DTX Value

297 Ontario Lp, Sunnyvale, TX 75182

3 bed / 2 bath, 3,281 sqft, built 2020 Appraised at $639,730 for 2026.

Dallas County account 520090200H0040000

Appraised value
$639,730
Tax year 2026
Living area
3,281 sqft
$195 per sqft
Year built
2020
Excellent 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 75182 and DCAD Appraisal Area 3YSS23 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 $195 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 75182.
  • Neighborhood value signalAmong 76 residential records in the same neighborhood, the average appraised value is about $202 per square foot.

Comparable assessments

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

  • 299 Ontario Lp, Sunnyvale, TX 75182
    3,469 sqft | $188/sqft | built 2019 | 6% larger (3,469 vs 3,281 sqft); Similar age (2019 vs 2020); Similar lot size (23,460 vs 23,460 sqft)
    $653,790
  • 307 Greenhill Ave, Sunnyvale, TX 75182
    3,209 sqft | $203/sqft | built 2021 | Similar size (3,209 vs 3,281 sqft); Similar age (2021 vs 2020); Similar lot size (24,150 vs 23,460 sqft)
    $651,980
  • 290 Greenhill Ave, Sunnyvale, TX 75182
    3,346 sqft | $192/sqft | built 2020 | Similar size (3,346 vs 3,281 sqft); Built same year (2020); Similar lot size (22,183 vs 23,460 sqft)
    $642,960
  • 272 Stonewyck Ln, Sunnyvale, TX 75182
    3,410 sqft | $192/sqft | built 2020 | Similar size (3,410 vs 3,281 sqft); Built same year (2020); Similar lot size (24,030 vs 23,460 sqft)
    $654,350
  • 303 Ontario Lp, Sunnyvale, TX 75182
    3,296 sqft | $195/sqft | built 2019 | Similar size (3,296 vs 3,281 sqft); Similar age (2019 vs 2020); Similar lot size (24,644 vs 23,460 sqft)
    $643,330

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.

  • 380 Bethany Rd, Sunnyvale, TX 75182
    August-20-2026 | 3,086 sqft | $225/sqft | built 2016 | 6% size difference (3,086 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $695,000
  • 213 Chaparral Dr, Sunnyvale, TX 75182
    September-17-2026 | 3,398 sqft | $132/sqft | built 2000 | Similar size (3,398 sqft); Sold after the valuation date; Within 1 bedroom (4 vs 3)
    $450,000
  • 392 Bethany Rd, Sunnyvale, TX 75182
    September-1-2026 | 3,934 sqft | $253/sqft | built 2016 | Moderate age difference (4 years older); Sold after the valuation date
    $995,000
  • 296 Ashwood Ln, Sunnyvale, TX 75182
    July-2-2026 | 3,182 sqft | $188/sqft | built 2002 | Similar size (3,182 sqft); Sold after the valuation date; Within 1 bedroom (4 vs 3)
    $599,000
  • 291 Talbot Ln, Sunnyvale, TX 75182
    May-22-2026 | 3,030 sqft | $211/sqft | built 2009 | 8% size difference (3,030 sqft); Sold after the valuation date; Within 1 bedroom (4 vs 3)
    $639,900

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.