The Spanish statistical office INE released its labour market figures on Thursday. The unemployment rate was 21.0% in the first quarter, up from 20.9% in the fourth quarter.
The number of registered unemployed people rose by 11,900 in the first quarter to 4.79 million.
The number of employed people dropped by 64,600 in the first quarter to 18.03 million.
Spain's unemployment rate is the second-highest unemployment rate in the Eurozone after Greece.