1,433 Sq. Ft.
$837 / Sq. Ft.
1,433
Sq. Ft.
$837
per Sq. Ft.

Description

Live in Paradise! Not your average half duplex! Ideal Vacation Rental Property! Sold furnished with Elegant & Sophisticated style and brimming with natural light. This distinctive island residence offers soaring double-height windows, rare architectural design, and thoughtful updates throughout. Highlights:2 Bedrooms / 2 Baths | Over 1,400+/- SF of living space plus 422 SF A/C finished bonus room + 171 SF A/C shop storage. Up to 12' ceilings and wide-plank flooring throughout, impact rated windows...Live in Paradise! Not your average half duplex! Ideal Vacation Rental Property! Sold furnished with Elegant & Sophisticated style and brimming with natural light. This distinctive island residence offers soaring double-height windows, rare architectural design, and thoughtful updates throughout. Highlights:2 Bedrooms / 2 Baths | Over 1,400+/- SF of living space plus 422 SF A/C finished bonus room + 171 SF A/C shop storage. Up to 12' ceilings and wide-plank flooring throughout, impact rated windows and doors for peace of mind. Custom kitchen with sleek design, premium finishes, and ample storage. Bathrooms updated in 2022 with marble finishes, new vanities, and mirrors. additional 2022 updates: electronic blinds (family rm & master) & new landscaping (front & back)Outdoor Living:Screened balcony off main living area, private primary suite balcony with peek-a-boo ocean view, backyard patio with brand-new pavers connecting front to back. 30ft dock with step-down composite decking -- quick 5-minute idle-speed access to open water, 2- min walk to white sand beach! Bonus Spaces:Dedicated laundry room with sink, small office nook and 4X6 composite shed for more storage. SPECIAL OFFER:Seller will include 1-year membership at your choice of GlunzOcean Beach Club or The Cabana Club (just 2 minutes away!) -- enjoy premium beach and pool access with none of the maintenance or liability of a private pool. Other Features:Oversized guest bedroom fits a king-size bed easily. Wonderful elegant double-door entry and protected staircase, electric hurricane shutters & transom windows throughout. flexible closings -- seller open to offers and can accommodate quick closing. A standout property inside and out -- one of the most distinctive half-duplexes on the island. Elegant, upgraded, and move-in ready. Must be seen in person to appreciate its light, layout, and architectural appeal!
  1. Listed by Stacey Nash Pillari • Berkshire Hathaway HomeServices Knight & Gardner Realty

Property Details for 171 3rd Street

Waterfront
Canal Front
Waterfront
Yes
Zoning
R-2A - Key Colony Two Family
Subdivision
Key Colony Beach (53.5)
Directions
Overseas Hwy to Mile Marker 53.5, at light turn onto Sanowski/KCB Causeway, go to end and follow curve to left to E Ocean Dr, thrus left onto 3rd St 171 on left, right side of duplex.
Vehicle Storage
Carport, Trailer Storage, Covered Parking, RV Parking Open, Off Street Parking, Guest Parking, Open Parking
Pets
Pets Allowed
LISTING UPDATED: 02/06/2026 03:01 PM

Property Details for 171 3rd Street

StatusActive
MLS #618337
Days on Market19
Taxes$6,606 / year
HOA Fees-
Condo/Co-op Fees-
Compass TypeUnit Duplex
MLS TypeResidential / Half Duplex
Year Built1989
Lot Size0.08 AC / 3,462 SF
CountyMonroe County

Location

Listing Courtesy of Berkshire Hathaway HomeServices Knight & Gardner Realty
Add your commute

