Harris Value

450 W 21st St, Houston, TX 77008

2,793 sqft, built 1999, in Northside Appraised at $826,223 for 2026.

Harris County account 1209100000024

Appraised value
$826,223
Tax year 2026 · after any cap, before exemptions
Living area
2,793 sqft
$296 per sqft
Year built
1999
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 77008, Northside, and The Heights 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 1.3% from $815,879 in 2025 to $826,223 in 2026.
  • Appraised value per square footThe current public record shows about $296 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Northside neighborhood and ZIP 77008.
  • Neighborhood value signalAmong 1,234 residential records in the same neighborhood, the average appraised value is about $359 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +7.0% on average.

Comparable assessments

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

  • 435 W 18th St, Houston, TX 77008
    2,800 sqft | $284/sqft | built 2001 | Similar size (2,800 vs 2,793 sqft); Similar age (2001 vs 1999); Similar lot size (4,400 vs 4,420 sqft)
    $795,472
  • 446 W 21st St, Houston, TX 77008
    2,898 sqft | $280/sqft | built 1999 | Similar size (2,898 vs 2,793 sqft); Built same year (1999); Similar lot size (4,290 vs 4,420 sqft)
    $810,873
  • 442 W 21st St, Houston, TX 77008
    2,898 sqft | $280/sqft | built 1999 | Similar size (2,898 vs 2,793 sqft); Built same year (1999); Similar lot size (4,290 vs 4,420 sqft)
    $812,591
  • 448 W 18th St, Houston, TX 77008
    2,652 sqft | $336/sqft | built 2001 | 5% smaller (2,652 vs 2,793 sqft); Similar age (2001 vs 1999); Similar lot size (4,400 vs 4,420 sqft)
    $892,001
  • 450 W 18th St, Houston, TX 77008
    2,640 sqft | $325/sqft | built 2001 | 6% smaller (2,640 vs 2,793 sqft); Similar age (2001 vs 1999); Similar lot size (4,400 vs 4,420 sqft)
    $858,134

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.

  • 926 Nicholson St, Houston, TX 77008
    August-6-2026 | 2,690 sqft | $428/sqft | built 2006 | Similar size (2,690 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $1,150,000
  • 235 W 22nd St, Houston, TX 77008
    July-17-2026 | 2,880 sqft | $342/sqft | built 1998 | Similar size (2,880 sqft); Similar age (1998); Sold after the valuation date
    $985,000
  • 310 W 17th St, Houston, TX 77008
    September-15-2026 | 2,572 sqft | $435/sqft | built 2011 | 8% size difference (2,572 sqft); Sold after the valuation date
    $1,120,000
  • 2018 Columbia St, Houston, TX 77008
    July-8-2026 | 2,792 sqft | $394/sqft | built 1998 | Similar size (2,792 sqft); Similar age (1998); Sold after the valuation date
    $1,099,000
  • 916 Nicholson St, Houston, TX 77008
    May-8-2026 | 2,763 sqft | $380/sqft | built 2006 | Similar size (2,763 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $1,050,000

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.