Tarrant Value

420 Sioux St, Keller, TX 76248

1,540 sqft, built 1974, in Difonzo Estates. Appraised at $233,100 for 2026.

Tarrant County account 03158012

In line with similar homes

8 similar homes nearby support a value at or above your county value.

Appraised value$233,100
Similar homes$328,589
No gap: similar homes are at or above the county value · bars start at $0

How sure: High · 8 similar homes (5 shown below) · public records only

Appraised value
$233,100
Tax year 2026 · after any cap, before exemptions
Living area
1,540 sqft
$151 per sqft
Year built
1974

What we found

Unequal assessment

Weak

1 of 8 similar homes is assessed lower per square foot. Their similarity-weighted median is $213.37/sqft, which supports a value of $328,589.

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, Difonzo Estates, 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 $233,100 in 2025 to $233,100 in 2026.
  • Appraised value per square footThe current public record shows about $151 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Difonzo Estates neighborhood and ZIP 76248.
  • Neighborhood value signalAmong 693 residential records in the same neighborhood, the average appraised value is about $207 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +1.6% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 300 Anita Ave, Keller, TX 76248
    1,537 sqft | $227/sqft | built 1975 | Similar size (1,537 vs 1,540 sqft); Similar age (1975 vs 1974); Similar lot size (10,528 vs 10,375 sqft)
    $349,652
  • 400 Sioux St, Keller, TX 76248
    1,584 sqft | $149/sqft | built 1974 | Similar size (1,584 vs 1,540 sqft); Built same year (1974); Similar lot size (10,793 vs 10,375 sqft)
    $236,000
  • 301 Sioux St, Keller, TX 76248
    1,531 sqft | $237/sqft | built 1976 | Similar size (1,531 vs 1,540 sqft); Similar age (1976 vs 1974); Similar lot size (10,528 vs 10,375 sqft)
    $362,288
  • 465 Cherokee Tr, Keller, TX 76248
    1,496 sqft | $213/sqft | built 1985 | Similar size (1,496 vs 1,540 sqft); Similar lot size (10,416 vs 10,375 sqft); Same neighborhood
    $319,200
  • 313 Cindy Ct, Keller, TX 76248
    1,509 sqft | $207/sqft | built 1987 | Similar size (1,509 vs 1,540 sqft); Similar lot size (10,377 vs 10,375 sqft); Same neighborhood
    $313,000

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.

  • 301 Gloria St, Keller, TX 76248
    September-22-2026 | 1,480 sqft | $270/sqft | built 1974 | Similar size (1,480 sqft); Similar age (1974); Sold after the valuation date
    $399,000
  • 577 Bluebonnet Dr, Keller, TX 76248
    July-20-2026 | 1,550 sqft | $245/sqft | built 1985 | Similar size (1,550 sqft); Sold after the valuation date
    $380,000
  • 325 Navajo Dr, Keller, TX 76248
    June-24-2026 | 1,480 sqft | $247/sqft | built 1973 | Similar size (1,480 sqft); Similar age (1973); Sold after the valuation date
    $365,000
  • 317 Sioux St, Keller, TX 76248
    May-14-2026 | 1,548 sqft | $162/sqft | built 1977 | Similar size (1,548 sqft); Similar age (1977); Sold after the valuation date
    $250,000
  • 435 Pearl St, Keller, TX 76248
    September-28-2026 | 1,664 sqft | $222/sqft | built 1979 | 8% size difference (1,664 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $369,000

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

No change in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$233,100$00.0%
2025$233,100−$25,900−10.0%
2024$259,000$00.0%
2023$259,000+$32,148+14.2%
2022$226,852+$44,680+24.5%
2021$182,172——
5-year total+$50,928+28.0%