423 21st Street SW, Naples, FL 34117

Single family property built in 2017 with 2,945 sq ft of living area on a 2.73-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

$846,248

County assessed value (tax roll)

$566,931

Living area

2,945 sq ft

Lot size

2.73 acres (118,919 sq ft)

Year built

2017

Land use

Single family

FEMA flood zone

Not on file yet

County

Collier County, FL

Parcel ID

fl-21-36962640006

At a glance

Who owns 423 21st St SW?: Collier County property records list OLDS, ZACHARY M as the owner of record.
What is the county just value of 423 21st St SW?: $846,248 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-21-36962640006 (Collier County).

Current owner

OLDS, ZACHARY M

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

423 21st Street SW, Naples, FL 34117

At a glance

Current owner

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