| A+ Unlimited Potential - UniversityMiddleA+ Unlimited Potential | 6–8 | 156 | 31.2 | — |
| A+up High SchoolHighA+ Unlimited Potential | 9–10 | 47 | 15.7 | — |
| Academy of Accelerated LearningElementaryMiddleAcademy of Accelerated Learning INC | Pre-K–8 | 738 | 17.2 | — |
| Accelerated Int Charter SchoolMiddleAccelerated Intermediate Academy | 7–8 | 21 | 21.0 | — |
| Accelerated Interdisciplinary AcademyElementaryMiddleAccelerated Intermediate Academy | Pre-K–6 | 161 | 20.1 | — |
| Alief Montessori Community SchoolElementaryMiddle | Pre-K–8 | 367 | 20.4 | — |
| Amigos Por Vida-Friends for Life Charter SchoolElementaryAmigos Por Vida-Friends for Life Pub Charter School | Pre-K–5 | 524 | 18.1 | — |
| Aristoi Classical Academy-CypressElementaryMiddleHighAristoi Classical Academy | K–9 | 511 | 16.0 | — |
| Arrow Academy - Harvest Preparatory AcademyElementaryMiddleArrow Academy | K–6 | 141 | 14.1 | — |
| Baker-Ripley Charter SchoolElementaryBakerripley Community Schools | Pre-K–5 | 398 | 15.9 | — |
| Beatrice Mayes Institute Charter SchoolElementaryMiddle | K–8 | 558 | 15.9 | — |
| Beta AcademyMiddleHigh | 6–12 | 537 | 23.3 | — |
| Beta AcademyElementary | Pre-K–5 | 1,032 | 22.9 | — |
| Bloom Academy Charter SchoolElementary | K–5 | 302 | 21.6 | — |
| Brazos School for Inquiry and Creativity TidwellElementaryMiddleBrazos School for Inquiry & Creativity | Pre-K–6 | 151 | 15.1 | — |
| Cornerstone AcademyMiddleSpring Branch ISD | 6–8 | 423 | 15.1 | — |
| Draw AcademyElementaryMiddle | Pre-K–8 | 696 | 30.3 | — |
| Early College STEM AcademyMiddleRaul Yzaguirre Schools for Success | 6–8 | 275 | 14.5 | — |
| Early College T-STEM AcademyHighRaul Yzaguirre Schools for Success | 9–12 | 303 | 14.4 | — |
| Eastex-Jensen Neighborhood SchoolElementaryTexas College Preparatory Academies | Pre-K–K | 48 | 12.0 | — |
| Elevate CollegiateElementaryElevate Collegiate Charter School | Pre-K–5 | 192 | 21.3 | — |
| Energized for Excellence Academy EccHouston ISD | Pre-K | 192 | 21.3 | — |
| Energized for Excellence Academy ElementaryElementaryHouston ISD | K–5 | 857 | 28.6 | — |
| Energized for Excellence Academy INC MiddleMiddleHouston ISD | 6–8 | 515 | 32.2 | — |
| Energized for STEM Academy High SchoolHighHouston ISD | 9–12 | 520 | 28.9 | — |
| Energized for STEM Academy MiddleMiddleHouston ISD | 6–8 | 335 | 37.2 | — |
| Etoile Academy Charter SchoolElementaryMiddle | K–8 | 676 | 16.9 | — |
| Etoile Academy Charter School-BissonnetElementaryMiddleEtoile Academy Charter School | K–7 | 303 | 16.8 | — |
| Excel Academy Education Transition CenterHighExcel Academy | 9–11 | 58 | 11.6 | — |
| Friends for Life MiddleMiddleAmigos Por Vida-Friends for Life Pub Charter School | 6–8 | 226 | 16.1 | — |
| George I Sanchez CharterElementaryMiddleHigh | Pre-K–12 | 726 | 21.4 | — |
| George I Sanchez NorthElementaryMiddleHighGeorge I Sanchez Charter | Pre-K–12 | 394 | 19.7 | — |
| Harmony School of Achievement - HoustonElementaryHarmony Public Schools - Houston North | K–5 | 694 | 18.8 | — |
| Harmony School of Advancement-HoustonHighHarmony Public Schools - Houston North | 9–12 | 752 | 17.1 | — |
| Harmony School of Discovery - HoustonMiddleHighHarmony Public Schools - Houston North | 6–12 | 858 | 15.9 | — |
