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3521 Aquarius DriveHuntington Beach, CA 92649

For Sale

$2,575,000

Smart Buyer Rebate $25,750

Gorgeous Trinidad Island home and a deeded 35 foot boat slip located on the desirable main channel! Experience the best of Huntington Harbour living in this beautifully updated 4 bedroom, 4 bath estate offering an exceptional California lifestyle. The off water Mediterranean-style home with a large 3 car garage offers privacy with convenient access to your boat and all the island amenities just steps away. Freshly painted inside and out, the home has warm architectural details , designed for both comfortable everyday living and entertaining. The kitchen is equipped with natural stone countertops accented by tumbled travertine, a large center island with seating, new upscale appliances including a Viking dual oven, gas Viking range top, new dishwasher, microwave oven and Blanco sink. The main-level offers a convenient bedroom suite with private full bath that provides flexibility for guests, extended family or a home office, as well as a laundry area and additional powder room. The living room has large windows, high ceilings and a cozy fireplace surrounded by built-in custom cabinetry. The open concept dining room includes a built-in buffet and wine storage. French doors from the living room, dining room and kitchen create a seamless indoor-outdoor connection to the private backyard retreat complete with a spa, outdoor seating area and fireplace. Upstairs, the spacious primary suite features vaulted ceilings and a beautifully remodeled bath, as well as two additional spacious bedrooms and shared full bath. Additional improvements include central air conditioning, an upgraded 200-amp electrical panel, new engineered wood flooring and carpeting, new ceiling fans in all bedrooms, plantation shutters, a new garage door operational system, new epoxy garage flooring, new exterior landscape lighting and irrigation. Enjoy everything that makes Huntington Harbour such a special place to call home, sunset boat cruises, kayaking, paddle boarding, waterfront walks and the relaxed coastal lifestyle, all complemented by your own deeded main channel boat slip and a front row seat to some of the Harbour’s most beautiful sunsets and the annual holiday boat parade. Trinidad Island also offers its own beach, basketball court, two playgrounds, a greenbelt and neighborhood security, adding to the exceptional lifestyle and sense of community this special island offers.

Listed by Jennifer Polich

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License #01917376

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Coldwell Banker-Campbell Rltrs

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714 345-0410

Listed by Tara Andersen

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License #02253677

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Coldwell Banker-Campbell Rltrs

Last updated October 29, 2026

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Source: CRMLS #OC26218343

Listing Facts

  • TypeSingle-family
  • NeighborhoodHuntington Harbour
  • Bedrooms4
  • Bathrooms3.5
  • Days on Prevu22
  • HOA/Maint. Fees$356/month
  • Size2,798 sqft
  • Price per sqft$920

Amenities

  • Private Outdoor Space
  • Air Conditioning
  • Parking

Location

Mortgage Calculator

Listing History

10/09/2026
Listed by Coldwell Banker-Campbell Rltrs
$2,575,000
  1. 10/09/2026$2,575,000
    Listed by Coldwell Banker-Campbell Rltrs

Property Details for 3521 Aquarius Drive

Association

Amenities

  • Association Amenities: Sport Court, Picnic Area, Playground, Boat Dock, Security
  • Community Features: Curbs, Fishing, Park, Street Lights

Fees

  • Association Fee: $356.00 Monthly

General

  • Association Name: Keystone

Exterior

Construction

  • Number Of Units Total: 1
  • Property Condition: Updated/Remodeled
  • Roof: Tile
  • Stories: 2
  • Stories Total: 2
  • Structure Type: House
  • Year Built: 1978
  • Architectural Style: Mediterranean
  • Common Walls: No Common Walls
  • Construction Materials: Stone
  • Entry Level: 1
  • Entry Location: Ground level
  • Exterior Features: Boat Slip, Dock

Features

  • Fencing: Block
  • Road Frontage Type: City Street
  • Waterfront Features: Ocean Access

Measurements

  • Lot Size Acres: 0.13
  • Lot Size Area: 6,018
  • Lot Size Source: Assessor
  • Lot Size Square Feet: 6,018
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 17872214

Interior

Features

  • Appliances: Double Oven, Gas Cooktop
  • Fireplace Features: Living Room
  • Fireplace: Yes
  • Flooring: Carpet, Stone, Wood
  • Interior Features: Breakfast Bar, Built-in Features, Ceiling Fan(s), Crown Molding, Granite Counters, High Ceilings, Stone Counters, Recessed Lighting, Storage, Walk-In Closet(s)
  • Spa Features: In Ground, Private
  • Spa: Yes

Measurements

  • Living Area: 2,798
  • Living Area Source: Assessor
  • Living Area Units: Square Feet

Rooms

  • Bathrooms Full: 3
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 4
  • Bedrooms Total: 4
  • Main Level Bathrooms: 2
  • Main Level Bedrooms: 1

Other

Location

  • Subdivision Name: Trinidad Island (HTRI)
  • Tax Lot: 56

Parking

Parking

  • Attached Garage: Yes
  • Garage Spaces: 3
  • Garage: Yes
  • Parking Features: Attached, Direct Access, Driveway, Garage, Garage Door Opener
  • Parking Total: 3

Schools

Elementary School

  • Elementary School: Harbor View

High School

  • High School District: Huntington Beach Union High

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes
  • Heating: Central
  • Has Heating: Yes
  • Laundry Features: Inside
  • Sewer: Public Sewer
  • Utilities: Cable Available, Electricity Connected, Natural Gas Connected, Phone Available, Sewer Connected, Underground Utilities, Water Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 4 bedrooms and 3.5 bathrooms in this single-family home at 3521 Aquarius Drive.

What schools are nearby to 3521 Aquarius Drive?

Nearby schools include the Harbor View Elementary School.

Does this single-family home have parking?

Yes, there are 3 parking spaces available for 3521 Aquarius Drive.

How does 3521 Aquarius Drive compare to other single-family homes in Huntington Harbour?

This single-family home is listed 21% below the average price for single-family homes in Huntington Harbour and has been on the market for 78 less days than the typical home in this area.

What building or home owners association is the single-family home part of?

This single-family home is part of the Keystone home owners association.

What is the square footage on this single-family home?

According to the MLS, this listing is 2,798 sqft.

3521 Aquarius Drive is a 4-bedroom, 3.5-bath single-family home for sale in Huntington Beach CA 92649. Listed on Prevu for 22 days at $2,575,000. This residence features 2,798 square feet of living space, located in Huntington Harbour. The median listing price for single-family homes in this area is $2,047,000. Nearby schools include Harbor View Elementary School. Property amenities include private outdoor space, air conditioning, and parking. Explore more single-family home listings in Orange County.

Based on information from California Regional Multiple Listing Service, Inc. and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.