Property Detail
Location Address : 7801 OLD MARSH RD
Municipality : UNINCORPORATED
Parcel Control Number : 00-42-41-28-01-000-1450
Subdivision : OLD MARSH GOLF CLUB 7500 OLD MARSH RD PALM BEACH GARDENS FL
Official Records Book/Page : 36769 / 741
Sale Date : 08/26/2026
Legal Description : OLD MARSH GOLF CLUB LT 145
Owner Information
Owner(s) Mailing Address
HARKNESS JAMES V TRUST &
HARKNESS MARIANNE TRUST
HARKNESS JAMES V TR
HARKNESS MARIANNE TR
7801 OLD MARSH RD
PALM BEACH GARDENS FL 33418 7546
Sales Information
Sales Date Price OR Book/Page Sale Type Owner
08/26/2026 $4,332,795 36769 / 00741 WARRANTY DEED HARKNESS JAMES V TRUST &
04/14/2025 $5,075,000 35707 / 00638 WARRANTY DEED TJD HOLDINGS LLC
06/05/2023 $4,350,000 34358 / 00289 WARRANTY DEED WEATHERSBY FAMILY TRUST
03/31/2022 $2,990,000 33457 / 00766 WARRANTY DEED FONG MICHAEL C &
06/23/2021 $10 32682 / 00876 QUIT CLAIM SEINFELD BARRY &
04/28/2021 $2,290,000 32469 / 01236 WARRANTY DEED SEINFELD BARRY M &
03/30/1999 $325,000 11019 / 01590 WARRANTY DEED HEALEY WILLIAM S &
Exemption Information
No Exemption Information Available.
Property Information
Total Number of Units Per Parcel : 1
*Total Square Feet : 7172
Acres : .78
Property Use Code : 0100—SINGLE FAMILY
Zoning : RE—RESIDENTIAL ESTATE (00-UNINCORPORATED)
Building Details

Structural Details

Structural Element for Building 1
Bldg Type EXC-RESIDENT
Exterior Wall 1 MSY: CB STUCCO
Year Built 2000
Air Condition Desc. HTG & AC
Heat Type FORCED AIR DUCT
Heat Fuel ELECTRIC
Bed Rooms 4
Full Baths 5
Half Baths 1
Exterior Wall 2 NONE
Roof Structure WOOD TRUSS
Roof Cover CONCRETE TILE
Interior Wall 1 DRYWALL
Floor Type 1 HARDWOOD
Floor Type 2 CERAMIC/QUARRY TILE
Stories 1

Subarea and Square Footage for Building 1
Code Description square Footage
FGR Finished Garage 931
FOP Finished Open Porch 270
BAS Base Area 5089
FOP Finished Open Porch 424
FOP Finished Open Porch 100
FOP Finished Open Porch 358
Total Square Footage 7172
Area Under Air 5089
Sketch for Building 1
Building 1 Layout

Property Extra Feature

Description Year Built Units
Pool - In-Ground 2000 1
Bbq 2000 1

Property Land Details

Land Line # Description Zoning Acres
1 SFR MARSH RE 0.7777
Appraisals
Tax Year 2026 2025 2024 2023 2022
Improvement Value $1,690,142 $1,629,132 $1,810,048 $815,962 $650,760
Land Value $2,122,540 $2,037,540 $1,783,401 $1,762,536 $1,292,225
Total Market Value $3,812,682 $3,666,672 $3,593,449 $2,578,498 $1,942,985
Assessed and Taxable Values
Tax Year 2026 2025 2024 2023 2022
Assessed Value $3,812,682 $3,183,159 $3,093,449 $2,578,498 $1,747,056
Exemption Amount $0 $50,722 $50,000 $0 $50,000
Taxable Value $3,812,682 $3,132,437 $3,043,449 $2,578,498 $1,697,056
Taxes
Tax Year 2026 2025 2024 2023 2022
AD VALOREM $62,114 $51,338 $49,914 $42,526 $28,877
NON AD VALOREM $3,746 $3,534 $3,363 $3,089 $2,034
TOTAL TAX $65,859 $54,872 $53,277 $45,614 $30,911
Dorothy Jacks, CFA, AAS  PALM BEACH COUNTY PROPERTY APPRAISER   www.pbcpao.gov