| Harmony School of Endeavor-HoustonElementaryMiddleHarmony Public Schools - Houston North | K–8 | 561 | 15.2 | — |
| Harmony School of Enrichment - HoustonElementaryHarmony Public Schools - Houston North | K–5 | 664 | 17.0 | — |
| Harmony School of Excellence-HoustonElementaryMiddleHarmony Public Schools - Houston North | K–8 | 1,165 | 16.4 | — |
| Harmony School of Exploration- HoustonElementaryHarmony Public Schools - Houston South | Pre-K–5 | 687 | 13.2 | — |
| Harmony School of Fine Arts and Technology-HoustonElementaryMiddleHarmony Public Schools - Houston South | K–8 | 742 | 15.8 | — |
| Harmony School of Ingenuity-HoustonMiddleHighHarmony Public Schools - Houston South | 6–12 | 727 | 15.5 | — |
| Harmony School of Innovation - HoustonMiddleHarmony Public Schools - Houston South | 6–8 | 497 | 14.6 | — |
| Harmony School of Technology-HoustonMiddleHarmony Public Schools - Houston North | 6–8 | 703 | 17.1 | — |
| Harmony Science Academy-HoustonHighHarmony Public Schools - Houston South | 9–12 | 750 | 16.0 | — |
| Harmony Virtual AcademyElementaryMiddleHighVirtualHarmony Public Schools - Houston South | K–12 | 260 | 14.4 | Virtual |
| Harris County Juvenile Detention CenterElementaryMiddleHighExcel Academy | 4–12 | 165 | 11.8 | — |
| Houston ClassicalElementaryHouston Classical Charter School | Pre-K–5 | 342 | 20.1 | — |
| Houston Gateway AcademyElementaryMiddleHouston Gateway Academy INC | Pre-K–8 | 613 | 18.0 | — |
| Houston Gateway Academy - Coral CampusElementaryMiddleHighHouston Gateway Academy INC | Pre-K–12 | 961 | 24.6 | — |
| Houston Gateway Academy INC Elite College PrepElementaryMiddleHouston Gateway Academy INC | Pre-K–8 | 583 | 21.6 | — |
| Houston Heights Charter SchoolHighHouston Heights High School | 9–12 | 192 | 11.3 | — |
| IDEA Hardy AcademyElementaryIDEA Public Schools | K–5 | 705 | 23.5 | — |
| IDEA Hardy College PreparatoryMiddleHighIDEA Public Schools | 6–10 | 635 | 18.1 | — |
| IDEA Lake Houston AcademyElementaryIDEA Public Schools | K–5 | 719 | 23.2 | — |
| IDEA Lake Houston College PreparatoryMiddleHighIDEA Public Schools | 6–9 | 499 | 19.2 | — |
| IDEA Spears AcademyElementaryIDEA Public Schools | K–5 | 728 | 23.5 | — |
| IDEA Spears College PreparatoryMiddleHighIDEA Public Schools | 6–10 | 617 | 20.6 | — |
| Ignite Community School - FallbrookElementaryMiddleHighTexas College Preparatory Academies | K–11 | 208 | 16.0 | — |
| ILTEXAS Houston Orem ElementaryElementaryInternational Leadership of Texas (ILTEXAS) | Pre-K–5 | 837 | 17.1 | — |
| ILTEXAS Houston Orem MiddleMiddleInternational Leadership of Texas (ILTEXAS) | 6–8 | 410 | 17.8 | — |
| ILTEXAS Houston Windmill Lakes ElementaryElementaryInternational Leadership of Texas (ILTEXAS) | Pre-K–5 | 736 | 15.0 | — |
| ILTEXAS Houston Windmill Lakes MiddleMiddleInternational Leadership of Texas (ILTEXAS) | 6–8 | 449 | 18.0 | — |
| ILTEXAS Houston Windmill Lakes Orem High SchoolHighInternational Leadership of Texas (ILTEXAS) | 9–12 | 837 | 15.5 | — |
| ILTEXAS Westpark ElementaryElementaryInternational Leadership of Texas (ILTEXAS) | Pre-K–5 | 852 | 15.5 | — |
| ILTEXAS Westpark MiddleMiddleInternational Leadership of Texas (ILTEXAS) | 6–8 | 440 | 16.9 | — |
