
522 William St Key West, FL 33040
Old Town NeighborhoodEstimated payment $11,304/month
About This Home
Welcome to 522 William Street - a rare renovation opportunity nestled in the heart of Old Town Key West. This classic Conch - style home sits on a prized street just steps from the Historic Seaport, world-class dining, and the island's vibrant energy. With its original Dade County pine, soaring ceilings, and vintage architectural details, this diamond in the rough is ready for transformation.Whether you're envisioning a stunning restoration, a tropical retreat, or a lucrative investment, the bones are here. The lot offers ample room for expansion, pool installation, or lush outdoor living. Renovators, developers, and visionaries - this is your blank canvas in one of the most desirable neighborhoods in Key West. Surrounded by luxury homes and consistent buyer demand, this is a prime opportunity to add significant value to the property. Historic charm. Endless possibilities. Premier location. Bring your imagination and create something truly special at 522 William Street.
Listing Agent
Keller Williams Key West Compass Realty License #653688 Listed on: 05/07/2025

Map
Home Details
Home Type
Single Family
Est. Annual Taxes
$2,957
Year Built
1908
Lot Details
0
Listing Details
- Property Type: Residential
- Style: Single Family
- As Is Right To Inspect: Yes
- First Right of Refusal: No
- Mandatory HOA: No
- Document Count: 1
- Fee Includes: None
- Handicap Access: No
- Key Island: Key West
- K W Neighborhood: Old Town-N of Truman
- Limited Representation: No
- Marathon Neighborhood: N/A
- Mile Marker: 1.00
- Min Rental Days: 30.00
- M L S Identifier: 20060123165453488875000000
- Off Shore Island: No
- Pets: Pets Allowed
- Property Group I D: 19990816212109142258000000
- Side: Median
- State Province: FL
- Taxes: 3023.29
- Title: Negotiable
- Vehicle Storage: Off Street Parking
- Vehicle Storage Cars: 1
- Year Built: 1908
- Alternate Key Number: 1008818
- Building Style: Conch
- Cooling Heating: Wall/Window Unit(s), Ceiling Fans(s)
- Lot Sq Ft: 3928.00
- Porch Balcony: Open Porch/Balcony
- Species List: No
- Tax Exemptions: Homestead
- Building Style Above Flood: Yes
- Building Style Stories: 2 Stories
- Estimated Living Sq Ft: 2196.00
- Financial Status Standard Sale: Yes
- Property Condition: Fixer Upper
- Sewer Hook Up: Yes
- Statistical Purposes Only: No
- Special Features: None
- Property Sub Type: Detached
- Stories: 2
Interior Features
- Interior Amenities: Dade County Pine
- Total Bathrooms: 2.00
- Full Bathrooms: 2
- Appliances: No Appliances
- Floor: Wood
- Windows/Doors: Jalousie Windows, Other Windows/Doors, Wood Windows
- Total Bedrooms: 5
- Sq Ft Remarks: Attic offers an additional 1046SqFt not included in the 2196SqFt
Exterior Features
- Dockage: None
- Waterfront: None
- Waterfront: No
- Construction: Frame
- Exterior Features: Fencing
- Roof: Metal Roof, Combo Roof
- Waterview: No Waterview
- Pool: No
Utilities
- Security: No Security
- Utilities: FKAA, Buyer to Verify, Municipal Sewer
Lot Info
- Deed Restrictions: No
- Flood Zone: X
- Parcel Number: 00008550-000000
- Lot Size: 39 x 99
- Land Size: Less Than 1/4 Acre
- Acres: 0.09
Rental Info
- Rentals Allowed: Yes
- Furnished: Unfurnished
Tax Info
- Tax Year: 2024
Multi Family
- Total Units: 1.00
Home Values in the Area
Average Home Value in this Area
Tax History
Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
---|---|---|---|---|
2024 | $2,957 | $378,861 | -- | -- |
2023 | $2,957 | $367,827 | $0 | $0 |
2022 | $2,825 | $357,114 | $0 | $0 |
2021 | $2,871 | $346,713 | $0 | $0 |
2020 | $2,822 | $341,927 | $0 | $0 |
2019 | $2,770 | $334,240 | $0 | $0 |
2018 | $2,754 | $328,008 | $0 | $0 |
2017 | $2,730 | $321,262 | $0 | $0 |
2016 | $2,800 | $314,655 | $0 | $0 |
2015 | $2,848 | $312,468 | $0 | $0 |
2014 | $3,211 | $309,988 | $0 | $0 |
Property History
Date | Event | Price | Change | Sq Ft Price |
---|---|---|---|---|
05/07/2025 05/07/25 | For Sale | $1,985,000 | -- | $904 / Sq Ft |
Purchase History
Date | Type | Sale Price | Title Company |
---|---|---|---|
Quit Claim Deed | $7,000 | Attorney |
Similar Homes in Key West, FL
Source: Key West Association of REALTORS®
MLS Number: 614942

APN: 00008550-000000
- 728 Love Ln
- 522 William St
- 719 Bakers Ln
- 806 Southard St
- 626A Fleming St Unit A
- 525 Simonton St
- 602 Southard St
- 611 Simonton St
- 617 Fleming St Unit 6
- 729 Windsor Ln
- 408 William St
- 421-423 Simonton St
- 820 Carsten Ln
- 716 Elizabeth St Unit Rear
- 616 Eaton St
- 719 Elizabeth St
- 626 Margaret St
- 651 William St Unit 1
- 609 1/2 Margaret St
- 708 William St