Grayson County property tax protest check
Grayson Central Appraisal District appraised 45,855 single-family homes on its 2026 certified roll. We could compare 37,374 of them with similar homes nearby, and 17,769 of those (47.5%) look high.
This free, independent check uses the appraisal district's own values, not sale prices. Click your home on the map for a report that compares it with 5 similar homes nearby, and see the Playbook if you decide to protest on your own.
Check your Grayson County home on the map →
What Grayson County's 2026 certified roll shows
Added up, these homes are appraised $791 million above the typical value of the similar homes they were compared with.
We could not find 5 similar homes for the other 8,481 homes on the roll (an unusual size or age, or a rural home), so they are not part of the percentage.
Neighborhoods where the most homes look high
- Around W Gandy St: 59% of 63 homes we could compare look high
- Around Tee Taw Cir: 59% of 53 homes we could compare look high
- Around S Hazelwood St: 58% of 84 homes we could compare look high
- Around S Pecan St: 57% of 156 homes we could compare look high
- Around Gant Rd: 56% of 105 homes we could compare look high
These counts cover single-family homes only. Every county has some homes above similar homes and some below, so this is not proof the whole county is over-appraised.
Where Grayson County's homes are
No single city has most of the 30,198 homes with a homestead exemption. The largest counts are in Sherman (9,418), Denison (7,250), Van Alstyne (3,513) and Pottsboro (2,109).
By ZIP code, the most homestead homes are in 75020 (5,374), 75092 (5,272) and 75090 (3,906). The roll has homes in 23 ZIP codes in all.
How the largest cities compare
| City | Homes we could compare | Share that looks high | Median appraised value |
|---|---|---|---|
| Sherman | 13,599 | 46.4% | $242,336 |
| Denison | 9,408 | 49.1% | $205,801 |
| Van Alstyne | 3,943 | 42.8% | $416,849 |
| Pottsboro | 2,693 | 51.3% | $365,760 |
| Whitesboro | 1,706 | 49.4% | $260,780 |
| Gunter | 1,056 | 50.1% | $642,536 |
Each row counts the single-family homes with that city in their address. The county-wide share is 47.5%.
Grayson County questions
How many Grayson County homes look high on the 2026 roll?
17,769 of the 37,374 homes we could compare, or 47.5%. Each is appraised more than 2% above similar homes nearby on Grayson Central Appraisal District's 2026 certified roll.
What is the median appraised value of a Grayson County homestead?
$307,937 on the 2026 certified roll. That is the middle value of the 30,198 single-family homes with a homestead exemption.
When can I protest my Grayson County appraisal?
The 2026 protest season is closed. The next one starts when 2027 preliminary notices go out, usually in April or May. The deadline is generally May 15, or 30 days after your notice was delivered if that is later. Go by the date printed on your own notice. This page links to the appraisal district's protest page.
Which Grayson County city has the largest share of homes that look high?
Of the 6 largest cities, Pottsboro is highest: 51.3% of its 2,693 homes we could compare look high. Van Alstyne is lowest at 42.8% of 3,943. The county as a whole is at 47.5%.
Grayson Central Appraisal District
The district's website is graysonappraisal.org. You can look up any account at esearch.graysonappraisal.org. To protest, use Grayson Central Appraisal District's protest page. What notice and certified values mean
The numbers on this page come from the appraisal district's 2026 certified roll. We got it through a free public download, and our copy was last updated on July 17, 2026. The map also has the 2026 preliminary and 2025 certified rolls for Grayson County, and the year buttons on the map switch between them.
What happened when Grayson County owners protested
In 2024, the appraisal district received 4,708 protests. 79% of informal reviews ended with a lower value, and so did 63% of formal hearings. Together they took $26 million off appraised values. Paid agents or firms filed about 75% of the protests, and owners can also file on their own for free.
Source: Texas Comptroller Appraisal District Operations Survey (2024), with county-wide figures reported by the appraisal district.
Nearby counties
These counties border Grayson County:
More North Texas counties:
See all Texas counties we cover →
The fine print
Not legal advice. This page is an educational check built on public appraisal data. It is not affiliated with the Grayson Central Appraisal District or the State of Texas, and it does not file anything on your behalf — you are responsible for your own filings and deadlines. The regular spring protest window is closed on the 2026 certified roll. See the full Disclaimer & Terms of Use.
Built by an independent citizen developer. Not affiliated with the Grayson Central Appraisal District.