***The dates listed indicate the earliest registration date as a campus org, NOT the charter date. Info was taken from UCSD's student orginzation website.
=
NPC 01/10/1981
05/25/1978 Sigma Kappa
Charter date 6/3/1978 Very few groups on campus are older than SK. In fact, no other Greek letter group is older. That's including all the honorary groups! UCSD was est in 1964. One of the few older groups is the Surf Club.

Gotta love La Jolla!
05/01/1985 Kappa
11/11/1985 DG
03/02/1987 Pi Phi
01/31/1989 Tri Delta
01/21/1991 XO
02/04/1992 AXO
02/03/1994 Theta
=
IFC 09/30/1985
09/22/1985 Delta Sig
10/01/1985 SAM
10/10/1985 SAE
10/10/1985 Sigma Nu
10/12/1985 TKE
09/23/1987 Sig Ep
03/07/1988 Sigma Chi
01/30/1992 FIJI
02/16/1996 PIKE
03/04/1997 AEII
=
03/14/2001 Multi-Cultural Greek Council (formerly United Greek Council)
--Sororities
01/16/1992 aKDPhi (Asian)
10/14/1994 KZPhi (Asian)
10/08/1997 Phi Lambda Rho (Latina)
01/27/2000 Lambda Theta Nu (Latina)
04/19/2002 Tau Gamma Alpha (Jewish)
...
--Fraternities
11/13/1991 Lambda Phi Epsilon (Asian)
01/27/1992 Psi Chi Omega (Asian)
10/17/1997 NAK (Hispanic)
10/03/2000 Pi Alpha Phi (Asian)
=
NPHC
01/29/1988 APhiA
10/11/1991 SGRho
=
Service
10/16/1992 APhiO
01/25/2002 Chi Gamma Phi Service Sorority
=
05/25/1988 Order of Omega
11/07/1988 AKPsi (Business Fraternity but very popular org.)
10/12/2000 ??? Phi Theta Tau ???