Harris Value

530 Ellingham Dr, Katy, TX 77450

2,903 sqft, built 1982, in Nottingham Country Appraised at $474,757 for 2026.

Harris County account 1102860000012

Appraised value
$474,757
Tax year 2026 · after any cap, before exemptions
Living area
2,903 sqft
$164 per sqft
Year built
1982
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 5.7% from $503,583 in 2025 to $474,757 in 2026.
  • Appraised value per square footThe current public record shows about $164 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 209 residential records in the same neighborhood, the average appraised value is about $135 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.8% on average.

Comparable assessments

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

  • 507 Windsor Glen Dr, Katy, TX 77450
    2,915 sqft | $139/sqft | built 1983 | Similar size (2,915 vs 2,903 sqft); Similar age (1983 vs 1982); Similar lot size (10,887 vs 11,321 sqft)
    $406,283
  • 703 Chestnut Hills Ct, Katy, TX 77450
    2,812 sqft | $136/sqft | built 1979 | Similar size (2,812 vs 2,903 sqft); Similar age (1979 vs 1982); Similar lot size (11,655 vs 11,321 sqft)
    $382,188
  • 519 Whitehurst Ct, Katy, TX 77450
    2,881 sqft | $158/sqft | built 1981 | Similar size (2,881 vs 2,903 sqft); Similar age (1981 vs 1982); Same quality (Good)
    $454,733
  • 602 Whitehurst Ct, Katy, TX 77450
    2,961 sqft | $122/sqft | built 1979 | Similar size (2,961 vs 2,903 sqft); Similar age (1979 vs 1982); Similar lot size (11,907 vs 11,321 sqft)
    $360,865
  • 518 Whitehurst Ct, Katy, TX 77450
    2,975 sqft | $149/sqft | built 1980 | Similar size (2,975 vs 2,903 sqft); Similar age (1980 vs 1982); Lot 18% smaller (9,234 vs 11,321 sqft)
    $442,535

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.

  • 23027 Red River Dr, Katy, TX 77450
    August-31-2026 | 3,005 sqft | $133/sqft | built 1989 | Similar size (3,005 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $400,000
  • 20911 Park Brush Cir, Katy, TX 77450
    September-17-2026 | 2,890 sqft | $119/sqft | built 1977 | Similar size (2,890 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $345,000
  • 703 Cranfield Ct, Katy, TX 77450
    September-21-2026 | 2,658 sqft | $173/sqft | built 1979 | 8% size difference (2,658 sqft); Similar age (1979); Sold after the valuation date
    $460,000
  • 1402 Sherfield Ridge Dr, Katy, TX 77450
    July-31-2026 | 2,836 sqft | $153/sqft | built 1982 | Similar size (2,836 sqft); Similar age (1982); Sold after the valuation date
    $435,000
  • 20619 Prince Creek Dr, Katy, TX 77450
    August-28-2026 | 2,794 sqft | $174/sqft | built 1982 | Similar size (2,794 sqft); Similar age (1982); Sold after the valuation date
    $487,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Harris County Appraisal District. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.