Largest Schools in Katy (2025)
Schools with the highest enrollment. Ranked by the Success Index (US) from official American data; 87 schools in Katy, Texas. Rank positions shown on each profile are within United States and Texas.
- 183Seven Lakes H SKaty · Public HighEnrollment: 3,773
- 276Cinco Ranch H SKaty · Public HighEnrollment: 3,740
- 367Katy H SKaty · Public HighEnrollment: 3,543
- 456Paetow H SKaty · Public HighEnrollment: 3,447
- 574Taylor H SKaty · Public HighEnrollment: 3,384
- 671Jordan H SKaty · Public HighEnrollment: 3,330
- 747Cypress Lakes H SKaty · Public HighEnrollment: 3,175
- 882Tompkins H SKaty · Public HighEnrollment: 3,155
- 950Morton Ranch H SKaty · Public HighEnrollment: 2,944
- 1085Beckendorff J HKaty · Public MiddleEnrollment: 1,674
- 1187Seven Lakes J HKaty · Public MiddleEnrollment: 1,571
- 1283Woodcreek J HKaty · Public MiddleEnrollment: 1,566
- 1368Robertson ElKaty · Public ElementaryEnrollment: 1,508
- 1486Tays J HKaty · Public MiddleEnrollment: 1,462
- 1580Cinco Ranch J HKaty · Public MiddleEnrollment: 1,455
- 1640Thornton MiddleKaty · Public MiddleEnrollment: 1,424
- 1785Jenks ElKaty · Public ElementaryEnrollment: 1,356
- 1869Harmony Science Academy-KatyKaty · Charter ElementaryEnrollment: 1,347
- 1985Woodcreek ElKaty · Public ElementaryEnrollment: 1,301
- 2086Hazel S Pattison ElKaty · Public ElementaryEnrollment: 1,265
- 2155Russell & Cindi Faldyn ElKaty · Public ElementaryEnrollment: 1,263
- 2284Rodger & Ellen Beck J HKaty · Public MiddleEnrollment: 1,239
- 2352Haskett J HKaty · Public MiddleEnrollment: 1,208
- 2450Morton Ranch J HKaty · Public MiddleEnrollment: 1,205
- 2560David & Terri Youngblood ElKaty · Public ElementaryEnrollment: 1,186
- 2685Campbell ElKaty · Public ElementaryEnrollment: 1,173
- 2748Tamarron ElKaty · Public ElementaryEnrollment: 1,167
- 2865Katy J HKaty · Public MiddleEnrollment: 1,155
- 2981Garland McMeans J HKaty · Public MiddleEnrollment: 1,133
- 3043Harmony School of Excellence - KatyKaty · Charter ElementaryEnrollment: 1,123
- 3150Franz ElKaty · Public ElementaryEnrollment: 1,115
- 3252Stockdick J HKaty · Public MiddleEnrollment: 1,103
- 3333Duryea ElKaty · Public ElementaryEnrollment: 1,089
- 3490Tom Wilson ElKaty · Public ElementaryEnrollment: 1,058
- 3589Ray and Jamie Wolman ElKaty · Public ElementaryEnrollment: 1,054
- 3654Leonard ElKaty · Public ElementaryEnrollment: 1,051
- 3762McElwain ElKaty · Public ElementaryEnrollment: 1,039
- 3829Brosnahan ElKaty · Public ElementaryEnrollment: 1,035
- 3977Roberta Wright Rylander ElKaty · Public ElementaryEnrollment: 1,034
- 4051Robert King ElKaty · Public ElementaryEnrollment: 1,011
- 4138Walker ElKaty · Public ElementaryEnrollment: 984
- 4239Emery ElKaty · Public ElementaryEnrollment: 974
- 4356West Memorial ElKaty · Public ElementaryEnrollment: 970
- 4450Morton Ranch ElKaty · Public ElementaryEnrollment: 969
- 4590Odessa Kilpatrick ElKaty · Public ElementaryEnrollment: 968
- 4688Roosevelt Alexander ElKaty · Public ElementaryEnrollment: 968
- 4757T H McDonald J HKaty · Public MiddleEnrollment: 966
- 4856Bethke ElKaty · Public ElementaryEnrollment: 964
- 4939McFee ElKaty · Public ElementaryEnrollment: 961
- 5034Hemmenway ElKaty · Public ElementaryEnrollment: 947
- 5173Edna Mae Fielder ElKaty · Public ElementaryEnrollment: 945
- 5244Iltexas Katy ElKaty · Charter ElementaryEnrollment: 936
