| Households with reference person between 40 and 49 years old according to educational level (grades) of the reference person. 21-Huelva |
| TOTAL | Illiterates | Uneducated | Primary education | Secondary education | Higher education | |
| TOTAL | 100,00% | 1,20% | 6,53% | 23,38% | 52,80% | 16,10% |
| 21001-Alájar | 100,00% | 1,54% | 3,08% | 36,92% | 46,15% | 12,31% |
| 21002-Aljaraque | 100,00% | 0,10% | 0,96% | 8,38% | 53,56% | 36,99% |
| 21003-Almendro (El) | 100,00% | 0 | 3,33% | 41,67% | 46,67% | 8,33% |
| 21004-Almonaster la Real | 100,00% | 0 | 2,06% | 45,36% | 43,30% | 9,28% |
| 21005-Almonte | 100,00% | 2,93% | 12,60% | 27,70% | 46,16% | 10,61% |
| 21006-Alosno | 100,00% | 0,66% | 4,30% | 26,82% | 59,93% | 8,28% |
| 21007-Aracena | 100,00% | 0,21% | 3,17% | 22,62% | 56,24% | 17,76% |
| 21008-Aroche | 100,00% | 1,62% | 9,73% | 39,46% | 40,54% | 8,65% |
| 21009-Arroyomolinos de León | 100,00% | 0 | 6,45% | 1,61% | 90,32% | 1,61% |
| 21010-Ayamonte | 100,00% | 0,84% | 8,51% | 28,34% | 47,99% | 14,31% |
| 21011-Beas | 100,00% | 1,17% | 5,45% | 17,51% | 59,53% | 16,34% |
| 21012-Berrocal | 100,00% | 0 | 0 | 8,33% | 79,17% | 12,50% |
| 21013-Bollullos Par del Condado | 100,00% | 1,78% | 6,17% | 25,65% | 51,30% | 15,09% |
| 21014-Bonares | 100,00% | 2,73% | 7,42% | 33,20% | 44,14% | 12,50% |
| 21015-Cabezas Rubias | 100,00% | 3,28% | 6,56% | 19,67% | 62,30% | 8,20% |
| 21016-Cala | 100,00% | 0,98% | 2,94% | 19,61% | 73,53% | 2,94% |
| 21017-Calañas | 100,00% | 0,60% | 2,98% | 22,92% | 65,77% | 7,74% |
| 21018-Campillo (El) | 100,00% | 0,54% | 1,63% | 14,13% | 69,02% | 14,67% |
| 21019-Campofrío | 100,00% | 0 | 10,53% | 29,82% | 50,88% | 8,77% |
| 21021-Cartaya | 100,00% | 1,35% | 15,52% | 28,23% | 42,52% | 12,37% |
| 21022-Castaño del Robledo | 100,00% | 0 | 0 | 18,18% | 72,73% | 9,09% |
| 21020-Cañaveral de León | 100,00% | 0 | 13,04% | 39,13% | 43,48% | 4,35% |
| 21023-Cerro de Andévalo (El) | 100,00% | 0 | 2,27% | 42,05% | 49,43% | 6,25% |
| 21030-Chucena | 100,00% | 1,69% | 7,63% | 26,27% | 56,78% | 7,63% |
| 21024-Corteconcepción | 100,00% | 0 | 15,00% | 20,00% | 47,50% | 17,50% |
| 21025-Cortegana | 100,00% | 0,59% | 7,08% | 29,50% | 52,80% | 10,03% |
| 21026-Cortelazor | 100,00% | 0 | 0 | 47,06% | 35,29% | 17,65% |
| 21027-Cumbres de Enmedio | 100,00% | 0 | 0 | 0 | 50,00% | 50,00% |
| 21028-Cumbres de San Bartolomé | 100,00% | 0 | 0 | 60,00% | 30,00% | 10,00% |
| 21029-Cumbres Mayores | 100,00% | 2,44% | 3,25% | 38,21% | 44,72% | 11,38% |
| 21031-Encinasola | 100,00% | 0 | 14,47% | 26,32% | 48,68% | 10,53% |
| 21032-Escacena del Campo | 100,00% | 0 | 8,59% | 29,69% | 58,59% | 3,13% |
| 21033-Fuenteheridos | 100,00% | 0 | 6,12% | 14,29% | 61,22% | 18,37% |
| 21034-Galaroza | 100,00% | 0,93% | 6,54% | 21,50% | 57,01% | 14,02% |
| 21035-Gibraleón | 100,00% | 1,42% | 9,15% | 27,92% | 48,42% | 13,09% |
| 21036-Granada de Río-Tinto (La) | 100,00% | 0 | 6,25% | 31,25% | 50,00% | 12,50% |
| 21037-Granado (El) | 100,00% | 2,33% | 9,30% | 9,30% | 69,77% | 9,30% |
| 21038-Higuera de la Sierra | 100,00% | 0 | 2,63% | 31,58% | 61,84% | 3,95% |
