Harris Value

30735 Martens Rd, Tomball, TX 77375

2,184 sqft, built 1982 Appraised at $471,663 for 2026.

Harris County account 1390810010001

Appraised value
$471,663
Tax year 2026 · after any cap, before exemptions
Market value
$510,857
Living area
2,184 sqft
$216 per sqft
Year built
1982
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 $428,785 in 2025 to $471,663 in 2026.
  • Appraised value per square footThe current public record shows about $216 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $39,194 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.

  • 30711 Martens Rd, Tomball, TX 77375
    2,071 sqft | $181/sqft | built 1981 | 5% smaller (2,071 vs 2,184 sqft); Similar age (1981 vs 1982); Similar lot size (21,780 vs 21,791 sqft)
    $374,809
  • 30803 Martens Rd, Tomball, TX 77375
    1,984 sqft | $228/sqft | built 1982 | 9% smaller (1,984 vs 2,184 sqft); Built same year (1982); Similar lot size (21,780 vs 21,791 sqft)
    $452,554
  • 14007 Crescent Dr, Tomball, TX 77375
    2,439 sqft | $147/sqft | built 1978 | 12% larger (2,439 vs 2,184 sqft); Similar age (1978 vs 1982); Similar lot size (22,912 vs 21,791 sqft)
    $357,608
  • 30731 Martens Rd, Tomball, TX 77375
    1,720 sqft | $258/sqft | built 1983 | Similar age (1983 vs 1982); Similar lot size (21,780 vs 21,791 sqft); Same quality (Average)
    $442,961
  • 31118 Quinn Rd, Tomball, TX 77375
    2,592 sqft | $181/sqft | built 1980 | Similar age (1980 vs 1982); Lot 20% larger (26,100 vs 21,791 sqft); Same quality (Average)
    $468,000

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.