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.
Under contract
Price cut: $75K (8/6)
$1,675,000
606 Grinnell St, Key West, FL 33040
5beds
1,870sqft
Duplex
Built in 1901
-- sqft lot
$1,564,200 Zestimate®
$896/sqft
$-- HOA
What's special
Sparkling poolPrivate backyard retreatWelcoming front porchFull sized kitchensGreat dining spacesSpacious second-floor unit
- 144 days
- 124
- 1
Zillow last checked:
Listing updated:
Listed by:
Christopher Orth 305-707-4821,
Berkshire Hathaway HomeServices Knight & Gardner Realty
Source: FLKMLS,MLS#: 619947
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Cooling
- Central Air, Ceiling Fans(s)
Appliances
- Included: Washer, Dryer, Dishwasher, Refrigerator, Range, Oven, Disposal
Features
- Flooring: Wood
Interior area
- Total structure area: 1,870
- Total interior livable area: 1,870 sqft
Property
Features
- Patio & porch: Deck, Patio
- Has private pool: Yes
- Pool features: In Ground
Lot
- Size: 2,613 Square Feet
- Dimensions: 33 X 91
Details
- Parcel number: 00011190000000
- Zoning: HHDR - Historic High Density Residential
Construction
Type & style
- Home type: MultiFamily
- Property subtype: Duplex
Materials
- Frame
Condition
- Updated/Remodeled
- New construction: No
- Year built: 1901
Community & HOA
Community
- Subdivision: Old Town - Unlisted (1.0)
HOA
- Has HOA: No
- Services included: None
Location
- Region: Key West
Financial & listing details
- Price per square foot: $896/sqft
- Tax assessed value: $1,553,126
- Annual tax amount: $12,426
- Date on market: 5/18/2026
Estimated market value
$1,564,200
$1.49M - $1.64M
$4,642/mo
Price history
| Date | Event | Price |
|---|---|---|
| 9/2/2026 | Contingent | $1,675,000$896/sqft |
Source: | ||
| 8/6/2026 | Price change | $1,675,000-4.3%$896/sqft |
Source: | ||
| 5/18/2026 | Listed for sale | $1,750,000+75%$936/sqft |
Source: | ||
| 11/18/2016 | Sold | $1,000,000+2122.2%$535/sqft |
Source: | ||
| 7/27/1994 | Sold | $45,000$24/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $12,427 +4.9% | $1,448,074 +5.9% |
| 2024 | $11,841 +3.9% | $1,367,721 +5.8% |
| 2023 | $11,401 +24.7% | $1,292,478 +28.3% |
| 2022 | $9,142 +8.2% | $1,007,721 +10% |
| 2021 | $8,450 +5.9% | $916,110 +5.9% |
| 2020 | $7,978 | $865,205 +0.1% |
| 2019 | $7,978 -0.7% | $864,396 +2% |
| 2018 | $8,038 -0.1% | $847,154 -0.6% |
| 2017 | $8,043 -2.2% | $852,150 -18.5% |
| 2016 | $8,227 +4.5% | $1,046,033 +74.6% |
| 2015 | $7,872 | $598,984 |
Find assessor info on the county website
Monthly payment
Est. payment







