105 Avenue D # 113, Marathon FL 33050, MARATHON, FL, 33050
Active181 days on marketListed Feb 6, 2026MLS #A11975802
About this home
105 Avenue D # 113, Marathon FL 33050
This beautifully updated waterfront condominium captures the essence of the Florida Keys lifestyle along a serene 200-ft-wide deep-water canal with 6+ ft control depth and no bridge clearance restrictions—The residence includes an assigned boat slip accommodating vessels up to approximately 43 ft, providing effortless access to open water. Hurricane-panel-protected sliding glass doors fill the home with natural light and open to a private waterfront balcony, creating seamless indoor-outdoor living for morning coffee or evening relaxation. Inside, modern finishes and a clean coastal design, a turnkey presentation. The property offers flexibility as a primary residence, second home, or income-producing vacation rental. Short-term rentals are permitted with a 7-night minimum. Community amenities include a heated pool, waterfront tiki huts with grilling areas, boat trailer parking, and maintained dockage—perfect for owners and guests. Ideally located in the Middle Keys, the property is minutes from Marathon Airport and about 40 miles from both Key West and Miami via US-1, offering convenient access while preserving a peaceful island setting. Coco Plum Beach is less than a mile away for kayaking, shoreline walks, and unforgettable sunsets. Boat slip fee is $500 annually and has been paid for 2026. Showings accommodated around current bookings; please provide notice when possible. Offered furnished and equipped; a short exclusion list of personal items is available upon request.
Facts & features
The home at a glance
1
Bedrooms
1
Bathrooms
1974
Year built
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 and the real association fee — not generic estimates.
$3,744 /mo · 3.5% down FHA, 30-yr fixed at 6%
The assumptions
FHA is the default here because it gets you in the door with just 3.5% down. Switch to Conventional or VA below.
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
Estimated payment
$3,744/mo
Includes FHA mortgage insurance and the financed 1.75% upfront premium. 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.
Where it sits
Inside Coco Plum Terraces
Get to know Marathon. See the full Marathon guide →
Coco Plum Terraces — neighborhood snapshot
Population
254
Median age
53
Median income
$77,344
Median home value
$673,900
Avg household
2
Households w/ children
20%
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 → $815K
Marathon median sold, yr/yr
95.6%
Sale-to-list ratio (12 mo)
Median sold price, Marathon, trailing 36 months (3-month rolling) · live MLS data.
This home is listed 34% below the MARATHON 33050 median. See the full Marathon market guide →
Paper trail
This home's history
Reality check
What actually sold near 105 Avenue D # 113
Asking prices are opinions — closed sales are facts. The most comparable homes that actually changed hands nearby in the last twelve months.
Sold · Jun ’26$497,000
251 2nd St, Key Colony FL 33051
2 bd · 1 ba · 750 sqft · $663/sqft · 228 DOM
Sold · Apr ’26$787,000
Nearby listing
1 bd · 1 ba · 885 sqft · $889/sqft
Sold · Dec ’25$1,250,000
Nearby listing
2 bd · 2 ba · 1,300 sqft · $962/sqft · 39 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
David Ramirez
Real Estate Agent · CENTURY 21 Edge
Tours, negotiation, and every question about 105 Avenue D # 113 — start here.
Your lender
Andrew Acosta
Acosta Home Loans with PRMG · NMLS #1468866
Pre-approval, rates, and the real monthly number for 105 Avenue D # 113 — before you fall in love.
See it in person
Schedule a tour
Pick a day that works — this goes straight to David's phone and CRM.
Straight answers
105 Avenue D # 113 FAQs
What would the monthly payment be for 105 Avenue D # 113, Marathon FL 33050?+
With 3.5% down on a 30-year FHA loan at 6%, the all-in payment lands around $3,744/mo — principal and interest, the actual property-tax bill, the $640/mo association fee 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.
How much are the HOA fees at 105 Avenue D # 113, Marathon FL 33050?+
The association fee works out to $640 per month. Ask us for the full association documents — they spell out exactly what the fee covers.
What are the property taxes on 105 Avenue D # 113, Marathon FL 33050?+
The most recent tax bill on record (2025) was $3,500. A new owner's bill can differ once the sale price resets the assessed value — we can walk you through what to expect.
Are pets allowed at 105 Avenue D # 113, Marathon FL 33050?+
The listing reports pets: Yes. Communities often layer on breed or weight rules — we'll verify the specifics with the association before you commit.
How does the price compare to other homes in Marathon?+
At $419,000, this home is listed about 53% below the Marathon median of $885,000. The market section on this page shows how the area is trending.
Which schools are assigned to 105 Avenue D # 113, Marathon FL 33050?+
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
Four things that matter here
01Under the MARATHON 33050 market on paper
$419,000 is 34% below the MARATHON 33050 median of $637,000.
02Waterfront living
This home sits directly on the water — the single scarcest feature in Florida inventory and the strongest long-term value anchor.
03Know the monthly fee
The association fee is $640/mo. That usually buys real services — verify what's covered before comparing this home against fee-free alternatives.
04The price has already moved
Listed at $424,000, now $419,000 — a $5K cut. The full history is in the market section below.
Keep looking
Similar homes nearby
Listing courtesy of Expert Realty LLC · Natallie Liz. MLS #A11975802.
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 Miami Association of REALTORS®.
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