2100 Avenue H

Marathon, FL 33050

$1,999,000

$674/ft²

4Beds

3Baths

2,964Sq ft

1985Year built

Single-family homeType

About this home

Set within Coco Plum area of Marathon, this waterfront residence presents a rare opportunity to own a premier canal-front property in the Florida Keys. Offering direct boating access to open water, this home embodies the ultimate island lifestyle for the avid boater and coastal enthusiast. The property features a desirable waterfront setting, elevated construction, and an exceptional layout that provides the perfect bones to transform it into your dream home. With endless potential for customization, this residence is ideal for creating a modern coastal retreat or luxury Keys estate tailored to your vision. Located on a quiet, highly sought-after street, it offers both privacy and convenience, just minutes from beaches, dining, and all that Marathon has.

Features

Waterfront

Property details

Listing

MLS #: A12036239
Status: For sale
Listed on: Jun 12, 2026
Days on market: 59 days
Listing data updated: Jul 22, 2026

Interior

Beds: 4
Baths: 3
Living area: 2,964 ft²
Price per ft²: $674/ft²

Building & community

Type: Single-family home
Year built: 1985
County: Monroe

Lot & exterior

Lot size: 13,050 ft²
Waterfront: Yes

Days on market, price per ft² and the monthly HOA amount are calculated by this site from the MLS data shown; the association fee is normalized to a monthly figure.

True monthly cost

Mortgage (principal & interest): $10,108
Property taxes (est.): $1,833
Home insurance (est.): $600
Flood insurance (est.): —

Estimated total$12,541*/mo

* Some cost lines aren't available yet for this listing; the total shown is incomplete.

Based on 20% down, a 6.5% rate and a 30-year loan, plus this home's estimated Florida carrying costs. All figures are illustrative estimates — not quotes, not financial or insurance advice.

Sources: flood zone — FEMA National Flood Hazard Layer; mortgage, taxes and insurance figures — this site's own estimates; HOA / CDD — as reported for this listing.

What will this home really cost you?