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309 ST THOMAS Avenue, Key Largo, FL 33037

Single family property built in 1996 with 1,580 sq ft of living area on a 0.19-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
$1,398,979
County assessed value (tax roll)
$522,008
Living area
1,580 sq ft
Lot size
0.19 acres (8,250 sq ft)
Year built
1996
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-3361 39 00453473005200

At a glance

Who owns 309 ST THOMAS Ave?
Monroe County property records list GIGLIO RAYMOND as the owner of record.
What is the county just value of 309 ST THOMAS Ave?
$1,398,979 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-54-3361 39 00453473005200 (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 St Thomas Ave

All 50 properties on St Thomas 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