Monroe County property record for 635 William St, Key West, FL 33040
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 4 ba · 1,588 sqft · built 1928 |
| Lot Size | 0.126 acres (5,498 sqft) |
| Owner | Owner Name on Record |
| Last Sale | $1,605,000 (Oct 2014) |
| Tax Bill | $18,345 (2024) |
| Flood Zone | Zone AE (high risk) |
| APN | 00018500-000000 |
| Primary APN | 00018500-000000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 4 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 1,588 sqft Living Area |
| 1st Floor Area | 1,588 sqft |
| Flooring | Wood |
| Interior Walls | Wood |
| Year Built | Built 1928 |
|---|---|
| Effective Year Built | Effective 2010 |
| Exterior Material | Wood |
| Roof Type | Cathedral/Clerestory |
| Roof Material | Metal |
| Lot Area | 5,498 sqft (0.126 acres) |
| Lot Dimensions | 110 ft deep x 50 ft wide |
| Pool Area | 152 sqft |
|---|---|
| Porch | Open Porch |
| Porch Area | 108 sqft |
| Patio Area | 1,264 sqft |
| Fence | Fence |
| Water Feature | Water Feature |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Account Number | 1019054 |
|---|---|
| Old Parcel Number | 01010100018500000000 |
| Street Address | 635 WILLIAM ST |
| City | KEY WEST |
| State | FL |
| Zip | 33040-6849 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | KW PT OF TR 5 OR334-593/94 OR369-642/43 OR1087-955/6 OR1206-1210 OR1575-1464/71 OR1575-1472/74 OR2280-1502/03 OR2707-2276/79 |
| Legal Range | 25E |
| Legal Township | 68S |
| Legal Section | 06 |
| Legal Subdivision | KEY WEST SQUARE 01 TR 05 |
| Legal Tract | 5 |
| 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.
Source: Monroe County records, as of December 5, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Owner Name on Record |
|---|---|
| Mailing Address | 1132 SE 2ND AVE, FORT LAUDERDALE, FL 33316-1008 |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 17, 2014 · Amount on Record |
| Deed Sale | Oct 17, 2014 · Amount on Record |
| Prior Sale | Mar 20, 2007 · Amount on Record |
| Deed Document Number | 2001741 |
| Deed Book / Page | 2707 / 2280 |
| Record Updated | Jun 8, 2026 |
Source: Monroe County assessment roll, as of July 1, 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 | $2,593,612 (+5.18%) Land $1,524,600 Building $1,069,012 | $2,593,612 (+5.18%) Land $1,524,600 Building $1,069,012 | |
| 2024 | $18,345.00 (+5.77%) | ||
| 2023 | $17,345.00 (+18.29%) | $2,465,948 (+29.33%) Land $1,443,750 Building $1,022,198 | $2,465,948 (+29.33%) Land $1,443,750 Building $1,022,198 |
| 2022 | $14,663.00 | $1,906,757 Land $924,000 Building $982,757 | $1,906,757 Land $924,000 Building $982,757 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 Record 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.
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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