- 5388Fred and Patti Shafer ElKaty · Public ElementaryEnrollment: 935
- 5471Kathleen Joerger Lindsey ElKaty · Public ElementaryEnrollment: 923
- 5583Keiko Davidson ElKaty · Public ElementaryEnrollment: 922
- 5634Sheridan ElKaty · Public ElementaryEnrollment: 919
- 5737Robinson ElKaty · Public ElementaryEnrollment: 908
- 5851Nelson J HKaty · Public MiddleEnrollment: 904
- 5952West Memorial J HKaty · Public MiddleEnrollment: 897
- 6071Harmony School of Innovation - KatyKaty · Charter HighEnrollment: 876
- 6181James E Williams ElKaty · Public ElementaryEnrollment: 868
- 6277Joella Exley ElKaty · Public ElementaryEnrollment: 868
- 6355McRoberts ElKaty · Public ElementaryEnrollment: 864
- 6470Nottingham Country ElKaty · Public ElementaryEnrollment: 836
- 6590Stanley C Stanley ElKaty · Public ElementaryEnrollment: 835
- 6674Sue Creech ElKaty · Public ElementaryEnrollment: 804
- 6750Zelma Hutsell ElKaty · Public ElementaryEnrollment: 804
- 6847Cardiff J HKaty · Public MiddleEnrollment: 803
- 6984Bonnie Holland ElKaty · Public ElementaryEnrollment: 784
- 7089Griffin ElKaty · Public ElementaryEnrollment: 782
- 7177Memorial Parkway J HKaty · Public MiddleEnrollment: 766
- 7255Diane Winborn ElKaty · Public ElementaryEnrollment: 728
- 7351Sundown ElKaty · Public ElementaryEnrollment: 720
- 7452Memorial Parkway ElKaty · Public ElementaryEnrollment: 714
- 7552Jack & Sharon Rhoads ElKaty · Public ElementaryEnrollment: 703
- 7683Katy ElKaty · Public ElementaryEnrollment: 699
- 7766Aristoi Classical Upper SchoolKaty · Charter HighEnrollment: 664
- 7843Hoover ElKaty · Public ElementaryEnrollment: 660
- 7956Loraine T Golbow ElKaty · Public ElementaryEnrollment: 640
- 8052Ursula Stephens ElKaty · Public ElementaryEnrollment: 578
- 8137Jowell ElKaty · Public ElementaryEnrollment: 574
- 8284Jeanette Hayes ElKaty · Public ElementaryEnrollment: 515
- 8358Cimarron ElKaty · Public ElementaryEnrollment: 495
- 8442Iltexas Katy MiddleKaty · Charter MiddleEnrollment: 459
- 8560Aristoi Classical AcademyKaty · Charter ElementaryEnrollment: 431
- 8671Calvin Nelms H SKaty · Charter HighEnrollment: 183
- 8776Calvin Nelms MiddleKaty · Charter MiddleEnrollment: 160
| # | School | Sector | Enrollment | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|---|
| 1 | Seven Lakes H S Katy · High · Grades 9–12 | Public | 3,773 | 82.5 Top 10% | 84% Math proficiency | 3,773 |
| 2 | Cinco Ranch H S Katy · High · Grades 9–12 | Public | 3,740 | 75.8 Top 25% | 78% Math proficiency | 3,740 |
| 3 | Katy H S Katy · High · Grades 9–12 | Public | 3,543 | 66.5 Top 25% | 54% Math proficiency | 3,543 |
| 4 | Paetow H S Katy · High · Grades 9–12 | Public | 3,447 | 55.8 Top 50% | 57% Math proficiency | 3,447 |
| 5 | Taylor H S Katy · High · Grades 9–12 | Public | 3,384 | 74.0 Top 25% | 80% Math proficiency | 3,384 |
| 6 | Jordan H S Katy · High · Grades 9–12 | Public | 3,330 | 70.9 Top 25% | 16.6% Free/reduced-price lunch | 3,330 |
| 7 | Cypress Lakes H S Katy · High · Grades 9–12 | Public | 3,175 | 46.7 Lower 50% | 50% Math proficiency | 3,175 |
| 8 | Tompkins H S Katy · High · Grades 9–12 | Public | 3,155 | 82.0 Top 10% | 72% Math proficiency | 3,155 |
| 9 | Morton Ranch H S Katy · High · Grades 9–12 | Public | 2,944 | 49.9 Top 50% | 54% Math proficiency | 2,944 |
| 10 | Beckendorff J H Katy · Middle · Grades 6–8 | Public | 1,674 | 84.8 Top 5% | 89% Math proficiency | 1,674 |
