Harris Value

3917 Robertson St, Houston, TX 77009

1,316 sqft, built 1936, in Northside Appraised at $312,606 for 2026.

Harris County account 0400870000020

Appraised value
$312,606
Tax year 2026 · after any cap, before exemptions
Market value
$383,029
Living area
1,316 sqft
$238 per sqft
Year built
1936
Low 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 $284,188 in 2025 to $312,606 in 2026.
  • Appraised value per square footThe current public record shows about $238 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $70,423 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 678 residential records in the same neighborhood, the average appraised value is about $215 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +4.4% on average.

Comparable assessments

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

  • 3215 Cochran St, Houston, TX 77009
    1,287 sqft | $212/sqft | built 1945 | Similar size (1,287 vs 1,316 sqft); Similar lot size (12,500 vs 12,480 sqft); Same quality (Low)
    $273,036
  • 1708 Egypt St, Houston, TX 77009
    1,224 sqft | $111/sqft | built 1935 | 7% smaller (1,224 vs 1,316 sqft); Similar age (1935 vs 1936); Similar lot size (11,250 vs 12,480 sqft)
    $135,927
  • 1606 Bardwell St, Houston, TX 77009
    1,348 sqft | $273/sqft | built 1930 | Similar size (1,348 vs 1,316 sqft); Lot 20% smaller (10,000 vs 12,480 sqft); Same quality (Low)
    $367,833
  • 3608 Cochran St, Houston, TX 77009
    1,360 sqft | $152/sqft | built 1931 | Similar size (1,360 vs 1,316 sqft); Similar age (1931 vs 1936); Lot 20% smaller (10,000 vs 12,480 sqft)
    $206,789
  • 1402 Bardwell St, Houston, TX 77009
    1,232 sqft | $360/sqft | built 1940 | 6% smaller (1,232 vs 1,316 sqft); Similar age (1940 vs 1936); Lot 20% smaller (10,000 vs 12,480 sqft)
    $443,427

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.

  • 500 Fairbanks St, Houston, TX 77009
    June-5-2026 | 1,361 sqft | $569/sqft | built 1940 | Similar size (1,361 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $775,000
  • 5105 Chapman St, Houston, TX 77009
    August-31-2026 | 1,328 sqft | $264/sqft | built 1940 | Similar size (1,328 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $350,000
  • 5311 Gano St, Houston, TX 77009
    August-21-2026 | 1,300 sqft | $188/sqft | built 1945 | Similar size (1,300 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $244,900
  • 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 older); Sold after the valuation date
    $689,900
  • 203 Archer St, Houston, TX 77009
    September-1-2026 | 1,300 sqft | $385/sqft | built 1920 | Similar size (1,300 sqft); Sold after the valuation date
    $499,999

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.