Harris Value

30835 Quinn Rd, Tomball, TX 77375

2,751 sqft, built 1970 Appraised at $510,970 for 2026.

Harris County account 0402700010309

Appraised value
$510,970
Tax year 2026 · after any cap, before exemptions
Market value
$594,139
Living area
2,751 sqft
$186 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 77375 and HCAD Appraisal Area 2581.10 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 $464,519 in 2025 to $510,970 in 2026.
  • Appraised value per square footThe current public record shows about $186 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $83,169 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 77375.
  • Neighborhood value signalAmong 113 residential records in the same neighborhood, the average appraised value is about $204 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +9.5% on average.

Comparable assessments

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

  • 30614 Quinn Rd, Tomball, TX 77375
    2,849 sqft | $174/sqft | built 1980 | Similar size (2,849 vs 2,751 sqft); Similar lot size (43,560 vs 45,869 sqft); Same quality (Average)
    $496,835
  • 30813 Quinn Rd, Tomball, TX 77375
    2,601 sqft | $149/sqft | built 1969 | 6% smaller (2,601 vs 2,751 sqft); Similar age (1969 vs 1970); Lot 14% smaller (39,335 vs 45,869 sqft)
    $388,401
  • 30618 Quinn Rd, Tomball, TX 77375
    2,387 sqft | $179/sqft | built 1973 | 13% smaller (2,387 vs 2,751 sqft); Similar age (1973 vs 1970); Similar lot size (46,139 vs 45,869 sqft)
    $426,545
  • 31126 Quinn Rd, Tomball, TX 77375
    2,506 sqft | $202/sqft | built 1982 | 9% smaller (2,506 vs 2,751 sqft); Similar lot size (46,609 vs 45,869 sqft); Same quality (Average)
    $506,897
  • 30630 Quinn Rd, Tomball, TX 77375
    2,808 sqft | $229/sqft | built 1978 | Similar size (2,808 vs 2,751 sqft); Similar lot size (43,560 vs 45,869 sqft); Same quality (Average)
    $643,518

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.

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.