Harris Value

4518 Willowbrook Blvd, Houston, TX 77021

1,033 sqft, built 1942, in South Side Appraised at $144,688 for 2026.

Harris County account 0691050030009

Appraised value
$144,688
Tax year 2026 · after any cap, before exemptions
Living area
1,033 sqft
$140 per sqft
Year built
1942
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 decreased 0.9% from $145,938 in 2025 to $144,688 in 2026.
  • Appraised value per square footThe current public record shows about $140 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 547 residential records in the same neighborhood, the average appraised value is about $140 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +13.7% on average.

Comparable assessments

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

  • 4512 Kingsbury St, Houston, TX 77021
    1,028 sqft | $147/sqft | built 1945 | Similar size (1,028 vs 1,033 sqft); Similar age (1945 vs 1942); Lot 11% smaller (7,473 vs 8,352 sqft)
    $151,369
  • 4514 Kingsbury St, Houston, TX 77021
    1,038 sqft | $141/sqft | built 1945 | Similar size (1,038 vs 1,033 sqft); Similar age (1945 vs 1942); Lot 15% smaller (7,140 vs 8,352 sqft)
    $146,836
  • 4529 Keystone St, Houston, TX 77021
    1,131 sqft | $135/sqft | built 1945 | 10% larger (1,131 vs 1,033 sqft); Similar age (1945 vs 1942); Similar lot size (8,187 vs 8,352 sqft)
    $152,573
  • 4513 Keystone St, Houston, TX 77021
    1,060 sqft | $137/sqft | built 1940 | Similar size (1,060 vs 1,033 sqft); Similar age (1940 vs 1942); Lot 15% smaller (7,140 vs 8,352 sqft)
    $145,074
  • 4507 Keystone St, Houston, TX 77021
    1,032 sqft | $145/sqft | built 1940 | Similar size (1,032 vs 1,033 sqft); Similar age (1940 vs 1942); Lot 19% smaller (6,783 vs 8,352 sqft)
    $149,887

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.

  • 3711 Cosby St, Houston, TX 77021
    September-30-2026 | 970 sqft | $154/sqft | built 1940 | 6% size difference (970 sqft); Similar age (1940); Sold after the valuation date
    $149,000
  • 6226 Sherwood Dr, Houston, TX 77021
    September-15-2026 | 1,073 sqft | $107/sqft | built 1940 | Similar size (1,073 sqft); Similar age (1940); Sold after the valuation date
    $114,900
  • 5115 Winnetka St, Houston, TX 77021
    June-24-2026 | 1,086 sqft | $97/sqft | built 1947 | 5% size difference (1,086 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $105,000
  • 4516 Normandy Way, Houston, TX 77021
    July-23-2026 | 1,168 sqft | $180/sqft | built 1941 | 13% size difference (1,168 sqft); Similar age (1941); Sold after the valuation date
    $210,000
  • 3457 Mainer St, Houston, TX 77021
    August-31-2026 | 1,054 sqft | $166/sqft | built 1950 | Similar size (1,054 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $175,000

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.