Buying a house in Spain usually starts with looking at a number of Spanish property sites. Often you visit non-Hispanic sites.
Do you want information closer to the source?
Have a look at the Spanish websites. Spanish people frequently use them and usually they are free. Estate agents sometimes use these sites pay for them.
The 10 biggest Spanish property websites in order.
It is a good way to look what's for sale in the area that you would like to purchase. Comparing prices is also important. The 10 biggest Spanish property websites in order. Check the list here.