Harris Value

18511 Fern St, Cypress, TX 77429

3,173 sqft, built 1985, in Cypress Appraised at $799,987 for 2026.

Harris County account 0462230010007

Appraised value
$799,987
Tax year 2026 · after any cap, before exemptions
Market value
$1,048,311
Living area
3,173 sqft
$252 per sqft
Year built
1985
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 77429, Cypress, and Cypress 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 $727,261 in 2025 to $799,987 in 2026.
  • Appraised value per square footThe current public record shows about $252 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $248,324 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Cypress neighborhood and ZIP 77429.
  • Neighborhood value signalAmong 16 residential records in the same neighborhood, the average appraised value is about $260 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +10.8% on average.

Comparable assessments

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

  • 21203 Fontana St, Tomball, TX 77377
    3,178 sqft | $253/sqft | built 1985 | Similar size (3,178 vs 3,173 sqft); Built same year (1985); Similar lot size (166,870 vs 165,092 sqft)
    $803,385
  • 22607 Tomball Cemetery Rd, Tomball, TX 77377
    3,176 sqft | $220/sqft | built 1997 | Similar size (3,176 vs 3,173 sqft); Lot 13% larger (186,193 vs 165,092 sqft); Same quality (Average)
    $698,332
  • 31122 Quinn Rd, Tomball, TX 77375
    3,015 sqft | $250/sqft | built 1986 | Similar size (3,015 vs 3,173 sqft); Similar age (1986 vs 1985); Similar lot size (180,774 vs 165,092 sqft)
    $752,368
  • 23104 Jane Rd, Tomball, TX 77377
    3,048 sqft | $293/sqft | built 1994 | Similar size (3,048 vs 3,173 sqft); Similar lot size (180,240 vs 165,092 sqft); Similar quality (1 step: Good vs Average)
    $893,488
  • 21603 Fontana St, Tomball, TX 77377
    3,172 sqft | $227/sqft | built 1995 | Similar size (3,172 vs 3,173 sqft); Lot 15% smaller (141,030 vs 165,092 sqft); Similar quality (1 step: Good vs Average)
    $720,582

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.

  • 12927 Golden Rainbow Dr, Cypress, TX 77429
    September-16-2026 | 3,321 sqft | $137/sqft | built 1988 | Similar size (3,321 sqft); Similar age (1988); Sold after the valuation date
    $455,000
  • 13715 Meadow Sweet Dr, Cypress, TX 77429
    August-31-2026 | 2,997 sqft | $162/sqft | built 1988 | 6% size difference (2,997 sqft); Similar age (1988); Sold after the valuation date
    $485,000
  • 13507 Mount Airy Dr, Cypress, TX 77429
    September-22-2026 | 3,284 sqft | $166/sqft | built 2001 | Similar size (3,284 sqft); Sold after the valuation date
    $545,000
  • 13311 Oddom Ct, Cypress, TX 77429
    September-8-2026 | 3,559 sqft | $153/sqft | built 1988 | 12% size difference (3,559 sqft); Similar age (1988); Sold after the valuation date
    $544,990
  • 18203 Olive Tree Ct, Cypress, TX 77429
    September-10-2026 | 3,103 sqft | $121/sqft | built 2003 | Similar size (3,103 sqft); Sold after the valuation date
    $375,000

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.