Harris Value

817 W 31st St, Houston, TX 77018

1,572 sqft, built 1940, in Central Northwest Appraised at $659,113 for 2026.

Harris County account 0660450160013

Appraised value
$659,113
Tax year 2026 · after any cap, before exemptions
Market value
$718,301
Living area
1,572 sqft
$419 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 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 $599,194 in 2025 to $659,113 in 2026.
  • Appraised value per square footThe current public record shows about $419 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $59,188 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 77 residential records in the same neighborhood, the average appraised value is about $354 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +13.6% on average.

Comparable assessments

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

  • 3006 Randall St, Houston, TX 77018
    1,457 sqft | $463/sqft | built 1940 | 7% smaller (1,457 vs 1,572 sqft); Built same year (1940); Similar lot size (17,250 vs 16,740 sqft)
    $674,900
  • 709 W 31st St, Houston, TX 77018
    1,620 sqft | $380/sqft | built 1940 | Similar size (1,620 vs 1,572 sqft); Built same year (1940); Lot 14% smaller (14,325 vs 16,740 sqft)
    $615,718
  • 809 W 31st St, Houston, TX 77018
    1,534 sqft | $479/sqft | built 1940 | Similar size (1,534 vs 1,572 sqft); Built same year (1940); Similar lot size (15,680 vs 16,740 sqft)
    $734,362
  • 806 W 32nd St, Houston, TX 77018
    1,661 sqft | $369/sqft | built 1940 | 6% larger (1,661 vs 1,572 sqft); Built same year (1940); Lot 16% smaller (14,000 vs 16,740 sqft)
    $613,429
  • 821 W 30th St, Houston, TX 77018
    1,744 sqft | $313/sqft | built 1940 | 11% larger (1,744 vs 1,572 sqft); Built same year (1940); Lot 10% smaller (15,000 vs 16,740 sqft)
    $546,306

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.

  • 717 Garden Oaks Blvd, Houston, TX 77018
    June-5-2026 | 1,620 sqft | $463/sqft | built 1940 | Similar size (1,620 sqft); Similar age (1940); Sold after the valuation date
    $750,000
  • 503 W 33rd St, Houston, TX 77018
    July-27-2026 | 1,528 sqft | $474/sqft | built 1937 | Similar size (1,528 sqft); Similar age (1937); Sold after the valuation date
    $725,000
  • 531 W 33rd St, Houston, TX 77018
    September-10-2026 | 1,871 sqft | $475/sqft | built 1940 | 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 | 8% size difference (1,692 sqft); Similar age (1939); Sold after the valuation date
    $599,854
  • 1601 Saxon Dr, Houston, TX 77018
    August-5-2026 | 1,511 sqft | $397/sqft | built 1949 | Similar size (1,511 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $600,000

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.