Harris Value

1803 Oneil St A, Houston, TX 77019

2,319 sqft, built 2005, in Fourth Ward Appraised at $545,710 for 2026.

Harris County account 1248440010001

Appraised value
$545,710
Tax year 2026 · after any cap, before exemptions
Market value
$613,924
Living area
2,319 sqft
$235 per sqft
Year built
2005
Excellent 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 77019, Fourth Ward, and River Oaks 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 $496,100 in 2025 to $545,710 in 2026.
  • Appraised value per square footThe current public record shows about $235 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $68,214 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Fourth Ward neighborhood and ZIP 77019.
  • Neighborhood value signalAmong 1,138 residential records in the same neighborhood, the average appraised value is about $220 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +1.6% on average.

Comparable assessments

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

  • 223 Avondale St, Houston, TX 77006
    2,364 sqft | $253/sqft | built 2014 | Similar size (2,364 vs 2,319 sqft); Similar lot size (1,907 vs 1,996 sqft); Same quality (Excellent)
    $598,388
  • 229 Avondale St, Houston, TX 77006
    2,364 sqft | $253/sqft | built 2014 | Similar size (2,364 vs 2,319 sqft); Similar lot size (1,907 vs 1,996 sqft); Same quality (Excellent)
    $598,388
  • 719 Bomar St, Houston, TX 77006
    2,106 sqft | $289/sqft | built 2008 | 9% smaller (2,106 vs 2,319 sqft); Similar age (2008 vs 2005); Similar lot size (2,000 vs 1,996 sqft)
    $608,845
  • 418 Hyde Park Blvd, Houston, TX 77006
    2,340 sqft | $303/sqft | built 2018 | Similar size (2,340 vs 2,319 sqft); Similar lot size (1,917 vs 1,996 sqft); Same quality (Excellent)
    $710,090
  • 402 Pacific Ave, Houston, TX 77006
    2,509 sqft | $257/sqft | built 2008 | 8% larger (2,509 vs 2,319 sqft); Similar age (2008 vs 2005); Similar lot size (2,040 vs 1,996 sqft)
    $643,690

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.

  • 1001 Van Buren St, Houston, TX 77019
    September-8-2026 | 2,175 sqft | $195/sqft | built 2002 | 6% size difference (2,175 sqft); Similar age (2002); Sold after the valuation date
    $424,900
  • 2105 Woodhead St, Houston, TX 77019
    October-1-2026 | 2,481 sqft | $241/sqft | built 2007 | 7% size difference (2,481 sqft); Similar age (2007); Sold after the valuation date
    $599,000
  • 404 W Saulnier St, Houston, TX 77019
    August-11-2026 | 2,553 sqft | $206/sqft | built 1999 | 10% size difference (2,553 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $525,000
  • 1215 Marconi St UNIT A, Houston, TX 77019
    April-21-2026 | 2,358 sqft | $248/sqft | built 1999 | Similar size (2,358 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $585,000
  • 1904 Greenwich Place Dr, Houston, TX 77019
    September-24-2026 | 2,182 sqft | $229/sqft | built 2000 | 6% size difference (2,182 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $499,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Harris County Appraisal District. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.