dwello

428 LAGUNA Avenue, Key Largo, FL 33037

Single family property built in 1981 with 2,332 sq ft of living area on a 0.22-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
$1,914,853
County assessed value (tax roll)
$1,224,660
Living area
2,332 sq ft
Lot size
0.22 acres (9,375 sq ft)
Year built
1981
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-3361 39 00453475004400

At a glance

Who owns 428 LAGUNA Ave?
Monroe County property records list HAGAN WILLIAM L III LIVING TRU as the owner of record.
What is the county just value of 428 LAGUNA Ave?
$1,914,853 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-54-3361 39 00453475004400 (Monroe County).

Current owner

Owner contact info

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

See plans

More on Laguna Ave

All 50 properties on Laguna 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