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18505 Tranquility Base Lane, Saint Lucie County, FL 34987

Single family property built in 1991 with 2,916 sq ft of living area on a 2.10-acre lot in Saint Lucie County, St. Lucie 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
$632,100
County assessed value (tax roll)
$493,392
Living area
2,916 sq ft
Lot size
2.10 acres (91,345 sq ft)
Year built
1991
Land use
Single family
FEMA flood zone
Not on file yet
County
St. Lucie County, FL
Parcel ID
fl-66-3215-801-0073-000-0

At a glance

Who owns 18505 Tranquility Base Ln?
St. Lucie County property records list Osteen R Shannon as the owner of record.
What is the county just value of 18505 Tranquility Base Ln?
$632,100 on the St. Lucie 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-66-3215-801-0073-000-0 (St. Lucie 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 Tranquility Base Ln

All 21 properties on Tranquility Base Ln · ZIP 34987 (Port Saint Lucie). Values are county just values (tax roll), not market values.

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Source: Florida Department of Revenue parcel roll; data refreshed Jun 30, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources