300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
SEE ALL PHOTOS
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
300 3rd Street
Courtesy of Ocean Sotheby's International
Sold

300 3rd Street

300 3rd Street, Key Colony, FL 33051

$535,000
Discover this charming and affordable 2-bedroom, 2-bath half duplex with an open-concept living, dining, and kitchen area - perfect for relaxed island living. Featuring a freshly painted exterior, new A/C (2025), lovingly maintained and stilted. Plenty of outdoor living areas and covered parking, a one-car garage, plus space for a trailer or RV, all of your tropical toys. A spacious primary suite offers a walk-in closet, and a comfortable layout which is ideal for your family home, employee housing, or Keys weekend getaway. Located just steps from the Cabana Pool and Beach Club, you can easily walk or bike around the entire city to enjoy its many amenities, including restaurants, marina, post office, golf, pickleball, tennis, bocce ball, three playgrounds, basketball, and the beautiful Sunset Park. Conveniently located near several airports: 10 minutes to Marathon Airport, just over 1 hour to Key West International, 2 hours to Miami International, and 2.5 hours to Fort Lauderdale International. Enjoy the best of Keys living in this welcoming home; comfortable, convenient, and move-in ready! Located in the very heart of the Keys: Key Colony Beach!

2
beds

2
baths

1,031 Sq.Ft. LIVING AREA

3,300 Sq.Ft. lot

Karen Raspe

Karen Raspe

Ally Kelley

Ally Kelley

Features & Amenities

Interior

  • total bedrooms2
  • Total bathrooms2
  • full bathrooms2
  • Flooring Tile
  • APPLIANCES Dishwasher, Dryer, Microwave, Range, Refrigerator, Washer
  • other interior Features Pantry, Smoke Alarms, Window Treatments

Area & Lot

  • Status Sold
  • Date Sold February 10, 2026
  • Living Area1,031 Sq.Ft.
  • Total Area1,031 Sq.Ft.
  • Lot Area3,300 Sq.Ft.
  • MLS® ID617359
  • TypeMulti-Family
  • YEAR BUILT1982
  • NeighborhoodMarathon
  • Architecture StylesAbove Flood
  • Water FrontageNone
  • View DescriptionNo Waterview

Exterior

  • roofShingle
  • parkingGuest, Off Street, Covered, Carport, Attached
  • AIR CONDITIONINGCentral Air, Ceiling Fans(s)
  • security FeaturesPatrolled Area

Financial

  • Sales Price$535,000
  • Real Estate Tax $4,577/yr
  • Zoning R-2A - Key Colony Two Family

Marathon

Marathon is also home to a variety of animal interaction opportunities.

Explore

Connect With Us

LEt's Connect

START YOUR HOME SEARCH

View Properties

Follow Us on Instagram

OCEAN SIR

License # : CQ1039964

Phone

305.712.8888

Email

marketing@oceansir.com

Address

81888 Overseas Highway Islamorada FL 33036 12420 Overseas Highway Marathon FL 33050 1075 Duval Street Suite 15C Key West FL 33040

Submit a Message

By providing your contact information to Ocean SIR, your personal information will be processed in accordance with Ocean SIR's Privacy Policy. By checking the box(es) below, you expressly consent to receive marketing or promotional real estate communication from Ocean SIR in the manner selected by you. For SMS text messages, message frequency varies. Message and data rates may apply. Consent is not a condition of purchase of any goods or services. You may opt out of receiving further communications from Ocean SIR at any time. To opt out of receiving SMS text messages, reply STOP to unsubscribe. SMS text messaging is subject to our Terms of Use.

Message sent successfully!