Harris Value

510 S 3rd St, La Porte, TX 77571

1,228 sqft, built 1958 Appraised at $199,557 for 2026.

Harris County account 0232210120024

Appraised value
$199,557
Tax year 2026 · after any cap, before exemptions
Market value
$200,144
Living area
1,228 sqft
$163 per sqft
Year built
1958
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 77571 and HCAD Appraisal Area 2158.00 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 10.0% from $181,416 in 2025 to $199,557 in 2026.
  • Appraised value per square footThe current public record shows about $163 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $587 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 77571.
  • Neighborhood value signalAmong 541 residential records in the same neighborhood, the average appraised value is about $142 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +12.5% on average.

Comparable assessments

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

  • 702 S 3rd St, La Porte, TX 77571
    1,228 sqft | $152/sqft | built 1958 | Similar size (1,228 vs 1,228 sqft); Built same year (1958); Lot 11% larger (6,250 vs 5,625 sqft)
    $186,973
  • 512 S 3rd St, La Porte, TX 77571
    1,170 sqft | $151/sqft | built 1958 | Similar size (1,170 vs 1,228 sqft); Built same year (1958); Similar lot size (5,625 vs 5,625 sqft)
    $177,227
  • 301 S 6th St, La Porte, TX 77571
    1,196 sqft | $216/sqft | built 1949 | Similar size (1,196 vs 1,228 sqft); Lot 11% larger (6,250 vs 5,625 sqft); Same quality (Average)
    $257,779
  • 226 S 4th St, La Porte, TX 77571
    1,316 sqft | $153/sqft | built 1948 | 7% larger (1,316 vs 1,228 sqft); Lot 11% larger (6,250 vs 5,625 sqft); Same quality (Average)
    $200,952
  • 507 S 3rd St, La Porte, TX 77571
    1,300 sqft | $105/sqft | built 1950 | 6% larger (1,300 vs 1,228 sqft); Lot 11% larger (6,250 vs 5,625 sqft); Same quality (Average)
    $136,160

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.

  • 702 S Nugent St, La Porte, TX 77571
    September-17-2026 | 1,398 sqft | $143/sqft | built 1955 | 14% size difference (1,398 sqft); Similar age (1955); Sold after the valuation date
    $199,500
  • 2114 Mocking Bird Ln, La Porte, TX 77571
    September-10-2026 | 1,264 sqft | $146/sqft | built 1978 | Similar size (1,264 sqft); Sold after the valuation date
    $185,000
  • 321 S Brownell St, La Porte, TX 77571
    July-30-2026 | 1,296 sqft | $149/sqft | built 1971 | 6% size difference (1,296 sqft); Sold after the valuation date
    $192,500
  • 10007 Wren St, La Porte, TX 77571
    July-31-2026 | 1,292 sqft | $201/sqft | built 1977 | 5% size difference (1,292 sqft); Sold after the valuation date
    $259,900
  • 223 E Forest Ave Shoreacres, TX 77571
    August-31-2026 | 1,280 sqft | $145/sqft | built 1970 | Similar size (1,280 sqft); 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.