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$600,000 Contingent
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Property Description
Inviting 5 Bedroom, 3.5 Bath, Single-Level, MultiGenerational Semi-Custom Home with a Pool in the highly desired Cortessa community! Tucked into a quiet cul-de-sac with wonderful neighbors, this home is ideal for families with adult children, parents, or anyone who wants comfortable living spaces for everyone. A stacked stone exterior and Gated entry courtyard welcomes you and offers two separate entry doors, including a private entrance to the attached Guest Wing-perfect for added independence while staying close to loved ones. The Gourmet Kitchen is the heart of the home with a granite island, breakfast bar, gas cooktop, two wall ovens and rich Cinnamon Spice toned staggered height cabinetry. Enjoy your morning coffee in the cozy rotunda breakfast room with a lovely courtyard view. Elegantly appointed throughout, with ten foot high ceilings, high baseboards, custom crown moulding, coffered ceilings, curved walls, arches and architectural niches. Bath 4 is a Powder room off the main entry for your special guests. Bedroom 5 works perfectly as an office or flex room with no closet, it connects directly to the Guest Suite which is Bedroom 4. The Guest Suite includes its own private bath, a wonderful setup for multi-generational living or pampered Guests. The luxurious Main Suite features a large walk-in closet, double sink vanities, a mirrored makeup vanity, a deep soaking tub, a walk-in shower, and a private exit to the covered patio and sparkling play pool. This home is also energy-smart, with 3 AC units replaced in 2022, radiant barrier in the attic, a tankless water heater, and gas heat. The Central Vac is a wonderful feature for convenience! Garage has convenient overhead Storage Racks. The entire exterior has been freshly painted, and an RV gate on the side is ready for trailers, toys, or extra storage. Homes like this don't come up often in Cortessaespecially with a full guest wing and a beautiful backyard oasis. This home is the perfect fit for your multi-generational lifestyle!
Full Property Details
Full Property Details for 18310 W Onyx Ct
General
- Price: $600,000
- HOA FEE: $97/month
- Taxes: $2,176 (2025)
- Status: Contingent
- Type: Single Family
- Source: ARMLS_Arizona_MLS_Phoenix_Area
- MLS ID: 6948956
- Updated: 1/6/2026
- Added to Site: 60 day(s) ago
Interior
- Interior Features: High Speed Internet, Granite Counters, Double Vanity, Breakfast Bar, 9+ Flat Ceilings, No Interior Steps, Kitchen Island, 2 Master Baths, Full Bth Master Bdrm, Separate Shwr & Tub
- Appliances: Gas Cooktop
- Flooring: Carpet, Tile
Rooms
Bathrooms
- Total Bathrooms: 4
- Full Bathrooms: 3
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 5
Other Rooms
- Laundry: Wshr/Dry HookUp Only
Additional Information
- Pool: Yes
- Pool Description: Outdoor, Play Pool
Exterior
- Exterior Features: Private Yard
Parking
- Garage: Yes
- Garage Spaces: 2
- Parking Features: RV Gate, Garage Door Opener, Direct Access
Location
- County: Maricopa
- Township: 3N
- Subdivision: CORTESSA
- Cross Streets: Peoria Ave and Cortessa Parkway
Community
- Association: Yes
- Assoc. Name: Cortessa Community
- Assoc. Fees Include: Maintenance Grounds
Heating & Cooling
- Central air: Yes
- Air Conditioning: Yes
- Cooling Type: Central Air
- Heating Type: Natural Gas
Utilities
- Water: Pvt Water Company
Structural Information
- Architectural Style: Santa Barbara/Tuscan,
- Builder: Standard Pacific
- Exterior Const.: Stucco, Wood Frame, Stone
- Roof: Tile
- Windows: Dual Pane
- Sq. Ft. Source: Assessor
- Year Built: 2007
Manufactured Home
- Model: 5507
Lot Features
- Lot Size (Acres): 0.21
- Lot Size (Sq. Ft.): 9,293
- Lot Size Source: Assessor
- Lot Features: North/South Exposure, Desert Back, Desert Front, Cul-De-Sac, Grass Front
Financial Considerations
- Association Fee: $97
- Assoc Fee Freq.: Monthly
- Tax Amount: $2,176
- Tax Year: 2025
- Terms: Cash, Conventional, 1031 Exchange, FHA, VA Loan
Disclosures and Reports
- Ownership: Fee Simple
- Legal Description: LOT 648 CORTESSA MCR 073011
- Property ID: 502-90-648
- Range: 2W
- Section: 27
- Lot Number: 648
Listed by RE/MAX Fine Properties
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Schools
Schools serving 18310 W Onyx Ct
School District:Dysart Unified District
| Name | Grades | Distance |
|---|---|---|
Mountain View 18302 West Burton Avenue, Waddell, AZ 85355 | PK-8 | 0.3 mi |
Shadow Ridge High School 10909 N Perryville Rd, Surprise, AZ 85388 | 9-12 | 0.7 mi |
Disclaimer:
School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 18310 W Onyx Ct
Date
Details
Price
Change
Source
12/17/2025
Price Reduced
$600,000
-4%
MLS
11/18/2025
Listed
$625,000
185.53%
MLS
2/18/2011
Sold
$218,888
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 18310 W Onyx Ct
Year
Property Taxes
Change
Tax Assessment
Change
2025
$2,176
—
$48,510
3%
2024
$2,171
3%
$47,250
-12%
2023
$2,100
-2%
$53,750
22%
2022
$2,137
—
$43,930
35%
2022
$2,137
-7%
$32,510
6%
2021
$2,287
1%
$30,780
7%
2020
$2,271
2%
$28,680
2%
2019
$2,228
4%
$28,120
7%
2018
$2,136
4%
$26,370
5%
2017
$2,060
6%
$25,110
9%
2016
$1,942
17%
$23,120
4%
2015
$1,664
-2%
$22,130
23%
2014
$1,704
-2%
$17,970
14%
2013
$1,739
—
$15,810
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 18310 W Onyx Ct
18310 W Onyx Court, Waddell, AZ 85355 (MLS# 6948956) is a Single Family property with 5 bedrooms and 3 full bathrooms. 18310 W Onyx Court is currently listed for $600,000 and was received on November 18, 2025. Want to learn more about 18310 W Onyx Court? Do you have questions about finding other Single Family real estate for sale in Waddell? You can browse all Waddell real estate or contact a Coldwell Banker agent to request more information.

