Collin Value

45a Rhea Mills Cir, Prosper, TX 75078

1,631 sqft, built 1984, in Collin Green. Appraised at $618,028 for 2026.

Collin County account 1651910

Appraised value
$618,028
Tax year 2026
Living area
1,631 sqft
$379 per sqft
Year built
1984
Homestead
Yes
Owner-occupied exemption on file

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, Collin Green, 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 increased 15.2% from $536,466 in 2025 to $618,028 in 2026.
  • Appraised value per square footThe current public record shows about $379 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Collin Green neighborhood and ZIP 75078.
  • Neighborhood value signalAmong 122 residential records in the same neighborhood, the average appraised value is about $318 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +8.7% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 116 Collin Ct, Prosper, TX 75078
    1,592 sqft | $367/sqft | built 1988 | Similar size (1,592 vs 1,631 sqft); Similar age (1988 vs 1984); Similar lot size (47,393 vs 47,071 sqft)
    $584,173
  • 14b Rhea Mills Cir, Prosper, TX 75078
    1,624 sqft | $371/sqft | built 1985 | Similar size (1,624 vs 1,631 sqft); Similar age (1985 vs 1984); Similar lot size (43,773 vs 47,071 sqft)
    $602,938
  • 6b Rhea Mills Cir, Prosper, TX 75078
    1,593 sqft | $346/sqft | built 1985 | Similar size (1,593 vs 1,631 sqft); Similar age (1985 vs 1984); Similar lot size (43,582 vs 47,071 sqft)
    $551,478
  • 24a Rhea Mills Cir, Prosper, TX 75078
    1,688 sqft | $353/sqft | built 1983 | Similar size (1,688 vs 1,631 sqft); Similar age (1983 vs 1984); Similar lot size (44,261 vs 47,071 sqft)
    $595,884
  • 106 Collin Green Dr, Prosper, TX 75078
    1,668 sqft | $357/sqft | built 1987 | Similar size (1,668 vs 1,631 sqft); Similar age (1987 vs 1984); Similar lot size (50,007 vs 47,071 sqft)
    $594,821

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.

Public appraisal comparison for 2026. Prepared . Appraisal source: Collin Central Appraisal District. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 15.2% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$618,028+$81,562+15.2%
2025$536,466+$52,216+10.8%
2024$484,250−$27,384−5.4%
2023$511,634+$61,977+13.8%
2022$449,657+$124,238+38.2%
2021$325,419+$61,903+23.5%
2020$263,516——
6-year total+$354,512+134.5%