Harris Value

21519 Tophill Dr, Spring, TX 77388

1,926 sqft, built 1970, in Northwood Park Appraised at $247,408 for 2026.

Harris County account 0901370000012

Appraised value
$247,408
Tax year 2026 · after any cap, before exemptions
Market value
$278,220
Living area
1,926 sqft
$128 per sqft
Year built
1970
Average 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 77388 and Northwood Park 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 $224,917 in 2025 to $247,408 in 2026.
  • Appraised value per square footThe current public record shows about $128 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $30,812 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Northwood Park neighborhood and ZIP 77388.
  • Neighborhood value signalAmong 203 residential records in the same neighborhood, the average appraised value is about $155 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +8.6% on average.

Comparable assessments

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

  • 21622 Tophill Dr, Spring, TX 77388
    1,785 sqft | $162/sqft | built 1973 | 7% smaller (1,785 vs 1,926 sqft); Similar age (1973 vs 1970); Similar lot size (20,300 vs 20,300 sqft)
    $290,042
  • 21614 Barcarole Dr, Spring, TX 77388
    1,894 sqft | $148/sqft | built 1967 | Similar size (1,894 vs 1,926 sqft); Similar age (1967 vs 1970); Similar lot size (20,300 vs 20,300 sqft)
    $280,958
  • 21718 Stargrass Dr, Spring, TX 77388
    1,802 sqft | $150/sqft | built 1970 | 6% smaller (1,802 vs 1,926 sqft); Built same year (1970); Similar lot size (20,300 vs 20,300 sqft)
    $270,583
  • 21406 Barcarole Dr, Spring, TX 77388
    1,819 sqft | $184/sqft | built 1976 | 6% smaller (1,819 vs 1,926 sqft); Similar lot size (20,300 vs 20,300 sqft); Same quality (Average)
    $335,201
  • 21806 Falvel Rd, Spring, TX 77388
    1,832 sqft | $145/sqft | built 1973 | Similar size (1,832 vs 1,926 sqft); Similar age (1973 vs 1970); Similar lot size (20,482 vs 20,300 sqft)
    $266,482

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.

  • 4718 Lost Oak Dr, Spring, TX 77388
    September-17-2026 | 1,968 sqft | $122/sqft | built 1976 | Similar size (1,968 sqft); Moderate age difference (6 years newer); Sold after the valuation date
    $240,000
  • 510 Moggy Ct, Spring, TX 77388
    September-18-2026 | 1,978 sqft | $151/sqft | built 1988 | Similar size (1,978 sqft); Sold after the valuation date
    $299,000
  • 21710 Rotherham Dr, Spring, TX 77388
    August-3-2026 | 2,024 sqft | $131/sqft | built 1973 | 5% size difference (2,024 sqft); Similar age (1973); Sold after the valuation date
    $265,000
  • 4019 Postwood Dr, Spring, TX 77388
    August-3-2026 | 1,865 sqft | $123/sqft | built 1977 | Similar size (1,865 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $229,000
  • 4723 Bridgemont Ln, Spring, TX 77388
    August-25-2026 | 1,894 sqft | $137/sqft | built 1984 | Similar size (1,894 sqft); Sold after the valuation date
    $260,000

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.