45 Cardinal Ln is a 6,354 square foot house on a 0.54 acre lot with 8 bedrooms and 9.5 bathrooms. - it last sold on February 02, 1996 for $1,850,000. Based on Redfin's Key Largo data, we estimate the home's value is $13,823,405.
Single-familyProperty Type
1996Year Built
0.54 acresLot Size
$2,176Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$13,823,405
$12.0M since sold in February 1996$7.5M since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1286.5% higher than the average sale price ($997K) of 5 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
IS
Improved Subdivision District
The purpose of the IS district is to accommodate the legally vested residential development rights of the owners of lots in subdivisions that were lawfully established and improved prior to the adoption of this LDC. For the purpose of this section, improved lots are those that are served by a dedicated and accepted existing road of porous or nonporous material, that have an approved potable water supply, and that have sufficient uplands to accommodate the proposed use in accordance with the required setbacks. This district is not intended to be used for new land use districts of this classification within the county.
Permitted uses
Include but are not limited to:
Housing-Multiple units
Infrastructure
Jun 4, 2018 • Final
Online building
Remodel
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Bathroom Information
# of Full Baths: 9
# of 1/2 Baths: 1
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Exterior
Exterior Information
Physical Condition: Good
Floor Construction Type: Concrete
Foundation Type: Concrete
Exterior Wall: Custom
Roof Covering Type: Clay/concrete Tile
Roof Shape Type: Irregular
Building Type: Residential
Pool Information
Pool Type: Concrete
Has Pool
Property Information
Subdivision Name: SUNRISE CAY II OCEAN REEF 15
Living Sq. Ft: 6,354
Gross Sq. Ft: 9,233
Ground Floor Sq. Ft: 6,354
Building Sq. Ft: 6,354
# of Units: 1
# of Stories: 2
Legal Description: BK 1 LOT 12 AND PT LOT 13 SUNRISE CAY II OCEAN REEF PLAT NO 15 PB7-23 OR884-2221/27 OR1015-1650/1651 OR1329-233/35 OR1388-10/11 OR2446-469
Parking & Garage Information
Parking Type: Finished Block Garage
Garage/Parking Sq. Ft: 703
Garage / Carport Type: Finished Block
Lot Information
# of Buildings: 1
Land Sq. Ft: 23,325
Legal Lot Number: 12
Legal Block Number: 1
Municipality Type: ORF
Municipality Name: OCEAN REEF
Acres: 0.5355
Zoning Code: IS
County Use Description: SINGLE FAMILY RES
State Use Description: SINGLE FAMILY
Location Information
Parcel Location Influence: Canal
Financial
Assessor Information
Assessment Year: 2025
Tax District County: OCEAN REEF
Tax Area: N KEY LARGO/OCEAN REEF MUNIC S
Public facts
Beds: 8
Baths: 9.5
Sq. Ft.: 6,354
Stories: 2.0
Lot Size: 0.54 acres
Style: Single Family Residential
Year Built: 1996
Year Renovated: 2010
County: Monroe County
APN: 0559 40 00569444001200
Home facts updated by county records on Oct 9, 2026
Around this home
Schools
Key Largo School
Public PreK-8 • Assigned • 14.7mi
8/10
Coral Shores High School
Public 9-12 • Assigned • 29.2mi
5/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
9/10 Flood Factor
Estimated 80%+ chance of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
10/10 Heat Factor
7 days above 106° expected this year, 34 days in 30 years
10/10 Wind Factor
99% chance of strong winds in next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 1 days in 30 years
Provided by First Street
Historical weather
Key Largo, FL • 33037
Average low and high temperatures (°F)
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68
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Sun exposure
In this area, properties receive around 9.4 hours in
June and 7 hours in December, placing it above the
U.S. average for solar exposure.