1. Home
  2. Florida
  3. Collier County
  4. Naples

21st Ave S, Naples, FL Property Records

Collier County property records for 33 addresses on 21st Ave S, Naples, FL · Last verified August 2026

21st Ave S Highlights

Properties 33
Median Sale Price $9,925,000
Deeds and Mortgages on File 53
Median Price per Sqft $3,538
Owner Occupied 76%
Median Annual Tax Bill $47,925
Median Year Built 2000
Median Ownership Tenure 9 years

Properties on 21st Ave S

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

255 21st Ave S

2,589 sqft · Built 1966 · 0.33 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$12,000,000Jan 2026 $72,2202025 —Feb 2021 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Feb 2026

View Property Record

305 21st Ave S

4,780 sqft · Built 2018 · 0.35 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$8,850,000Sep 2018 $122,6342025 Amount on Record May 2015 1 Name on Record Assessor + 3 DocumentsUpdated Aug 2026

View Property Record

351 21st Ave S

3,102 sqft · Built 1995 · 0.36 acres

Last Sale Tax Bill Prior Sale Owner Records
$440,000Jul 1992 $10,5322025 1 Name on Record Owner Occupied AssessorUpdated Dec 2025

View Property Record

375 21st Ave S

4,828 sqft · Built 1998 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$16,950,000Mar 2024 $107,4802025 Amount on Record Apr 2021 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Dec 2025

View Property Record

395 21st Ave S

3,206 sqft · Built 1960 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$15,600,000May 2025 $52,6102024 Amount on Record Oct 2021 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

View Property Record

421 21st Ave S

3,822 sqft · Built 1999 · 0.339 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$4,000,000Feb 2006 $63,0082025 Amount on Record Aug 2003 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

View Property Record

451 21st Ave S

3,702 sqft · Built 2010 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,450,000Jun 2008 $44,8132024 Amount on Record Mar 2008 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

View Property Record

481 21st Ave S

3,931 sqft · Built 2017 · 0.35 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2012 $104,3902025 —Feb 1996 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

View Property Record

505 21st Ave S

3,708 sqft · Built 2021 · 0.33 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$3,450,000May 2018 $92,4752024 Amount on Record May 2012 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

View Property Record

512 21st Ave S

3,920 sqft · Built 2007 · 0.269 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$5,650,000May 2015 $35,4652025 Amount on Record Aug 2002 2 Names on Record Owner Occupied AssessorUpdated Dec 2025

View Property Record

515 21st Ave S

2,710 sqft · Built 1971 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$658,571Apr 1997 $9,1732024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

View Property Record

518 21st Ave S

3,179 sqft · Built 2021 · 0.3 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$11,250,000Dec 2021 $65,0972024 Amount on Record Sep 2019 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Apr 2026

View Property Record

531 21st Ave S

3,651 sqft · Built 1999 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,700,000Jul 2001 $30,7072024 Amount on Record Jan 1999 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

View Property Record

550 21st Ave S

3,982 sqft · Built 2001 · 0.369 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,775,000Feb 2002 $27,9182025 Amount on Record Jun 1999 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

View Property Record

567 21st Ave S

3,383 sqft · Built 1999 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$4,725,000Mar 2019 $67,9342025 3 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Dec 2025

View Property Record

575 21st Ave S

3,537 sqft · Built 2002 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$5,462,500Apr 2008 $37,5662025 —Jan 2002 1 Name on Record Owner Occupied AssessorUpdated Dec 2025

View Property Record

595 21st Ave S

4,056 sqft · Built 2002 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$4,000,000Apr 2017 $62,7822024 Amount on Record Mar 2003 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

View Property Record

605 21st Ave S

1,847 sqft · Built 1978 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$100Jan 2015 $6,9322025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

View Property Record

606 21st Ave S

2,293 sqft · Built 1970 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,765,000Feb 2008 $13,6082025 Amount on Record Jul 2005 2 Names on Record Owner Occupied AssessorUpdated Dec 2025

View Property Record

625 21st Ave S

1,622 sqft · Built 1969 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$6,200,000May 2022 $35,9792025 —Mar 2001 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

View Property Record

628 21st Ave S

2,665 sqft · Built 2014 · 0.239 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$5,461,300Jan 2021 $59,9562025 Amount on Record Nov 2012 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

View Property Record

651 21st Ave S

3,930 sqft · Built 2002 · 0.339 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$7,400,000Aug 2026 $75,5752025 Amount on Record Jul 1998 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

View Property Record

660 21st Ave S

1,350 sqft · Built 1968 · 0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,000,000Jun 2025 $40,8372024 Amount on Record Mar 2022 1 Name on Record Assessor + 6 DocumentsUpdated Apr 2026

View Property Record

688 21st Ave S

1 sqft · Built 1972 · 0.26 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$3,350,000Apr 2017 $26,8912025 Amount on Record Apr 2004 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

View Property Record

700 21st Ave S

1 sqft · Built 2004 · 0.31 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$6,650,000Jun 2021 $61,6012024 Amount on Record Dec 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

View Property Record

701 21st Ave S

3,987 sqft · Built 2021 · 0.3 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$9,699,000Jun 2021 $95,2592024 Amount on Record Sep 2019 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

View Property Record

707 21st Ave S

2,648 sqft · Built 1967 · 0.35 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,180,000Nov 2004 $47,9252024 Amount on Record Nov 2001 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

View Property Record

717 21st Ave S

4,037 sqft · Built 1998 · 0.389 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$3,800,000Feb 2006 $29,0742024 Amount on Record Aug 2004 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

View Property Record

723 21st Ave S

2,622 sqft · Built 1955 · 0.4 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$800,000Mar 1995 $9,7942024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

View Property Record

730 21st Ave S

3,769 sqft · Built 2007 · 0.5 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$9,750,000May 2026 $57,2882025 —Jul 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

View Property Record

744 21st Ave S

4,366 sqft · Built 2021 · 0.35 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$9,925,000Feb 2021 $113,8462024 Amount on Record Oct 2018 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

View Property Record

755 21st Ave S

4,030 sqft · Built 2000 · 0.4 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$4,250,000Oct 2014 $40,2142025 Amount on Record Apr 2000 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

View Property Record

787 21st Ave S

3,337 sqft · Built 2003 · 0.38 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$95,600Jan 2001 $31,2152025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

View Property Record

Wildfire Risk on 21st Ave S

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Property Records in Nearby Streets