Harris Value

3630 Alsace St, Houston, TX 77021

1,524 sqft, built 1940, in South Side Appraised at $241,169 for 2026.

Harris County account 0770890030008

Appraised value
$241,169
Tax year 2026 · after any cap, before exemptions
Market value
$258,282
Living area
1,524 sqft
$158 per sqft
Year built
1940
Average quality
Homestead
Yes
Owner-occupied exemption on file

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 changed from $141,472 in 2025 to $241,169 in 2026. A change this large often reflects new construction, a reclassification or a record correction, so check it against the county record.
  • Appraised value per square footThe current public record shows about $158 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $17,113 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the South Side neighborhood and ZIP 77021.
  • Neighborhood value signalAmong 457 residential records in the same neighborhood, the average appraised value is about $137 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +3.9% on average.

Comparable assessments

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

  • 3702 Cosby St, Houston, TX 77021
    1,454 sqft | $161/sqft | built 1940 | Similar size (1,454 vs 1,524 sqft); Built same year (1940); Similar lot size (7,920 vs 8,359 sqft)
    $234,239
  • 3735 Idaho St, Houston, TX 77021
    1,512 sqft | $152/sqft | built 1940 | Similar size (1,512 vs 1,524 sqft); Built same year (1940); Lot 12% smaller (7,370 vs 8,359 sqft)
    $230,201
  • 3718 Alberta St, Houston, TX 77021
    1,447 sqft | $212/sqft | built 1945 | 5% smaller (1,447 vs 1,524 sqft); Similar age (1945 vs 1940); Similar lot size (7,897 vs 8,359 sqft)
    $307,265
  • 3735 Cosby St, Houston, TX 77021
    1,422 sqft | $130/sqft | built 1940 | 7% smaller (1,422 vs 1,524 sqft); Built same year (1940); Similar lot size (8,502 vs 8,359 sqft)
    $185,313
  • 3735 Alsace St, Houston, TX 77021
    1,460 sqft | $121/sqft | built 1940 | Similar size (1,460 vs 1,524 sqft); Built same year (1940); Similar lot size (8,146 vs 8,359 sqft)
    $176,235

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 | 5% size difference (1,602 sqft); Sold after the valuation date
    $250,000
  • 7019 Sherwood Dr, Houston, TX 77021
    September-22-2026 | 1,532 sqft | $75/sqft | built 1950 | Similar size (1,532 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $114,900
  • 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
  • 6723 London St, Houston, TX 77021
    August-20-2026 | 1,538 sqft | $47/sqft | built 1950 | Similar size (1,538 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $73,000
  • 4935 Enyart St, Houston, TX 77021
    September-21-2026 | 1,380 sqft | $174/sqft | built 1950 | 9% size difference (1,380 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $240,000

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.