Harris Value property tax analysis

814 Thornton Rd I, Houston, TX 77018

1,633 sqft, built 2020, in Central Northwest Appraised at $391,997 for 2026.

Harris County account 1407270010004

Appraised value
$391,997
Tax year 2026
Market value
$421,222
Living area
1,633 sqft
$240 per sqft
Year built
2020
Good
Homestead
Yes
Owner-occupied exemption on file

Why this page matters for a protest

A strong tax protest page needs the county value, property facts, and enough context to compare this home with similar properties nearby. This page gives homeowners a starting point before reviewing comparable homes and prior-year changes.

The county value changed +10.0% from $356,361 in 2025 to $391,997 in 2026.

Public valuation context

Harris Value uses public HCAD records to frame the first pass at whether this property deserves a closer protest review.

  • Value movementThe appraised value increased +10.0% from $356,361 in 2025 to $391,997 in 2026.
  • Appraised value per square footThe current public record shows about $240 per square foot before any comparable-property adjustments.
  • Market versus appraised valueThe county market value is $29,225 above the appraised value used on this page.
  • Local comparison areaThis page starts the equity review with public records for the Central Northwest neighborhood and ZIP 77018.
  • Neighborhood value signalAmong 271 residential records in the same neighborhood, the average appraised value is about $220 per square foot.
  • Neighborhood year-over-year signalNearby residential records with prior-year values moved about +39.4% on average.
  • Protest timingIn this market, deadline is usually May 15 (or 30 days after your notice of appraised value is mailed, whichever is later) and evidence is reviewed by the Appraisal Review Board (ARB).