Maricopa Value

423 W Knox Rd, Chandler, AZ 85225

2 bathrooms, 1,605 sqft, built 1983, in Thunderbird Estates Unit 8 Full cash value for 2027: $339,500.

Maricopa County account 30244335

Full cash value
$339,500
Tax year 2027 · before exemptions; your tax bill is based on the limited property value
Living area
1,605 sqft
$212 per sqft
Year built
1983

Compare this assessment

Start with the county value and property facts, then review appraisal comps, recent sales, and prior-year changes to decide whether the assessment is worth challenging. The comps on this page are free to review; email sign-in is only used to save a printable report.

For nearby context, browse ZIP 85225 and Thunderbird Estates Unit 8 assessment pages.

Appeal deadline

The appeal deadline for the 2027 Notice of Valuation was . 2028 Notices of Valuation usually arrive in February.

Deadline rule: Within 60 days after the Assessor mails your Notice of Valuation. Evidence is reviewed first by the Maricopa County Assessor's Office; a further appeal goes to the State Board of Equalization (SBOE). Dates checked against the official source.

Assessment snapshot

These public MCAO records highlight what may be worth checking before you file.

  • Assessment changeThe full cash value increased 2.6% from $330,800 in 2026 to $339,500 in 2027.
  • Full cash value per square footThe current public record shows about $90 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Thunderbird Estates Unit 8 neighborhood and ZIP 85225.
  • Neighborhood value signalAmong 31 residential records in the same neighborhood, the average full cash value is about $96 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +2.7% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 509 W Knox Rd, Chandler, AZ 85225
    1,605 sqft | $208/sqft | built 1984 | Similar size (1,605 vs 1,605 sqft); Similar age (1984 vs 1983); Same story count (1)
    $334,500
  • 517 W Knox Rd, Chandler, AZ 85225
    1,605 sqft | $214/sqft | built 1989 | Similar size (1,605 vs 1,605 sqft); Same story count (1); Similar lot size (5,044 vs 5,040 sqft)
    $343,500
  • 511 W Knox Rd, Chandler, AZ 85225
    1,605 sqft | $214/sqft | built 1989 | Similar size (1,605 vs 1,605 sqft); Same story count (1); Similar lot size (5,057 vs 5,040 sqft)
    $343,500
  • 433 W Knox Rd, Chandler, AZ 85225
    1,605 sqft | $212/sqft | built 1983 | Similar size (1,605 vs 1,605 sqft); Built same year (1983); Same story count (1)
    $339,500
  • 501 W Knox Rd, Chandler, AZ 85225
    1,605 sqft | $208/sqft | built 1984 | Similar size (1,605 vs 1,605 sqft); Similar age (1984 vs 1983); Same story count (1)
    $334,500

Recent comparable sales

Sales selected by similarity to the subject property.

  • 1440 E Gary Dr, Chandler, AZ 85225
    September-25-2026 | 1,599 sqft | $291/sqft | built 1993 | Similar size (1,599 sqft); Moderate age difference (10 years newer); Sold before the valuation date
    $465,000
  • 210 W Manor St, Chandler, AZ 85225
    July-17-2026 | 1,612 sqft | $288/sqft | built 1995 | Similar size (1,612 sqft); Sold before the valuation date; Sold 5 months before valuation date (good timing)
    $465,000
  • 2544 E Commonwealth Cir, Chandler, AZ 85225
    September-29-2026 | 1,571 sqft | $271/sqft | built 1979 | Similar size (1,571 sqft); Moderate age difference (4 years older); Sold before the valuation date
    $425,000
  • 1769 E Oakland St, Chandler, AZ 85225
    September-15-2026 | 1,508 sqft | $269/sqft | built 1996 | 6% size difference (1,508 sqft); Sold before the valuation date; Sold 3 months before valuation date (strong timing)
    $406,000
  • 1773 E Gail Dr, Chandler, AZ 85225
    August-14-2026 | 1,502 sqft | $323/sqft | built 1994 | 6% size difference (1,502 sqft); Sold before the valuation date; Sold 4 months before valuation date (good timing)
    $485,000

Public appraisal comparison for 2027. Prepared . Appraisal source: Maricopa County Assessor's Office. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.