| 11 | Seven Lakes J H Katy · Middle · Grades 6–8 | Public | 1,571 | 86.6 Top 5% | 88% Math proficiency | 1,571 |
| 12 | Woodcreek J H Katy · Middle · Grades 6–8 | Public | 1,566 | 83.2 Top 10% | 81% Math proficiency | 1,566 |
| 13 | Robertson El Katy · Elementary · Grades PK–5 | Public | 1,508 | 67.6 Top 50% | 29.2% Free/reduced-price lunch | 1,508 |
| 14 | Tays J H Katy · Middle · Grades 6–8 | Public | 1,462 | 86.2 Top 5% | 85% Math proficiency | 1,462 |
| 15 | Cinco Ranch J H Katy · Middle · Grades 6–8 | Public | 1,455 | 80.3 Top 10% | 77% Math proficiency | 1,455 |
| 16 | Thornton Middle Katy · Middle · Grades 6–8 | Public | 1,424 | 40.4 Lower 50% | 45% Math proficiency | 1,424 |
| 17 | Jenks El Katy · Elementary · Grades PK–5 | Public | 1,356 | 84.6 Top 10% | 75% Math proficiency | 1,356 |
| 18 | Harmony Science Academy-Katy Katy · Elementary · Grades PK–7 | Charter | 1,347 | 69.2 Top 25% | 67% Math proficiency | 1,347 |
| 19 | Woodcreek El Katy · Elementary · Grades PK–5 | Public | 1,301 | 84.6 Top 10% | 79% Math proficiency | 1,301 |
| 20 | Hazel S Pattison El Katy · Elementary · Grades PK–5 | Public | 1,265 | 85.8 Top 5% | 89% Math proficiency | 1,265 |
| 21 | Russell & Cindi Faldyn El Katy · Elementary · Grades PK–5 | Public | 1,263 | 54.9 Top 50% | 59.8% Free/reduced-price lunch | 1,263 |
| 22 | Rodger & Ellen Beck J H Katy · Middle · Grades 6–8 | Public | 1,239 | 83.7 Top 10% | 85% Math proficiency | 1,239 |
| 23 | Haskett J H Katy · Middle · Grades 6–8 | Public | 1,208 | 52.3 Top 50% | 56.9% Free/reduced-price lunch | 1,208 |
| 24 | Morton Ranch J H Katy · Middle · Grades 6–8 | Public | 1,205 | 49.6 Lower 50% | 51% Math proficiency | 1,205 |
| 25 | David & Terri Youngblood El Katy · Elementary · Grades PK–5 | Public | 1,186 | 60.3 Top 50% | 48.4% Free/reduced-price lunch | 1,186 |
| 26 | Campbell El Katy · Elementary · Grades PK–5 | Public | 1,173 | 84.9 Top 5% | 72% Math proficiency | 1,173 |
| 27 | Tamarron El Katy · Elementary · Grades PK–5 | Public | 1,167 | 47.8 Lower 50% | 44% Free/reduced-price lunch | 1,167 |
| 28 | Katy J H Katy · Middle · Grades 6–8 | Public | 1,155 | 65.4 Top 50% | 63% Math proficiency | 1,155 |
| 29 | Garland McMeans J H Katy · Middle · Grades 6–8 | Public | 1,133 | 80.5 Top 10% | 78% Math proficiency | 1,133 |
| 30 | Harmony School of Excellence - Katy Katy · Elementary · Grades PK–8 | Charter | 1,123 | 43.2 Lower 50% | 54.1% Free/reduced-price lunch | 1,123 |
| 31 | Franz El Katy · Elementary · Grades PK–5 | Public | 1,115 | 49.7 Lower 50% | 52% Math proficiency | 1,115 |
| 32 | Stockdick J H Katy · Middle · Grades 6–8 | Public | 1,103 | 52.3 Top 50% | 48% Math proficiency | 1,103 |
| 33 | Duryea El Katy · Elementary · Grades PK–5 | Public | 1,089 | 33.0 Lower 50% | 41% Math proficiency | 1,089 |
| 34 | Tom Wilson El Katy · Elementary · Grades PK–5 | Public | 1,058 | 89.9 Top 5% | 88% Math proficiency | 1,058 |
| 35 | Ray and Jamie Wolman El Katy · Elementary · Grades PK–5 | Public | 1,054 | 88.6 Top 5% | 88% Math proficiency | 1,054 |
| 36 | Leonard El Katy · Elementary · Grades PK–5 | Public | 1,051 | 54.1 Top 50% | 65.2% Free/reduced-price lunch | 1,051 |
| 37 | McElwain El Katy · Elementary · Grades PK–5 | Public | 1,039 | 62.0 Top 50% | 46.5% Free/reduced-price lunch | 1,039 |
