As of 2021, which college competes in NCAA Division I sports?

Question

About how many colleges are classified as NCAA Division I, and which colleges are top rankers?

Answer 1

According to the Wikipedia page, currently, there are 363 schools classified as the National Collegiate Athletic Association (NCAA) Division I,  including those in the process of transitioning from other divisions. 

Here is the list of 100 colleges that competes in NCAA Division I sports:

1. Appalachian State University
2. Auburn University
3. Baylor University
4. Boston College
5. Boston University
6. Brigham Young University
7. Brown University
8. Bucknell University
9. Butler University
10. California Polytechnic State University - San Luis Obispo
11. California State University - Fullerton
12. California State University - Long Beach
13. Clemson University
14. Colgate University
15. College of the Holy Cross
16. Columbia University
17. Cornell University
18. Dartmouth College
19. Davidson College
20. Duke University
21. Elon University
22. Florida State University
23. Fordham University
24. Furman University
25. George Washington University
26. Georgetown University
27. Georgia Tech
28. Gonzaga University
29. Harvard University
30. Indiana University
31. Iowa State University
32. James Madison University
33. Lafayette College
34. Lehigh University
35. Loyola Marymount University
36. Marquette University
37. Miami University
38. Michigan State University
39. North Carolina State University
40. Northeastern University
41. Northwestern University
42. Ohio State University
43. Penn State
44. Pepperdine University
45. Princeton University
46. Providence College
47. Purdue University
48. Rice University
49. Rutgers University
50. Santa Clara University
51. Southern Methodist University - SMU
52. Stanford University
53. SUNY Stony Brook University
54. SUNY University at Buffalo
55. Syracuse University
56. Texas A&M University
57. Texas Christian University
58. Tulane University
59. University of California - Berkeley
60. University of California - Davis
61. University of California - Irvine
62. University of California - Los Angeles - UCLA
63. University of California - Riverside
64. University of California - San Diego
65. University of California - Santa Barbara
66. University of Connecticut
67. University of Delaware
68. University of Florida
69. University of Georgia
70. University of Illinois
71. University of Iowa
72. University of Maryland
73. University of Massachusetts - Amherst
74. University of Miami
75. University of Michigan
76. University of Minnesota
77. University of North Carolina at Chapel Hill
78. University of Notre Dame
79. University of Oregon
80. University of Pennsylvania - Penn
81. University of Pittsburgh
82. University of Richmond
83. University of San Diego
84. University of South Carolina
85. University of South Florida
86. University of Southern California
87. University of Tennessee
88. University of Texas - Austin
89. University of Utah
90. University of Virginia
91. University of Washington
92. University of Wisconsin
93. Vanderbilt University
94. Villanova University
95. Virginia Tech
96. Wake Forest University
97. William & Mary
98. Wofford College
99. Xavier University
100. Yale University

These colleges are ranked by NCSA Power Rankings.