| Ischool High - AtascocitaHighTexas College Preparatory Academies | 9–12 | 148 | 24.7 | — |
| Ischool High at University ParkMiddleHighTexas College Preparatory Academies | 6–12 | 433 | 24.1 | — |
| Ki Charter - KingwoodElementaryMiddleHighKi Charter | 3–12 | 21 | 10.5 | — |
| KIPP 3d AcademyElementaryMiddleKIPP Texas Public Schools | 5–8 | 513 | 27.0 | — |
| KIPP Academy MiddleElementaryMiddleKIPP Texas Public Schools | 5–8 | 508 | 25.4 | — |
| KIPP Climb AcademyElementaryKIPP Texas Public Schools | Pre-K–4 | 679 | 19.4 | — |
| KIPP Connect Houston PriElementaryKIPP Texas Public Schools | Pre-K–5 | 1,056 | 24.0 | — |
| KIPP Connect PreparatoryMiddleHighKIPP Texas Public Schools | 6–12 | 979 | 20.4 | — |
| KIPP Dream PrepElementaryKIPP Texas Public Schools | Pre-K–4 | 929 | 23.8 | — |
| KIPP East End High SchoolHighKIPP Texas Public Schools | 9–12 | 625 | 16.9 | — |
| KIPP Explore AcademyElementaryKIPP Texas Public Schools | Pre-K–4 | 756 | 21.0 | — |
| KIPP Generations CollegiateHighKIPP Texas Public Schools | 9–12 | 614 | 15.7 | — |
| KIPP Houston High SchoolHighKIPP Texas Public Schools | 9–12 | 642 | 18.3 | — |
| KIPP Intrepid PreparatoryElementaryMiddleKIPP Texas Public Schools | 5–8 | 509 | 23.1 | — |
| KIPP Legacy PreparatoryElementaryKIPP Texas Public Schools | Pre-K–4 | 820 | 21.6 | — |
| KIPP Liberation College PreparatoryElementaryMiddleKIPP Texas Public Schools | 5–8 | 405 | 19.3 | — |
| KIPP Mosaic Academy SchoolMiddleHighKIPP Texas Public Schools | 6–10 | 788 | 22.5 | — |
| KIPP Mosaic PriElementaryKIPP Texas Public Schools | Pre-K–5 | 1,092 | 25.4 | — |
| KIPP Nexus MiddleElementaryMiddleKIPP Texas Public Schools | 5–8 | 432 | 18.8 | — |
| KIPP Nexus PriElementaryKIPP Texas Public Schools | Pre-K–4 | 739 | 21.7 | — |
| KIPP Northeast College PreparatoryHighKIPP Texas Public Schools | 9–12 | 614 | 17.1 | — |
| KIPP Peace ElementaryElementaryKIPP Texas Public Schools | Pre-K–4 | 525 | 21.9 | — |
| KIPP Polaris Academy for BoysElementaryMiddleKIPP Texas Public Schools | 5–8 | 341 | 17.1 | — |
| KIPP Prime College PreparatoryElementaryMiddleKIPP Texas Public Schools | 5–8 | 453 | 21.6 | — |
| KIPP Sharp PrepElementaryKIPP Texas Public Schools | Pre-K–5 | 1,078 | 24.0 | — |
| KIPP Sharpstown College PrepMiddleHighKIPP Texas Public Schools | 6–11 | 789 | 21.9 | — |
| KIPP Shine PrepElementaryKIPP Texas Public Schools | Pre-K–4 | 920 | 24.2 | — |
| KIPP Spirit College PrepElementaryMiddleKIPP Texas Public Schools | 5–8 | 532 | 26.6 | — |
| KIPP Sunnyside High SchoolHighKIPP Texas Public Schools | 9–12 | 622 | 17.3 | — |
| KIPP Unity PriElementaryKIPP Texas Public Schools | Pre-K–5 | 1,050 | 22.8 | — |
| KIPP Voyage Academy for GirlsElementaryMiddleKIPP Texas Public Schools | 5–8 | 368 | 18.4 | — |
| KIPP Zenith AcademyElementaryKIPP Texas Public Schools | Pre-K–4 | 780 | 24.4 | — |
| Leonel Castillo Early Childhood STEM AcademyElementaryRaul Yzaguirre Schools for Success | Pre-K–K | 69 | 23.0 | — |
| Meyerpark ElementaryElementaryMiddleMeyerpark Charter | Pre-K–8 | 296 | 14.8 | — |
| Mount Carmel AcademyHighHouston ISD | 9–12 | 194 | 32.3 | — |
