Harris Value

10103 Olentangy St, Houston, TX 77075

1,542 sqft, built 1956, in South Belt / Ellington Appraised at $164,961 for 2026.

Harris County account 0854770000017

Appraised value
$164,961
Tax year 2026 · after any cap, before exemptions
Living area
1,542 sqft
$107 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 77075 and South Belt / Ellington 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 1.9% from $161,954 in 2025 to $164,961 in 2026.
  • Appraised value per square footThe current public record shows about $107 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the South Belt / Ellington neighborhood and ZIP 77075.
  • Neighborhood value signalAmong 934 residential records in the same neighborhood, the average appraised value is about $142 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +3.2% on average.

Comparable assessments

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

  • 10635 Wheaton Dr, Houston, TX 77089
    1,538 sqft | $132/sqft | built 1960 | Similar size (1,538 vs 1,542 sqft); Similar age (1960 vs 1956); Similar lot size (8,610 vs 8,400 sqft)
    $202,659
  • 10210 Elmhurst St, Houston, TX 77075
    1,551 sqft | $107/sqft | built 1956 | Similar size (1,551 vs 1,542 sqft); Built same year (1956); Similar lot size (7,853 vs 8,400 sqft)
    $165,791
  • 10127 Olentangy St, Houston, TX 77075
    1,514 sqft | $113/sqft | built 1956 | Similar size (1,514 vs 1,542 sqft); Built same year (1956); Similar lot size (8,911 vs 8,400 sqft)
    $171,672
  • 10819 Eddyrock St, Houston, TX 77089
    1,568 sqft | $133/sqft | built 1960 | Similar size (1,568 vs 1,542 sqft); Similar age (1960 vs 1956); Similar lot size (8,112 vs 8,400 sqft)
    $208,514
  • 10126 Olentangy St, Houston, TX 77075
    1,525 sqft | $111/sqft | built 1956 | Similar size (1,525 vs 1,542 sqft); Built same year (1956); Lot 10% smaller (7,556 vs 8,400 sqft)
    $169,787

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.

  • 10202 Elmhurst St, Houston, TX 77075
    June-30-2026 | 1,387 sqft | $180/sqft | built 1956 | 10% size difference (1,387 sqft); Similar age (1956); Sold after the valuation date
    $249,900
  • 9811 Mango St, Houston, TX 77075
    May-27-2026 | 1,524 sqft | $157/sqft | built 1971 | Similar size (1,524 sqft); Sold after the valuation date
    $238,900
  • 8302 Tavenor Ln, Houston, TX 77075
    July-2-2026 | 1,280 sqft | $192/sqft | built 1965 | Moderate age difference (9 years newer); Sold after the valuation date
    $246,000
  • 8314 Gulf Tree Ln, Houston, TX 77075
    May-22-2026 | 1,803 sqft | $116/sqft | built 1967 | Sold after the valuation date
    $210,000
  • 8307 Coastway Ln, Houston, TX 77075
    April-24-2026 | 1,690 sqft | $109/sqft | built 1971 | 10% size difference (1,690 sqft); Sold after the valuation date
    $185,000

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.