Harris Value

510 Rennie Dr, Katy, TX 77450

2,506 sqft, built 1977, in Nottingham Country Appraised at $359,924 for 2026.

Harris County account 1078760000003

Appraised value
$359,924
Tax year 2026 · after any cap, before exemptions
Living area
2,506 sqft
$144 per sqft
Year built
1977
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 increased 0.9% from $356,670 in 2025 to $359,924 in 2026.
  • Appraised value per square footThe current public record shows about $144 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 508 residential records in the same neighborhood, the average appraised value is about $152 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.

  • 714 Cheltenham Dr, Katy, TX 77450
    2,522 sqft | $156/sqft | built 1977 | Similar size (2,522 vs 2,506 sqft); Built same year (1977); Similar lot size (8,400 vs 8,418 sqft)
    $394,103
  • 20318 Laverton Dr, Katy, TX 77450
    2,501 sqft | $146/sqft | built 1976 | Similar size (2,501 vs 2,506 sqft); Similar age (1976 vs 1977); Similar lot size (8,400 vs 8,418 sqft)
    $364,180
  • 20106 Kingsland Blvd, Katy, TX 77450
    2,496 sqft | $139/sqft | built 1975 | Similar size (2,496 vs 2,506 sqft); Similar age (1975 vs 1977); Similar lot size (8,395 vs 8,418 sqft)
    $347,250
  • 20514 Laverton Dr, Katy, TX 77450
    2,542 sqft | $145/sqft | built 1976 | Similar size (2,542 vs 2,506 sqft); Similar age (1976 vs 1977); Similar lot size (8,400 vs 8,418 sqft)
    $368,024
  • 618 Sancroft Ct, Katy, TX 77450
    2,544 sqft | $148/sqft | built 1977 | Similar size (2,544 vs 2,506 sqft); Built same year (1977); Similar lot size (8,295 vs 8,418 sqft)
    $375,564

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.

  • 20414 Withington Dr, Katy, TX 77450
    September-10-2026 | 2,378 sqft | $132/sqft | built 1977 | 5% size difference (2,378 sqft); Similar age (1977); Sold after the valuation date
    $314,000
  • 1419 Dominion Dr, Katy, TX 77450
    September-11-2026 | 2,498 sqft | $172/sqft | built 1979 | Similar size (2,498 sqft); Similar age (1979); Sold after the valuation date
    $430,000
  • 21659 Park York Dr, Katy, TX 77450
    September-14-2026 | 2,456 sqft | $129/sqft | built 1983 | Similar size (2,456 sqft); Moderate age difference (6 years newer); Sold after the valuation date
    $318,000
  • 20723 Vanderwick Dr, Katy, TX 77450
    August-26-2026 | 2,586 sqft | $168/sqft | built 1982 | Similar size (2,586 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $435,000
  • 703 Cranfield Ct, Katy, TX 77450
    September-21-2026 | 2,658 sqft | $173/sqft | built 1979 | 6% size difference (2,658 sqft); Similar age (1979); Sold after the valuation date
    $460,000

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.