
2100 AVENUE H, MARATHON, FL, 33050
Active158 days on marketListed May 20, 2026MLS #NS1088280
About this home
2100 AVENUE H
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.
Facts & features
The home at a glance
4
Bedrooms
3
Bathrooms
2,964
Sqft
0.3 ac
Lot size
1985
Year built
Two
Levels
$674
Per sqft
Inside
Outside & construction
Community & fees
Utilities & systems
The numbers
What it really costs
Built from this home's actual numbers — the most recent property-tax bill on record — not generic estimates.
$13,819 /mo · 10% down Conventional, 30-yr fixed at 7.5%
The assumptions
Above the FHA loan limit for our service areas, so Conventional is the default. VA buyers: switch below — $0 down.
These numbers assume a generic buyer — your credit, down payment and loan program change them. Get the real quote in minutes:

Andrew Acosta
Acosta Home Loans with PRMG · NMLS #1468866
Run your own numbers
FHA isn’t available at this price — the loan would exceed the $541,287 FHA limit for our service areas.
Estimated payment
$13,819/mo
Includes estimated PMI — it drops off once you reach 20% equity. Taxes reflect the most recent bill on record; insurance is a typical-Florida estimate. Your lender’s numbers will differ. CENTURY 21 Edge partners with Florida’s best lenders.
Can I afford this home? → See what you can comfortably afford from your income, debts and savings.
Where it sits
Inside Marathon
Get to know Marathon. See the full Marathon guide →
MARATHON 33050 — neighborhood snapshot
Population
10,586
Median age
48.1
Median income
$83,243
Median home value
$705,600
Avg household
2.44
Households w/ children
995
For the school run
Monroe County School District
School assignments and ratings via edgeAI — always verify with the district.
The numbers that matter
The Marathon market
$1.1M → $4.5M
Marathon median sold, yr/yr
Median sold price, Marathon, trailing 36 months (3-month rolling) · live MLS data.
This home is listed 51% below the MARATHON 33050 median. See the full Marathon market guide →
Paper trail
This home's history
Reality check
What actually sold near 2100 AVENUE H
Asking prices are opinions — closed sales are facts. The most comparable homes that actually changed hands nearby in the last twelve months.
Sold · May ’26$670,000
12400 OVERSEAS HIGHWAY UNIT 3
3 bd · 3 ba · 1,493 sqft · $449/sqft · 0 DOM
Closed-sale data from the MLS, last 12 months, selected for similarity in size and location. No two homes are identical — ask us for a full comparative analysis.
Your home team
The pros in your corner
Buying a home is two conversations — the home and the money. Here’s who handles each, side by side, already working together.
Your agent
Kyler Lang
REALTOR · CENTURY 21 Edge
Tours, negotiation, and every question about 2100 AVENUE H — start here.

Your lender
Andrew Acosta
Acosta Home Loans with PRMG · NMLS #1468866
Pre-approval, rates, and the real monthly number for 2100 AVENUE H — before you fall in love.
See it in person
Schedule a tour
Live availability from Kyler's calendar — pick a time and it's booked. Confirmation lands in your inbox immediately.
Straight answers
2100 AVENUE H FAQs
What would the monthly payment be for 2100 AVENUE H?+
With 10% down on a 30-year Conventional loan at 7.5%, the all-in payment lands around $13,819/mo — principal and interest, the actual property-tax bill and typical Florida insurance. The payment calculator on this page lets you switch loan type (FHA, Conventional, VA) and adjust the down payment, rate and term.
What are the property taxes on 2100 AVENUE H?+
The most recent tax bill on record (2025) was $3,960. A new owner's bill can differ once the sale price resets the assessed value — we can walk you through what to expect.
How does the price compare to other homes in Marathon?+
At $1,999,000, this home is listed about 30% below the Marathon median of $2,844,500. The market section on this page shows how the area is trending.
Which schools are assigned to 2100 AVENUE H?+
Marathon School (high), Stanley Switlik Elementary School (elementary) — Monroe County School District. Always verify school assignments with the district before relying on them.
The brief
Three things that matter here
01Under the MARATHON 33050 market on paper
$1,999,000 is 51% below the MARATHON 33050 median of $4,095,000, and at $674/sqft it sits under the Marathon average of $1,073.
02Waterfront living
This home sits directly on the water — the single scarcest feature in Florida inventory and the strongest long-term value anchor.
03The price has already moved
Listed at $2,100,000, now $1,999,000 — a $101K cut. The full history is in the market section below.
Listing courtesy of COLLADO REAL ESTATE · Mae Calandra. MLS #NS1088280.
IDX information is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by Stellar MLS.
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