Harris Value

20627 Autumn Terrace Ln, Katy, TX 77450

2,850 sqft, built 1997, in Kelliwood Place Appraised at $443,357 for 2026.

Harris County account 1172640050006

Appraised value
$443,357
Tax year 2026 · after any cap, before exemptions
Market value
$444,237
Living area
2,850 sqft
$156 per sqft
Year built
1997
Good 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 77450, Kelliwood Place, and Katy 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 $403,052 in 2025 to $443,357 in 2026.
  • Appraised value per square footThe current public record shows about $156 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $880 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Kelliwood Place neighborhood and ZIP 77450.
  • Neighborhood value signalAmong 218 residential records in the same neighborhood, the average appraised value is about $158 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +6.8% on average.

Comparable assessments

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

  • 20522 Shadow Mill Ct, Katy, TX 77450
    2,838 sqft | $159/sqft | built 1997 | Similar size (2,838 vs 2,850 sqft); Built same year (1997); Similar lot size (8,638 vs 8,629 sqft)
    $450,011
  • 20722 Shadow Mill Ct, Katy, TX 77450
    2,859 sqft | $159/sqft | built 1997 | Similar size (2,859 vs 2,850 sqft); Built same year (1997); Similar lot size (8,700 vs 8,629 sqft)
    $453,645
  • 20611 Shadow Mill Ct, Katy, TX 77450
    2,838 sqft | $154/sqft | built 1996 | Similar size (2,838 vs 2,850 sqft); Similar age (1996 vs 1997); Similar lot size (8,788 vs 8,629 sqft)
    $436,163
  • 20703 Autumn Terrace Ln, Katy, TX 77450
    2,798 sqft | $156/sqft | built 1998 | Similar size (2,798 vs 2,850 sqft); Similar age (1998 vs 1997); Similar lot size (8,629 vs 8,629 sqft)
    $437,782
  • 20510 Spring Rose Dr, Katy, TX 77450
    2,928 sqft | $156/sqft | built 1998 | Similar size (2,928 vs 2,850 sqft); Similar age (1998 vs 1997); Similar lot size (8,625 vs 8,629 sqft)
    $457,308

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.

  • 310 Gatemere Ct, Katy, TX 77450
    August-7-2026 | 2,779 sqft | $140/sqft | built 1993 | Similar size (2,779 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $388,500
  • 2023 Stanford Park Ct, Katy, TX 77450
    August-28-2026 | 2,608 sqft | $142/sqft | built 2000 | 8% size difference (2,608 sqft); Similar age (2000); Sold after the valuation date
    $369,900
  • 23027 Red River Dr, Katy, TX 77450
    August-31-2026 | 3,005 sqft | $133/sqft | built 1989 | 5% size difference (3,005 sqft); Moderate age difference (8 years older); Sold after the valuation date
    $400,000
  • 20511 Shadow Mill Ct, Katy, TX 77450
    May-11-2026 | 2,856 sqft | $165/sqft | built 1996 | Similar size (2,856 sqft); Similar age (1996); Sold after the valuation date
    $470,000
  • 1402 Sherfield Ridge Dr, Katy, TX 77450
    July-31-2026 | 2,836 sqft | $153/sqft | built 1982 | Similar size (2,836 sqft); Sold after the valuation date
    $435,000

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.