Collin Value

12978 Platt Dr, Frisco, TX 75035

4,128 sqft, built 2019, in Avondale Phase 2. Appraised at $858,959 for 2026.

Collin County account 2752273

In line with similar homes

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

Appraised value$858,959
Similar homes$870,842
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
$858,959
Tax year 2026
Living area
4,128 sqft
$208 per sqft
Year built
2019
Homestead
Yes
Owner-occupied exemption on file

What we found

Unequal assessment

Weak

1 of 8 similar homes is assessed lower per square foot. Their similarity-weighted median is $210.96/sqft, which supports a value of $870,842.

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 75035 and Avondale Phase 2 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 CCAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value increased 1.7% from $844,369 in 2025 to $858,959 in 2026.
  • Appraised value per square footThe current public record shows about $208 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Avondale Phase 2 neighborhood and ZIP 75035.
  • Neighborhood value signalAmong 234 residential records in the same neighborhood, the average appraised value is about $212 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +1.8% on average.

Comparable assessments

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

  • 12910 Platt Dr, Frisco, TX 75035
    4,072 sqft | $200/sqft | built 2019 | Similar size (4,072 vs 4,128 sqft); Built same year (2019); Similar lot size (8,341 vs 8,174 sqft)
    $816,000
  • 12864 Platt Dr, Frisco, TX 75035
    4,094 sqft | $208/sqft | built 2019 | Similar size (4,094 vs 4,128 sqft); Built same year (2019); Similar lot size (8,432 vs 8,174 sqft)
    $853,469
  • 13093 Edgemont Ln, Frisco, TX 75035
    4,122 sqft | $214/sqft | built 2019 | Similar size (4,122 vs 4,128 sqft); Built same year (2019); Similar lot size (8,553 vs 8,174 sqft)
    $883,000
  • 13037 Edgemont Ln, Frisco, TX 75035
    4,031 sqft | $215/sqft | built 2019 | Similar size (4,031 vs 4,128 sqft); Built same year (2019); Similar lot size (8,303 vs 8,174 sqft)
    $864,955
  • 12932 Platt Dr, Frisco, TX 75035
    4,025 sqft | $210/sqft | built 2019 | Similar size (4,025 vs 4,128 sqft); Built same year (2019); Similar lot size (8,295 vs 8,174 sqft)
    $844,000

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.

  • 12950 Allenwood Ave, Frisco, TX 75035
    August-28-2026 | 4,092 sqft | $232/sqft | built 2016 | Similar size (4,092 sqft); Similar age (2016); Sold after the valuation date
    $950,000
  • 7523 Bellingrath Dr, Frisco, TX 75035
    September-18-2026 | 3,910 sqft | $209/sqft | built 2013 | 5% size difference (3,910 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $819,000
  • 10865 Cardiff Ln, Frisco, TX 75035
    August-17-2026 | 4,004 sqft | $219/sqft | built 2012 | Similar size (4,004 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $875,000
  • 12932 Platt Dr, Frisco, TX 75035
    June-18-2026 | 4,025 sqft | $199/sqft | built 2019 | Similar size (4,025 sqft); Similar age (2019); Sold after the valuation date
    $799,000
  • 13802 El Toro Rd, Frisco, TX 75035
    August-24-2026 | 3,761 sqft | $199/sqft | built 2018 | 9% size difference (3,761 sqft); Similar age (2018); Sold after the valuation date
    $750,000

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

Value history

Up 1.7% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$858,959+$14,590+1.7%
2025$844,369+$48,248+6.1%
2024$796,121+$167,975+26.7%
2023$628,146+$62,832+11.1%
2022$565,314+$74,497+15.2%
2021$490,817+$21,325+4.5%
2020$469,492——
6-year total+$389,467+83.0%