12Th Avenue, Key West, FL
Everything we know about 12Th Avenue in Key West: what is for sale, what has sold, what the homes are like and which communities the street runs through — from the MLS record and county parcel data, refreshed nightly.
23 homes sit on 12Th Avenue in Key West, FL (ZIP 33040), built 1967–1996, a typical 1,320 sq ft with 3 bedrooms. 3 are for sale right now from $1,125,000 to $3,100,000. Homes that sold since 2023 went for a median $650,000.
For sale on 12Th Avenue now
The homes on 12Th Avenue
23 single-family. Built by decade: 1960s 1, 1970s 21, 1990s 1.
Last recorded sales (parcel record)
| Address | Sold | Date | Built | Sq ft |
|---|---|---|---|---|
| 21A 12Th Avenue | $650,000 | 2026-03-31 | 1972 | 1,320 |
| 49E 12Th Avenue | $410,000 | 2022-10-13 | 1973 | 1,068 |
| 36E 12Th Avenue | $335,000 | 2021-02-25 | 1972 | 1,245 |
| 29E 12Th Avenue | $290,000 | 2020-05-20 | 1971 | 1,610 |
| 32E 12Th Avenue | $425,000 | 2019-10-03 | 1972 | 1,402 |
| 23A 12Th Avenue | $600,000 | 2019-09-11 | 1973 | 1,615 |
| 13 12Th Avenue | $426,150 | 2016-07-28 | 1971 | 1,820 |
| 15 12Th Avenue | $695,000 | 2016-07-25 | 1972 | 1,418 |
| 37 12Th Avenue | $273,877 | 2014-08-25 | 1972 | 1,595 |
| 22 12Th Avenue | $300,000 | 2013-07-30 | 1973 | 1,068 |
| 31 12Th Avenue | $153,450 | 2012-05-10 | 1972 | 1,245 |
| 48 12Th Avenue | $200,000 | 2012-04-06 | 1973 | 1,135 |
| 1 12Th Avenue | $759,000 | 2011-08-31 | 1967 | 3,423 |
| 7 12Th Avenue | $385,000 | 2011-05-05 | 1972 | 2,229 |
| 5 12Th Avenue | $350,000 | 2010-11-23 | 1973 | 1,665 |
| 12-A 12Th Avenue | $400,000 | 2009-08-31 | 1971 | 1,120 |
| 12 12Th Avenue | $400,000 | 2009-08-27 | 1971 | 1,120 |
| 34 12Th Avenue | $190,000 | 2009-05-29 | 1972 | 1,206 |
| 28 12Th. Avenue | $299,000 | 2001-09-27 | 1996 | 1,264 |
How to read this
Home counts, build years, sizes and last sales come from the county parcel record joined to MLS history; listings and 12-month closings from the live MLS feeds as of October 14, 2026. Listings appear courtesy of the listing brokerage under IDX rules; information deemed reliable but not guaranteed. See also all 228 homes for sale in Key West, homes for sale in 33040.