Collin Value

2021 Harvard Ave, Prosper, TX 75078

5,142 sqft, built 2019, in Star Trail Phase One B. Appraised at $1,403,800 for 2026.

Collin County account 2766434

Likely too high

about $60,000

8 similar homes nearby point to a value about $60,000 lower than yours.

Appraised value$1,403,800
Similar homes$1,343,501
$60,299 gap · bars start at $0

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

Appraised value
$1,403,800
Tax year 2026
Living area
5,142 sqft
$273 per sqft
Year built
2019
Homestead
Yes
Owner-occupied exemption on file

Why we think so

Unequal assessment

Strong

5 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $258.57/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 $312,500. Counting your land in place of theirs where theirs is less, they support a value of $1,343,501.

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, Star Trail Phase One 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 0.2% from $1,406,393 in 2025 to $1,403,800 in 2026.
  • Appraised value per square footThe current public record shows about $273 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Star Trail Phase One B neighborhood and ZIP 75078.
  • Neighborhood value signalAmong 422 residential records in the same neighborhood, the average appraised value is about $289 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +3.8% on average.

Comparable assessments

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

  • 1701 Dartmouth Cir, Prosper, TX 75078
    5,382 sqft | $259/sqft | built 2018 | Similar size (5,382 vs 5,142 sqft); Similar age (2018 vs 2019); Similar lot size (14,753 vs 15,079 sqft)
    $1,391,597
  • 2090 Bryn Mawr Dr, Prosper, TX 75078
    4,886 sqft | $291/sqft | built 2020 | Similar size (4,886 vs 5,142 sqft); Similar age (2020 vs 2019); Similar lot size (15,681 vs 15,079 sqft)
    $1,423,000
  • 2001 Harvard Ave, Prosper, TX 75078
    4,750 sqft | $280/sqft | built 2020 | 8% smaller (4,750 vs 5,142 sqft); Similar age (2020 vs 2019); Similar lot size (14,647 vs 15,079 sqft)
    $1,328,000
  • 2070 Ivywood Ln, Prosper, TX 75078
    4,889 sqft | $293/sqft | built 2020 | Similar size (4,889 vs 5,142 sqft); Similar age (2020 vs 2019); Similar lot size (16,552 vs 15,079 sqft)
    $1,434,000
  • 2110 Bryn Mawr Dr, Prosper, TX 75078
    4,647 sqft | $253/sqft | built 2021 | 10% smaller (4,647 vs 5,142 sqft); Similar age (2021 vs 2019); Similar lot size (14,810 vs 15,079 sqft)
    $1,175,000

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.

  • 1640 Dublin Ridge Dr, Prosper, TX 75078
    July-8-2026 | 5,079 sqft | $236/sqft | built 2019 | Similar size (5,079 sqft); Similar age (2019); Sold after the valuation date
    $1,200,000
  • 1600 Wichita Dr, Prosper, TX 75078
    October-1-2026 | 4,637 sqft | $216/sqft | built 2018 | 10% size difference (4,637 sqft); Similar age (2018); Sold after the valuation date
    $1,000,000
  • 750 Essex Dr, Prosper, TX 75078
    August-14-2026 | 5,385 sqft | $214/sqft | built 2012 | Similar size (5,385 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $1,150,000
  • 1600 Mountain Creek Ln, Prosper, TX 75078
    July-13-2026 | 4,893 sqft | $235/sqft | built 2017 | Similar size (4,893 sqft); Similar age (2017); Sold after the valuation date
    $1,150,000
  • 2940 Sunny Hill Ln, Prosper, TX 75078
    July-2-2026 | 4,952 sqft | $237/sqft | built 2015 | Similar size (4,952 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $1,175,000

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 0.2% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$1,403,800−$2,593−0.2%
2025$1,406,393+$2,516+0.2%
2024$1,403,877+$1,794+0.1%
2023$1,402,083+$350,688+33.4%
2022$1,051,395+$174,430+19.9%
2021$876,965+$14,362+1.7%
2020$862,603——
6-year total+$541,197+62.7%