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347 GUAVA Avenue, Grassy Key, FL 33050

Single family property built in 1989 with 1,008 sq ft of living area on a 0.17-acre lot in Grassy Key, 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
$484,810
County assessed value (tax roll)
$484,810
Living area
1,008 sq ft
Lot size
0.17 acres (7,500 sq ft)
Year built
1989
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-2465 33 00369200000000

At a glance

Who owns 347 GUAVA Ave?
Monroe County property records list FEDERAL NATIONAL MORTGAGE ASSO as the owner of record.
What is the county just value of 347 GUAVA Ave?
$484,810 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-54-2465 33 00369200000000 (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 Guava Ave

All 21 properties on Guava Ave · ZIP 33050 (Marathon). 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