Tarrant Value

819 Helen St, Keller, TX 76248

3,611 sqft, built 1991, in Western Trails-Colleyville. Appraised at $400,578 for 2026.

Tarrant County account 04989023

Appraised value
$400,578
Tax year 2026 · after any cap, before exemptions
Market value
$754,953
Living area
3,611 sqft
$111 per sqft
Year built
1991
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 76248, Western Trails-Colleyville, and Keller 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 mailed, 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 TAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value increased 10.0% from $364,162 in 2025 to $400,578 in 2026.
  • Appraised value per square footThe current public record shows about $111 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $354,375 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Western Trails-Colleyville neighborhood and ZIP 76248.
  • Neighborhood value signalAmong 558 residential records in the same neighborhood, the average appraised value is about $244 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +3.5% on average.

Comparable assessments

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

  • 822 Creek Ct, Keller, TX 76248
    3,727 sqft | $214/sqft | built 1995 | Similar size (3,727 vs 3,611 sqft); Similar age (1995 vs 1991); Similar lot size (43,560 vs 43,560 sqft)
    $796,000
  • 729 Bandit Tr, Keller, TX 76248
    3,358 sqft | $253/sqft | built 1995 | 7% smaller (3,358 vs 3,611 sqft); Similar age (1995 vs 1991); Similar lot size (43,560 vs 43,560 sqft)
    $849,833
  • 7413 Windswept Tr, Colleyville, TX 76034
    3,383 sqft | $224/sqft | built 1989 | 6% smaller (3,383 vs 3,611 sqft); Similar age (1989 vs 1991); Similar lot size (42,253 vs 43,560 sqft)
    $756,647
  • 737 Bandit Tr, Keller, TX 76248
    3,198 sqft | $281/sqft | built 1990 | 11% smaller (3,198 vs 3,611 sqft); Similar age (1990 vs 1991); Similar lot size (42,950 vs 43,560 sqft)
    $900,088
  • 7409 Windswept Tr, Colleyville, TX 76034
    3,953 sqft | $183/sqft | built 1980 | 10% larger (3,953 vs 3,611 sqft); Similar lot size (42,253 vs 43,560 sqft); Same neighborhood
    $724,730

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.

  • 8601 Clay Hibbins Rd, Keller, TX 76248
    August-14-2026 | 3,428 sqft | $277/sqft | built 1990 | 5% size difference (3,428 sqft); Similar age (1990); Sold after the valuation date
    $949,900
  • 1607 Forest Bend Ln, Keller, TX 76248
    October-9-2026 | 3,542 sqft | $219/sqft | built 1998 | Similar size (3,542 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $775,000
  • 1133 Wales Dr, Keller, TX 76248
    September-21-2026 | 4,047 sqft | $253/sqft | built 1992 | 12% size difference (4,047 sqft); Similar age (1992); Sold after the valuation date
    $1,025,000
  • 1117 Shady Ln N, Keller, TX 76248
    September-24-2026 | 3,272 sqft | $275/sqft | built 1975 | 9% size difference (3,272 sqft); Sold after the valuation date
    $900,000
  • 805 Highland Lakes Ct, Keller, TX 76248
    October-9-2026 | 3,416 sqft | $190/sqft | built 1995 | 5% size difference (3,416 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $650,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Tarrant Appraisal District. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 10.0% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$400,578+$36,416+10.0%
2025$364,162+$33,106+10.0%
2024$331,056+$30,096+10.0%
2023$300,960+$27,360+10.0%
2022$273,600+$24,873+10.0%
2021$248,727——
5-year total+$151,851+61.1%