| 38 | Brosnahan El Katy · Elementary · Grades PK–5 | Public | 1,035 | 29.2 Lower 50% | 79.7% Free/reduced-price lunch | 1,035 |
| 39 | Roberta Wright Rylander El Katy · Elementary · Grades PK–5 | Public | 1,034 | 77.2 Top 25% | 69% Math proficiency | 1,034 |
| 40 | Robert King El Katy · Elementary · Grades PK–5 | Public | 1,011 | 50.5 Top 50% | 47% Math proficiency | 1,011 |
| 41 | Walker El Katy · Elementary · Grades PK–5 | Public | 984 | 37.6 Lower 50% | 38% Math proficiency | 984 |
| 42 | Emery El Katy · Elementary · Grades PK–5 | Public | 974 | 38.6 Lower 50% | 46% Math proficiency | 974 |
| 43 | West Memorial El Katy · Elementary · Grades PK–5 | Public | 970 | 56.4 Top 50% | 55% Math proficiency | 970 |
| 44 | Morton Ranch El Katy · Elementary · Grades PK–5 | Public | 969 | 50.4 Top 50% | 45% Math proficiency | 969 |
| 45 | Odessa Kilpatrick El Katy · Elementary · Grades PK–5 | Public | 968 | 90.2 Top 5% | 88% Math proficiency | 968 |
| 46 | Roosevelt Alexander El Katy · Elementary · Grades PK–5 | Public | 968 | 87.6 Top 5% | 83% Math proficiency | 968 |
| 47 | T H McDonald J H Katy · Middle · Grades 6–8 | Public | 966 | 57.4 Top 50% | 58% Math proficiency | 966 |
| 48 | Bethke El Katy · Elementary · Grades PK–5 | Public | 964 | 55.6 Top 50% | 50% Math proficiency | 964 |
| 49 | McFee El Katy · Elementary · Grades PK–5 | Public | 961 | 38.8 Lower 50% | 45% Math proficiency | 961 |
| 50 | Hemmenway El Katy · Elementary · Grades PK–5 | Public | 947 | 33.5 Lower 50% | 37% Math proficiency | 947 |
| 51 | Edna Mae Fielder El Katy · Elementary · Grades PK–5 | Public | 945 | 72.9 Top 25% | 63% Math proficiency | 945 |
| 52 | Iltexas Katy El Katy · Elementary · Grades K–5 | Charter | 936 | 44.1 Lower 50% | 43% Math proficiency | 936 |
| 53 | Fred and Patti Shafer El Katy · Elementary · Grades PK–5 | Public | 935 | 87.6 Top 5% | 81% Math proficiency | 935 |
| 54 | Kathleen Joerger Lindsey El Katy · Elementary · Grades PK–5 | Public | 923 | 70.6 Top 25% | 65% Math proficiency | 923 |
| 55 | Keiko Davidson El Katy · Elementary · Grades PK–5 | Public | 922 | 82.6 Top 10% | 67% Math proficiency | 922 |
| 56 | Sheridan El Katy · Elementary · Grades PK–5 | Public | 919 | 33.8 Lower 50% | 42% Math proficiency | 919 |
| 57 | Robinson El Katy · Elementary · Grades PK–5 | Public | 908 | 36.6 Lower 50% | 44% Math proficiency | 908 |
| 58 | Nelson J H Katy · Middle · Grades 6–8 | Public | 904 | 50.5 Top 50% | 51.2% Free/reduced-price lunch | 904 |
| 59 | West Memorial J H Katy · Middle · Grades 6–8 | Public | 897 | 51.9 Top 50% | 47% Math proficiency | 897 |
| 60 | Harmony School of Innovation - Katy Katy · High · Grades 8–12 | Charter | 876 | 71.2 Top 25% | 85% Math proficiency | 876 |
| 61 | James E Williams El Katy · Elementary · Grades PK–5 | Public | 868 | 80.8 Top 10% | 67% Math proficiency | 868 |
| 62 | Joella Exley El Katy · Elementary · Grades PK–5 | Public | 868 | 77.4 Top 25% | 69% Math proficiency | 868 |
| 63 | McRoberts El Katy · Elementary · Grades PK–5 | Public | 864 | 55.2 Top 50% | 50% Math proficiency | 864 |
| 64 | Nottingham Country El Katy · Elementary · Grades PK–5 | Public | 836 | 70.1 Top 25% | 58% Math proficiency | 836 |
| 65 | Stanley C Stanley El Katy · Elementary · Grades PK–5 | Public | 835 | 90.0 Top 5% | 87% Math proficiency | 835 |
