Harris Value

6637 Thornwall St, Houston, TX 77092

1,236 sqft, built 1954, in Langwood Appraised at $203,194 for 2026.

Harris County account 0801500000011

Appraised value
$203,194
Tax year 2026 · after any cap, before exemptions
Market value
$222,481
Living area
1,236 sqft
$164 per sqft
Year built
1954
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 77092 and Langwood 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 $184,722 in 2025 to $203,194 in 2026.
  • Appraised value per square footThe current public record shows about $164 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $19,287 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Langwood neighborhood and ZIP 77092.
  • Neighborhood value signalAmong 618 residential records in the same neighborhood, the average appraised value is about $169 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +4.2% on average.

Comparable assessments

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

  • 6609 Barney Rd, Houston, TX 77092
    1,235 sqft | $151/sqft | built 1954 | Similar size (1,235 vs 1,236 sqft); Built same year (1954); Similar lot size (6,050 vs 6,050 sqft)
    $186,841
  • 6614 Barney Rd, Houston, TX 77092
    1,240 sqft | $142/sqft | built 1954 | Similar size (1,240 vs 1,236 sqft); Built same year (1954); Similar lot size (6,050 vs 6,050 sqft)
    $176,673
  • 6638 Lodge St, Houston, TX 77092
    1,229 sqft | $154/sqft | built 1954 | Similar size (1,229 vs 1,236 sqft); Built same year (1954); Similar lot size (6,264 vs 6,050 sqft)
    $189,010
  • 6621 Granite St, Houston, TX 77092
    1,212 sqft | $176/sqft | built 1954 | Similar size (1,212 vs 1,236 sqft); Built same year (1954); Similar lot size (6,160 vs 6,050 sqft)
    $212,808
  • 6605 Midfield Dr, Houston, TX 77092
    1,255 sqft | $159/sqft | built 1954 | Similar size (1,255 vs 1,236 sqft); Built same year (1954); Similar lot size (6,050 vs 6,050 sqft)
    $200,068

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.

  • 4429 Nina Lee Ln, Houston, TX 77092
    September-11-2026 | 1,270 sqft | $264/sqft | built 1955 | Similar size (1,270 sqft); Similar age (1955); Sold after the valuation date
    $335,000
  • 4109 Citadel Ln, Houston, TX 77092
    September-3-2026 | 1,228 sqft | $114/sqft | built 1955 | Similar size (1,228 sqft); Similar age (1955); Sold after the valuation date
    $140,000
  • 6610 Barney Rd, Houston, TX 77092
    September-25-2026 | 1,110 sqft | $167/sqft | built 1954 | 10% size difference (1,110 sqft); Similar age (1954); Sold after the valuation date
    $185,000
  • 6705 Thornwall St, Houston, TX 77092
    August-28-2026 | 1,289 sqft | $163/sqft | built 1951 | Similar size (1,289 sqft); Similar age (1951); Sold after the valuation date
    $209,900
  • 5014 Viking Dr, Houston, TX 77092
    July-24-2026 | 1,223 sqft | $245/sqft | built 1955 | Similar size (1,223 sqft); Similar age (1955); Sold after the valuation date
    $299,500

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.