421 Thumper Thoroughfare, Key Largo, FL 33037 Property Records

Monroe County property record for 421 Thumper Thoroughfare, Key Largo, FL 33037 · Last verified December 2025

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	3 Beds
Bathrooms	3 Baths
Year Built	Built 2020
Square Footage	2,332 sqft Living Area
Lot Size	3,825 sqft (0.087 acres)
Last Sale	$550,000 (2007)
Tax Bill	$8,553.00 (2024)

Property Details

APN / Parcel Number

Primary APN	`00486710-000000`
Alternative APNs	`12623800486710000000` `1596272`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Partial Baths	1 Partial Baths
Building Area	2,332 sqft Living Area
1st Floor	864 sqft 1st Floor
Stories	3 Stories

Exterior

Year Built	Built 2020
Exterior Material	Other Exterior
Foundation Type	Pile Foundation
Roof Construction	Cathedral/Clerestory Roof Construction
Roof Material	Metal Roof
Lot Area	3,825 sqft (0.087 acres)
Depth X Width	85 ft x 45 ft Depth x Width

Exterior Amenities

Deck Area	80 sqft Deck
Patio Area	200 sqft Patio
Porch	Open Porch
Porch Area	310 sqft Porch
Boat Access	Boat Access

Utilities and HVAC

Cooling System	HVAC Cooling
Heating System	Forced Air Heating

Location & Zoning

Account Number	1596272
Old Parcel Number	12623800486710000000
Street Address	421 THUMPER THOROUGHFARE
City	KEY LARGO
State	FL
Zip	33037-3906
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LT 70 WYNKEN BLYNKEN & NOD ESTATES PB5-97 OR422-615 OR1039-490 OR2305-807
Legal Range	38E
Legal Township	62S
Legal Section	12
Legal Subdivision	WYNKEN-BLYNKEN & NOD EST
Legal Lot Number	70
Jurisdiction	MONROE FL
Minor Civil Division	UPPER KEYS
Census Blockgroup	2
Census Block	2004
Census Tract	970600

Owner

Source: Monroe County records · APN 00486710-000000

Assessment roll updated July 1, 2025 · Last verified December 2025

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on File
Mailing Address	7860 SW 182ND TER, PALMETTO BAY, FL 33157-6239
Owner Type	Owner is a Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jul 02, 2007 · Amount on Record
Deed Sale	Jul 02, 2007 · Amount on Record
Deed Doc Number	1650691
Deed Book / Page	2305 / 0807
Record Refreshed	Jun 08, 2026

Tax Assessment & Valuation

Source: Monroe County records · Assessment roll updated July 1, 2025 · Last verified December 2025

Property Jurisdictions

Type	Name
State	Florida
County	Monroe County
Unified School District	Monroe County School District (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$1,052,205 (-10.13%) Land $459,000 Building $593,205	$1,052,205 (-10.13%) Land $459,000 Building $593,205
2024	$8,553.00 (+4.48%)
2023	$8,186.00 (+19.02%)	$1,170,821 (+28.1%) Land $616,896 Building $553,925	$1,170,821 (+28.1%) Land $616,896 Building $553,925
2022	$6,878.00	$914,000 Land $359,856 Building $554,144	$914,000 Land $359,856 Building $554,144

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Monroe County (12087C), updated September 24, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone AE
Flood Hazard	High
100-Year Floodplain	Yes 1% annual chance
Special Flood Hazard Area	Yes
Flood Insurance Requirement	Required (federally backed mortgages)
Floodway	No
Base Flood Elevation	9.0 ft

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.