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121 4TH Lane, Key Largo, FL 33037

Single family property built in 1979 with 960 sq ft of living area on a 0.17-acre lot in Key Largo, Monroe County. Facts below come from the county property appraiser's public record.

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County just value (tax roll) — not a market value
$1,033,576
County assessed value (tax roll)
$1,033,576
Living area
960 sq ft
Lot size
0.17 acres (7,200 sq ft)
Year built
1979
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-2261 39 00547211003900

At a glance

Who owns 121 4TH Ln?
Monroe County property records list MASSOT MIGUEL as the owner of record.
What is the county just value of 121 4TH Ln?
$1,033,576 on the Monroe County tax roll (as of January 1). Just value is the property appraiser's figure for property taxes — not a market value.
What is the parcel ID?
fl-54-2261 39 00547211003900 (Monroe County).

Current owner

Owner contact info

Phones, emails and mailing addresses from public Florida records are available to members.

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More on 4th Ln

All 17 properties on 4th Ln · ZIP 33037 (Key Largo). Values are county just values (tax roll), not market values.

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Source: Florida Department of Revenue parcel roll; data refreshed Jun 25, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources