dwello

121 SEASIDE Avenue, Key Largo, FL 33037

Single family property built in 1963 with 779 sq ft of living area on a 1.05-acre lot in Key Largo, Monroe County. Facts below come from the county property appraiser's public record.

Open in interactive map List this home free on dwello Own this home? Claim it
County just value (tax roll) — not a market value
$773,107
County assessed value (tax roll)
$773,107
Living area
779 sq ft
Lot size
1.05 acres (45,575 sq ft)
Year built
1963
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-1462 38 00491700000000

At a glance

Who owns 121 SEASIDE Ave?
Monroe County property records list MILE MARKER 94 AND A HALF LLC as the owner of record.
What is the county just value of 121 SEASIDE Ave?
$773,107 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-54-1462 38 00491700000000 (Monroe County).

Current owner

Owner contact info

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

See plans

More on Seaside Ave

All 38 properties on Seaside Ave · ZIP 33037 (Key Largo). Values are county just values (tax roll), not market values.

Nearby properties

Explore the area

Search this address on listing sites

These links open the listing site directly; we don't copy their data.

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