Harris Value

818 Hidden Valley Dr, Houston, TX 77088

1,857 sqft, built 1956, in Hidden Valley Appraised at $205,536 for 2026.

Harris County account 0890710000039

Appraised value
$205,536
Tax year 2026 · after any cap, before exemptions
Living area
1,857 sqft
$111 per sqft
Year built
1956
Average 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 77088 and Hidden Valley 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 decreased 4.3% from $214,721 in 2025 to $205,536 in 2026.
  • Appraised value per square footThe current public record shows about $111 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Hidden Valley neighborhood and ZIP 77088.
  • Neighborhood value signalAmong 1,236 residential records in the same neighborhood, the average appraised value is about $134 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -0.5% on average.

Comparable assessments

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

  • 923 Helms Rd, Houston, TX 77088
    1,840 sqft | $112/sqft | built 1960 | Similar size (1,840 vs 1,857 sqft); Similar age (1960 vs 1956); Similar lot size (7,810 vs 7,920 sqft)
    $205,987
  • 1019 Twin Falls Rd, Houston, TX 77088
    1,892 sqft | $112/sqft | built 1960 | Similar size (1,892 vs 1,857 sqft); Similar age (1960 vs 1956); Similar lot size (8,140 vs 7,920 sqft)
    $212,379
  • 919 Rainy River Dr, Houston, TX 77088
    1,841 sqft | $119/sqft | built 1958 | Similar size (1,841 vs 1,857 sqft); Similar age (1958 vs 1956); Similar lot size (7,412 vs 7,920 sqft)
    $219,800
  • 922 Rainy River Dr, Houston, TX 77088
    1,916 sqft | $108/sqft | built 1960 | Similar size (1,916 vs 1,857 sqft); Similar age (1960 vs 1956); Similar lot size (7,770 vs 7,920 sqft)
    $206,038
  • 807 Hidden Valley Dr, Houston, TX 77088
    1,864 sqft | $115/sqft | built 1960 | Similar size (1,864 vs 1,857 sqft); Similar age (1960 vs 1956); Similar lot size (8,531 vs 7,920 sqft)
    $213,889

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.