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311 9TH Street, Key Colony Beach, FL 33051

Single family property built in 1995 with 1,056 sq ft of living area on a 0.09-acre lot in Key Colony Beach, Monroe County. Facts below come from the county property appraiser's public record.

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County just value (tax roll) — not a market value
$670,452
County assessed value (tax roll)
$670,452
Living area
1,056 sq ft
Lot size
0.09 acres (4,125 sq ft)
Year built
1995
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-0566 33 00075550000000

At a glance

Who owns 311 9TH St?
Monroe County property records list BENTON MARK as the owner of record.
What is the county just value of 311 9TH St?
$670,452 on the Monroe 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-54-0566 33 00075550000000 (Monroe County).

Current owner

Owner contact info

Phones, emails and mailing addresses from public Florida records are available to members.

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More on 9th St

All 117 properties on 9th St · ZIP 33051 (Key Colony Beach). Values are county just values (tax roll), not market values.

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Source: Florida Department of Revenue parcel roll; data refreshed Jun 25, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources