Monroe County property record for 512 William St, Key West, FL 33040
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,794 sqft · built 1940 |
| Lot Size | 0.077 acres (3,350 sqft) |
| Owner | Company Name on File |
| Last Sale | $279,972 (May 2014) |
| Tax Bill | $11,392 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 00008660-000000 |
| Primary APN | 00008660-000000 |
|---|---|
| Alternative APNs |
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| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 2 Stories |
| Building Area | 1,794 sqft Living Area |
| 1st Floor Area | 1,614 sqft |
| Flooring | Wood |
| Interior Walls | Wood |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 2007 |
| Exterior Material | Wood |
| Construction Type | Wood |
| Roof Type | Gable/Hip |
| Roof Material | Metal |
| Lot Area | 3,350 sqft (0.077 acres) |
| Lot Dimensions | 67 ft deep x 50 ft wide |
| Porch | Florida Room |
| Porch Area | 550 sqft |
| Patio Area | 535 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Electric |
| Account Number | 1008923 |
|---|---|
| Street Address | 512 WILLIAM ST |
| City | KEY WEST |
| State | FL |
| Zip | 33040-6856 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | HHDR |
| Legal Description | KW PT LOT 2 SQR 48 H1-312 OR675-886 OR2457-1554/55 OR2591-1749 OR2686-1545/47 |
| Legal Range | 25E |
| Legal Township | 68S |
| Legal Section | 06 |
| Legal Subdivision | KEY WEST SQUARE 48 |
| Legal Block | 48 |
| Legal Lot Number | 2 |
| Jurisdiction | MONROE FL |
| Township / Civil Division | KEY WEST |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 972400 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Key West Historic District listed 1971 · 189 contributing resources · NRIS 71000245 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
512 William St is owned by a company that bought it in May 2014.
Source: Monroe County records, as of December 8, 2025
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1402 PARK AVE, RICHMOND, VA 23220-3536 |
| Owner Type | Company |
| Vesting | Company |
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 | May 29, 2014 · Amount on File |
| Deed Sale | May 29, 2014 · Amount on File |
| Prior Sale | Feb 1, 1976 · Amount on File |
| Deed Document Number | 20141983131 |
| Deed Book / Page | 2686 / 1545 |
| Prior Transfer Date | Mar 18, 2010 |
| Prior Transfer Doc | 0024571554 |
| Record Updated | Jun 8, 2026 |
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 | $1,643,587 Land $1,346,030 Building $297,557 | $1,643,587 Land $1,346,030 Building $297,557 | |
| 2024 | $11,392.00 (+10.3%) | ||
| 2023 | $10,328.00 (+14.97%) | $1,416,671 (+20.98%) Land $1,122,786 Building $293,885 | $1,416,671 (+20.98%) Land $1,122,786 Building $293,885 |
| 2022 | $8,983.00 | $1,170,961 Land $869,995 Building $300,966 | $1,170,961 Land $869,995 Building $300,966 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 512 William St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective September 24, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| 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 |
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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 512 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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