Harris Value

850 W 42nd St, Houston, TX 77018

1,826 sqft, built 1939, in Central Northwest Appraised at $755,415 for 2026.

Harris County account 0660460360013

Appraised value
$755,415
Tax year 2026 · after any cap, before exemptions
Market value
$778,116
Living area
1,826 sqft
$414 per sqft
Year built
1939
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 $686,741 in 2025 to $755,415 in 2026.
  • Appraised value per square footThe current public record shows about $414 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $22,701 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 176 residential records in the same neighborhood, the average appraised value is about $370 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +8.5% on average.

Comparable assessments

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

  • 883 W 41st St, Houston, TX 77018
    1,823 sqft | $440/sqft | built 1940 | Similar size (1,823 vs 1,826 sqft); Similar age (1940 vs 1939); Similar lot size (14,170 vs 13,875 sqft)
    $801,816
  • 830 W 42nd St, Houston, TX 77018
    1,898 sqft | $332/sqft | built 1939 | Similar size (1,898 vs 1,826 sqft); Built same year (1939); Lot 10% smaller (12,460 vs 13,875 sqft)
    $629,181
  • 810 Lamonte Ln, Houston, TX 77018
    1,815 sqft | $389/sqft | built 1940 | Similar size (1,815 vs 1,826 sqft); Similar age (1940 vs 1939); Lot 15% smaller (11,760 vs 13,875 sqft)
    $706,327
  • 819 W 42nd St, Houston, TX 77018
    1,790 sqft | $416/sqft | built 1939 | Similar size (1,790 vs 1,826 sqft); Built same year (1939); Lot 12% smaller (12,245 vs 13,875 sqft)
    $745,428
  • 859 Azalea St, Houston, TX 77018
    1,905 sqft | $400/sqft | built 1945 | Similar size (1,905 vs 1,826 sqft); Similar lot size (13,885 vs 13,875 sqft); Same quality (Average)
    $762,492

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.

  • 531 W 33rd St, Houston, TX 77018
    September-10-2026 | 1,871 sqft | $475/sqft | built 1940 | Similar size (1,871 sqft); Similar age (1940); Sold after the valuation date
    $889,000
  • 846 W 43rd St, Houston, TX 77018
    August-14-2026 | 1,692 sqft | $355/sqft | built 1939 | 7% size difference (1,692 sqft); Similar age (1939); Sold after the valuation date
    $599,854
  • 777 Sue Barnett Dr, Houston, TX 77018
    August-4-2026 | 1,965 sqft | $356/sqft | built 1940 | 8% size difference (1,965 sqft); Similar age (1940); Sold after the valuation date
    $700,000
  • 3110 Randall St, Houston, TX 77018
    August-14-2026 | 2,018 sqft | $327/sqft | built 1940 | 10% size difference (2,018 sqft); Similar age (1940); Sold after the valuation date
    $659,854
  • 503 W 33rd St, Houston, TX 77018
    July-27-2026 | 1,528 sqft | $474/sqft | built 1937 | Similar age (1937); Sold after the valuation date
    $725,000

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.