| 21039-Hinojales | 100,00% | 0 | 26,09% | 21,74% | 47,83% | 4,35% |
| 21040-Hinojos | 100,00% | 0 | 1,19% | 31,35% | 58,33% | 9,13% |
| 21041-Huelva | 100,00% | 0,94% | 4,35% | 16,03% | 56,36% | 22,32% |
| 21042-Isla Cristina | 100,00% | 2,84% | 11,46% | 36,77% | 38,28% | 10,66% |
| 21043-Jabugo | 100,00% | 0 | 4,15% | 12,95% | 75,13% | 7,77% |
| 21044-Lepe | 100,00% | 1,58% | 6,98% | 33,08% | 47,22% | 11,14% |
| 21045-Linares de la Sierra | 100,00% | 0 | 0 | 26,09% | 52,17% | 21,74% |
| 21046-Lucena del Puerto | 100,00% | 1,54% | 26,92% | 41,54% | 23,08% | 6,92% |
| 21047-Manzanilla | 100,00% | 1,34% | 8,05% | 31,54% | 52,35% | 6,71% |
| 21048-Marines (Los) | 100,00% | 0 | 0 | 35,71% | 57,14% | 7,14% |
| 21049-Minas de Riotinto | 100,00% | 0 | 0,59% | 10,32% | 66,96% | 22,12% |
| 21050-Moguer | 100,00% | 2,76% | 14,10% | 25,44% | 41,91% | 15,78% |
| 21051-Nava (La) | 100,00% | 0 | 0 | 45,00% | 50,00% | 5,00% |
| 21052-Nerva | 100,00% | 1,22% | 4,16% | 14,91% | 69,93% | 9,78% |
| 21053-Niebla | 100,00% | 1,65% | 2,06% | 34,98% | 53,50% | 7,82% |
| 21054-Palma del Condado (La) | 100,00% | 0 | 1,67% | 23,75% | 59,37% | 15,21% |
| 21055-Palos de la Frontera | 100,00% | 0,44% | 9,25% | 26,43% | 48,90% | 14,98% |
| 21056-Paterna del Campo | 100,00% | 0,41% | 6,53% | 34,69% | 49,39% | 8,98% |
| 21057-Paymogo | 100,00% | 7,58% | 15,15% | 37,88% | 31,82% | 7,58% |
| 21058-Puebla de Guzmán | 100,00% | 1,44% | 5,74% | 25,36% | 54,07% | 13,40% |
| 21059-Puerto Moral | 100,00% | 0 | 7,69% | 7,69% | 69,23% | 15,38% |
| 21060-Punta Umbría | 100,00% | 1,51% | 7,03% | 25,41% | 54,92% | 11,14% |
| 21061-Rociana del Condado | 100,00% | 2,27% | 9,94% | 43,47% | 39,77% | 4,55% |
| 21062-Rosal de la Frontera | 100,00% | 2,91% | 7,77% | 47,57% | 36,89% | 4,85% |
| 21063-San Bartolomé de la Torre | 100,00% | 0 | 4,95% | 27,23% | 61,88% | 5,94% |
| 21064-San Juan del Puerto | 100,00% | 2,44% | 7,86% | 28,18% | 53,12% | 8,40% |
| 21066-San Silvestre de Guzmán | 100,00% | 0 | 6,45% | 41,94% | 51,61% | 0 |
| 21065-Sanlúcar de Guadiana | 100,00% | 0 | 14,29% | 38,10% | 38,10% | 9,52% |
| 21067-Santa Ana la Real | 100,00% | 4,17% | 0 | 0 | 70,83% | 25,00% |
| 21068-Santa Bárbara de Casa | 100,00% | 1,39% | 23,61% | 26,39% | 38,89% | 9,72% |
| 21069-Santa Olalla del Cala | 100,00% | 2,21% | 7,35% | 36,76% | 44,12% | 9,56% |
| 21070-Trigueros | 100,00% | 1,58% | 12,44% | 31,00% | 45,70% | 9,28% |
| 21071-Valdelarco | 100,00% | 0 | 0 | 18,75% | 50,00% | 31,25% |
| 21072-Valverde del Camino | 100,00% | 0,39% | 2,07% | 19,04% | 60,88% | 17,62% |
| 21073-Villablanca | 100,00% | 2,31% | 6,92% | 43,08% | 41,54% | 6,15% |
| 21074-Villalba del Alcor | 100,00% | 1,61% | 25,27% | 29,03% | 38,17% | 5,91% |
| 21075-Villanueva de las Cruces | 100,00% | 0 | 0 | 42,86% | 42,86% | 14,29% |
| 21076-Villanueva de los Castillejos | 100,00% | 0 | 6,55% | 16,07% | 64,29% | 13,10% |
| 21077-Villarrasa | 100,00% | 1,00% | 3,00% | 43,00% | 47,00% | 6,00% |
| 21078-Zalamea la Real | 100,00% | 0,40% | 2,37% | 24,90% | 52,57% | 19,76% |
| 21079-Zufre | 100,00% | 1,28% | 0 | 11,54% | 79,49% | 7,69% |