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58951 OVERSEAS Highway, Grassy Key, FL 33050

Private school or college property built in 1963 with 1,166 sq ft of living area on a 0.40-acre lot in Grassy Key, 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
$367,053
County assessed value (tax roll)
$367,053
Living area
1,166 sq ft
Lot size
0.40 acres (17,236 sq ft)
Year built
1963
Land use
Private school or college
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-1965 34 00376020000000

At a glance

Who owns 58951 OVERSEAS Hwy?
Monroe County property records list DOLPHIN RESEARCH CENTER INC as the owner of record.
What is the county just value of 58951 OVERSEAS Hwy?
$367,053 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-54-1965 34 00376020000000 (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 Overseas Hwy

All 368 properties on Overseas Hwy · ZIP 33050 (Marathon). 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