203 NAUTILUS Street, Duck Key, FL 33050
Single family property built in 1980 with 1,480 sq ft of living area on a 0.27-acre lot in Duck Key, Monroe County. Facts below come from the county property appraiser's public record.
County just value (tax roll) — not a market value
$673,179
County assessed value (tax roll)
$673,179
Living area
1,480 sq ft
Lot size
0.27 acres (11,602 sq ft)
Year built
1980
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-1665 34 00384110000000
At a glance
- Who owns 203 NAUTILUS St?
- Monroe County property records list VOILES JOHN as the owner of record.
- What is the county just value of 203 NAUTILUS St?
- $673,179 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-54-1665 34 00384110000000 (Monroe County).
Current owner
- VOILES JOHN
Owner contact info
Phones, emails and mailing addresses from public Florida records are available to members.
See plansMore on Nautilus St
- 201 Nautilus St $1.2M · built 2020
- 202 Nautilus St $4.1M · built 2019
- 204 Nautilus St $3.7M · built 2001
- 207 Nautilus St $660K · built 1985
- 208 Nautilus St $4.2M · built 2000
All 6 properties on Nautilus St · 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 23, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources