Harris Value

509 S Iowa St, La Porte, TX 77571

1,024 sqft, built 1952 Appraised at $143,881 for 2026.

Harris County account 0690990050005

Appraised value
$143,881
Tax year 2026 · after any cap, before exemptions
Living area
1,024 sqft
$141 per sqft
Year built
1952
Low quality

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 77571 and HCAD Appraisal Area 2138.00 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 3.4% from $139,101 in 2025 to $143,881 in 2026.
  • Appraised value per square footThe current public record shows about $141 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 77571.
  • Neighborhood value signalAmong 281 residential records in the same neighborhood, the average appraised value is about $141 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +19.3% on average.

Comparable assessments

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

  • 518 S Iowa St, La Porte, TX 77571
    988 sqft | $134/sqft | built 1948 | Similar size (988 vs 1,024 sqft); Similar age (1948 vs 1952); Similar lot size (7,250 vs 7,250 sqft)
    $132,747
  • 621 S Iowa St, La Porte, TX 77571
    1,098 sqft | $119/sqft | built 1950 | 7% larger (1,098 vs 1,024 sqft); Similar age (1950 vs 1952); Similar lot size (7,500 vs 7,250 sqft)
    $131,146
  • 514 S Kansas St, La Porte, TX 77571
    1,018 sqft | $171/sqft | built 1947 | Similar size (1,018 vs 1,024 sqft); Similar age (1947 vs 1952); Similar lot size (7,250 vs 7,250 sqft)
    $173,831
  • 506 S Iowa St, La Porte, TX 77571
    988 sqft | $128/sqft | built 1952 | Similar size (988 vs 1,024 sqft); Built same year (1952); Similar lot size (7,250 vs 7,250 sqft)
    $126,762
  • 517 S Virginia St, La Porte, TX 77571
    1,088 sqft | $117/sqft | built 1947 | 6% larger (1,088 vs 1,024 sqft); Similar age (1947 vs 1952); Similar lot size (7,700 vs 7,250 sqft)
    $127,200

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.

  • 3007 Bonner St, La Porte, TX 77571
    June-18-2026 | 1,030 sqft | $126/sqft | built 1950 | Similar size (1,030 sqft); Similar age (1950); Sold after the valuation date
    $130,000
  • 135 Pine Bluff St, La Porte, TX 77571
    August-28-2026 | 884 sqft | $149/sqft | built 1945 | 14% size difference (884 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $132,000
  • 311 S Kansas St, La Porte, TX 77571
    June-12-2026 | 924 sqft | $179/sqft | built 1940 | 10% size difference (924 sqft); Sold after the valuation date
    $165,000
  • 503 S Kansas St, La Porte, TX 77571
    April-15-2026 | 1,144 sqft | $140/sqft | built 1950 | 12% size difference (1,144 sqft); Similar age (1950); Sold after the valuation date
    $159,990
  • 9605 Belfast Rd, La Porte, TX 77571
    July-10-2026 | 1,200 sqft | $171/sqft | built 1962 | Moderate age difference (10 years newer); Sold after the valuation date
    $205,000

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.