Has there ever been a 7–4 in the La Liga?

Yes, 2 times.

The first time: March 8, 1931, Racing Santander beat Real Sociedad (Real Sociedad 4–7 Racing Santander).

The last time: February 2, 1947, Real Madrid beat CD Castellón (Real Madrid 7–4 CD Castellón), 79 years ago.

Home wins: 1. Away wins: 1.

Nearby scores

1. 8–3 7 times
2. 8–4 Never
3. 8–5 Never
4. 7–3 11 times
5. 7–4 2 times
6. 7–5 1 time
7. 6–3 27 times
8. 6–4 10 times
9. 6–5 1 time

All games

1. February 2, 1947 Real Madrid 7–4 CD Castellón
2. March 8, 1931 Real Sociedad 4–7 Racing Santander