County directory · Texas · 2026–27
School districts in Grayson County, TX
Grayson County has 13 regular public school districts, enrolling 25,810 students in 2024–25. The largest is Sherman ISD (7,788 students, 30% of the county), followed by Denison ISD and Van Alstyne ISD. All 13 offer kindergarten. Texas's kindergarten cutoff: turn 5 by September 1.
The 13 districts, largest first
| District and office | Grades | Schools | Students | Kindergarten | District office contact |
|---|---|---|---|---|---|
| Sherman ISD 2701 N LOY LAKE RD, SHERMAN | Pre-K–12 | 16 | 7,788 | 519 | (903) 891-6400 |
| Denison ISD 1201 S RUSK AVE, DENISON | Pre-K–12 | 9 | 4,977 | 364 | (903) 462-7000 |
| Van Alstyne ISD 1096 N WACO, VAN ALSTYNE also serves Collin County | Pre-K–12 | 5 | 2,612 | 177 | (903) 482-8802 |
| Whitesboro ISD 115 FOURTH ST, WHITESBORO also serves Cooke County | Pre-K–12 | 4 | 1,802 | 115 | (903) 564-4200 |
| Pottsboro ISD 1401 KATY LN, POTTSBORO | Pre-K–12 | 3 | 1,453 | 104 | (903) 771-0083 |
| Howe ISD 105 W TUTT ST, HOWE | Pre-K–12 | 5 | 1,265 | 78 | (903) 745-4000 |
| Gunter ISD 213 N PRESTON RD, GUNTER | Pre-K–12 | 3 | 1,156 | 69 | (903) 433-4750 |
| Bells ISD 1550 OLE AMBROSE RD, BELLS | Pre-K–12 | 3 | 1,007 | 60 | (903) 965-3600 |
| S and S CISD #1 RAM DR, SADLER | Pre-K–12 | 4 | 944 | 54 | (903) 564-6051 |
| Whitewright ISD 315A HIGHLAND DR, WHITEWRIGHT also serves Collin County and Fannin County | Pre-K–12 | 3 | 801 | 52 | (903) 364-2155 |
| Tom Bean ISD 100 E GARNER, TOM BEAN | Pre-K–12 | 3 | 741 | 40 | (903) 546-6076 |
| Tioga ISD 855 MCKNIGHT RD, TIOGA | Pre-K–12 | 1 | 664 | 33 | (940) 202-2536 |
| Collinsville ISD 503 REEVES, COLLINSVILLE also serves Cooke County | Pre-K–12 | 2 | 600 | 47 | (903) 429-6272 |
Grayson County at a glance
Together the 13 districts run 61 schools from offices in 13 towns. The smallest by enrollment is Collinsville ISD, with 600 students; the median Grayson County district has 1,156. By grade span: 13 Pre-K–12.
Kindergarten in 2024–25, counting the 13 districts that report a K grade: 1,712 children. The biggest kindergarten was Sherman ISD's, with 519; Denison ISD had 364, and the smallest, Tioga ISD, had 33.
Grayson County holds 13 of Texas's 1,022 regular districts (1.3%) and 0.5% of its 5,108,224 public school students, ranking 8th of 253 counties by number of districts and 36th by enrollment. By size, 1 enroll 5,000 or more, 7 enroll 1,000 to 4,999 and 5 have fewer than 1,000 students, and the average school here has about 423 students.
4 districts reach past the county line: Van Alstyne ISD (into Collin County), Whitesboro ISD (into Cooke County), Whitewright ISD (into Collin County and Fannin County) and Collinsville ISD (into Cooke County).
Which district am I in?
Each district draws its own attendance zones, so your home address decides it, and with 4 of Grayson County's districts crossing county lines the county alone won't. There is no address lookup here; ask the district. Each one's own site:
Sherman ISD · Denison ISD · Van Alstyne ISD · Whitesboro ISD · Pottsboro ISD · Howe ISD · Gunter ISD · Bells ISD · S and S CISD · Whitewright ISD · Tom Bean ISD · Tioga ISD · Collinsville ISD
What grade will my child be in?
More in Texas
Every Texas district by county · Texas kindergarten cutoff
More Texas county directories: Collin County (14) · Dallas County (15) · Harris County (19) · Hidalgo County (16) · Nueces County (12) · Williamson County (11)