Выборы в Иркутское ЗСО 2018 года по муниципальным образованиям.
| КПРФ | ЕР | ЛДПР | СР | КПСС | ГП | РОДИНА | НД | |
| Ангарская | 41,40% | 21,21% | 17,09% | 7,05% | 4,31% | 3,19% | 1,06% | 4,69% |
| Балаганская | 36,32% | 24,18% | 15,21% | 7,34% | 6,05% | 4,35% | 1,06% | 5,49% |
| Бодайбинская | 35,99% | 22,33% | 21,73% | 6,06% | 4,99% | 2,42% | 1,17% | 5,31% |
| Братская | 25,93% | 33,95% | 19,12% | 5,19% | 5,87% | 3,20% | 0,92% | 5,82% |
| Братская городская | 30,61% | 19,60% | 22,47% | 12,79% | 4,55% | 3,11% | 1,13% | 5,74% |
| Жигаловская | 33,29% | 37,25% | 15,63% | 4,79% | 5,62% | 1,66% | 0,60% | 1,16% |
| Заларинская | 23,39% | 37,92% | 16,16% | 5,47% | 5,28% | 7,60% | 1,01% | 3,17% |
| Зиминская | 20,77% | 30,71% | 18,66% | 5,93% | 5,24% | 14,05% | 1,33% | 3,31% |
| Зиминская городская | 24,58% | 26,40% | 18,43% | 5,22% | 5,04% | 14,47% | 0,58% | 5,28% |
| Иркутская | 33,84% | 22,82% | 17,31% | 7,81% | 5,13% | 6,79% | 1,39% | 4,91% |
| Иркутск, Ленинская | 38,12% | 24,29% | 16,01% | 8,53% | 4,11% | 3,99% | 1,19% | 3,76% |
| Иркутск, Октябрьская | 39,75% | 16,59% | 11,97% | 9,39% | 3,73% | 13,98% | 1,57% | 3,02% |
| Иркутск, Правобережная | 36,41% | 25,48% | 14,52% | 8,97% | 3,63% | 5,56% | 0,99% | 4,44% |
| Иркутск, Свердловская | 40,41% | 23,43% | 12,62% | 8,94% | 3,48% | 6,18% | 1,32% | 3,62% |
| Казачинско-Ленская | 27,77% | 34,37% | 19,37% | 7,25% | 5,68% | 1,65% | 0,96% | 2,95% |
| Катангская | 23,31% | 41,80% | 18,80% | 4,21% | 4,29% | 2,93% | 0,60% | 4,06% |
| Качугская | 31,10% | 36,99% | 14,21% | 6,52% | 5,26% | 2,15% | 1,01% | 2,76% |
| Киренская | 31,97% | 33,35% | 16,63% | 5,97% | 6,08% | 1,45% | 0,80% | 3,75% |
| Куйтунская | 31,69% | 30,77% | 17,02% | 4,59% | 7,68% | 1,55% | 0,92% | 5,78% |
| Мамско-Чуйская | 31,65% | 28,52% | 18,25% | 8,75% | 5,23% | 1,71% | 0,76% | 5,13% |
| Нижнеилимская | 20,97% | 27,11% | 22,58% | 9,35% | 4,67% | 8,70% | 1,44% | 5,18% |
| Нижнеудинская | 35,71% | 30,52% | 16,09% | 6,71% | 5,58% | 1,66% | 0,84% | 2,89% |
| Ольхонская | 21,32% | 39,15% | 12,60% | 7,61% | 5,09% | 8,69% | 0,75% | 4,79% |
| Саянская городская | 32,74% | 19,37% | 14,68% | 4,53% | 4,72% | 18,24% | 0,53% | 5,19% |
| Слюдянская | 28,22% | 24,74% | 19,99% | 10,00% | 5,43% | 6,09% | 0,94% | 4,59% |
| Тайшетская | 23,37% | 37,67% | 18,50% | 5,42% | 6,97% | 2,26% | 1,17% | 4,64% |
| Тулунская | 27,72% | 36,92% | 14,48% | 6,03% | 7,04% | 2,26% | 1,61% | 3,94% |
| Тулунская городская | 40,61% | 26,98% | 11,37% | 4,17% | 7,13% | 1,90% | 2,26% | 5,58% |
| Усольская | 47,53% | 30,11% | 9,74% | 2,98% | 3,96% | 1,03% | 0,63% | 4,02% |
| Усолье-Сибирская городская | 45,04% | 32,53% | 9,08% | 3,55% | 3,44% | 0,95% | 0,81% | 4,60% |
| Усть-Илимская | 18,08% | 43,03% | 13,79% | 4,17% | 4,77% | 6,26% | 3,84% | 6,06% |
| Усть-Илимская городская | 17,76% | 39,26% | 13,68% | 3,35% | 2,83% | 9,65% | 7,92% | 5,55% |
| Усть-Кутская | 22,72% | 25,33% | 25,14% | 5,94% | 5,50% | 8,94% | 1,62% | 4,81% |
| Усть-Удинская | 22,47% | 39,03% | 17,44% | 6,13% | 5,32% | 4,33% | 1,13% | 4,15% |
| Черемховская | 22,76% | 39,03% | 19,67% | 4,54% | 6,10% | 2,13% | 1,31% | 4,46% |
| Черемховская городская | 19,86% | 40,01% | 20,86% | 6,58% | 4,37% | 2,28% | 1,05% | 4,99% |
| Чунская | 37,35% | 26,45% | 14,54% | 5,38% | 8,71% | 2,60% | 1,21% | 3,76% |
| Шелеховская | 36,83% | 18,73% | 18,84% | 11,98% | 4,65% | 2,66% | 0,78% | 5,53% |
| Свирская городская | 30,22% | 25,42% | 20,64% | 7,29% | 6,50% | 2,32% | 1,03% | 6,58% |
| Аларская | 30,49% | 38,50% | 14,42% | 4,94% | 5,03% | 2,35% | 0,90% | 3,37% |
| Баяндаевская | 37,81% | 42,91% | 6,07% | 3,59% | 5,24% | 1,57% | 0,46% | 2,35% |
| Боханская | 34,15% | 34,93% | 13,27% | 5,67% | 6,10% | 2,02% | 0,54% | 3,32% |
| Нукутская | 32,96% | 36,95% | 11,60% | 5,71% | 6,85% | 2,06% | 0,79% | 3,08% |
| Осинская | 33,55% | 34,06% | 10,42% | 9,38% | 6,76% | 1,94% | 0,79% | 3,10% |
| Эхирит-Булагатская | 36,32% | 33,98% | 9,78% | 5,40% | 6,05% | 2,93% | 0,75% | 4,79% |
| Иркутская область | 33,94% | 27,83% | 15,80% | 7,04% | 4,84% | 4,75% | 1,32% | 4,48% |
