Harris Value

6511 Sidney St, Houston, TX 77021

896 sqft, built 1938, in South Side Appraised at $118,141 for 2026.

Harris County account 0582250000014

Appraised value
$118,141
Tax year 2026 · after any cap, before exemptions
Living area
896 sqft
$132 per sqft
Year built
1938
Low 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 decreased 5.7% from $125,267 in 2025 to $118,141 in 2026.
  • Appraised value per square footThe current public record shows about $132 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 581 residential records in the same neighborhood, the average appraised value is about $133 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +9.1% on average.

Comparable assessments

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

  • 6406 Sidney St, Houston, TX 77021
    907 sqft | $119/sqft | built 1942 | Similar size (907 vs 896 sqft); Similar age (1942 vs 1938); Similar lot size (5,000 vs 5,000 sqft)
    $107,683
  • 5825 Goforth St, Houston, TX 77021
    924 sqft | $71/sqft | built 1940 | Similar size (924 vs 896 sqft); Similar age (1940 vs 1938); Similar lot size (5,000 vs 5,000 sqft)
    $65,623
  • 6519 Sidney St, Houston, TX 77021
    928 sqft | $100/sqft | built 1942 | Similar size (928 vs 896 sqft); Similar age (1942 vs 1938); Similar lot size (5,000 vs 5,000 sqft)
    $92,766
  • 6621 Goforth St, Houston, TX 77021
    932 sqft | $88/sqft | built 1938 | Similar size (932 vs 896 sqft); Built same year (1938); Similar lot size (5,150 vs 5,000 sqft)
    $82,082
  • 6602 Sidney St, Houston, TX 77021
    857 sqft | $141/sqft | built 1938 | Similar size (857 vs 896 sqft); Built same year (1938); Similar lot size (5,150 vs 5,000 sqft)
    $120,545

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.

  • 3747 Dreyfus St, Houston, TX 77021
    August-6-2026 | 879 sqft | $119/sqft | built 1950 | Similar size (879 sqft); Sold after the valuation date
    $105,000
  • 6602 Sidney St, Houston, TX 77021
    July-13-2026 | 857 sqft | $88/sqft | built 1938 | Similar size (857 sqft); Similar age (1938); Sold after the valuation date
    $75,000
  • 3301 Tampa St, Houston, TX 77021
    August-18-2026 | 911 sqft | $306/sqft | built 1938 | Similar size (911 sqft); Similar age (1938); Sold after the valuation date
    $279,000
  • 6224 Culberson St, Houston, TX 77021
    April-27-2026 | 906 sqft | $262/sqft | built 1935 | Similar size (906 sqft); Similar age (1935); Sold after the valuation date
    $237,500
  • 6604 Conley St, Houston, TX 77021
    July-7-2026 | 960 sqft | $94/sqft | built 1950 | 7% size difference (960 sqft); Sold after the valuation date
    $89,882

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.