800 39th St, Unit 21

Beds
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Sq. Ft.
/ Sq. Ft.
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per Sq. Ft.

Description

Deep water boat slip for sale at Emerald Flats in Marathon, FL! Ideally located in the heart of the Florida Keys, Slip 21 is within walking distance to restaurants, Marathon Community Park, and water activities, with Sombrero Beach, Bahia Honda State Park, Islamorada, and Key West all just a short drive away. Amenities include on-site parking, gated man-gate access, bathroom facilities, water and electric at each slip, a sandy beach area, concrete seawall, and newly built finger piers. Boat lifts...Deep water boat slip for sale at Emerald Flats in Marathon, FL! Ideally located in the heart of the Florida Keys, Slip 21 is within walking distance to restaurants, Marathon Community Park, and water activities, with Sombrero Beach, Bahia Honda State Park, Islamorada, and Key West all just a short drive away. Amenities include on-site parking, gated man-gate access, bathroom facilities, water and electric at each slip, a sandy beach area, concrete seawall, and newly built finger piers. Boat lifts are allowed with separate purchase and permitting. A great opportunity to enjoy convenient boating access in a prime Keys location.
  1. Listed by Samuel Davis Williams • Coldwell Banker Schmitt Real Estate Co.

Property Details for 800 39th Street, Unit 21

Waterfront
Yes
Waterfront
Gulf Front
Zoning
MU - M - Mixed Use - Maritime
Subdivision
Marathon Beach (49.0)
Directions
From US-1, turn onto 41st Street Gulf, then turn left onto Gulfview Ave. Emerald Flats will be just ahead.
Vehicle Storage
Open Parking
Pets
Pets Allowed
LISTING UPDATED: 05/20/2026 02:01 PM

Property Details for 800 39th Street, Unit 21

StatusClosed
MLS #619191
Days on Market33
Taxes$1,247 / year
HOA Fees$161 / month
Condo/Co-op Fees-
Property TypeOther
MLS TypeBoat Slips / Boat Slip
Year Built-
Lot Size0.00 AC / 0 SF
CountyMonroe County

Location

Listing Courtesy of Coldwell Banker Schmitt Real Estate Co.

Sold By Coldwell Banker Schmitt Real Estate Co.

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Building Information for 800 39th Street, Unit 21

Stories-Residences-Year Built-Lot Size0.00 AC / 0 SF

Payment Calculator

$1,237 per month

30 year fixed, 6.36% Interest

Principal and Interest

$972

Property Taxes

$104

HOA Dues

$161

The Payment Calculator is for illustrative purposes only.

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Property Information for 800 39th Street, Unit 21

Summary
Location and General Information
  • Area: 13 - 7 Mile Bridge to Sombrero Bch Rd E & W
  • Absolute Longitude: 81.08861
  • Control Depth: 4
  • Off Shore Island: No
  • Listing Board: Marathon/Lower Keys
  • Side: Bay/Gulf
  • Mile Marker: 49.0
  • Marathon Neighborhood: Old Town East (25th to Sombrero)
  • Neighborhood Feature: Beach, Airstrip, Other Area Features
  • Key/Island: Marathon
Taxes and HOA Information
  • Association Info: Mandatory Home Owners Asc: Yes
  • Association Info: 1st Right of Refusal: Yes
  • Association Info: Assoc Approval Req: No
  • Fee Includes: Water, Other - See Remarks
  • Association Info: Mnt Fee Per: Monthly
  • Fee Includes: Electric: YES
  • Tax Year: 2025
Virtual Tour
Property
Lot Information
  • Parcel #: 00337392-002100
Property and Assessments
  • Legal: UNIT 21 EMERALD FLATS MARINA CONDOMINIUM
  • MLS Approved: Y
  • Bank Owned: No
  • Flood Zone: VE-12
  • Rentals Allowed: Yes
  • Deed Restrictions: Unknown
  • Picture Count: 21
  • Document Count: 0
  • Security: Electric Gate, Manned Gate
Utilities
  • Utilities: Electricity Available, Water Available
  • Amenities: Sandy Beach, Bath/Shower Facility
Interior and Exterior Features
Exterior Features
  • Dockage: Seawall: Concrete
  • Dockage: Boat Slip
  • Sub Type: Wet
  • Slip Length: 50.0
  • Max Height: 0.0
  • Slip Width: 18.0

Property History for 800 39th Street, Unit 21

DateEvent & SourcePriceAppreciation
May 20, 2026

Sold

FKMLS #619191

$195,000
Apr 29, 2026

Backup Contract

FKMLS #619191

Apr 27, 2026

Pending

FKMLS #619191

DateEvent & SourcePrice
05/20/2026

Sold

FKMLS #619191

$195,000
04/29/2026

Backup Contract

FKMLS #619191

04/27/2026

Pending

FKMLS #619191

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 800 39th Street, Unit 21

Taxable ValueLand$133,397Additions-Total$133,397
Tax Record2024$1,260 ($105 / month)
Home Facts
StyleTransportationCountyMONROEAPN00337392-002100

Schools near 800 39th Street, Unit 21

This home is within Monroe.
Rating
School
Type
Grades
Distance
Public - PK to 5
Public - 6 to 12
Public - 9 to 12
Charter - PK to 5
Rating
School
Distance
Stanley Switlik Elementary School
PublicPK to 5

Marathon School
Public6 to 12

Coral Shores High School
Public9 to 12

Big Pine Academy
CharterPK to 5

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity. Subject to change at any time. Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties make no guarantee, warranty or representation regarding the accuracy of any waterfront feature, water view or waterfront view.

Listing Courtesy of Coldwell Banker Schmitt Real Estate Co.

Based on information from one of the following Multiple Listing Services: Beaches Multiple Listing Service, Inc., Martin County REALTORS® of the Treasure Coast, Inc., Miami Association of REALTORS®. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by Beaches Multiple Listing Service, Inc., Martin County REALTORS® of the Treasure Coast, Inc., Miami Association of REALTORS® is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.