428 Sonoma Isles Circle, Jupiter, FL 33478

Single family property built in 2018 with 2,807 sq ft of living area on a 0.31-acre lot in Jupiter, Palm Beach 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

$1,329,066

County assessed value (tax roll)

$731,862

Living area

2,807 sq ft

Lot size

0.31 acres (13,299 sq ft)

Year built

2018

Land use

Single family

FEMA flood zone

Not on file yet

County

Palm Beach County, FL

Parcel ID

fl-60-30424032040001170

At a glance

Who owns 428 Sonoma Isles Cir?: Palm Beach County property records list KNOWLES GREGORY F as the owner of record.
What is the county just value of 428 Sonoma Isles Cir?: $1,329,066 on the Palm Beach 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-60-30424032040001170 (Palm Beach County).

Current owner

KNOWLES GREGORY F

Owner contact info

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

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Nearby properties

432 Sonoma Isles Cir, Jupiter $1.4M · built 2017
424 Sonoma Isles Cir, Jupiter $1.3M · built 2017
436 Sonoma Isles Cir, Jupiter $1.3M · built 2017
420 Sonoma Isles Cir, Jupiter $1.2M · built 2017
440 Sonoma Isles Cir, Jupiter $1.3M · built 2019
101 Indigo River Pt, Jupiter $1.2M · built 2019
416 Sonoma Isles Cir, Jupiter $1.4M · built 2018
444 Sonoma Isles Cir, Jupiter $1.3M · built 2017

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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