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21039 5TH Avenue, Cudjoe Key, FL 33042

Single family property built in 1987 with 1,552 sq ft of living area on a 0.18-acre lot in Cudjoe 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
$1,029,440
County assessed value (tax roll)
$678,814
Living area
1,552 sq ft
Lot size
0.18 acres (8,000 sq ft)
Year built
1987
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-3266 28 00173110000000

At a glance

Who owns 21039 5TH Ave?
Monroe County property records list KREMSER KARL as the owner of record.
What is the county just value of 21039 5TH Ave?
$1,029,440 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-54-3266 28 00173110000000 (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 5th Ave

All 10 properties on 5th Ave · ZIP 33042 (Cudjoe Key). 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