Building Information for 171 3rd Street

Stories2Residences1Year Built1989Lot Size0.08 AC / 3,462 SF

Payment Calculator

$6,394 per month

30 year fixed, 6.15% Interest

Principal and Interest

$5,844

Property Taxes

$551

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

Property Information for 171 3rd Street

Summary
Location and General Information
  • Waterview: Ocean View, Canal View
  • Area: 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
  • Absolute Longitude: 81.01485
  • Control Depth: 5
  • Off Shore Island: No
  • Listing Board: Key West Association
  • Side: Ocean
  • Mile Marker: 53.5
  • Marathon Neighborhood: Marathon East - Gulf (Airport to Vaca)
  • Neighborhood Feature: Clubhouse, Bike Paths, Airstrip, Other Area Features, Beach, Tennis Courts
  • Key/Island: Key Colony
Taxes and HOA Information
  • Association Info: Mandatory Home Owners Asc: No
  • Association Info: 1st Right of Refusal: No
  • Fee Includes: None
  • Furnished: Negotiable
  • Tax Year: 2025
  • Tax Exemptions: Homestead
Property
Lot Information
  • Lot Size: X
  • Acres: 0.08
  • SqFt Remarks: 1433sf upper living422sf plus 171sf lower level spaces
  • Parcel #: 00072700-000100
  • Land Size: Less Than 1/4 Acre
Property and Assessments
  • Legal: BK 3 NLY 1/2 LOT 4 KEY COLONY BEACH PB3-120 SHELTER KEY OR1052-1237 OR1207-1162 OR1408-946 OR1621-1853 OR1692-1976 OR24
  • MLS Approved: Y
  • SqFt Source: Property Data Card
  • Flood Zone: AE,AE
  • Rentals Allowed: Yes
  • Deed Restrictions: Unknown
  • Picture Count: 48
  • Document Count: 0
  • Building Style: Above Flood: Yes
  • Building Style: Stilt Column Height: Medium - 5Ft - 9Ft
  • Property Condition: Updated/Remodeled
  • Security: Patrolled Area, On Premises System
  • Title: Negotiable
Utilities
  • Utilities: FKAA, Water Separate Meter, Elect Separate Meter, Municipal Sewer
  • Pub Sewer HkUp: Yes
  • Species List: No
  • Pool: No
Interior and Exterior Features
Interior Features
  • Floor: Tile, Vinyl
  • Interior Features: Drapes/Blinds Incl, Built-in Cabinets, Quartz Countertops, Window Treatments, Walk-in Closet(s), Storage, Smoke Alarms, Security System, Cathedral Ceilings
  • Pre-Wired: Cable
  • Appliances: Washer, Stainless Steel Appliance(s), Microwave, Oven, Range, Refrigerator, Dishwasher, Dryer
Exterior Features
  • Roof: Metal Roof
  • Shutters: Accordion, Roll Down Electric
  • Dockage: Dock Length: 30
  • Dockage: Dock: Composite
  • Dockage: Seawall: Concrete
  • Construction: CBS, Concrete
  • Exterior Features: Fencing, Storage, Shed
  • Windows/Doors: Sliding Glass Doors, Impact Rstnce Window, Impact Rstnce Doors
Room Information
  • Specialty Rooms: Laundry Room, Other, Workshop

Property History for 171 3rd Street

DateEvent & SourcePriceAppreciation
Jan 19, 2026

Listed (Active)

FKMLS #618337

$1,199,000
Jun 22, 2025

Temp Off Market

FKMLS #614439

Apr 3, 2025

Price Change

FKMLS #614439

$1,449,000
Apr 3, 2025

Price Change

FKMLS #614439

$1,349,000
Apr 3, 2025

Listed (Active)

FKMLS #614439

$1,295,000
Oct 13, 2022

Sold (Public Record)

Public Record #1499809084

$1,280,000

+32.1% / yr

Oct 13, 2022

Sold

FKMLS #601592

$1,280,000
Aug 31, 2022

Pending

FKMLS #601592

Aug 23, 2022

Backup Contract

FKMLS #601592

Aug 23, 2022

Listed (Active)

FKMLS #601592

Aug 10, 2022

Backup Contract

FKMLS #601592

Aug 9, 2022

Pending

FKMLS #601592

Jun 27, 2022

Listed (Active)

FKMLS #601592

$1,299,000
Oct 8, 2020

Sold

FKMLS #591674

$730,000
Oct 6, 2020

Sold (Public Record)

Public Record #681229384

$730,000

+3.9% / yr

Sep 26, 2020

Backup Contract

FKMLS #591674

Aug 28, 2020

Pending

FKMLS #591674

Jul 14, 2020

Listed (Active)

FKMLS #591674

$749,000
May 7, 2020

Expired

FKMLS #588149

Nov 7, 2019

Listed (Active)

FKMLS #588149

$749,000
Mar 18, 2010

Sold (Public Record)

Public Record #286253495

$489,900

+5.7% / yr

Mar 18, 2010

Sold

FKMLS #550447

$489,900
Jan 18, 2010

Pending

FKMLS #550447

Dec 7, 2009

Listed (Active)

