360,058 single-family homes, compared with their most similar neighbors.
Updated October 12, 2026. Source: Collin Central Appraisal District, 2026 data. Methodology
single-family homes compared
360,058
valued above similar homes nearby
45%
look worth protesting in 2026
81%
of decided 2026 protests got a reduction
75%
45% of Collin County homes are valued above similar homes nearby
We compared each of 360,058 single-family homes with its most similar neighbors (same neighborhood and quality, similar size and age). 45% have a house value above the median of those homes: together, $2.4 billion of house value above them. Texas lets you protest a value that is above the median of comparable homes.
289,962 Collin County homes look worth protesting in 2026
We rate 44,333 "Yes" and 245,629 "Maybe". If every one of them protested and got the reduction their comparables support, their owners could pay about $35 million less in property tax a year.
32% of Collin County homeowners protested in 2026, and 75% of decided protests got a reduction
Of 360,058 Collin County homeowners in our data, 114,474 protested their 2026 value; 73,882 of 98,506 decided protests lowered it, typically by $11,971 (2.2% of the value).
Collin County homeowners who protested on their own got bigger reductions than those who hired an agent: $19,014 vs. $11,159
The typical winning protest cut the value by 3.6% on your own vs. 2% with an agent.
On your own
$19,014
typical value cut among wins (3.6%)
Decided protests won
64%
Cost
$0–50
Off the yearly tax bill
about $276, all yours
With a paid agent
$11,159
typical value cut among wins (2%)
Decided protests won
78%
Cost
25–40% of the tax saved
Off the yearly tax bill
about $162, minus $40–$65 to the agent
Source: the Collin Central Appraisal District, 2026 protests. Tax figures at a typical 1.5% effective tax rate. Agent or do it yourself? · Methodology
An agent keeps 25–40% of what you save. Doing it yourself costs $0–50.
At a typical 1.5% tax rate, the typical win on your own takes about $276 a year off the tax bill, and you keep all of it. The typical agent win takes off about $162, and the agent keeps about $40–$65 of that. Filing is free, online or by mail, and there's no agent contract to renew or cancel each year.
101,414 Collin County homes valued above similar homes weren't protested
Their house values were above the median of the most similar neighbors, the comparison Texas law allows a protest on, but their owners didn't protest in 2026.
27% of Collin County homes have no homestead exemption on file
Usually a rental or second home. If it's your own home, a homestead exemption takes $140,000 off its school taxable value and caps yearly increases in taxable value at 10%; you apply with your appraisal district (Form 50-114).
"Above similar homes": share of homes whose house value is above the median of their most similar neighbors. "Worth protesting": homes we rate Yes or Maybe. "Won": share of decided protests that lowered the value.
Streets where most homes are valued above similar homes
Street
Homes
Above similar homes
Median gap
OXENFREE BLVD, Frisco
12
100%
+124%
KATE AVE, Plano
20
100%
+5.3%
PLACID POND DR, Frisco
16
100%
+3.3%
DEWY LAKE PL, Lavon
16
100%
+3.3%
BASKETFLOWER WAY, Prosper
12
100%
+2.5%
PARADISE LN, Lucas
14
100%
+1.8%
S BELFORD ST, Anna
18
100%
+1.7%
REDTAIL DR, Melissa
14
100%
+0.5%
HURON PEAK DR, Frisco
20
95%
+0.4%
BRISTOL ST, Celina
17
94%
+1.3%
Streets with at least 10 homes we could compare. "Median gap": how far the street's typical house value is from its comparables' median.
How to protest
The protest deadline is May 15, or 30 days after your appraisal notice was mailed, whichever is later. Check the date on your notice. New to this? Read how to protest.
Based on 2026 appraisal values and protest outcomes from the Collin Central Appraisal District. Estimates, not promises: every protest is decided on its own evidence.