The 1988 800 km of Jerez was the opening round of the 1988 World Sportscar Championship season. It took place at Circuito Permanente de Jerez, Spain on March 6, 1988.

Class winners are in bold. Cars failing to complete 75% of the winner's distance are marked as Not Classified (NC).

Pos	Class	No	Team	Drivers	Chassis	Tyre	Laps
					Engine
1	C1	61	Team Sauber Mercedes	Jean-Louis Schlesser Jochen Mass Mauro Baldi	Sauber C9	M	190
					Mercedes-Benz M117 5.0L Turbo V8
2	C1	3	Silk Cut Jaguar	John Watson Andy Wallace John Nielsen	Jaguar XJR-9	D	190
					Jaguar 7.0L V12
3	C1	7	Joest Racing	Klaus Ludwig Bob Wollek	Porsche 962C	G	188
					Porsche Type-935 3.0L Turbo Flat-6
4	C1	14	Richard Lloyd Racing	James Weaver Derek Bell	Porsche 962C GTi	G	184
					Porsche Type-935 3.0L Turbo Flat-6
5	C1	8	Joest Racing	Frank Jelinski "John Winter"	Porsche 962C	G	183
					Porsche Type-935 3.0L Turbo Flat-6
6	C1	5	Brun Motorsport	Manuel Reuter Uwe Schäfer	Porsche 962C	M	183
					Porsche Type-935 3.0L Turbo Flat-6
7	C2	111	Spice Engineering	Ray Bellm Gordon Spice	Spice SE88C	G	180
					Ford Cosworth DFL 3.3L V8
8	C2	121	Cosmik GP Motorsport	Philippe de Henning Costas Los	Spice SE87C	G	178
					Ford Cosworth DFL 3.3L V8
9	C1	40	Swiss Team Salamin	Enzo Calderari Antoine Salamin	Porsche 962C	G	174
					Porsche Type-935 3.0L Turbo Flat-6
10	C2	107	Chamberlain Engineering	Claude Ballot-Léna Jean-Louis Ricci	Spice SE88C	A	173
					Ford Cosworth DFL 3.3L V8
11	C2	117	Team Lucky Strike Schanche	Martin Schanche Will Hoy	Argo JM19C	G	172
					Ford Cosworth DFL 3.3L V8
12	C1	4	Brun Motorsport	Oscar Larrauri Massimo Sigala	Porsche 962C	M	167
					Porsche Type-935 3.0L Turbo Flat-6
13	C2	123	Charles Ivey Racing	Wayne Taylor Tim Harvey	Tiga GC287	D	167
					Porsche Type-935 2.8L Turbo Flat-6
14	C2	109	Kelmar Racing	Ranieri Randaccio Paolo Ciafardoni Maurizio Gellini	Tiga GC85	A	165
					Ford Cosworth DFL 3.3L V8
15	C2	106	Kelmar Racing	Pasquale Barberio Vito Veninata	Tiga GC288	A	133
					Ford Cosworth DFL 3.3L V8
16 NC	C2	115	ADA Engineering	Steve Kempton Dudley Wood Johnny Herbert	ADA 03	G	131
					Ford Cosworth DFL 3.3L V8
17 DNF	C1	1	Silk Cut Jaguar	Martin Brundle Eddie Cheever	Jaguar XJR-9	D	139
					Jaguar 7.0L V12
18 DNF	C1	2	Silk Cut Jaguar	Jan Lammers Johnny Dumfries	Jaguar XJR-9	D	132
					Jaguar 7.0L V12
19 DNF	C2	103	Spice Engineering	Almo Coppelli Thorkild Thyrring	Spice SE88C	G	131
					Ford Cosworth DFL 3.3L V8
20 DNF	C2	178	Automobiles Louis Descartes	Sylvain Bouley Louis Descartes Gérard Tremblay	ALD C2	A	130
					BMW M80 3.5L I6
21 DNF	C1	6	Brun Motorsport	Walter Brun Jesús Pareja	Porsche 962C	M	44
					Porsche Type-935 3.0L Turbo Flat-6
22 DNF	C2	101	Dollop Racing	Nicola Marozzo Jean-Pierre Frey	Argo JM19B	G	44
					Motori Moderni 2.0L Turbo V6
23 DNF	C2	127	Chamberlain Engineering	Graham Duxbury Nick Adams	Spice SE86C	A	15
					Hart 418T 1.8L Turbo I4
DNS	C2	172	Automobiles Louis Descartes	Pierre Yver Bruno Sotty	ALD C2	A	-
					BMW M80 3.5L I6
DNS	C2	188	Ark Racing	Max Payne Max Cohen-Olivar	Ceekar 83J	?	-
					Ford Cosworth DFL 3.3L V8

• Pole Position - #61 Team Sauber Mercedes - 1:28.670
• Average Speed - 151.186 km/h