Harris Value

20518 Serringdon Dr, Katy, TX 77449

2,124 sqft, built 1993, in Westfield Terra Appraised at $273,442 for 2026.

Harris County account 1160420040014

Appraised value
$273,442
Tax year 2026 · after any cap, before exemptions
Living area
2,124 sqft
$129 per sqft
Year built
1993
Average 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 77449, Westfield Terra, 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 8.9% from $300,009 in 2025 to $273,442 in 2026.
  • Appraised value per square footThe current public record shows about $129 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Westfield Terra neighborhood and ZIP 77449.
  • Neighborhood value signalAmong 247 residential records in the same neighborhood, the average appraised value is about $123 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -7.1% on average.

Comparable assessments

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

  • 3610 Wild Berry Ct, Katy, TX 77449
    2,176 sqft | $119/sqft | built 1994 | Similar size (2,176 vs 2,124 sqft); Similar age (1994 vs 1993); Similar lot size (6,825 vs 6,825 sqft)
    $259,536
  • 20418 Avery Point Dr, Katy, TX 77449
    2,157 sqft | $118/sqft | built 1993 | Similar size (2,157 vs 2,124 sqft); Built same year (1993); Similar lot size (6,656 vs 6,825 sqft)
    $255,245
  • 3630 Wild Berry Ct, Katy, TX 77449
    2,185 sqft | $122/sqft | built 1994 | Similar size (2,185 vs 2,124 sqft); Similar age (1994 vs 1993); Similar lot size (6,789 vs 6,825 sqft)
    $266,375
  • 3618 Wild Berry Ct, Katy, TX 77449
    2,200 sqft | $132/sqft | built 1994 | Similar size (2,200 vs 2,124 sqft); Similar age (1994 vs 1993); Similar lot size (6,825 vs 6,825 sqft)
    $289,598
  • 20439 Drakewood Dr, Katy, TX 77449
    2,108 sqft | $126/sqft | built 1992 | Similar size (2,108 vs 2,124 sqft); Similar age (1992 vs 1993); Similar lot size (7,143 vs 6,825 sqft)
    $264,936

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.

  • 6463 Smoke House Dr, Katy, TX 77449
    August-17-2026 | 2,224 sqft | $124/sqft | built 1993 | Similar size (2,224 sqft); Similar age (1993); Sold after the valuation date
    $275,000
  • 3038 Silver Spur Dr, Katy, TX 77449
    July-31-2026 | 2,176 sqft | $119/sqft | built 1996 | Similar size (2,176 sqft); Similar age (1996); Sold after the valuation date
    $259,999
  • 3627 Sage Pointe Ct, Katy, TX 77449
    July-24-2026 | 2,124 sqft | $141/sqft | built 2001 | Similar size (2,124 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $299,900
  • 5447 Mersea Dr, Katy, TX 77449
    August-7-2026 | 2,075 sqft | $130/sqft | built 2000 | Similar size (2,075 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $269,000
  • 5802 Garden Flower Ct, Katy, TX 77449
    August-14-2026 | 2,049 sqft | $132/sqft | built 2004 | Similar size (2,049 sqft); Sold after the valuation date
    $269,990

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.

Recent sale history

Recent transfers help establish whether the county value is tracking real market behavior.

  • $329,000 sale recorded on August-21-2026