Harris Value

20642 Hannington Ln, Katy, TX 77450

3,240 sqft, built 1981, in Nottingham Country Appraised at $455,052 for 2026.

Harris County account 1142490120027

Appraised value
$455,052
Tax year 2026 · after any cap, before exemptions
Living area
3,240 sqft
$140 per sqft
Year built
1981
Good quality

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, Nottingham Country, 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 decreased 5.1% from $479,629 in 2025 to $455,052 in 2026.
  • Appraised value per square footThe current public record shows about $140 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Nottingham Country neighborhood and ZIP 77450.
  • Neighborhood value signalAmong 739 residential records in the same neighborhood, the average appraised value is about $156 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -0.5% on average.

Comparable assessments

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

  • 20619 Hannington Ln, Katy, TX 77450
    3,256 sqft | $137/sqft | built 1982 | Similar size (3,256 vs 3,240 sqft); Similar age (1982 vs 1981); Similar lot size (8,332 vs 8,608 sqft)
    $446,617
  • 1210 Hannington Dr, Katy, TX 77450
    3,187 sqft | $142/sqft | built 1982 | Similar size (3,187 vs 3,240 sqft); Similar age (1982 vs 1981); Similar lot size (8,740 vs 8,608 sqft)
    $452,136
  • 20722 Castle Bend Dr, Katy, TX 77450
    3,216 sqft | $143/sqft | built 1983 | Similar size (3,216 vs 3,240 sqft); Similar age (1983 vs 1981); Similar lot size (8,385 vs 8,608 sqft)
    $460,018
  • 20719 Flagmore Ct, Katy, TX 77450
    3,266 sqft | $145/sqft | built 1985 | Similar size (3,266 vs 3,240 sqft); Similar age (1985 vs 1981); Similar lot size (8,540 vs 8,608 sqft)
    $474,179
  • 20615 Hoveden Ct, Katy, TX 77450
    3,213 sqft | $148/sqft | built 1982 | Similar size (3,213 vs 3,240 sqft); Similar age (1982 vs 1981); Similar lot size (8,250 vs 8,608 sqft)
    $476,481

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.

  • 20618 Chestnut Hills Dr, Katy, TX 77450
    June-4-2026 | 3,236 sqft | $150/sqft | built 1980 | Similar size (3,236 sqft); Similar age (1980); Sold after the valuation date
    $485,000
  • 410 Hamden Ct, Katy, TX 77450
    August-31-2026 | 3,336 sqft | $124/sqft | built 1978 | Similar size (3,336 sqft); Similar age (1978); Sold after the valuation date
    $415,000
  • 1214 Shillington Dr, Katy, TX 77450
    July-9-2026 | 3,024 sqft | $144/sqft | built 1980 | 7% size difference (3,024 sqft); Similar age (1980); Sold after the valuation date
    $435,000
  • 22519 Wildwood Grove Dr, Katy, TX 77450
    July-2-2026 | 3,123 sqft | $152/sqft | built 1984 | Similar size (3,123 sqft); Similar age (1984); Sold after the valuation date
    $475,000
  • 614 Houghton Rd, Katy, TX 77450
    August-4-2026 | 3,125 sqft | $142/sqft | built 1974 | Similar size (3,125 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $445,000

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.