Collin Value

4400 Eagle Mountain Ave, Mckinney, TX 75071

3,410 sqft, built 2025, in Highland Lakes Phase 1. Appraised at $671,774 for 2026.

Collin County account 2930902

In line with similar homes

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

Appraised value$671,774
Similar homes$687,933
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
$671,774
Tax year 2026
Living area
3,410 sqft
$197 per sqft
Year built
2025

What we found

Unequal assessment

Weak

2 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $198.59/sqft, but land is valued apart from the home, and some of them have less land value per square foot of home than yours, which counts as $183,750. Counting your land in place of theirs where theirs is less, they support a value of $687,933.

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 75071, Highland Lakes Phase 1, and McKinney 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 changed from $110,250 in 2025 to $671,774 in 2026. A change this large often reflects new construction, a reclassification or a record correction, so check it against the county record.
  • Appraised value per square footThe current public record shows about $197 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Highland Lakes Phase 1 neighborhood and ZIP 75071.
  • Neighborhood value signalAmong 335 residential records in the same neighborhood, the average appraised value is about $180 per square foot.

Comparable assessments

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

  • 6716 Mill Creek Dr, Mckinney, TX 75071
    3,339 sqft | $207/sqft | built 2025 | Similar size (3,339 vs 3,410 sqft); Built same year (2025); Similar lot size (8,886 vs 8,755 sqft)
    $692,512
  • 4228 Cleburne Ln, Mckinney, TX 75071
    3,464 sqft | $200/sqft | built 2025 | Similar size (3,464 vs 3,410 sqft); Built same year (2025); Similar lot size (8,450 vs 8,755 sqft)
    $691,563
  • 4400 Fayette Dr, Mckinney, TX 75071
    3,528 sqft | $198/sqft | built 2024 | Similar size (3,528 vs 3,410 sqft); Similar age (2024 vs 2025); Similar lot size (8,799 vs 8,755 sqft)
    $699,917
  • 4049 Tawakoni Dr, Mckinney, TX 75071
    3,353 sqft | $199/sqft | built 2024 | Similar size (3,353 vs 3,410 sqft); Similar age (2024 vs 2025); Similar lot size (8,363 vs 8,755 sqft)
    $665,876
  • 4524 Fayette Dr, Mckinney, TX 75071
    3,425 sqft | $197/sqft | built 2023 | Similar size (3,425 vs 3,410 sqft); Similar age (2023 vs 2025); Similar lot size (9,321 vs 8,755 sqft)
    $673,704

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.

  • 324 Bay Laurel Rd, Mckinney, TX 75071
    September-17-2026 | 3,396 sqft | $206/sqft | built 2026 | Similar size (3,396 sqft); Similar age (2026); Sold after the valuation date
    $699,900
  • 3808 Launch Rd, Mckinney, TX 75071
    September-16-2026 | 3,575 sqft | $248/sqft | built 2026 | Similar size (3,575 sqft); Similar age (2026); Sold after the valuation date
    $887,322
  • 1420 Milton Ln, Mckinney, TX 75071
    September-17-2026 | 3,444 sqft | $139/sqft | built 2022 | Similar size (3,444 sqft); Similar age (2022); Sold after the valuation date
    $477,855
  • 4700 Starlight Dr, Mckinney, TX 75071
    September-21-2026 | 3,205 sqft | $192/sqft | built 2026 | 6% size difference (3,205 sqft); Similar age (2026); Sold after the valuation date
    $614,490
  • 3604 Cadogan St, Mckinney, TX 75071
    June-22-2026 | 3,329 sqft | $185/sqft | built 2024 | Similar size (3,329 sqft); Similar age (2024); Sold after the valuation date
    $615,000

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 509.3% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$671,774+$561,524+509.3%
2025$110,250——
1-year total+$561,524+509.3%