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3240 21st Avenue SW, Naples, FL 34117

Single family property built in 1999 with 3,065 sq ft of living area on a 2.67-acre lot in Naples, Collier 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
$744,714
County assessed value (tax roll)
$744,714
Living area
3,065 sq ft
Lot size
2.67 acres (116,305 sq ft)
Year built
1999
Land use
Single family
FEMA flood zone
Not on file yet
County
Collier County, FL
Parcel ID
fl-21-38056460006

At a glance

Who owns 3240 21st Ave SW?
Collier County property records list MEYER, JEAN-CLAUDE MARKUS as the owner of record.
What is the county just value of 3240 21st Ave SW?
$744,714 on the Collier 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-21-38056460006 (Collier 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 21st Ave SW

All 62 properties on 21st Ave SW · ZIP 34117 (Naples). Values are county just values (tax roll), not market values.

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Source: Florida Department of Revenue parcel roll; data refreshed Jun 24, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources