Harris Value

3619 Knollwood St, Houston, TX 77019

6,878 sqft, built 1937, in River Oaks Appraised at $7,443,103 for 2026.

Harris County account 0601610790004

Appraised value
$7,443,103
Tax year 2026 · after any cap, before exemptions
Market value
$7,644,701
Living area
6,878 sqft
$1,082 per sqft
Year built
1937
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, River Oaks, 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 $6,766,458 in 2025 to $7,443,103 in 2026.
  • Appraised value per square footThe current public record shows about $1,082 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $201,598 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the River Oaks neighborhood and ZIP 77019.
  • Neighborhood value signalAmong 205 residential records in the same neighborhood, the average appraised value is about $1,092 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +8.4% on average.

Comparable assessments

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

  • 3431 Inwood Dr, Houston, TX 77019
    6,903 sqft | $1,140/sqft | built 1937 | Similar size (6,903 vs 6,878 sqft); Built same year (1937); Similar lot size (30,600 vs 29,800 sqft)
    $7,871,485
  • 3347 Chevy Chase Dr, Houston, TX 77019
    6,944 sqft | $1,063/sqft | built 1935 | Similar size (6,944 vs 6,878 sqft); Similar age (1935 vs 1937); Similar lot size (28,140 vs 29,800 sqft)
    $7,382,467
  • 2923 Del Monte Dr, Houston, TX 77019
    6,417 sqft | $1,262/sqft | built 1937 | 7% smaller (6,417 vs 6,878 sqft); Built same year (1937); Similar lot size (29,925 vs 29,800 sqft)
    $8,099,461
  • 3607 Knollwood St, Houston, TX 77019
    6,497 sqft | $1,045/sqft | built 1950 | 6% smaller (6,497 vs 6,878 sqft); Similar lot size (28,800 vs 29,800 sqft); Same neighborhood
    $6,788,100
  • 3027 Inwood Dr, Houston, TX 77019
    6,439 sqft | $1,308/sqft | built 1939 | 6% smaller (6,439 vs 6,878 sqft); Similar age (1939 vs 1937); Similar lot size (28,600 vs 29,800 sqft)
    $8,424,857

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.

  • 1814 Larchmont Rd, Houston, TX 77019
    June-15-2026 | 6,515 sqft | $814/sqft | built 1938 | 5% size difference (6,515 sqft); Similar age (1938); Sold after the valuation date
    $5,300,000
  • 3020 San Felipe St, Houston, TX 77019
    August-28-2026 | 5,898 sqft | $331/sqft | built 1932 | 14% size difference (5,898 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $1,950,000
  • 1419 Kirby Dr, Houston, TX 77019
    May-20-2026 | 6,986 sqft | $930/sqft | built 1931 | Similar size (6,986 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $6,495,000
  • 1604 Kirby Dr, Houston, TX 77019
    July-31-2026 | 5,024 sqft | $796/sqft | built 1934 | Similar age (1934); Sold after the valuation date
    $4,000,000

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.