| Nci Charter School Without WallsBakerripley Community Schools | Pre-K | 891 | 20.7 | — |
| New Neighbor CampusBakerripley Community Schools | Pre-K | 33 | 33.0 | — |
| North Central ElementaryElementaryYES Prep Public Schools INC | Pre-K–5 | 863 | 17.6 | — |
| North East STEM AcademyMiddleRaul Yzaguirre Schools for Success | 6–8 | 133 | 19.0 | — |
| North Forest ElementaryElementaryYES Prep Public Schools INC | Pre-K–5 | 772 | 16.1 | — |
| Phoenix School at Southwest SchoolsElementaryMiddleHighSouthwest Public Schools | 5–12 | 107 | — | — |
| Premier High School - Houston - HobbyHighPremier High Schools | 9–12 | 97 | 24.2 | — |
| Premier High School - Houston (greenspoint)HighPremier High Schools | 9–12 | 60 | 20.0 | — |
| Premier High School - Houston (sharpstown)HighPremier High Schools | 9–12 | 91 | 45.5 | — |
| Premier High School Houston Gallery NorthHighPremier High Schools | 9–12 | 108 | 21.6 | — |
| Premier High School-Houston (champions)HighPremier High Schools | 9–12 | 109 | 18.2 | — |
| Pro-Vision MiddleMiddleThe Pro-Vision Academy | 6–8 | 140 | 23.3 | — |
| Pstem AcademyElementaryRaul Yzaguirre Schools for Success | Pre-K–5 | 482 | 19.3 | — |
| Reve Preparatory Charter SchoolElementaryMiddle | Pre-K–8 | 237 | — | — |
| Richard Milburn Academy Houston (suburban)HighRichard Milburn Alter High School (killeen) | 9–12 | 157 | 31.4 | — |
| Ripley House Charter SchoolElementaryBakerripley Community Schools | Pre-K–5 | 322 | 16.9 | — |
| Ripley House Middle CampusMiddleBakerripley Community Schools | 6–8 | 164 | 16.4 | — |
| Ser-Ninos Charter El IIElementarySer-Ninos Charter School | Pre-K–5 | 246 | 24.6 | — |
| Ser-Ninos Charter ElementaryElementarySer-Ninos Charter School | Pre-K–5 | 512 | 18.3 | — |
| Ser-Ninos Charter HighHighSer-Ninos Charter School | 9–11 | 169 | 13.0 | — |
| Ser-Ninos Charter MiddleMiddleSer-Ninos Charter School | 6–8 | 266 | 16.6 | — |
| Southeast ElementaryElementaryYES Prep Public Schools INC | Pre-K–5 | 816 | 16.7 | — |
| Southside ElementaryElementaryYES Prep Public Schools INC | Pre-K–5 | 675 | 14.4 | — |
| Southwest Public Schools College &career Prep AcademyHighSouthwest Public Schools | 9–12 | 462 | — | — |
| Southwest Public Schools Int'L Leadership AcademyElementarySouthwest Public Schools | Pre-K–5 | 526 | 87.7 | — |
| Southwest Public Schools LEAD &global Studies AcademyMiddleSouthwest Public Schools | 6–8 | 284 | 94.7 | — |
| Southwest Public Schools Visual & Perf Arts AcademyElementarySouthwest Public Schools | Pre-K–5 | 487 | 81.2 | — |
| Sst AdvancementElementaryMiddleSchool of Science and Technology Discovery | Pre-K–8 | 646 | 17.9 | — |
| Sst ChampionsElementaryMiddleHighSchool of Science and Technology | Pre-K–12 | 1,660 | 16.9 | — |
| Step Charter ElementaryElementaryMiddleStep Charter School | K–8 | 293 | 15.4 | — |
| Step Charter IIElementaryMiddleStep Charter School | K–8 | 324 | 16.2 | — |
| Step Charter IIIElementaryStep Charter School | K–3 | 76 | 10.9 | — |
| Texans Can Academy - Houston NorthHighTexans Can Academies | 9–12 | 254 | 42.3 | — |
| Texans Can Academy - Houston SouthwestHighTexans Can Academies | 9–12 | 410 | 29.3 | — |
| Texas Connections Academy at HoustonElementaryMiddleHighVirtualHouston ISD | 3–12 | 8,641 | 31.0 | Virtual |
