491 9th St is a 885 square foot house on a 3,800 square foot lot with 2 bedrooms and 1 bathroom. Based on Redfin's Key Colony Beach data, we estimate the home's value is $673,702.
Single-familyProperty Type
1968Year Built
3,800 sq ftLot Size
$761Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$673,702
$19K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 3.6% lower than the average sale price ($699K) of 6 comparable homes.
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Earn from this home
Rent
$1,780/mo
Redfin rental estimate
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Market trends in Key Colony Beach, FL
Last updated October 2026
Buyer's Market
Seller's Market
Buyer's market
Sale-to-list price
94.1%
1.2% MoM
Median sale price
$1.3M
$10K MoM
Avg. days on market
230d
27 days MoM
Recently sold homes
14
3 MoM
Provided by Redfin
Sale history for 491 9th St
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$6,089 (+4.3%)
2024
$5,838 (+6.7%)
2023
$5,472 (+12.6%)
2022
$4,858 (+11.9%)
2021
$4,343 (+6.6%)
$260,906 + $125,864
$386,770
2020
$4,074 (−0.7%)
$247,500 + $125,864
$373,364
2019
$4,102 (+3.8%)
$247,500 + $125,864
$373,364
2018
$3,950 (+5.2%)
$247,500 + $128,643
$376,143
2017
$3,754 (+11.7%)
$247,500 + $130,137
$377,637
2015
$3,361 (+5.1%)
$247,500 + $127,035
$374,535
2014
$3,199
Tax history for 491 9th St
Year
Property tax
Land + Additions
Assessment*
2025
$6,089 (+4.3%)
2024
$5,838 (+6.7%)
2023
$5,472 (+12.6%)
2022
$4,858 (+11.9%)
2021
$4,343 (+6.6%)
$260,906 + $125,864
$386,770
2020
$4,074 (−0.7%)
$247,500 + $125,864
$373,364
2019
$4,102 (+3.8%)
$247,500 + $125,864
$373,364
2018
$3,950 (+5.2%)
$247,500 + $128,643
$376,143
2017
$3,754 (+11.7%)
$247,500 + $130,137
$377,637
2015
$3,361 (+5.1%)
$247,500 + $127,035
$374,535
2014
$3,199
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Aug 15, 2024 • Final
Building
Addition
Remodel
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.