Tarrant Value

404 Marlin Ln, Keller, TX 76248

2,086 sqft, built 1977, in Cornelius Addition-Keller. Appraised at $326,139 for 2026.

Tarrant County account 01893025

Appraised value
$326,139
Tax year 2026 · after any cap, before exemptions
Living area
2,086 sqft
$156 per sqft
Year built
1977
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, Cornelius Addition-Keller, 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 stayed about the same, from $326,139 in 2025 to $326,139 in 2026.
  • Appraised value per square footThe current public record shows about $156 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Cornelius Addition-Keller neighborhood and ZIP 76248.
  • Neighborhood value signalAmong 807 residential records in the same neighborhood, the average appraised value is about $164 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +3.3% on average.

Comparable assessments

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

  • 324 Brian Dr, Keller, TX 76248
    1,800 sqft | $258/sqft | built 1982 | 14% smaller (1,800 vs 2,086 sqft); Similar age (1982 vs 1977); Similar lot size (22,819 vs 21,719 sqft)
    $465,128
  • 400 Marlin Ln, Keller, TX 76248
    1,810 sqft | $220/sqft | built 1978 | 13% smaller (1,810 vs 2,086 sqft); Similar age (1978 vs 1977); Lot 19% smaller (17,520 vs 21,719 sqft)
    $398,083
  • 308 Brian Dr, Keller, TX 76248
    1,630 sqft | $210/sqft | built 1982 | Similar age (1982 vs 1977); Similar lot size (21,185 vs 21,719 sqft); Same neighborhood
    $342,000
  • 4701 Keller Haslet Rd, Keller, TX 76244
    1,760 sqft | $156/sqft | built 1980 | Similar age (1980 vs 1977); Lot 16% smaller (18,295 vs 21,719 sqft); Same neighborhood
    $274,456
  • 401 Brian Dr, Keller, TX 76248
    1,680 sqft | $226/sqft | built 1979 | Similar age (1979 vs 1977); Lot 16% smaller (18,154 vs 21,719 sqft); Same neighborhood
    $379,442

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.

  • 1008 Conchos Cir W, Keller, TX 76248
    July-27-2026 | 1,969 sqft | $239/sqft | built 1977 | 6% size difference (1,969 sqft); Similar age (1977); Sold after the valuation date
    $470,000
  • 989 Post Oak Rd, Keller, TX 76248
    August-21-2026 | 2,055 sqft | $262/sqft | built 1989 | Similar size (2,055 sqft); Sold after the valuation date
    $539,000
  • 1125 Sunrise Dr, Keller, TX 76248
    July-29-2026 | 2,412 sqft | $236/sqft | built 1983 | Moderate age difference (6 years newer); Sold after the valuation date
    $569,500
  • 404 Moonlight Ln, Keller, TX 76248
    July-15-2026 | 2,390 sqft | $272/sqft | built 1985 | 15% size difference (2,390 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $650,000
  • 425 Marlin Ln, Keller, TX 76248
    April-7-2026 | 2,232 sqft | $224/sqft | built 1974 | 7% size difference (2,232 sqft); Similar age (1974); Sold after the valuation date
    $500,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Tarrant 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.

Value history

No change in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$326,139$00.0%
2025$326,139−$36,238−10.0%
2024$362,377+$17,468+5.1%
2023$344,909+$31,355+10.0%
2022$313,554+$28,505+10.0%
2021$285,049——
5-year total+$41,090+14.4%