510 21st Street SW, Naples, FL 34117
Single family property built in 1994 with 2,518 sq ft of living area on a 2.72-acre lot in Naples, Collier County. Facts below come from the county property appraiser's public record.
County just value (tax roll) — not a market value
$551,369
County assessed value (tax roll)
$271,418
Living area
2,518 sq ft
Lot size
2.72 acres (118,483 sq ft)
Year built
1994
Land use
Single family
FEMA flood zone
Not on file yet
County
Collier County, FL
Parcel ID
fl-21-36964240006
At a glance
- Who owns 510 21st St SW?
- Collier County property records list GESDORF, SUSAN S as the owner of record.
- What is the county just value of 510 21st St SW?
- $551,369 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-21-36964240006 (Collier County).
Current owner
- GESDORF, SUSAN S
Owner contact info
Phones, emails and mailing addresses from public Florida records are available to members.
See plansMore on 21st St SW
- 380 21st St SW $445K · built 1979
- 420 21st St SW $717K · built 2002
- 423 21st St SW $846K · built 2017
- 428 21st St SW $266K
- 431 21st St SW $821K · built 2007
- 460 21st St SW $608K · built 1992
- 461 21st St SW $381K · built 1987
- 480 21st St SW $451K · built 1989
- 491 21st St SW $441K · built 1993
- 501 21st St SW $467K · built 1977
- 530 21st St SW $917K · built 2022
- 531 21st St SW $640K · built 2002
- 560 21st St SW $437K · built 1994
- 561 21st St SW $423K · built 1988
- 589 21st St SW $1M · built 2020
- 590 21st St SW $486K · built 1990
- 611 21st St SW $737K · built 1990
- 612 21st St SW $835K · built 2016
- 631 21st St SW $368K · built 1985
- 640 21st St SW $450K · built 1996
All 203 properties on 21st St SW · ZIP 34117 (Naples). Values are county just values (tax roll), not market values.
Nearby properties
- 590 21st St SW, Naples $486K · built 1990
- 428 21st St SW, Naples $266K
- 531 21st St SW, Naples $640K · built 2002
- 491 21st St SW, Naples $441K · built 1993
- 380 21st St SW, Naples $445K · built 1979
- 660 21st St SW, Naples $266K
- 360 21st St SW, Naples $407K · built 1986
- 365 21st St SW, Naples $728K · built 2006
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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