South Africa University Student Portal

Below are the Top 20 Universities in Africa as at July 2011. South Africa ranks 11 Universities in the Top 20. Of that, an impressive 8 out of the Top 10 Universities in Africa come from South Africa.
Since 2004, the Ranking Web (or Webometrics Ranking) is published twice a year (data is collected during the first weeks of January and July for being public at the end of both months), covering about 20,000 Higher Education Institutions worldwide.
 

Continent Rank University Country World Rank
1 University of Cape Town RSA 324
2 University of Pretoria RSA 507
3 Stellenbosch University RSA 540
4 University of the Witwatersrand RSA 699
5 University of KwaZulu Natal RSA 727
6 Rhodes University RSA 1 083
7 University of the Western Cape RSA 1 156
8 Cairo University Egypt 1 219
9 UNISA RSA 1 221
10 Mekerere University Uganda 1 256
11 American University in Cairo Egypt 1 357
12 University of Johannesburg RSA 1 395
13 Kwame Nkrumah University of Science & Technology Ghana 1 559
14 Nelson Mandela Metropolitan University RSA 1 586
15 Mansoura University Egypt 1 716
16 Ain Shams University Egypt 1 819
17 Université Cheikh Anta Diop de Dakar Senegal 2 065
18 University of Khartoum Sudan 2 112
19 North West University RSA 2 123
20 Université Mentouri de Constantine Algeria 2 142

Information by Webometrics