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817 Marvin Avenue, Port St Joe, FL 32456

Single family property built in 1970 with 1,387 sq ft of living area on a 0.26-acre lot in Port St Joe, Gulf 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
$247,249
County assessed value (tax roll)
$198,930
Living area
1,387 sq ft
Lot size
0.26 acres (11,238 sq ft)
Year built
1970
Land use
Single family
FEMA flood zone
Not on file yet
County
Gulf County, FL
Parcel ID
fl-33-05072000R

At a glance

Who owns 817 Marvin Ave?
Gulf County property records list MC CAHILL CLINTON T ET UX as the owner of record.
What is the county just value of 817 Marvin Ave?
$247,249 on the Gulf 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-33-05072000R (Gulf 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 Marvin Ave

All 107 properties on Marvin Ave · ZIP 32456 (Port St Joe). 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