12th Ave, Key West, FL Property Records

Monroe County property records for 55 addresses on 12th Ave, Key West, FL · Last verified August 2026

12th Ave Highlights

Properties 55
Median Sale Price $650,000
Deeds and Mortgages on File 84
Median Price per Sqft $407
Owner Occupied 44%
Median Annual Tax Bill $4,527
Median Year Built 1972
Median Ownership Tenure 9 years

Properties on 12th Ave

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

1 12th Ave

5 bd · 3 ba · 3,450 sqft · 0.084 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Jan 2023 $17,3692024 —Jan 2022 1 Name on Record Assessor + 2 DocumentsUpdated Dec 2025

1A 12th Ave, #A2

3 bd · 3 ba · 2,454 sqft · 0.22 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,000,000Mar 2020 $10,1122024 Amount on Record Oct 1993 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

2 12th Ave

2 bd · 2 ba · 2,532 sqft · 0.161 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$19,200Jul 2021 $8,9792024 Amount on Record — 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

3A 12th Ave

3 bd · 2 ba · 1,496 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$500,000Sep 2007 $5,4012024 Amount on Record Jun 1986 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

5A 12th Ave

3 bd · 3 ba · 2,362 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,300,000Mar 2024 $3,5122024 —Dec 2019 1 Name on Record Assessor + 2 DocumentsUpdated Dec 2025

7A 12th Ave

2 bd · 1 ba · 1,940 sqft · 0.22 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$385,000May 2011 $8,8742024 2 Names on Record Assessor + 1 DocumentUpdated Dec 2025

8A 12th Ave

3 bd · 2 ba · 1,796 sqft · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$36,000Feb 1976 $7,3672024 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

9A 12th Ave

2 bd · 2 ba · 2,514 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$140,000Oct 1996 $3,5192024 2 Names on Record Owner Occupied AssessorUpdated Dec 2025

10A 12th Ave

2 bd · 2 ba · 2,040 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,030,000Jun 2022 $6,3102024 Amount on Record May 2003 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

11A 12th Ave

3 bd · 2 ba · 1,072 sqft · 0.11 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$650,000Jul 2006 $6,4542024 1 Name on Record AssessorUpdated Dec 2025

12A 12th Ave

3 bd · 2 ba · 1,120 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,050,000Aug 2024 $7,5812025 Amount on Record May 2020 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

13A 12th Ave

2 bd · 1 ba · 1,820 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,650,000Sep 2020 $8,1262025 Amount on Record Aug 2016 1 Name on Record Assessor + 3 DocumentsUpdated Jun 2026

14A 12th Ave

2 bd · 1 ba · 1,724 sqft · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2024 $4,0452024 Amount on Record Sep 2020 1 Name on Record Assessor + 4 DocumentsUpdated Dec 2025

15A 12th Ave

3 bd · 2 ba · 1,232 sqft · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$695,000Jul 2016 $4,9992024 Amount on Record Jul 2002 2 Names on Record Owner Occupied AssessorUpdated Dec 2025

16A 12th Ave

3 bd · 2 ba · 1,364 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$161,000Feb 1996 $6,2672024 Amount on Record Mar 1993 1 Name on Record AssessorUpdated Apr 2026

17A 12th Ave

4 bd · 2 ba · 1,900 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$895,000Dec 2021 $6,6662024 —Apr 2020 2 Names on Record Owner Occupied Assessor + 7 DocumentsUpdated Aug 2026

18A 12th Ave

2 bd · 2 ba · 1,502 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$132,500Sep 2022 $7,6052024 Amount on Record Apr 2022 2 Names on Record Owner Occupied Assessor + 7 DocumentsUpdated Aug 2026

19A 12th Ave

2 bd · 1 ba · 1,651 sqft · 0.11 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$75,400Mar 1983 $6,4952024 Amount on Record Nov 1980 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

20A 12th Ave

2 bd · 2 ba · 1,416 sqft · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Apr 2002 $4,7322025 Amount on Record Oct 1994 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

21A 12th Ave

2 bd · 1 ba · 1,920 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$650,000Apr 2026 $7,1842024 —Oct 1980 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

22A 12th Ave

3 bd · 2 ba · 1,320 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$420,000Oct 2017 $6,1952024 Amount on Record Jul 2013 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

23A 12th Ave

2 bd · 2 ba · 1,159 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$600,000Sep 2019 $4,8942024 Amount on Record May 1980 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

24A 12th Ave

2 bd · 2 ba · 1,356 sqft · 0.11 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2020 $6,9332024 Amount on Record Jul 1980 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

25A 12th Ave

3 bd · 2 ba · 2,416 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$780,000Mar 2005 $4,4322024 2 Names on Record Owner Occupied AssessorUpdated Dec 2025

26A 12th Ave

1 ba · 2,208 sqft · 0.11 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$110,000Jan 2006 $4,4642024 Amount on Record Mar 2001 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

26E 12th Ave

3 bd · 2 ba · 1,330 sqft · 0.082 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000Dec 2021 $1,8632024 Amount on Record May 2020 2 Names on Record Assessor + 2 DocumentsUpdated Dec 2025

