Monroe County property record for 629 William St, Key West, FL 33040
| Property Type | Duplex |
|---|---|
| Details | 6 bd · 4 ba · 3,234 sqft · built 1938 |
| Lot Size | 0.152 acres (6,600 sqft) |
| Owner | Individual Name on File |
| Last Sale | $42,500 (Feb 1972) |
| Tax Bill | $18,025 (2025) |
| Deeds & Mortgages | Sep 2026 Transfer |
| Flood Zone | Zone AE (high risk) |
| APN | 00011560-000000 |
| Primary APN | 00011560-000000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 3,234 sqft Living Area |
| 1st Floor Area | 1,674 sqft |
| Attic | Attic |
| Attic Area | 1,200 sqft |
| Flooring | Wood |
| Interior Walls | Wood |
| Year Built | Built 1938 |
|---|---|
| Effective Year Built | Effective 2014 |
| Architectural Style | Duplex Single |
| Exterior Material | Wood |
| Construction Type | Wood |
| Roof Type | Gable/Hip |
| Roof Material | Metal |
| Lot Area | 6,600 sqft (0.152 acres) |
| Lot Dimensions | 100 ft deep x 66 ft wide |
| Garage Type | Covered |
| Garage Area | 260 sqft |
| Porch | Unfinished Open Porch |
|---|---|
| Porch Area | 1,089 sqft |
| Patio Area | 536 sqft |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | 1011878 |
|---|---|
| Street Address | 629 WILLIAM ST |
| City | KEY WEST |
| State | FL |
| Zip | 33040-6849 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | HHDR |
| Legal Description | KW PT LT 4 SQR 58 G22-307/08 OR513-271 OR2567-1721/22 |
| Legal Range | 25E |
| Legal Township | 68S |
| Legal Section | 06 |
| Legal Subdivision | KEY WEST |
| Legal Lot Number | 4 |
| Jurisdiction | MONROE FL |
| Township / Civil Division | KEY WEST |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 972400 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Key West Historic District (Boundary Increase) listed 1983 · 2,494 contributing resources · NRIS 83001430 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
629 William St, a duplex, is owned by an individual who acquired it in March 2026.
Source: Monroe County records, as of September 22, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 3730 FLAGLER AVE, KEY WEST, FL 33040-4529 |
| Owner Type | Individual |
| Vesting | Single Man |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 1, 1972 · Amount on File |
| Deed Sale | Feb 1, 1972 · Amount on File |
| Deed Book / Page | 513 / 271 |
| Last Transfer Date | Mar 26, 2026 |
| Transfer Doc | 0002559726 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | MONROE FL |
| Recording Date | Sep 8, 2026 |
| Property Address | 629 WILLIAM ST, KEY WEST, FL 33040-6849 |
| Document Number | 0002559726 |
| Book / Page | 3401 / 1117 |
| Instrument Date | Mar 26, 2026 |
| Instrument | 20262559726 |
| Transaction Type | Transfer |
| Record Updated | Sep 22, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3730 FLAGLER AVE, KEY WEST, FL 33040-4529 |
The 2025 property tax bill for 629 William St was $18,025, up 120.8% from the year before.
Source: Monroe County assessment roll, as of December 8, 2025
| Type | Name |
|---|---|
| State | Florida |
| County | Monroe County |
| Municipality | Key West City |
| Unified School District | Monroe County School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $18,025.00 (+120.81%) | $2,138,249 Land $1,353,132 Building $785,117 | $2,138,249 Land $1,353,132 Building $785,117 |
| 2024 | $8,163.00 (+4.24%) | ||
| 2023 | $7,831.00 (+8.49%) Homeowner's exemption | $974,183 (+10.07%) | $1,986,322 (+17.19%) Land $1,243,688 Building $742,634 |
| 2022 | $7,218.00 Homeowner's exemption | $885,085 | $1,694,915 Land $941,886 Building $753,029 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 629 William St in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective September 24, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 6.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 285 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 328 units insured incl. 43 condo units |
| Nearby Flood Claims | 89 (1980–2025) |
| Claims Outside the SFHA | 43 of 89 |
| Most Recent Claim | Oct 2025 · rainfall accumulation |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 629 William St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 922 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Hotwire Communications.
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