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520 NE Waterway Lane, Boca Raton FL 33432

House For Sale
$6,295,000

BTC: 104.22185430

ETH: 3,947.47568493

-$1M (2026/06/11)
88 days
Waterfront
4 bds
5 ba
5,222 sqft

Overview

Exquisite "Montecito inspired" Deepwater Estate in prestigious Golden Harbour, East Boca Raton. This 5,200+ SF Spanish Colonial by Affiniti Architects blends timeless elegance with effortless modern living. Rich in character, the home showcases a dramatic sweeping staircase, hand-painted artistry, marble & terra cotta mosaics by Italian artisans, custom cabinetry, wood-beamed ceilings & warm, refined finishes throughout. Thoughtfully updated with a NEW 2025 roof, full-house generator, whole-home filtration, water softener & Kangen drinking water system. Set on a prime deepwater lot with no fixed bridges, enjoy direct ocean access, a private dock & a resort-style pool/patio designed for u entertaining, just moments to the Boca inlet. This is truly one of the most Stunning homes to be seen!

Location

Details

Type:
Residential
Parking:
2 Or More Spaces / Circular Driveway / Driveway / Parking Garage
Year Built:
2003
Lot:
0.20 Acres
Heating:
Central / Electric
Price/sqft:
$1,205
Cooling:
Central Air / Electric
HOA:
No Data

Valuation

Our model vs. what's actually selling nearby.
Estimate
$5,995,000
$3.0M – $6.4M
Confidence Low
List vs. estimate
$300K above estimate
List $6,295,000 · +5.0%
Our model says this listing is priced above recent comparable activity. Room to negotiate.
Price per sq ft
$1,205
+121.6% vs. city median $544
Based on
7 MLS comparables
+ 30 public-records sales within 0.5 mi
Median actual sale: $827K
Median of recent comparable listings. Sold comps use closing price, active listings use list price.

Highlights

Annual tax
$61,019
2025
Pool
Heated
View
Canal, Pool
Waterfront
Canal Front, Canal Width 1-80 Feet
Garage
3 car garage
Pets
Allowed
All facts and features
  • Flooring

    • Other

    Heating

    • Central

    • Electric

    Cooling

    • Central Air

    • Electric

    Appliances

    • Dishwasher

    • Dryer

    • Microwave

    • Water Purifier

    • Gas Range

    • Refrigerator

    • Self Cleaning Oven

    • Wall Oven

    • Washer

    • Water Softener Owned

    Other interior features

    • Entrance Foyer

    • Volume Ceilings

    • Walk-In Closet(s)

    • Family Room

    • Storage

    • Utility Room/Laundry

    Bedrooms and bathrooms

    • Bedrooms: 4

    • Bathrooms: 1

    • Full bathrooms: 5

  • Parking

    • 2 Or More Spaces

    • Circular Driveway

    • Driveway

    • Parking Garage

    Property

    • Levels: 2

    • Pool Private: Yes

    • Exterior Features: Open Balcony

    Lot

    • Lot: 0.20 Acres

    Other Property Information

    • Parcel Number: 06434720340010110

    • Zoning: R1B(ci

  • Type and style

    • Property Type: Residential

    • Property Sub Type: Single Family Residence

  • Utility

    • Cable Available

    • Electricity Available

    • Natural Gas Available

    • Sewer Available

    • Water Available

  • Other financial information

    • Annual tax amount: $61,019

  • Source details

    • MLS ID: B26010942

    Other facts

    • Construction Materials: CBS Construction

    • Laundry Features: Laundry Room / Utility Room/Laundry

    • Lot Features: Less Than 1/4 Acre Lot / Less Than 1 Acre

    • Patio And Porch Features: Open Balcony / Patio

    • Pool Features: Heated

    • Window Features: Complete Impact Glass

    • Direction Faces: North

    • Other Structures: Livable

    • Architectural Style: Old Spanish / Two Story

    • Waterfront: Yes

    • Garage Spaces: 3

    • Attached Garage: Yes

    • Garage: Yes

    • Living Area: 5222

    • Water Source: Public

    • Subdivision Name: GOLDEN HARBOUR SEC 5

Private inquiry
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The multiple listing information is provided by the Miami Association of REALTORS® from a copyrighted compilation of listings. The compilation of listings and each individual listing are ©2026-present Miami Association of REALTORS®. All Rights Reserved. The information provided is for consumers' personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Listing courtesy of: Castles By The Beach, Inc.