Harris Value

17826 Mahogany Forest Dr, Spring, TX 77379

3,066 sqft, built 1978, in Memorial Northwest Appraised at $430,695 for 2026.

Harris County account 1071570000001

Appraised value
$430,695
Tax year 2026 · after any cap, before exemptions
Living area
3,066 sqft
$140 per sqft
Year built
1978
Good 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 77379 and Memorial Northwest 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 0.7% from $427,763 in 2025 to $430,695 in 2026.
  • Appraised value per square footThe current public record shows about $140 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Memorial Northwest neighborhood and ZIP 77379.
  • Neighborhood value signalAmong 400 residential records in the same neighborhood, the average appraised value is about $116 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +2.0% on average.

Comparable assessments

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

  • 8227 Theisswood Rd, Spring, TX 77379
    3,034 sqft | $118/sqft | built 1976 | Similar size (3,034 vs 3,066 sqft); Similar age (1976 vs 1978); Similar lot size (11,976 vs 12,350 sqft)
    $358,372
  • 8302 Forest Ridge Rd, Spring, TX 77379
    3,016 sqft | $119/sqft | built 1977 | Similar size (3,016 vs 3,066 sqft); Similar age (1977 vs 1978); Similar lot size (11,400 vs 12,350 sqft)
    $359,659
  • 8311 Ash Valley Dr, Spring, TX 77379
    3,032 sqft | $114/sqft | built 1978 | Similar size (3,032 vs 3,066 sqft); Built same year (1978); Similar lot size (12,480 vs 12,350 sqft)
    $346,946
  • 8207 Hollyleaf Dr, Spring, TX 77379
    3,125 sqft | $130/sqft | built 1975 | Similar size (3,125 vs 3,066 sqft); Similar age (1975 vs 1978); Similar lot size (11,390 vs 12,350 sqft)
    $404,861
  • 8222 Colonial Oaks Ln, Spring, TX 77379
    3,131 sqft | $120/sqft | built 1978 | Similar size (3,131 vs 3,066 sqft); Built same year (1978); Lot 11% smaller (11,050 vs 12,350 sqft)
    $375,826

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.

  • 17418 Spicewood Springs Ln, TX 77379
    July-16-2026 | 3,070 sqft | $125/sqft | built 1980 | Similar size (3,070 sqft); Similar age (1980); Sold after the valuation date
    $385,000
  • 8131 Theisswood Rd, Spring, TX 77379
    August-28-2026 | 3,223 sqft | $124/sqft | built 1974 | 5% size difference (3,223 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $399,000
  • 5403 Cobble Ln, Spring, TX 77379
    September-1-2026 | 3,190 sqft | $136/sqft | built 1981 | Similar size (3,190 sqft); Similar age (1981); Sold after the valuation date
    $435,000
  • 16011 Stratton Park Dr, Spring, TX 77379
    September-30-2026 | 3,460 sqft | $180/sqft | built 1981 | 13% size difference (3,460 sqft); Similar age (1981); Sold after the valuation date
    $624,000
  • 17623 Forest Mist Dr, Spring, TX 77379
    June-18-2026 | 2,940 sqft | $129/sqft | built 1980 | Similar size (2,940 sqft); Similar age (1980); Sold after the valuation date
    $379,000

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.