Collin Value

1840 Mountain Creek Ln, Prosper, TX 75078

4,123 sqft, built 2016, in Lakes Of La Cima Estates Phase Seven B. Appraised at $1,000,509 for 2026.

Collin County account 2726621

In line with similar homes

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

Appraised value$1,000,509
Similar homes$1,006,094
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
$1,000,509
Tax year 2026
Living area
4,123 sqft
$243 per sqft
Year built
2016
Homestead
Yes
Owner-occupied exemption on file

What we found

Unequal assessment

Weak

4 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $243.58/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 $300,000. Counting your land in place of theirs where theirs is less, they support a value of $1,006,094.

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 75078, Lakes Of La Cima Estates Phase Seven B, Celina, and Prosper 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 decreased 2.4% from $1,024,652 in 2025 to $1,000,509 in 2026.
  • Appraised value per square footThe current public record shows about $243 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lakes Of La Cima Estates Phase Seven B neighborhood and ZIP 75078.
  • Neighborhood value signalAmong 200 residential records in the same neighborhood, the average appraised value is about $227 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -6.3% on average.

Comparable assessments

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

  • 1841 Cypress Lake Ln, Prosper, TX 75078
    4,114 sqft | $189/sqft | built 2015 | Similar size (4,114 vs 4,123 sqft); Similar age (2015 vs 2016); Similar lot size (14,123 vs 14,230 sqft)
    $779,000
  • 1731 Thackery Ln, Prosper, TX 75078
    4,101 sqft | $249/sqft | built 2016 | Similar size (4,101 vs 4,123 sqft); Built same year (2016); Similar lot size (14,000 vs 14,230 sqft)
    $1,023,098
  • 1720 Mountain Creek Ln, Prosper, TX 75078
    4,084 sqft | $230/sqft | built 2016 | Similar size (4,084 vs 4,123 sqft); Built same year (2016); Similar lot size (14,000 vs 14,230 sqft)
    $938,000
  • 1830 Thackery Ln, Prosper, TX 75078
    4,166 sqft | $248/sqft | built 2016 | Similar size (4,166 vs 4,123 sqft); Built same year (2016); Similar lot size (14,000 vs 14,230 sqft)
    $1,032,893
  • 1550 Thackery Ln, Prosper, TX 75078
    4,147 sqft | $245/sqft | built 2017 | Similar size (4,147 vs 4,123 sqft); Similar age (2017 vs 2016); Similar lot size (14,000 vs 14,230 sqft)
    $1,014,825

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.

  • 1650 Chisholm Trl, Prosper, TX 75078
    August-28-2026 | 4,042 sqft | $186/sqft | built 2016 | Similar size (4,042 sqft); Similar age (2016); Sold after the valuation date
    $750,000
  • 1300 Waterton Dr, Prosper, TX 75078
    August-13-2026 | 4,213 sqft | $214/sqft | built 2018 | Similar size (4,213 sqft); Similar age (2018); Sold after the valuation date
    $900,000
  • 1980 Cornell Dr, Prosper, TX 75078
    September-11-2026 | 4,042 sqft | $334/sqft | built 2021 | Similar size (4,042 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $1,349,000
  • 1600 Wichita Dr, Prosper, TX 75078
    October-1-2026 | 4,637 sqft | $216/sqft | built 2018 | 12% size difference (4,637 sqft); Similar age (2018); Sold after the valuation date
    $1,000,000
  • 770 Evening Sun Dr, Prosper, TX 75078
    August-31-2026 | 3,759 sqft | $205/sqft | built 2013 | 9% size difference (3,759 sqft); Similar age (2013); Sold after the valuation date
    $770,000

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

Down 2.4% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$1,000,509−$24,143−2.4%
2025$1,024,652+$146,340+16.7%
2024$878,312−$135,229−13.3%
2023$1,013,541+$194,140+23.7%
2022$819,401+$216,573+35.9%
2021$602,828+$58,852+10.8%
2020$543,976——
6-year total+$456,533+83.9%