Harris Value

6421 Mueller Ln, Spring, TX 77379

2,648 sqft, built 1963 Appraised at $296,333 for 2026.

Harris County account 0440080000005

Appraised value
$296,333
Tax year 2026 · after any cap, before exemptions
Market value
$317,467
Living area
2,648 sqft
$112 per sqft
Year built
1963
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 77379 and HCAD Appraisal Area 2745.00 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 $269,394 in 2025 to $296,333 in 2026.
  • Appraised value per square footThe current public record shows about $112 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $21,134 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 77379.
  • Neighborhood value signalAmong 323 residential records in the same neighborhood, the average appraised value is about $214 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +7.1% on average.

Comparable assessments

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

  • 19009 Doerre Rd, Spring, TX 77379
    2,350 sqft | $141/sqft | built 1969 | 11% smaller (2,350 vs 2,648 sqft); Lot 18% larger (14,375 vs 12,197 sqft); Same quality (Average)
    $331,825

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.

  • 17307 Lazy Hill Ln, Spring, TX 77379
    September-25-2026 | 2,598 sqft | $144/sqft | built 1977 | Similar size (2,598 sqft); Sold after the valuation date
    $375,000
  • 8310 Forest Ridge Rd, Spring, TX 77379
    September-25-2026 | 2,509 sqft | $143/sqft | built 1976 | 5% size difference (2,509 sqft); Sold after the valuation date
    $359,000
  • 16807 Memorial Oaks Ln, Spring, TX 77379
    June-29-2026 | 2,539 sqft | $152/sqft | built 1972 | Similar size (2,539 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $385,000
  • 6907 King Arthur Ct, Spring, TX 77379
    September-28-2026 | 2,646 sqft | $76/sqft | built 1974 | Similar size (2,646 sqft); Sold after the valuation date
    $201,000
  • 18107 Fireside Dr, Spring, TX 77379
    October-1-2026 | 2,286 sqft | $108/sqft | built 1977 | 14% size difference (2,286 sqft); Sold after the valuation date
    $247,000

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.