27A 12th Ave

3 bd · 2 ba · 1,687 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$230,000May 2013 $6,6712024 1 Name on Record AssessorUpdated Dec 2025

27E 12th Ave

3 bd · 2 ba · 1,483 sqft · 0.081 acres

Last Sale Tax Bill Prior Sale Owner Records
$142,000Jul 1999 $1,4952024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

28A 12th Ave

2 bd · 2 ba · 1,008 sqft · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$820,000Jul 2005 $6,6792024 Amount on Record Jan 1996 1 Name on Record AssessorUpdated Dec 2025

28E 12th Ave

2 bd · 2 ba · 1,120 sqft · 0.081 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$599,000May 2023 $4,8282025 —Sep 2020 1 Name on Record Assessor + 3 DocumentsUpdated Aug 2026

29E 12th Ave

4 bd · 2 ba · 1,659 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2020 $3,5122024 Amount on Record May 2020 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

30A 12th Ave

0.101 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2011 $2,1942024 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

30E 12th Ave

3 bd · 1 ba · 1,120 sqft · 0.081 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,2742024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Dec 2025

31A 12th Ave

0.101 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2011 $1,7312024 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

31E 12th Ave

3 bd · 3 ba · 1,464 sqft · 0.081 acres

Last Sale Tax Bill Prior Sale Owner Records
$203,550May 2016 $2,9612023 Amount on Record Feb 2012 1 Name on Record AssessorUpdated Apr 2026

32E 12th Ave

4 bd · 2 ba · 1,402 sqft · 0.081 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$425,000Oct 2019 $3,3732024 Amount on Record Dec 2000 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Dec 2025

33E 12th Ave

3 bd · 3 ba · 1,136 sqft · 0.081 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$750,000Sep 2022 $5,9962024 Amount on Record Apr 2019 1 Name on Record Assessor + 2 DocumentsUpdated Dec 2025

34E 12th Ave

2 bd · 2 ba · 1,211 sqft · 0.081 acres

Last Sale Tax Bill Prior Sale Owner Records
$440,000Mar 2022 $4,5272024 Amount on Record Jun 2009 2 Names on Record Assessor + 1 DocumentUpdated Dec 2025

35E 12th Ave

2 bd · 2 ba · 1,109 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$440,000Jun 2025 $1,2582024 Amount on Record Feb 1973 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

36E 12th Ave

3 bd · 2 ba · 1,268 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$405,000Jun 2021 $4,3832024 Amount on Record Mar 2021 2 Names on Record Assessor + 2 DocumentsUpdated Dec 2025

37E 12th Ave

3 bd · 2 ba · 1,507 sqft · 0.081 acres

Last Sale Tax Bill Prior Sale Owner Records
$273,900Aug 2014 $2,6852024 Amount on Record Aug 2012 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

38E 12th Ave

3 bd · 2 ba · 1,340 sqft · 0.081 acres

Last Sale Tax Bill Prior Sale Owner Records
$130,000Apr 1998 $1,5892024 2 Names on Record Owner Occupied AssessorUpdated Dec 2025

39E 12th Ave

3 bd · 2 ba · 1,136 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$135,000Jul 2001 $4,4072024 1 Name on Record Assessor + 1 DocumentUpdated Dec 2025

40E 12th Ave

3 bd · 2 ba · 1,235 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$44,000Jun 1986 $1,4172024 1 Name on Record Owner Occupied AssessorUpdated Dec 2025

41E 12th Ave

3 bd · 2 ba · 1,109 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2012 $4,1082024 1 Name on Record AssessorUpdated Dec 2025

42E 12th Ave

3 bd · 2 ba · 1,122 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$60,000Apr 1985 $1,2682024 2 Names on Record Owner Occupied AssessorUpdated Dec 2025

43E 12th Ave

2 bd · 2 ba · 1,122 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$45,000Apr 1983 $4,1142024 1 Name on Record AssessorUpdated Dec 2025

44E 12th Ave

3 bd · 2 ba · 1,780 sqft · 0.081 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$100Nov 2019 $4,5832024 Amount on Record May 2008 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

45E 12th Ave

3 bd · 2 ba · 1,140 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$377,500Nov 2019 $3,1562024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

46E 12th Ave

2 bd · 2 ba · 1,364 sqft · 0.081 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$149,000Jan 1998 $1,6862024 1 Name on Record Owner Occupied AssessorUpdated Dec 2025

47E 12th Ave

2 bd · 2 ba · 1,135 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$160,000Mar 2001 $4,2232024 —May 1995 2 Names on Record AssessorUpdated Dec 2025

48E 12th Ave

3 bd · 2 ba · 1,135 sqft · 0.081 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$405,000Jun 2020 $3,2392024 Amount on Record Apr 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

49E 12th Ave

3 bd · 2 ba · 1,068 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$480,000Feb 2023 $4,9432025 Amount on Record Oct 2022 1 Name on Record Assessor + 6 DocumentsUpdated Aug 2026

50E 12th Ave

2 bd · 1 ba · 1,128 sqft · 0.081 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$650,000Jul 2023 $4,5372024 Amount on Record Jun 2019 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Apr 2026

A29 12th Ave

0.101 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2011 $2,2002024 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

Wildfire Risk on 12th Ave

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