Welcome to Copper Basin! This thoughtfully designed two-story home in San Tan Valley offers 2,533 square feet with 4 bedrooms and 2.5 baths, blending everyday comfort with exceptional spaces for entertaining. Enjoy your own private balcony with an exterior spiral staircase overlooking a sparkling pool with a cascading water feature, a large covered patio, and a generous grassy backyard--perfect for gatherings, play, or relaxing under the Arizona sky. A climate-controlled 3-car garage provides versatile space for hobbies, storage, or projects, while the extended driveway offers parking for up to six vehicles. This home is designed to fit the way you live.
For sale
$465,000
28650 N OBSIDIAN Drive, San Tan Valley, AZ 85143
4beds
2,533sqft
Single Family Residence
Built in 2002
8,971 Square Feet Lot
$-- Zestimate®
$184/sqft
$97/mo HOA
What's special
Private balconyExterior spiral staircaseLarge covered patioGenerous grassy backyard
- 16 days |
- 1,306 |
- 142 |
Likely to sell faster than
Zillow last checked:
Listing updated:
Listed by:
Nancy Sanders 602-770-9436,
Century 21 Arizona Foothills
Source: ARMLS,MLS#: 7050133
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Heating
- Electric
Cooling
- Central Air, Ceiling Fan(s), Mini Split
Appliances
- Included: Water Softener Owned, Dishwasher, Disposal, Electric Oven, Electric Cooktop
- Laundry: Upper Level, Other, See Remarks
Features
- Quartz Countertops, Double Vanity, Upstairs, Eat-in Kitchen, Breakfast Bar, Kitchen Island, Pantry, 3/4 Bath Master Bdrm
- Flooring: Carpet, Vinyl, Tile
- Windows: Double Pane Windows
- Has basement: No
- Has fireplace: No
Interior area
- Total structure area: 2,533
- Total interior livable area: 2,533 sqft
Property
Parking
- Total spaces: 9
- Parking features: Attached, Garage Door Opener, Temp Controlled
- Attached garage spaces: 3
- Uncovered spaces: 6
Features
- Stories: 2
- Patio & porch: Covered, Patio
- Exterior features: Balcony, Storage, RV Hookup
- Has private pool: Yes
- Pool features: Outdoor Pool, Play Pool
- Spa features: None
- Fencing: Block
Lot
- Size: 8,971 Square Feet
- Features: East/West Exposure, Sprinklers In Rear, Sprinklers In Front, Desert Back, Desert Front
Details
- Additional structures: Shed(s)
- Parcel number: 21067432
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Spanish
- Property subtype: Single Family Residence
Materials
- Stucco, Wood Frame, Painted
- Foundation: Slab
- Roof: Tile
Condition
- Year built: 2002
Details
- Builder name: Pulte
Utilities & green energy
- Sewer: Private Sewer
- Water: Pvt Water Company
Community & HOA
Community
- Features: Pool, Pickleball, Community Spa Htd, Playground
- Subdivision: COPPER BASIN UNIT 1
HOA
- Has HOA: Yes
- Services included: Maintenance Grounds
- HOA fee: $97 monthly
- HOA name: Village Copper Basin
- HOA phone: 480-882-1378
Location
- Region: San Tan Valley
Financial & listing details
- Price per square foot: $184/sqft
- Tax assessed value: $364,938
- Annual tax amount: $1,449
- Date on market: 7/5/2026
- Cumulative days on market: 16 days
- Listing terms: Cash,Conventional,FHA,VA Loan
- Ownership: Fee Simple
- Road surface type: Asphalt
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 7/4/2026 | Listed for sale | $465,000+287.5%$184/sqft |
Source:  ARMLS #7050133 Report a problem | ||
| 10/8/2010 | Sold | $120,000-60%$47/sqft |
Source: ARMLS #4452466 Report a problem | ||
| 1/2/2006 | Sold | $300,000+98.5%$118/sqft |
Source: ARMLS #2389559 Report a problem | ||
| 1/31/2003 | Sold | $151,166$60/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2026 | $1,449 +0.6% | $36,493 +2.9% |
| 2025 | $1,440 -0.3% | $35,455 -3.1% |
| 2024 | $1,443 +1.7% | $36,593 +34.1% |
| 2023 | $1,419 -10.1% | $27,289 -13.2% |
| 2022 | $1,578 +11.1% | $31,440 +10.7% |
| 2021 | $1,420 -0.1% | $28,403 +3% |
| 2020 | $1,422 +4.5% | $27,583 +57.2% |
| 2019 | $1,361 +6.4% | $17,550 +14.4% |
| 2018 | $1,279 -1.5% | $15,344 -1.3% |
| 2017 | $1,298 -2.9% | $15,551 |
| 2016 | $1,337 | -- |
| 2014 | $1,337 | $9,436 |
| 2013 | -- | -- |
| 2012 | -- | -- |
| 2011 | -- | $8,724 -25.3% |
| 2010 | -- | $11,680 |
| 2009 | -- | -- |
| 2008 | -- | -- |
| 2007 | -- | -- |
| 2006 | -- | -- |
| 2005 | -- | -- |
| 2004 | -- | -- |
| 2003 | -- | -- |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
Explore the cost of this home by adjusting the details. Changes won't be saved.Climate risks
Neighborhood: 85143
Nearby schools
GreatSchools rating
- 3/10Copper Basin K-8Grades: PK-8Distance: 0.4 mi
- 6/10Poston Butte High SchoolGrades: 7-12Distance: 2.4 mi
Schools provided by the listing agent
- Elementary: Copper Basin
- Middle: Copper Basin
- High: Poston Butte High School
- District: Florence Unified School District
Source: ARMLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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