FKMLS #550447

$529,000
Jul 22, 2008

Temp Off Market

FKMLS #544991

Apr 4, 2008

Listed (Active)

FKMLS #544991

$695,000
May 2, 2001

Sold (Public Record)

Public Record #72793712

$299,900
May 1, 2001

Sold

FKMLS #416236

$299,900
Apr 6, 2001

Pending

FKMLS #416236

Jun 6, 2000

Expired

FKMLS #416237

Oct 7, 1999

Listed (Active)

FKMLS #416237

$657,500
Oct 7, 1999

Listed (Active)

FKMLS #416236

$299,900
Jul 25, 1999

Expired

FKMLS #413183

Jan 22, 1999

Listed (Active)

FKMLS #413183

$305,000
DateEvent & SourcePrice
01/19/2026

Listed (Active)

FKMLS #618337

$1,199,000
06/22/2025

Temp Off Market

FKMLS #614439

04/03/2025

Price Change

FKMLS #614439

$1,449,000
04/03/2025

Price Change

FKMLS #614439

$1,349,000
04/03/2025

Listed (Active)

FKMLS #614439

$1,295,000
10/13/2022

Sold (Public Record)

Public Record #1499809084

$1,280,000

+32.1% / yr

10/13/2022

Sold

FKMLS #601592

$1,280,000
08/31/2022

Pending

FKMLS #601592

08/23/2022

Backup Contract

FKMLS #601592

08/23/2022

Listed (Active)

FKMLS #601592

08/10/2022

Backup Contract

FKMLS #601592

08/09/2022

Pending

FKMLS #601592

06/27/2022

Listed (Active)

FKMLS #601592

$1,299,000
10/08/2020

Sold

FKMLS #591674

$730,000
10/06/2020

Sold (Public Record)

Public Record #681229384

$730,000

+3.9% / yr

09/26/2020

Backup Contract

FKMLS #591674

08/28/2020

Pending

FKMLS #591674

07/14/2020

Listed (Active)

FKMLS #591674

$749,000
05/07/2020

Expired

FKMLS #588149

11/07/2019

Listed (Active)

FKMLS #588149

$749,000
03/18/2010

Sold (Public Record)

Public Record #286253495

$489,900

+5.7% / yr

03/18/2010

Sold

FKMLS #550447

$489,900
01/18/2010

Pending

FKMLS #550447

12/07/2009

Listed (Active)

FKMLS #550447

$529,000
07/22/2008

Temp Off Market

FKMLS #544991

04/04/2008

Listed (Active)

FKMLS #544991

$695,000
05/02/2001

Sold (Public Record)

Public Record #72793712

$299,900
05/01/2001

Sold

FKMLS #416236

$299,900
04/06/2001

Pending

FKMLS #416236

06/06/2000

Expired

FKMLS #416237

10/07/1999

Listed (Active)

FKMLS #416237

$657,500
10/07/1999

Listed (Active)

FKMLS #416236

$299,900
07/25/1999

Expired

FKMLS #413183

01/22/1999

Listed (Active)

FKMLS #413183

$305,000

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

Public Records for 171 3rd Street

Taxable ValueLand-Additions-Total-
Tax Record2024$6,574 ($548 / month)
Home Facts
Beds2Baths2Total Finished SqFt1,433 SqFtAbove Grade Finished SqFt1,433 SqFtStories2Lot Size3,462 SqFtStyleSingle Family ResidenceYear Built1989Year Renovated2014CountyMONROEAPN00072700-000100

Schools near 171 3rd Street

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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171 3rd Street is for sale in Key Colony Beach, FL 33051. This property was listed for sale on January 19, 2026 by Berkshire Hathaway HomeServices Knight & Gardner Realty, it's currently listed at $1,199,000. It has been on the market for a total of 19 days and was last sold on October 13, 2022. This listing's school district is Monroe. Nearby schools include Stanley Switlik Elementary School, Marathon School and Coral Shores High School. 171 3rd Street is a 2-bed, 2-bath, 1,433 sqft built in 1989.

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 makes no guarantee, warranty or representation regarding the accuracy of any waterfront feature, water view or waterfront view.

Listing Courtesy of Berkshire Hathaway HomeServices Knight & Gardner Realty

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.