The map below shows the political leanings of people in and around McHenry County. Darker red areas have almost entirely Republican voters, dark blue areas vote mostly for Democrats, and areas in lighter shades or in light purple are areas where the vote is usually split between parties.
Politics Key
Very liberal
Split evenly
Very conservative
McHenry County tends to be slightly republican based on voting results in recent elections. Compared to other nearby counties, McHenry County has more republican voters. Compared to the nation as a whole, McHenry County leans more republican.
Highly educated populations with bachelor’s degrees or higher tend to vote for more liberal candidates. In McHenry County, 33.92% of all adults have earned a bachelor’s degree or higher. Educated women are far less likely to vote for conservatives, and in McHenry County women make up 50.17% of the population.
Older Americans tend to vote more conservatively. Members of the Boomer and Silent generations (born 1928-1964) more often vote for republicans while GenX, Millennials (born 1965-1996) and younger generations consistently support democrats. The median age in McHenry County is 40.4, which is older than the national median age of 38.1.
Is McHenry County a political battleground? Across all types of political contests in McHenry County, including state, local and presidential elections, races come within five percentage points 25% of the time.
Note: Federal, local, and state elections are weighed based on the recency of the election and the importance most voters assign to each seat.
Nearby Counties
- Lake County, IL: more liberal voters
- Boone County, IL: more conservative voters
- Kane County, IL: more liberal voters
- Walworth County, WI: more conservative voters
- Kenosha County, WI: more liberal voters
- DeKalb County, IL: more liberal voters
- DuPage County, IL: more liberal voters
- Racine County, WI: more liberal voters
- Winnebago County, IL: more liberal voters
- Rock County, WI: more liberal voters
Counties with Similar Populations
- St. Louis City, MO: more liberal voters
- Howard County, MD: more liberal voters
- Luzerne County, PA: more liberal voters
- Boulder County, CO: more liberal voters
- Galveston County, TX: more conservative voters
- Hamilton County, IN: more conservative voters
- Osceola County, FL: more liberal voters
- Fayette County, KY: more liberal voters
- Rockingham County, NH: more liberal voters
- Douglas County, CO: more conservative voters
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