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103 FIRST Avenue, Key Largo, FL 33037

Single family property built in 1953 with 1,008 sq ft of living area on a 0.30-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
$1,166,764
County assessed value (tax roll)
$1,166,764
Living area
1,008 sq ft
Lot size
0.30 acres (13,225 sq ft)
Year built
1953
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-0662 39 00090870000000

At a glance

Who owns 103 FIRST Ave?
Monroe County property records list CARLTON CLAY as the owner of record.
What is the county just value of 103 FIRST Ave?
$1,166,764 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-54-0662 39 00090870000000 (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 First Ave

All 8 properties on First Ave · 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