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939 Keystone Corners Boulevard, Saint Johns, FL 32259

Single family property built in 2020 with 2,708 sq ft of living area on a 0.13-acre lot in Saint Johns, St. Johns 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
$456,207
County assessed value (tax roll)
$334,596
Living area
2,708 sq ft
Lot size
0.13 acres (5,663 sq ft)
Year built
2020
Land use
Single family
FEMA flood zone
Not on file yet
County
St. Johns County, FL
Parcel ID
fl-65-0007040200

At a glance

Who owns 939 Keystone Corners Blvd?
St. Johns County property records list FRICK MICHAEL GLENN,JOANN BORG as the owner of record.
What is the county just value of 939 Keystone Corners Blvd?
$456,207 on the St. Johns 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-65-0007040200 (St. Johns 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 Keystone Corners Blvd

All 10 properties on Keystone Corners Blvd · ZIP 32259 (Saint Johns). 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