Discover a rare opportunity in the heart of Duck Key at 1 Trinidad Street. This exceptional compound spans over an acre of land, offering remarkable potential for redevelopment, expansion, or as a long-term investment. Whether you choose to renovate the existing home, design your dream estate, or hold as a strategic asset, the scale and privacy this property provides are unmatched in the area.The existing structure is a solid, concrete-built three-story home featuring 3 bedrooms, 2.5 bathrooms, porcelain flooring, and impact windows--a durable foundation to enjoy now or reimagine entirely to suit your vision.Prime Location: Ideally situated directly across from the Duck Key Clubhouse, just steps from the pool, tennis courts, and social amenities, this property blends lifestyle appeal with investment value--offering one of the most sought-after settings in the Florida Keys.
For sale
Price cut: $100K (2/9)
$1,399,000
1 Trinidad St, Duck Key, FL 33050
3beds
2,456sqft
Est.:
Single Family Residence
Built in 1989
1.34 Acres Lot
$-- Zestimate®
$570/sqft
$-- HOA
What's special
Porcelain flooringImpact windowsExceptional compound
- 201 days |
- 352 |
- 16 |
Zillow last checked: 7 hours ago
Listing updated: February 18, 2026 at 07:17am
Listed by:
Samuel Davis Williams 305-289-6559,
Coldwell Banker Schmitt Real Estate Co.
Source: FLKMLS,MLS#: 616464
Originating MLS: Marathon/Lower Keys
Tour with a local agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Cooling
- Central Air, Ceiling Fans(s)
Appliances
- Included: Dishwasher, Stainless Steel Appliance(s), Disposal, Microwave, Oven, Refrigerator
- Laundry: Laundry Room
Features
- Granite Counters, Whirlpool Bath Tub
- Flooring: Other
- Doors: French Doors, Sliding Glass Doors, Glass Doors
- Windows: Impact Rstnce Window
Interior area
- Total interior livable area: 2,456 sqft
Video & virtual tour
Property
Parking
- Total spaces: 4
- Parking features: Trailer Storage, Covered
Features
- Levels: 3 Stories
- Stories: 3
- Patio & porch: Open Porch/Balcony, Deck
- Water view: None
- Waterfront features: None, Dockage: None
Lot
- Size: 1.34 Acres
- Features: 1 Less Than 2 Acres
Details
- Parcel number: 00381990000000
- Zoning: ISM
- Zoning description: Improved Sub Masonry
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- CBS, Concrete
- Roof: Concrete
Condition
- Year built: 1989
Utilities & green energy
- Electric: Elect Separate Meter
- Sewer: Municipal Sewer, Public Sewer
- Utilities for property: FKAA, Sewer Available
Community & HOA
Community
- Features: Pool, Bike Paths, Other, Tennis Court(s), Clubhouse
- Subdivision: Toms Harbor (61.0)
HOA
- Has HOA: No
- Services included: None
Location
- Region: Duck Key
Financial & listing details
- Price per square foot: $570/sqft
- Tax assessed value: $1,798,960
- Annual tax amount: $6,118
- Date on market: 9/12/2025
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
Price history
| Date | Event | Price |
|---|---|---|
| 2/9/2026 | Price change | $1,399,000-6.7%$570/sqft |
Source: | ||
| 9/12/2025 | Listed for sale | $1,499,000-6.3%$610/sqft |
Source: | ||
| 4/23/2025 | Listing removed | $1,600,000$651/sqft |
Source: | ||
| 2/27/2025 | Listed for sale | $1,600,000+6.7%$651/sqft |
Source: | ||
| 5/14/2024 | Listing removed | -- |
Source: | ||
| 3/18/2024 | Listed for sale | $1,500,000$611/sqft |
Source: | ||
| 1/26/2024 | Contingent | $1,500,000$611/sqft |
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| 1/17/2024 | Price change | $1,500,000-6.3%$611/sqft |
Source: | ||
| 1/16/2024 | Price change | $1,600,000-3%$651/sqft |
Source: | ||
| 12/12/2023 | Listed for sale | $1,650,000-17.5%$672/sqft |
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| 7/19/2022 | Listing removed | -- |
Source: | ||
| 6/24/2022 | Price change | $1,999,000-9.1%$814/sqft |
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| 1/27/2022 | Listed for sale | $2,199,000+411.4%$895/sqft |
Source: | ||
| 10/30/2001 | Sold | $430,000$175/sqft |
Source: | ||
Public tax history
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $6,204 +1.4% | $625,387 +2.9% |
| 2024 | $6,119 +3.9% | $607,762 +3% |
| 2023 | $5,888 +1.9% | $590,061 +3% |
| 2022 | $5,778 -2.5% | $572,875 +3% |
| 2021 | $5,924 +0.5% | $556,190 +1.4% |
| 2020 | $5,894 | $548,511 +2.3% |
| 2019 | $5,894 +1.8% | $536,179 +1.9% |
| 2018 | $5,790 +4.3% | $526,182 +2.1% |
| 2017 | $5,554 +3.2% | $515,360 +2.1% |
| 2016 | $5,383 -0.2% | $504,761 +0.7% |
| 2015 | $5,396 | $501,252 |
Find assessor info on the county website
BuyAbility℠ payment
Est. payment
$8,215/mo
Principal & interest
$7259
Property taxes
$956
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Climate risks
Neighborhood: 33050
Nearby schools
GreatSchools rating
- 4/10Stanley Switlik Elementary SchoolGrades: PK-5Distance: 12.1 mi
- 5/10Marathon SchoolGrades: 6-12Distance: 11.3 mi
Local experts in 33050
- Florida
- Monroe County
- Marathon
- 33050
- 1 Trinidad St




