Maricopa Value

3420 W Helena Dr, Phoenix, AZ 85053

2 bathrooms, 1,806 sqft, built 1980, in Shadow Canyon 1 Full cash value for 2027: $353,000.

Maricopa County account 20703108

Full cash value
$353,000
Tax year 2027 · before exemptions; your tax bill is based on the limited property value
Living area
1,806 sqft
$195 per sqft
Year built
1980

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 85053 and Shadow Canyon 1 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 decreased 1.0% from $356,500 in 2026 to $353,000 in 2027.
  • Full cash value per square footThe current public record shows about $107 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Shadow Canyon 1 neighborhood and ZIP 85053.
  • Neighborhood value signalAmong 129 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 -0.9% on average.

Comparable assessments

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

Recent comparable sales

Sales selected by similarity to the subject property.

  • 16830 N 37th Ave, Phoenix, AZ 85053
    September-30-2026 | 1,829 sqft | $197/sqft | built 1979 | Similar size (1,829 sqft); Similar age (1979); Sold before the valuation date
    $360,000
  • 3833 W Phelps Rd, Phoenix, AZ 85053
    September-8-2026 | 1,829 sqft | $270/sqft | built 1979 | Similar size (1,829 sqft); Similar age (1979); Sold before the valuation date
    $493,000
  • 14611 N 31st Ave, Phoenix, AZ 85053
    September-16-2026 | 1,820 sqft | $283/sqft | built 1972 | Similar size (1,820 sqft); Moderate age difference (8 years older); Sold before the valuation date
    $515,000
  • 3346 W Hearn Rd, Phoenix, AZ 85053
    August-18-2026 | 1,832 sqft | $228/sqft | built 1969 | Similar size (1,832 sqft); Sold before the valuation date; Sold 4 months before valuation date (good timing)
    $418,000
  • 3033 W Kathleen Rd, Phoenix, AZ 85053
    July-28-2026 | 1,822 sqft | $256/sqft | built 1983 | Similar size (1,822 sqft); Similar age (1983); Sold before the valuation date
    $466,000

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.