Harris Value

1031 Althea Dr, Houston, TX 77018

1,192 sqft, built 1947, in Central Northwest Appraised at $578,506 for 2026.

Harris County account 0660460500025

Appraised value
$578,506
Tax year 2026 · after any cap, before exemptions
Market value
$595,543
Living area
1,192 sqft
$485 per sqft
Year built
1947
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 77018 and Central Northwest 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 10.0% from $525,915 in 2025 to $578,506 in 2026.
  • Appraised value per square footThe current public record shows about $485 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $17,037 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Central Northwest neighborhood and ZIP 77018.
  • Neighborhood value signalAmong 550 residential records in the same neighborhood, the average appraised value is about $380 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +7.1% on average.

Comparable assessments

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

  • 1035 Lamonte Ln, Houston, TX 77018
    1,189 sqft | $514/sqft | built 1947 | Similar size (1,189 vs 1,192 sqft); Built same year (1947); Similar lot size (8,140 vs 8,040 sqft)
    $610,557
  • 939 Lamonte Ln, Houston, TX 77018
    1,226 sqft | $442/sqft | built 1945 | Similar size (1,226 vs 1,192 sqft); Similar age (1945 vs 1947); Similar lot size (7,820 vs 8,040 sqft)
    $541,399
  • 1063 Lamonte Ln, Houston, TX 77018
    1,248 sqft | $467/sqft | built 1947 | Similar size (1,248 vs 1,192 sqft); Built same year (1947); Similar lot size (8,270 vs 8,040 sqft)
    $582,846
  • 1551 Sue Barnett Dr, Houston, TX 77018
    1,164 sqft | $472/sqft | built 1946 | Similar size (1,164 vs 1,192 sqft); Similar age (1946 vs 1947); Similar lot size (7,860 vs 8,040 sqft)
    $549,773
  • 1062 Gardenia Dr, Houston, TX 77018
    1,224 sqft | $452/sqft | built 1947 | Similar size (1,224 vs 1,192 sqft); Built same year (1947); Similar lot size (7,800 vs 8,040 sqft)
    $553,289

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.

  • 1067 W 43rd St, Houston, TX 77018
    September-29-2026 | 1,148 sqft | $348/sqft | built 1946 | Similar size (1,148 sqft); Similar age (1946); Sold after the valuation date
    $399,000
  • 902 W 42nd St, Houston, TX 77018
    September-21-2026 | 1,254 sqft | $387/sqft | built 1941 | 5% size difference (1,254 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $485,000
  • 2126 Lamonte Ln, Houston, TX 77018
    September-30-2026 | 1,297 sqft | $320/sqft | built 1953 | 9% size difference (1,297 sqft); Moderate age difference (6 years newer); Sold after the valuation date
    $415,000
  • 1631 Chantilly Ln, Houston, TX 77018
    July-9-2026 | 1,168 sqft | $435/sqft | built 1946 | Similar size (1,168 sqft); Similar age (1946); Sold after the valuation date
    $508,000
  • 2206 Ansbury Dr, Houston, TX 77018
    August-14-2026 | 1,205 sqft | $324/sqft | built 1956 | Similar size (1,205 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $389,900

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.