Harris Value

509 Sunnyside St, Houston, TX 77076

1,167 sqft, built 1954, in Northside / Northline Appraised at $155,260 for 2026.

Harris County account 0770010000005

Appraised value
$155,260
Tax year 2026 · after any cap, before exemptions
Market value
$188,230
Living area
1,167 sqft
$133 per sqft
Year built
1954
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 77076 and Northside / Northline 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 $141,146 in 2025 to $155,260 in 2026.
  • Appraised value per square footThe current public record shows about $133 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $32,970 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Northside / Northline neighborhood and ZIP 77076.
  • Neighborhood value signalAmong 946 residential records in the same neighborhood, the average appraised value is about $144 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +9.6% on average.

Comparable assessments

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

  • 6614 Echo Brook Dr, Houston, TX 77076
    1,160 sqft | $123/sqft | built 1957 | Similar size (1,160 vs 1,167 sqft); Similar age (1957 vs 1954); Similar lot size (8,581 vs 8,281 sqft)
    $142,980
  • 706 W Virginia St, Houston, TX 77076
    1,156 sqft | $166/sqft | built 1956 | Similar size (1,156 vs 1,167 sqft); Similar age (1956 vs 1954); Similar lot size (8,642 vs 8,281 sqft)
    $191,320
  • 6619 Echo Brook Dr, Houston, TX 77076
    1,185 sqft | $150/sqft | built 1956 | Similar size (1,185 vs 1,167 sqft); Similar age (1956 vs 1954); Similar lot size (8,581 vs 8,281 sqft)
    $177,533
  • 715 Tassell St, Houston, TX 77076
    1,176 sqft | $123/sqft | built 1948 | Similar size (1,176 vs 1,167 sqft); Similar lot size (8,124 vs 8,281 sqft); Same quality (Average)
    $144,098
  • 822 Dunham Dr, Houston, TX 77076
    1,182 sqft | $140/sqft | built 1953 | Similar size (1,182 vs 1,167 sqft); Similar age (1953 vs 1954); Similar lot size (7,684 vs 8,281 sqft)
    $165,915

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.

  • 715 Tassell St, Houston, TX 77469
    September-4-2026 | 1,175 sqft | $166/sqft | built 1948 | Similar size (1,175 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $195,000
  • 421 Cliffside Dr, Houston, TX 77076
    June-12-2026 | 1,160 sqft | $132/sqft | built 1950 | Similar size (1,160 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $153,000
  • 717 Bolling Ln, Houston, TX 77076
    September-1-2026 | 1,208 sqft | $116/sqft | built 1948 | Similar size (1,208 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $139,900
  • 113 W Riverwood Dr, Houston, TX 77076
    August-31-2026 | 1,044 sqft | $182/sqft | built 1955 | 10% size difference (1,044 sqft); Similar age (1955); Sold after the valuation date
    $190,000
  • 723 E Spreading Oak Dr, Houston, TX 77076
    May-22-2026 | 1,138 sqft | $198/sqft | built 1956 | Similar size (1,138 sqft); Similar age (1956); Sold after the valuation date
    $224,900

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.