Total enrollment
4,974
+624 (+14%) vs SY 2020-21
Grimes County
Texas · Public K-12
From the largest high school to the smallest elementary school, Grimes County's 12 public schools collectively enroll about 4,974 K-12 students, with Navasota ISD the heaviest district by enrollment. By level, that breaks down as 5 elementary, 1 middle, and 5 high schools.
4-year change in Grimes County
SY 2020-21 vs SY 2024-25School count
12
+1 (+9%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How Grimes County ranks
Among counties| Measure | This county | In Texas | In the US |
|---|---|---|---|
| State test proficiency ranked highest first | 43.1% | #123 of 192 | N/A |
| Enrollment ranked largest first | 4,974 | #101 of 196 | #1,341 of 2,745 |
| Number of schools ranked most first | 12 | #108 of 196 | N/A |
| Students per teacher ranked fewest first | 13.2:1 | #81 of 196 | #995 of 2,655 |
| Free or reduced-price lunch share ranked highest first | 63.3% | #86 of 196 | #966 of 2,526 |
| Diversity index ranked most diverse first | 61.8% | #47 of 192 | #478 of 2,707 |
Counties need at least 3 schools and 1,000 students to be ranked. Test proficiency is ranked within the state only, since each state gives a different test. Each rank links to the full list.
Grimes County school rankings
Residents
31,340
all ages · ACS 5-yr
Schools
12
5 districts
Enrollment
4,974
students · NCES CCD
Median income
$69,803
Above Texas avg
Free/reduced lunch
63.3%
Above Texas avg
Elementary
5
2,268 students
Middle
1
690 students
High
5
1,767 students
Combined / other
1
249 students
LARGEST DISTRICT
NAVASOTA ISD
3,117 students · 5 districts in Grimes County
County vs. school enrollment demographics
Left bar is the racial makeup of Grimes County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".
County residents
School enrollment
Bachelor's+
19.7%
adults 25+
Poverty rate
10.0%
ACS 5-year
Unemployment
5.1%
civilian labor
Median age
40
22.4% under 18
Test scores in Grimes County
Latest 2025-26 ELA proficiency, 10 schools ranked. Texas state average: 55.6%.
Top 5 schools (ELA)
- IOLA H S· 73.0%
- ANDERSON-SHIRO EL· 69.0%
- ANDERSON-SHIRO JR/SR H S· 69.0%
- IOLA EL· 57.0%
- NAVASOTA H S· 50.0%
Lowest 5 schools (ELA)
- HIGH POINT EL· 32.0%
- BRULE EL· 37.0%
- JOHN C WEBB EL· 41.0%
- RICHARDS H S· 44.0%
- NAVASOTA J H· 48.0%
| Name | City | Level | Grades | Enrollment | Rating |
|---|---|---|---|---|---|
| NAVASOTA H S | Navasota | High | 09-12 | 919 | · |
| NAVASOTA J H | Navasota | Middle | 06-08 | 690 | · |
| JOHN C WEBB EL | Navasota | Elementary | PK-05 | 648 | · |
| ANDERSON-SHIRO JR/SR H S | Anderson | High | 06-12 | 521 | · |
| HIGH POINT EL | Navasota | Elementary | PK-05 | 519 | · |
| ANDERSON-SHIRO EL | Anderson | Elementary | PK-05 | 458 | · |
| BRULE EL | Navasota | Elementary | PK-05 | 332 | · |
| IOLA H S | Iola | High | 06-12 | 315 | · |
| IOLA EL | Iola | Elementary | PK-05 | 311 | · |
| RICHARDS H S | Richards | Combined | PK-12 | 249 | · |
| W B BIZZELL ACADEMY | Navasota | High | 09-12 | 9 | · |
| TRINITY CHARTER SCHOOL - PLANTERSVILLE CAMPUS | Plantersville | High | 09-12 | 3 | · |
Cities in Grimes County
About Grimes County
Grimes County is a thinly populated county of about 31,340 residents in Texas. Its public-school system educates approximately 4,974 students across 12 schools.
Zooming out, census numbers show median household income runs near $69,803, roughly 20% of adults have completed at least a four-year degree, and roughly 10% of residents live below the federal poverty line. That income level is 5% above the Texas median.
In terms of grade levels, Grimes County covers 5 elementary schools (2,268 students), 1 middle school (690), 5 high schools (1,767), and 1 combined or other schools.
The largest single district in Grimes County is NAVASOTA ISD, which alone enrolls about 3,117 students.
Looking at the last 4 years. Combined enrollment now sits at 4,974 students, rose 14% from the 4,350 reported in SY 2020-21. The school count climbed from 11 to 12 across the same 4-year window.
On this page, the community for Grimes County discusses comparison threads between local schools and program reviews. Anyone with firsthand knowledge of these schools is welcome to weigh in.
Frequently asked questions
DATA · Census ACS 5-year · NCES Common Core of Data