20 Calle Uno Street, Rockland Key, FL 33040

New Listing

$1,100,000

Property Type: Vacant Land Lot Size (sq. ft.): 10,400 Status: Active

Current Price: $1,100,000 List Date: 9/22/2026 Last Modified: 9/22/2026

Overview

Description

Rare opportunity to build new on an oversized waterfront lot in the Florida Keys. Situated on a 10,400 square foot lot the property already has a pool, dock and 10Klb. boat lift in place giving you a great head start on creating your own home on the water. Plans have already been completed for a 3 bedroom 3 bathroom home designed for the property, with renderings available to help bring the vision to life. Build new without having to start completely from scratch while still having the opportunity to select finishes and make the home your own. Permit on hand. With plenty of outdoor space, direct access to the water and boating right from your backyard this is a unique opportunity to create a new waterfront home in the Keys.

Listing Details MLS# 621377

Location, Tax & Legal

Street #: 20
Street Name: Calle Uno
Street Suffix: Street
Key/Island: Rockland Key
State/Province: FL
Zip Code: 33040
County: Monroe
Subdivision: Calle Uno (9.0)
Area: 05 - Stock Island to Shark Key
City: Rockland
Mile Marker: 9
Marathon Neighborhood: N/A
Side: Bay/Gulf
Flood Zone: AE
Alternate Key #: 8571062
Parcel #: 00121980000100
Zoning: IS - Improved Subivision District
Deed Restrictions: Unknown
Legal: 21 67 26 East Rockland Key Pt Govt Lt 5 And (Pt Parcel 19)
Taxes: 2800
Tax Year: 2020

Contract Information

Listing Board: Key West Association
ROGO Exempt: Yes
Limited Representation: No
As is Rght to Inspct: Yes
Potential Short Sale: No
Bank Owned: No
Species List: No

General Property Description

Realtor.COM Type: Vacant Land
Waterfront: Yes
Control Depth: 2
Lot Dimensions: irregular
Lot SqFt: 10400
Total Lots: Yes
Survey Available: Yes
Vegetation Survey: Yes
Wtr Mn Inquiry File: No

Miscellaneous Info

Mobile Home Lot: No
Recorded Plat: Yes
Rogo W/Letter: Yes

Dockage

Dock: Wood
Dock Length: 30
Boat Lift: Yes
Fixed Bridge: Yes

More Information

Financial Status

Bank Owned: No
Potential Short Sale: No

Remarks & Misc

Remarks – Consumer: Rare opportunity to build new on an oversized waterfront lot in the Florida Keys. Situated on a 10,400 square foot lot the property already has a pool, dock and 10Klb. boat lift in place giving you a great head start on creating your own home on the water. Plans have already been completed for a 3 bedroom 3 bathroom home designed for the property, with renderings available to help bring the vision to life. Build new without having to start completely from scratch while still having the opportunity to select finishes and make the home your own. Permit on hand. With plenty of outdoor space, direct access to the water and boating right from your backyard this is a unique opportunity to create a new waterfront home in the Keys.
Directions: US1 to Rockland Key, MM 8 turn left on Calle Uno and the property as at the end of the street. L

Assoc/Misc Info

Mandatory Home Owners Asc: No
1st Right of Refusal: No

Tax Exemptions

Homestead: Yes
None: Yes

Waterfront

Bay Front: Yes
Canal Front: Yes
Gulf Front: Yes
Open Water: Yes

Waterview

Bay View: Yes
Canal View: Yes
Open Water View: Yes

Location/Site

Cleared Site: Yes
Fenced: Yes
Paved Street: Yes
Water Frontage: Yes
Other See Remarks: Yes

Existing Utilities

Electric on Site: Yes
Sewer: Yes
Water Line: Yes
Water Meter: Yes

BuildingPermit

Active Permit: Yes

Land Size

Less Than 1/4 Acre: Yes

Property Features

Tax Exemptions: Homestead; None Waterfront: Bay Front; Canal Front; Gulf Front; Open Water Dockage: Boat Lift; Fixed Bridge Waterview: Bay View; Canal View; Open Water View Existing Utilities: Electric on Site; Sewer; Water Line; Water Meter BuildingPermit: Active Permit Land Size: Less Than 1/4 Acre

Listing Office: Preferred Properties (KW)

Last Updated: September - 22 - 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.

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