| 66 | Sue Creech El Katy · Elementary · Grades PK–5 | Public | 804 | 74.0 Top 25% | 62% Math proficiency | 804 |
| 67 | Zelma Hutsell El Katy · Elementary · Grades PK–5 | Public | 804 | 49.6 Lower 50% | 47% Math proficiency | 804 |
| 68 | Cardiff J H Katy · Middle · Grades 6–8 | Public | 803 | 47.0 Lower 50% | 45% Math proficiency | 803 |
| 69 | Bonnie Holland El Katy · Elementary · Grades PK–5 | Public | 784 | 83.6 Top 10% | 75% Math proficiency | 784 |
| 70 | Griffin El Katy · Elementary · Grades PK–5 | Public | 782 | 89.3 Top 5% | 82% Math proficiency | 782 |
| 71 | Memorial Parkway J H Katy · Middle · Grades 6–8 | Public | 766 | 76.7 Top 25% | 65% Math proficiency | 766 |
| 72 | Diane Winborn El Katy · Elementary · Grades PK–5 | Public | 728 | 54.9 Top 50% | 48% Math proficiency | 728 |
| 73 | Sundown El Katy · Elementary · Grades PK–5 | Public | 720 | 50.5 Top 50% | 51% Math proficiency | 720 |
| 74 | Memorial Parkway El Katy · Elementary · Grades PK–5 | Public | 714 | 52.2 Top 50% | 43% Math proficiency | 714 |
| 75 | Jack & Sharon Rhoads El Katy · Elementary · Grades PK–5 | Public | 703 | 52.1 Top 50% | 54% Math proficiency | 703 |
| 76 | Katy El Katy · Elementary · Grades PK–5 | Public | 699 | 83.3 Top 10% | 75% Math proficiency | 699 |
| 77 | Aristoi Classical Upper School Katy · High · Grades 5–12 | Charter | 664 | 65.9 Top 50% | 45% Math proficiency | 664 |
| 78 | Hoover El Katy · Elementary · Grades PK–2 | Public | 660 | 43.0 Lower 50% | 83.8% Free/reduced-price lunch | 660 |
| 79 | Loraine T Golbow El Katy · Elementary · Grades PK–5 | Public | 640 | 56.0 Top 50% | 50% Math proficiency | 640 |
| 80 | Ursula Stephens El Katy · Elementary · Grades PK–5 | Public | 578 | 52.1 Top 50% | 49% Math proficiency | 578 |
| 81 | Jowell El Katy · Elementary · Grades 3–5 | Public | 574 | 37.1 Lower 50% | 42% Math proficiency | 574 |
| 82 | Jeanette Hayes El Katy · Elementary · Grades PK–5 | Public | 515 | 83.8 Top 10% | 73% Math proficiency | 515 |
| 83 | Cimarron El Katy · Elementary · Grades PK–5 | Public | 495 | 57.6 Top 50% | 50% Math proficiency | 495 |
| 84 | Iltexas Katy Middle Katy · Middle · Grades 6–8 | Charter | 459 | 42.4 Lower 50% | 37% Math proficiency | 459 |
| 85 | Aristoi Classical Academy Katy · Elementary · Grades K–4 | Charter | 431 | 59.9 Top 50% | 47% Math proficiency | 431 |
| 86 | Calvin Nelms H S Katy · High · Grades 9–12 | Charter | 183 | 70.5 Top 25% | 64.5% Math proficiency | 183 |
| 87 | Calvin Nelms Middle Katy · Middle · Grades 6–8 | Charter | 160 | 76.0 Top 25% | 72% Math proficiency | 160 |
Seven Lakes H S in Katy leads the 2025 list of largest schools in Katy with Enrollment 3,773. Of the 87 schools shown, 78 are public, 9 are charter.
For the full picture see the wider Texas largest schools rankings, every school on the Katy page, or the comparison tool to put a shortlist side by side.
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Frequently asked questions
What is the best largest school in Katy?
Seven Lakes H S in Katy, Texas ranks first among largest schools in Katy with Enrollment 3,773 (Enrollment: 3,773).
How are largest schools in Katy ranked?
Schools with the highest enrollment. Only schools eligible for the Success Index (US) are included; the index is shown alongside for context.
Are these 2025 rankings official?
No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.