DTX Value

521 Olympia St, Desoto, TX 75115

5 bed / 3 bath, 4,250 sqft, built 2009 Appraised at $486,330 for 2026.

Dallas County account 200998400N0040000

Appraised value
$486,330
Tax year 2026
Living area
4,250 sqft
$114 per sqft
Year built
2009
Very 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 75115 and DCAD Appraisal Area 4SSM17 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 $114 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 75115.
  • Neighborhood value signalAmong 288 residential records in the same neighborhood, the average appraised value is about $143 per square foot.

Comparable assessments

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

  • 408 Fairweather St, Desoto, TX 75115
    4,126 sqft | $115/sqft | built 2010 | Similar size (4,126 vs 4,250 sqft); Similar age (2010 vs 2009); Same story count (2)
    $474,270
  • 520 Olympia St, Desoto, TX 75115
    4,310 sqft | $114/sqft | built 2009 | Similar size (4,310 vs 4,250 sqft); Built same year (2009); Same story count (2)
    $490,120
  • 416 Rainier St, Desoto, TX 75115
    4,223 sqft | $114/sqft | built 2011 | Similar size (4,223 vs 4,250 sqft); Similar age (2011 vs 2009); Same story count (2)
    $483,460
  • 516 Olympia St, Desoto, TX 75115
    4,146 sqft | $59/sqft | built 2010 | Similar size (4,146 vs 4,250 sqft); Similar age (2010 vs 2009); Same story count (2)
    $246,050
  • 516 Olympia St, Desoto, TX 75115
    4,146 sqft | $59/sqft | built 2010 | Similar size (4,146 vs 4,250 sqft); Similar age (2010 vs 2009); Same story count (2)
    $246,050

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.

  • 908 Heath Creek Dr, Desoto, TX 75115
    September-10-2026 | 3,948 sqft | $139/sqft | built 2018 | 7% size difference (3,948 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $550,000
  • 645 Ten Mile Dr, Desoto, TX 75115
    September-16-2026 | 3,931 sqft | $127/sqft | built 2003 | 8% size difference (3,931 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $499,000
  • 404 Mountain Pl, Desoto, TX 75115
    September-10-2026 | 3,817 sqft | $111/sqft | built 2001 | 10% size difference (3,817 sqft); Moderate age difference (8 years older); Sold after the valuation date
    $425,000
  • 1521 Mountain Laurel Ln, Desoto, TX 75115
    September-15-2026 | 4,317 sqft | $95/sqft | built 2001 | Similar size (4,317 sqft); Moderate age difference (8 years older); Sold after the valuation date
    $410,000
  • 1105 Richard Pittmon Dr, Desoto, TX 75115
    September-10-2026 | 4,029 sqft | $119/sqft | built 2018 | 5% size difference (4,029 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $480,000

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.