509 3rd Avenue S, Naples, FL 34102

Single family property built in 1950 with 4,021 sq ft of living area on a 0.23-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

$3,708,108

County assessed value (tax roll)

$651,636

Living area

4,021 sq ft

Lot size

0.23 acres (10,000 sq ft)

Year built

1950

Land use

Single family

FEMA flood zone

Not on file yet

County

Collier County, FL

Parcel ID

fl-21-14033520006

At a glance

Who owns 509 3rd Ave S?: Collier County property records list MEYER, JOHN W as the owner of record.
What is the county just value of 509 3rd Ave S?: $3,708,108 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-21-14033520006 (Collier County).

Current owner

MEYER, JOHN W

Owner contact info

Phones, emails and mailing addresses from public Florida records are available to members.

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Source: Florida Department of Revenue parcel roll; data refreshed Jun 23, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources

509 3rd Avenue S, Naples, FL 34102

At a glance

Current owner

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