Monroe County property record for 818 Madrid Rd, Key Largo, FL 33037
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,750 sqft · built 1998 |
| Lot Size | 0.144 acres (6,300 sqft) |
| Owner | Owner Name on File |
| Last Sale | $300,000 (Jun 2004) |
| Tax Bill | $1,872 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 00544110-000000 |
| Primary APN | 00544110-000000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 1,750 sqft Living Area |
| 1st Floor Area | 1,372 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1998 |
|---|---|
| Effective Year Built | Effective 2005 |
| Exterior Material | Other |
| Construction Type | Masonry / Concrete Block |
| Foundation Type | Pile |
| Roof Type | Gable/Hip |
| Roof Material | Metal |
| Lot Area | 6,300 sqft (0.144 acres) |
| Lot Dimensions | 105 ft deep x 60 ft wide |
| Porch | Porch |
|---|---|
| Porch Area | 25 sqft |
| Deck Area | 280 sqft |
| Patio Area | 60 sqft |
| Fence | Fence |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Account Number | 1667633 |
|---|---|
| Street Address | 818 MADRID RD |
| City | KEY LARGO |
| State | FL |
| Zip | 33037-4657 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BK 5 LT 2 BAHIA MAR EST PB4-79 KEY LARGO OR455-760 OR1092-2129 OR1222-1718 OR1222-1719 OR1337-572 OR1410-2375C/T OR1469-991 |
| Legal Range | 39E |
| Legal Township | 61S |
| Legal Section | 22 |
| Legal Subdivision | BAHIA MAR ESTATES |
| Legal Block | 5 |
| Legal Lot Number | 2 |
| Jurisdiction | MONROE FL |
| Township / Civil Division | UPPER KEYS |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 970400 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Listed Area | Within John Pennekamp Coral Reef State Park and Reserve listed 1972 · 10 contributing resources · NRIS 72000340 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
The current owner of 818 Madrid Rd bought it in June 2004.
Source: Monroe County records, as of December 5, 2025
| Owner of Record | Owner Name on File |
|---|---|
| Mailing Address | 818 MADRID RD, KEY LARGO, FL 33037-4657 |
| Occupancy | Owner Occupied |
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 | Jun 17, 2004 · Amount on File |
| Deed Sale | Jun 17, 2004 · Amount on File |
| Prior Sale | Jun 17, 2004 |
| Deed Document Number | 1451831 |
| Deed Book / Page | 2017 / 0360 |
| Record Updated | Jun 8, 2026 |
Source: Monroe County assessment roll, as of July 1, 2025
| Type | Name |
|---|---|
| State | Florida |
| County | Monroe County |
| Unified School District | Monroe County School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $179,296 | $537,456 Land $285,012 Building $252,444 | |
| 2024 | $1,872.00 (+6.73%) | ||
| 2023 | $1,754.00 (+4.4%) Homeowner's exemption | $169,168 (+3%) | $514,788 (+21.31%) Land $277,830 Building $236,958 |
| 2022 | $1,680.00 Homeowner's exemption | $164,241 | $424,352 Land $215,460 Building $208,892 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 818 Madrid Rd 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 245 policies |
| Community Rating System | Class 3 (35% premium discount) |
| Nearby Flood Policies | 245 in force |
| Nearby Flood Claims | 161 (1992–2023) |
| Claims Outside the SFHA | 6 of 161 |
| Most Recent Claim | Nov 2023 · 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.
Wildfire risk around 818 Madrid Rd is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 94% of the US · lower than 94% of Florida |
|---|---|
| Wildfire Likelihood | 0.04% annual chance |
| Exposure | None beyond 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 344 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
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