| District ID | 8th District |
| Representative | Mike Gallagher |
| Party Affiliation | Republican |
| Partisan Voting Index (PVI) | R+7 |
| 54983 |
| 54981 |
| 54978 |
| 54977 |
| 54965 |
| 54962 |
| 54961 |
| 54956 |
| 54952 |
| 54950 |
| 54949 |
| 54948 |
| 54947 |
| 54945 |
| 54944 |
| 54942 |
| 54940 |
| 54933 |
| 54929 |
| 54928 |
| 54926 |
| 54922 |
| 54915 |
| 54914 |
| 54913 |
| 54911 |
| 54904 |
| 54499 |
| 54491 |
| 54486 |
| 54450 |
| 54427 |
| 54416 |
| 54414 |
| 54409 |
| 54408 |
| 54313 |
| 54311 |
| 54304 |
| 54303 |
| 54302 |
| 54301 |
| 54246 |
| 54235 |
| 54234 |
| 54229 |
| 54217 |
| 54216 |
| 54213 |
| 54212 |
| 54211 |
| 54210 |
| 54209 |
| 54208 |
| 54205 |
| 54204 |
| 54202 |
| 54201 |
| 54180 |
| 54177 |
| 54175 |
| 54174 |
| 54173 |
| 54171 |
| 54170 |
| 54169 |
| 54166 |
| 54165 |
| 54162 |
| 54161 |
| 54160 |
| 54159 |
| 54157 |
| 54156 |
| 54155 |
| 54154 |
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| 54151 |
| 54150 |
| 54149 |
| 54143 |
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| 54140 |
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| 54136 |
| 54135 |
| 54130 |
| 54129 |
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| 54125 |
| 54124 |
| 54123 |
| 54120 |
| 54119 |
| 54115 |
| 54114 |
| 54113 |
| 54112 |
| 54111 |
| 54110 |
| 54107 |
| 54106 |
| 54104 |
| 54102 |
| 54101 |
| 53088 |
| 53061 |
| 53014 |