Harris Value

508 Merrill St, Houston, TX 77009

1,362 sqft, built 1920, in Northside Appraised at $710,015 for 2026.

Harris County account 0532190000011

Appraised value
$710,015
Tax year 2026 · after any cap, before exemptions
Market value
$810,243
Living area
1,362 sqft
$521 per sqft
Year built
1920
Average 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 77009, 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 $645,469 in 2025 to $710,015 in 2026.
  • Appraised value per square footThe current public record shows about $521 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $100,228 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 77009.
  • Neighborhood value signalAmong 436 residential records in the same neighborhood, the average appraised value is about $492 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +9.3% on average.

Comparable assessments

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

  • 409 Byrne St, Houston, TX 77009
    1,386 sqft | $469/sqft | built 1920 | Similar size (1,386 vs 1,362 sqft); Built same year (1920); Similar lot size (5,500 vs 5,625 sqft)
    $650,532
  • 728 Usener St, Houston, TX 77009
    1,364 sqft | $490/sqft | built 1920 | Similar size (1,364 vs 1,362 sqft); Built same year (1920); Lot 11% smaller (5,000 vs 5,625 sqft)
    $668,703
  • 725 Teetshorn St, Houston, TX 77009
    1,348 sqft | $622/sqft | built 1920 | Similar size (1,348 vs 1,362 sqft); Built same year (1920); Similar lot size (5,350 vs 5,625 sqft)
    $838,625
  • 2715 Beauchamp St, Houston, TX 77009
    1,366 sqft | $540/sqft | built 1926 | Similar size (1,366 vs 1,362 sqft); Similar lot size (6,000 vs 5,625 sqft); Same quality (Average)
    $737,537
  • 729 Usener St, Houston, TX 77009
    1,334 sqft | $556/sqft | built 1925 | Similar size (1,334 vs 1,362 sqft); Similar age (1925 vs 1920); Similar lot size (5,330 vs 5,625 sqft)
    $742,106

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.

  • 203 Archer St, Houston, TX 77009
    September-1-2026 | 1,300 sqft | $385/sqft | built 1920 | Similar size (1,300 sqft); Similar age (1920); Sold after the valuation date
    $499,999
  • 1019 E 14th St, Houston, TX 77009
    July-29-2026 | 1,404 sqft | $570/sqft | built 1920 | Similar size (1,404 sqft); Similar age (1920); Sold after the valuation date
    $799,950
  • 824 W Melwood St, Houston, TX 77009
    August-7-2026 | 1,302 sqft | $530/sqft | built 1928 | Similar size (1,302 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $689,900
  • 1921 Chapman St, Houston, TX 77009
    September-8-2026 | 1,500 sqft | $150/sqft | built 1920 | 10% size difference (1,500 sqft); Similar age (1920); Sold after the valuation date
    $225,000
  • 2312 Gano St, Houston, TX 77009
    July-22-2026 | 1,380 sqft | $134/sqft | built 1930 | Similar size (1,380 sqft); Moderate age difference (10 years newer); 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.