Harris Value

3420 Ozark St, Houston, TX 77021

1,749 sqft, built 1940, in South Side Appraised at $344,419 for 2026.

Harris County account 0611390030004

Appraised value
$344,419
Tax year 2026 · after any cap, before exemptions
Living area
1,749 sqft
$197 per sqft
Year built
1940
Average 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 77021 and South Side 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 delivered, 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 HCAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value increased 11.9% from $307,767 in 2025 to $344,419 in 2026.
  • Appraised value per square footThe current public record shows about $197 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the South Side neighborhood and ZIP 77021.
  • Neighborhood value signalAmong 29 residential records in the same neighborhood, the average appraised value is about $162 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +18.3% on average.

Comparable assessments

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

  • 3412 Charleston St, Houston, TX 77021
    1,748 sqft | $170/sqft | built 1955 | Similar size (1,748 vs 1,749 sqft); Similar lot size (10,500 vs 11,050 sqft); Same quality (Average)
    $297,005
  • 3424 Ozark St, Houston, TX 77021
    2,127 sqft | $147/sqft | built 1940 | Built same year (1940); Similar lot size (11,050 vs 11,050 sqft); Same quality (Average)
    $311,787
  • 3408 Ozark St, Houston, TX 77021
    2,022 sqft | $141/sqft | built 1940 | Built same year (1940); Similar lot size (11,050 vs 11,050 sqft); Same quality (Average)
    $286,000
  • 3442 Ozark St, Houston, TX 77021
    1,858 sqft | $155/sqft | built 1940 | 6% larger (1,858 vs 1,749 sqft); Built same year (1940); Same quality (Average)
    $288,594
  • 3434 Ozark St, Houston, TX 77021
    1,720 sqft | $148/sqft | built 1948 | Similar size (1,720 vs 1,749 sqft); Same quality (Average); Same neighborhood
    $254,612

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.

  • 4810 Winnetka St, Houston, TX 77021
    September-14-2026 | 1,602 sqft | $156/sqft | built 1953 | 8% size difference (1,602 sqft); Sold after the valuation date
    $250,000
  • 4522 Dewberry St, Houston, TX 77021
    July-24-2026 | 1,677 sqft | $116/sqft | built 1945 | Similar size (1,677 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $195,000
  • 4827 Ventura Ln, Houston, TX 77021
    June-26-2026 | 1,722 sqft | $90/sqft | built 1950 | Similar size (1,722 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $154,900
  • 5251 Perry St, Houston, TX 77021
    July-31-2026 | 1,625 sqft | $108/sqft | built 1951 | 7% size difference (1,625 sqft); Sold after the valuation date
    $174,999
  • 5501 Milart St, Houston, TX 77021
    September-25-2026 | 1,464 sqft | $95/sqft | built 1949 | Moderate age difference (9 years newer); Sold after the valuation date
    $139,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Harris County 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.