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606 Grinnell Street, Key West, FL 33040

$1,750,000
Property Type: Residential Bedrooms: 5 Baths: 3 Square Footage: 1,870 Lot Size (sq. ft.): 2,958 Status: Active
Current Price: $1,750,000 List Date: 5/18/2026 Last Modified: 5/31/2026

Overview

Description

Welcome to 606 Grinnell Street located in the heart of Old Town Key West, this charming duplex offers the perfect blend of classic Key West character and flexible living opportunities. The first-floor unit features 2 nice sized bedrooms and 1.5 baths, while the spacious second-floor unit offers 3 bedrooms and 1 bath, complete with a private rear balcony overlooking the backyard oasis. Both units feature full sized kitchens with great dining spaces, as well as living rooms too. A welcoming front porch adds to the home's island charm, creating the perfect spot to relax and enjoy the neighborhood atmosphere. Step outside to your private backyard retreat featuring a sparkling pool for your relaxation, ideal for entertaining, time off, or enjoying the Key West lifestyle year-round. Whether you're looking for an investment property, multi-generational living, or the option to live in one unit while renting the other, this versatile Old Town property offers endless potential. ...

Listing Details MLS# 619947

Location, Tax & Legal

Street #
606
Street Name
Grinnell
Street Suffix
Street
Key/Island
Key West
State/Province
FL
Zip Code
33040
County
Monroe
Subdivision
Old Town - Unlisted (1.0)
Area
02 - Key West
KW Neighborhood
Old Town-N of Truman
City
KEY WEST
Mile Marker
1
Marathon Neighborhood
N/A
Side
Median
Alternate Key #
1011495
Parcel #
00011190000000
Zoning
HHDR - Historic High Density Residential
Deed Restrictions
Unknown
Legal
Kw Pt Lot 2 Sqr 57 G5-362 Or49-286/87 Or125-251/52 Or130-211 Or137-69/70 Or625-118 Or806-2058 Or1317-338 Or2257-1133 Or2
Taxes
12426.85
Tax Year
2025
Pub Sewer HkUp
Yes

Contract Information

Listing Board
Key West Association

General Property Description

Realtor.COM Type
Multi-family
Style
Duplex
Waterfront
No
Pool
Yes
Year Built
1901
Lot SqFt
2958
Acres
0.06
Living Apx SqFt
1870
SqFt Source
Tax Records
Total Bedrooms
5
Full Baths
2
Half Baths
Yes
Total Baths
3
Rentals Allowed
With Restrictions
Control Depth
0

Association Info

Mandatory Home Owners Asc
No
1st Right of Refusal
No
Association Fee $
0

Building Style

Above Flood
Unknown
Stories
2 Stories

More Information

Remarks & Misc

Remarks – Consumer
Welcome to 606 Grinnell Street located in the heart of Old Town Key West, this charming duplex offers the perfect blend of classic Key West character and flexible living opportunities. The first-floor unit features 2 nice sized bedrooms and 1.5 baths, while the spacious second-floor unit offers 3 bedrooms and 1 bath, complete with a private rear balcony overlooking the backyard oasis. Both units feature full sized kitchens with great dining spaces, as well as living rooms too. A welcoming front porch adds to the home's island charm, creating the perfect spot to relax and enjoy the neighborhood atmosphere. Step outside to your private backyard retreat featuring a sparkling pool for your relaxation, ideal for entertaining, time off, or enjoying the Key West lifestyle year-round. Whether you're looking for an investment property, multi-generational living, or the option to live in one unit while renting the other, this versatile Old Town property offers endless potential. There's a convenient side door entrance for the 2nd unit upstairs, while having a lockout door in the first unit if you wanted access to upstairs. Nice thought for Indoor or Outdoor Access to upstairs. Just moments from world-famous Duval Street with lots of dining options, historical seaport, shopping, and nightlife experiences.
Directions
Property is located on Grinnell Street near Southard and Grinnell Street.

Fee Includes

None
Yes

Dockage

None
Yes

Tax Exemptions

Homestead
Yes

Appliances

Dishwasher
Yes
Disposal
Yes
Dryer
Yes
Oven
Yes
Range
Yes
Refrigerator
Yes
Washer
Yes

Pets

Pets Allowed
Yes

Cooling

Ceiling Fans(s)
Yes
Central Air
Yes

Waterfront

None
Yes

Waterview

No Waterview
Yes

Floor

Wood
Yes

Property Condition

Updated/Remodeled
Yes

Construction

Frame
Yes

Land Size

Less Than 1/4 Acre
Yes

Furnished

Negotiable
Yes

Utilities

Buyer to Verify
Yes
FKAA
Yes
Municipal Sewer
Yes

Porch/Balcony

Deck
Yes
Patio
Yes

Pool Info

In Ground
Yes

Roof

Metal Roof
Yes

Property Features

Fee Includes: None Tax Exemptions: Homestead Waterfront: None Waterview: No Waterview Dockage: None Property Condition: Updated/Remodeled Furnished: Negotiable Cooling: Ceiling Fans(s); Central Air Utilities: Buyer to Verify; FKAA; Municipal Sewer Appliances: Dishwasher; Disposal; Dryer; Oven; Range; Refrigerator; Washer Pool Info: In Ground Construction: Frame Floor: Wood Roof: Metal Roof Pets: Pets Allowed Land Size: Less Than 1/4 Acre
Listing Office: Berkshire Hathaway HomeServices Knight & Gardner Realty
Last Updated: May - 31 - 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.