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18679 Diddy CircleFountain Valley, CA 92708

For Sale

$2,599,000

Smart Buyer Rebate $25,990

Rarely does a Fountain Valley home offer nearly 4,000 square feet of combined living space, a 4-car garage, an attached ADU, and an expanded driveway accommodating 6-7 vehicles, all on a 10,048-square-foot cul-de-sac lot. Built in 1998, this executive home is one of the newer custom residences in Fountain Valley's prestigious Hampton Place Tract, known for its tree-lined streets, award-winning schools, pride of ownership, and prime location near Harper Park and approximately three miles from the beach, this property offers a 3,025 square foot main residence and an attached 892 square foot ADU completed in December 2024. Exceptional curb appeal features a lush front lawn, raised stone planters, a beveled glass entry door, and manicured landscaping. Fresh interior paint, hardwood flooring and tile downstairs, new carpet upstairs, recessed lighting, and abundant natural light enhance the home. The floor plan offers four bedrooms plus a bonus room, formal living room or fifth bedroom/home office, formal dining room, family room with fireplace, remodeled powder room, separate laundry room, and ceiling fans throughout. The kitchen features granite countertops, extensive cabinetry, glass display shelving, two oversized pantry cabinets, a center island, built-in wine refrigerator, five-burner cooktop, utility sink, and abundant storage. Upstairs, the primary suite offers vaulted ceilings, a walk-in closet, fireplace, dual vanities, soaking tub, and separate shower. Three additional bedrooms, the bonus room, and an upgraded secondary bathroom with dual vanities and travertine flooring complete the second level. The backyard features a built-in BBQ, spa with waterfall, fire pit, fruit trees, artificial turf, patio, and two large storage sheds. The attached ADU offers 2 bedrooms, 2 bathrooms, indoor laundry, its own air conditioning system, and flexible living space for multigenerational living, guests, or rental income. The expanded four-car tandem garage offers approximately 200 additional square feet with Racedeck flooring, custom glass display cabinetry, built-in seating with concealed storage, extensive cabinetry, and a craft/workbench. Additional upgrades include a newer HVAC system, upgraded electrical panel, Prism and security exterior lighting beneath the eaves, and a residential fire suppression system. A rare opportunity to own one of Hampton Place's finest homes with newer construction, a private ADU, and exceptional parking.

Listed by Lily Campbell

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License #01229782

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First Team Real Estate

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714-717-5095

Listed by Sarah Frost

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License #02064442

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First Team Real Estate

Last updated July 30, 2026

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Source: bridgeMLS #CROC26161392

Listing Facts

  • TypeSingle-family
  • NeighborhoodNorth Coast
  • Bedrooms6
  • Bathrooms5
  • Days on Prevu2
  • Size3,917 sqft
  • Price per sqft$664

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Air Conditioning
  • Swimming Pool

Location

Mortgage Calculator

Listing History

07/30/2026
Listed by First Team Real Estate
$2,599,000

Property Details for 18679 Diddy Circle

Association

Amenities

  • Association Amenities: Park

Exterior

Construction

  • Stories: 2
  • Window Features: Double Pane Windows, Bay Window(s), Screens
  • Year Built: 1998
  • Architectural Style: Traditional
  • Builder Name: Kaufman & Broad
  • Construction Materials: Other
  • Exterior Features: Lighting, Back Yard, Front Yard, Sprinklers Front, Other

Features

  • Fencing: Wood
  • Patio And Porch Features: Patio, Front Porch, Screened In Patio
  • View: Park/Greenbelt, Other

Measurements

  • Building Area Total: 3,917
  • Lot Features: Cul-De-Sac, Other, Back Yard, Street Light(s), Sprinklers In Rear
  • Lot Size Acres: 0.23
  • Lot Size Area: 0
  • Lot Size Square Feet: 10,048
  • Lot Size Units: Acres

Financial

Taxes

  • Parcel Number: 11283217

Interior

Features

  • Appliances: Dishwasher, Gas Range, Microwave, Tankless Water Heater
  • Fireplace Features: Gas, Gas Starter, Living Room, Other
  • Fireplace: Yes
  • Flooring: Tile, Carpet, Wood
  • Interior Features: Atrium, Den, Family Room, In-Law Floorplan, Office, Storage, Breakfast Bar, Pantry
  • Spa Features: Heated
  • Spa: Yes

Measurements

  • Living Area: 3,917
  • Living Area Units: Square Feet

Rooms

  • Bathrooms Full: 4
  • Bathrooms Partial: 1
  • Bathrooms Total Integer: 5
  • Bedrooms Total: 6

Other

Features

  • Accessibility Features: Other

Parking

Parking

  • Covered Spaces: 4
  • Garage Spaces: 4
  • Parking Features: Attached, Int Access From Garage, Tandem, Workshop In Garage, Other, On Street

Schools

High School

  • High School District: Huntington Beach Union High

Utilities

Equipment

  • Cooling: Ceiling Fan(s), Central Air
  • Heating: Central
  • Has Heating: Yes
  • Laundry Features: Gas Dryer Hookup, Laundry Room, Other, Inside
  • Sewer: Public Sewer
  • Utilities: Cable Available, Natural Gas Connected
  • Water Source: Public

Frequently Asked Questions

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

There are 6 bedrooms and 5 bathrooms in this single-family home at 18679 Diddy Circle.

Does this single-family home have parking?

Yes, there are 4 parking spaces available for 18679 Diddy Circle.

How does 18679 Diddy Circle compare to other single-family homes in North Coast?

This single-family home is listed 26% above the average price for single-family homes in North Coast and has been on the market for 74 less days than the typical home in this area.

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

According to the MLS, this listing is 3,917 sqft.

18679 Diddy Circle is a 6-bedroom, 5-bath single-family home for sale in Fountain Valley CA 92708. On Prevu for 2 days at $2,599,000. This home features 3,917 square feet of living space, located in North Coast. The median listing price for single-family homes in this area is $1,346,500. Property amenities include private outdoor space, dishwasher, air conditioning, and swimming pool. Browse more single-family home listings in Orange County.

Based on information from bridgeMLS 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.