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309 GRINNELL Street, Key West, FL 33040

Utility property built in 1943 with 1,969 sq ft of living area on a 0.50-acre lot in Key West, 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
$2,089,214
County assessed value (tax roll)
$2,089,214
Living area
1,969 sq ft
Lot size
0.50 acres (21,814 sq ft)
Year built
1943
Land use
Utility
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-3167 25 00001650000000

At a glance

Who owns 309 GRINNELL St?
Monroe County property records list UTILITY BOARD OF THE CITY OF K as the owner of record.
What is the county just value of 309 GRINNELL St?
$2,089,214 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-54-3167 25 00001650000000 (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 Grinnell St

All 162 properties on Grinnell St · ZIP 33040 (Key West). 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