I disagree on the mpango wa Kando.
I think, a middle class kenyan should be one who earns between 40K - 200K kenyan money net.
Most probably living in a rented 2 bedroom house (ama na wazazi ushago), can afford a 2-3 days vacation to Mombasa or Naivasha annually and must be MALE!
For FEMALES, you cannot use salary to classify her, but should be able to;
i. Have a middle class jamaa,
ii. Can afford to convince a guy to take her to Mombasa in Dec.,
iii. Does not take chang'aa!
Receive with simplicity everything that happens to you.” ― Rashi