Harris Value

509 Columbia St, Houston, TX 77007

2,135 sqft, built 2002, in Northside Appraised at $883,171 for 2026.

Harris County account 1225590010001

Appraised value
$883,171
Tax year 2026 · after any cap, before exemptions
Market value
$940,627
Living area
2,135 sqft
$414 per sqft
Year built
2002
Good 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 77007, Northside, and The Heights 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 $802,883 in 2025 to $883,171 in 2026.
  • Appraised value per square footThe current public record shows about $414 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $57,456 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Northside neighborhood and ZIP 77007.
  • Neighborhood value signalAmong 205 residential records in the same neighborhood, the average appraised value is about $334 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +8.6% on average.

Comparable assessments

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

  • 503 Columbia St, Houston, TX 77007
    2,160 sqft | $350/sqft | built 2002 | Similar size (2,160 vs 2,135 sqft); Built same year (2002); Similar lot size (3,300 vs 3,300 sqft)
    $755,082
  • 520 Oxford St, Houston, TX 77007
    2,146 sqft | $336/sqft | built 2000 | Similar size (2,146 vs 2,135 sqft); Similar age (2000 vs 2002); Similar lot size (3,254 vs 3,300 sqft)
    $720,629
  • 418 Harvard St, Houston, TX 77007
    2,166 sqft | $303/sqft | built 1999 | Similar size (2,166 vs 2,135 sqft); Similar age (1999 vs 2002); Similar lot size (3,300 vs 3,300 sqft)
    $655,781
  • 416 Harvard St, Houston, TX 77007
    2,166 sqft | $318/sqft | built 1999 | Similar size (2,166 vs 2,135 sqft); Similar age (1999 vs 2002); Similar lot size (3,300 vs 3,300 sqft)
    $688,733
  • 421 Cortlandt St C, Houston, TX 77007
    2,166 sqft | $345/sqft | built 1999 | Similar size (2,166 vs 2,135 sqft); Similar age (1999 vs 2002); Similar lot size (3,300 vs 3,300 sqft)
    $747,340

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.

  • 415 W 8th St, Houston, TX 77007
    September-18-2026 | 2,042 sqft | $343/sqft | built 2007 | Similar size (2,042 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $699,900
  • 5665 Larkin St, Houston, TX 77007
    September-1-2026 | 2,161 sqft | $183/sqft | built 2003 | Similar size (2,161 sqft); Similar age (2003); Sold after the valuation date
    $395,000
  • 5202 Cornish St, Houston, TX 77007
    June-26-2026 | 2,228 sqft | $215/sqft | built 1999 | Similar size (2,228 sqft); Similar age (1999); Sold after the valuation date
    $480,000
  • 4616 Cornish St, Houston, TX 77007
    September-21-2026 | 2,202 sqft | $211/sqft | built 2013 | Similar size (2,202 sqft); Sold after the valuation date
    $465,000
  • 510 Birdsall St, Houston, TX 77007
    September-28-2026 | 2,346 sqft | $298/sqft | built 1992 | 10% size difference (2,346 sqft); Moderate age difference (10 years older); Sold after the valuation date
    $699,900

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.