30
Dock: Wood

Building Style

Above Flood: Yes
Stilt Column Height: Medium - 5Ft - 9Ft
Stories: 2 Stories

Vehicle Storage

Car(s): 4+
Carport: Yes
Off Street Parking: Yes

Pool Info

Heated: Yes
In Ground: Yes
Fiberglass: Yes
Decked: Yes

Financial Status

Standard Sale: Yes

Remarks & Misc

Remarks – Consumer: Primaceria on Sombrero beckons as your unparalleled tropical sanctuary, mere steps from the pristine white sands and shimmering turquoise waters of SOMBRERO BEACH--renowned as one of the finest beaches in the Florida Keys. This exquisite 4-bedroom, 3-bath retreat masterfully blends SOPHISTICATED LUXURY, serene relaxation, and exhilarating adventure at the epicenter of the Florida Keys. Enter your private oasis bathed in perpetual sunshine. Recline beside the sparkling PRIVATE SWIMMING POOL or indulge in a refreshing plunge to escape the warmth. The meticulously crafted OUTDOOR ENTERTAINMENT enclave invites endless indulgence: a full-size bar complete with refrigerator, dedicated bait freezer, and gourmet grill for sublime al fresco dining. Unwind beneath tropical breezes in the outdoor lounge for cinematic evenings, or gather around the fire pit under a canopy of stars for intimate marshmallow toasts. Ignite friendly rivalry with cornhole or billiards, then set forth on serene kayaking explorations. Conclude each day in transcendent splendor on the upstairs screened porch, offering unobstructed panoramic vistas of the Keys' captivating beauty and legendary sunsets. Beach aficionados will delight in immediate proximity to Sombrero Beach--celebrated for its soft sands, volleyball courts, amenities, and breathtaking Atlantic panoramas. Secure your vessel at the exclusive 30 FOOT PRIVATE DOCK equipped with a fish-cleaning station for effortless preparation of the day's bounty. This privileged access grants swift passage to both the Atlantic Ocean and Gulf of Mexico via the picturesque Sisters Creek. Snorkeling enthusiasts will revel in the nearby vibrant coral reefs of Sombrero Light--a short voyage to an underwater living aquarium teeming with marine splendor. Within, discover a beautifully renovated residence engineered for supreme comfort, highlighted by two luxurious master suites each graced with indulgent king beds--offering secluded sanctuaries.
Directions: Overseas Highway to Sombrero Beach Road. Head towards the beach. At Avendia Primiceria turn right. The home is on the left.

Fee Includes

None: Yes

Tax Exemptions

None: Yes

Appliances

Dishwasher: Yes
Disposal: Yes
Dryer: Yes
Microwave: Yes
Range: Yes
Refrigerator: Yes
Stainless Steel Appliance(s): Yes
Washer: Yes

Pets

Pets Allowed: Yes

Cooling

Ceiling Fans(s): Yes
Central Air: Yes

Heating

Central: Yes

Waterfront

Canal Front: Yes

Waterview

Canal View: Yes

Floor

Carpet: Yes
Tile: Yes

Neighborhood Feature

Beach: Yes

Interior Features

Built-in Cabinets: Yes
Drapes/Blinds Incl: Yes
Smoke Alarms: Yes
Split Bedroom: Yes
Storage: Yes
Window Treatments: Yes

Windows/Doors

Aluminum Windows: Yes
Awning Windows: Yes
Sliding Glass Doors: Yes

Security

Patrolled Area: Yes

Construction

CBS: Yes
Concrete: Yes

Land Size

Less Than 1/4 Acre: Yes

Furnished

Unfurnished: Yes

Terms

Cash: Yes
Conventional: Yes

Utilities

Buyer to Verify: Yes
Elect Separate Meter: Yes
FKAA: Yes

Porch/Balcony

Open Porch/Balcony: Yes
Patio: Yes
Screened Patio: Yes

Title

Title Ins - Buyer: Yes

Exterior Features

Fencing: Yes
Outdoor Kitchen: Yes
Privacy Wall/Fence: Yes
Storage: Yes

Roof

Tile Roof: Yes

Shutters

Panel: Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Canal Front Waterview: Canal View Vehicle Storage: Carport; Off Street Parking Furnished: Unfurnished Cooling: Ceiling Fans(s); Central Air Heating: Central Utilities: Buyer to Verify; Elect Separate Meter; FKAA Interior Features: Built-in Cabinets; Drapes/Blinds Incl; Smoke Alarms; Split Bedroom; Storage; Window Treatments Appliances: Dishwasher; Disposal; Dryer; Microwave; Range; Refrigerator; Stainless Steel Appliance(s); Washer Exterior Features: Fencing; Outdoor Kitchen; Privacy Wall/Fence; Storage Pool Info: In Ground; Fiberglass; Decked Construction: CBS; Concrete Shutters: Panel Floor: Carpet; Tile Roof: Tile Roof Pets: Pets Allowed Neighborhood Feature: Beach Security: Patrolled Area Land Size: Less Than 1/4 Acre Terms: Cash; Conventional Title: Title Ins - Buyer

Listing Office: Florida Keys Real Estate Group

Last Updated: March - 20 - 2026

The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.