DTX Value

742 Helena Ave, Dallas, TX 75217

3 bed / 1 bath, 980 sqft, built 1964 Appraised at $187,750 for 2026.

Dallas County account 00000552331000000

Appraised value
$187,750
Tax year 2026
Living area
980 sqft
$192 per sqft
Year built
1964
Good quality

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 75217 and DCAD Appraisal Area 4DSD13 assessment pages.

Protest deadline

The 2026 protest deadline was . The 2027 protest deadline is . 2027 notices usually arrive in April.

Deadline rule: May 15, or 30 days after your notice of appraised value is mailed, whichever is later. A deadline on a weekend or holiday moves to the next business day. Evidence is reviewed by the Appraisal Review Board (ARB). Dates checked against the official source.

Assessment snapshot

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

  • Appraised value per square footThe current public record shows about $192 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 75217.
  • Neighborhood value signalAmong 952 residential records in the same neighborhood, the average appraised value is about $191 per square foot.

Comparable assessments

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

  • 750 Ella Ave, Dallas, TX 75217
    980 sqft | $186/sqft | built 1962 | Similar size (980 vs 980 sqft); Similar age (1962 vs 1964); Same story count (1)
    $182,640
  • 743 Helena Ave, Dallas, TX 75217
    984 sqft | $184/sqft | built 1961 | Similar size (984 vs 980 sqft); Similar age (1961 vs 1964); Same story count (1)
    $181,330
  • 606 Ella Ave, Dallas, TX 75217
    984 sqft | $186/sqft | built 1965 | Similar size (984 vs 980 sqft); Similar age (1965 vs 1964); Same story count (1)
    $183,100
  • 631 Bethpage Ave, Dallas, TX 75217
    952 sqft | $191/sqft | built 1965 | Similar size (952 vs 980 sqft); Similar age (1965 vs 1964); Same story count (1)
    $181,610
  • 610 Neomi St, Dallas, TX 75217
    1,008 sqft | $182/sqft | built 1966 | Similar size (1,008 vs 980 sqft); Similar age (1966 vs 1964); Same story count (1)
    $183,560

Recent comparable sales

Sales selected by similarity to the subject property. Texas is a non-disclosure state, so these MLS-listed sales are supplemental evidence.

  • 10017 Mill Valley Ln, Dallas, TX 75217
    August-12-2026 | 1,083 sqft | $152/sqft | built 1969 | 10% size difference (1,083 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $165,000
  • 10611 Tandem Trl, Dallas, TX 75217
    August-11-2026 | 983 sqft | $193/sqft | built 1980 | Similar size (983 sqft); Sold after the valuation date; Same beds (3)
    $189,999
  • 8914 Cardella Ave, Dallas, TX 75217
    August-28-2026 | 1,000 sqft | $170/sqft | built 1951 | Similar size (1,000 sqft); Sold after the valuation date; Within 1 bedroom (2 vs 3)
    $169,900
  • 407 Coahuila Dr, Dallas, TX 75217
    July-22-2026 | 906 sqft | $142/sqft | built 1956 | 8% size difference (906 sqft); Moderate age difference (8 years older); Sold after the valuation date
    $129,000
  • 638 Odeneal St, Dallas, TX 75217
    August-17-2026 | 1,128 sqft | $191/sqft | built 1957 | Moderate age difference (7 years older); Sold after the valuation date; Same beds (3)
    $215,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Dallas Central Appraisal District. 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.