| Texasworks - Houston-ChampionsHighTexas Works | 9–12 | 12 | 12.0 | — |
| Texasworks - Houston-Gallery FurnitureHighTexas Works | 9–12 | 17 | — | — |
| Texasworks - Houston-HobbyHighTexas Works | 9–12 | 5 | 5.0 | — |
| The Lawson AcademyElementaryMiddle | Pre-K–8 | 235 | 19.6 | — |
| The Pro-Vision AcademyHigh | 9–12 | 212 | 21.2 | — |
| The Rhodes School - HumbleElementaryMiddleThe Rhodes School for Performing Arts | Pre-K–8 | 236 | 12.4 | — |
| The Rhodes School - Northshore CampusElementaryMiddleThe Rhodes School for Performing Arts | Pre-K–6 | 200 | 11.8 | — |
| The Varnett School - EastElementaryMiddleThe Varnett Public School | Pre-K–6 | 275 | 15.3 | — |
| The Varnett School - NortheastElementaryMiddleThe Varnett Public School | Pre-K–8 | 354 | 16.1 | — |
| Two Dimensions Preparatory AcademyElementary | Pre-K–5 | 144 | 16.0 | — |
| Two Dimensions/VickeryElementaryTwo Dimensions Preparatory Academy | Pre-K–5 | 203 | 16.9 | — |
| Up Excellence AcademyElementary | Pre-K–5 | 36 | 6.0 | — |
| Varnett Charter SchoolElementaryMiddleThe Varnett Public School | Pre-K–8 | 530 | 19.6 | — |
| Westchase Neighborhood SchoolElementaryMiddleTexas College Preparatory Academies | Pre-K–8 | 595 | 17.0 | — |
| Westchester Academy for International StudiesMiddleHighSpring Branch ISD | 6–12 | 864 | 13.9 | — |
| Yellowstone College PreparatoryMiddleHigh | 6–10 | 321 | 15.3 | — |
| YES Prep - 5th WardMiddleHighYES Prep Public Schools INC | 6–12 | 933 | 15.8 | — |
| YES Prep - Brays OaksMiddleHighYES Prep Public Schools INC | 6–12 | 1,051 | 18.1 | — |
| YES Prep - East EndMiddleHighYES Prep Public Schools INC | 6–12 | 1,014 | 15.8 | — |
| YES Prep - GulftonMiddleHighYES Prep Public Schools INC | 6–12 | 1,039 | 17.0 | — |
| YES Prep - HobbyMiddleHighYES Prep Public Schools INC | 6–11 | 685 | 16.3 | — |
| YES Prep - North CentralMiddleHighYES Prep Public Schools INC | 6–12 | 1,002 | 17.3 | — |
| YES Prep - NorthlineMiddleHighYES Prep Public Schools INC | 6–12 | 1,004 | 17.0 | — |
| YES Prep - NorthsideMiddleHighYES Prep Public Schools INC | 6–12 | 948 | 16.1 | — |
| YES Prep - NorthwestMiddleHighYES Prep Public Schools INC | 6–12 | 940 | 15.4 | — |
| YES Prep - SoutheastMiddleHighYES Prep Public Schools INC | 6–12 | 854 | 15.5 | — |
| YES Prep - SouthsideMiddleHighYES Prep Public Schools INC | 6–12 | 860 | 15.1 | — |
| YES Prep - SouthwestMiddleHighYES Prep Public Schools INC | 6–12 | 1,060 | 18.6 | — |
| YES Prep - WestMiddleHighYES Prep Public Schools INC | 6–12 | 990 | 16.5 | — |
| YES Prep - White OakMiddleHighYES Prep Public Schools INC | 6–12 | 942 | 17.1 | — |
| YES Prep Airline ElementaryElementaryYES Prep Public Schools INC | Pre-K–4 | 632 | 14.4 | — |
| YES Prep East End ElementaryElementaryYES Prep Public Schools INC | Pre-K–4 | 607 | 16.4 | — |
| YES Prep Hobby ElementaryElementaryYES Prep Public Schools INC | Pre-K–2 | 186 | 10.3 | — |
| YES Prep North ForestMiddleHighYES Prep Public Schools INC | 6–12 | 991 | 16.2 | — |
| YES Prep North Rankin ElementaryElementaryYES Prep Public Schools INC | Pre-K–2 | 262 | 13.1 | — |
| YES Prep Southwest Oaks ElementaryElementaryYES Prep Public Schools INC | Pre-K–2 | 447 | 16.6 | — |