Newbern leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 81% of adults in Newbern typically vote, above the U.S. average of about 62%. Among adults in Newbern, ~21% vote Democratic, ~60% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How Newbern compares
Among cities within 25 miles, Newbern leans more Republican than 26 of 47 neighbors.
Newbern runs about 34 points more Republican than Iowa as a whole.
Why Newbern leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Newbern, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. Newbern sits in the bottom quarter on density and about 95% of residents are non-Hispanic white, about 23 points above the U.S. average of 72%.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Newbern, IA sits in the top quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Newbern looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Newbern is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 68%, about 8 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 95% of households in Newbern own their home, about 20 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Lacona, IA R+46
- Melcher-Dallas, IA R+39
- Williamson, IA R+52
- Oakley, IA R+50
- Dallas, IA R+45
- Melcher, IA R+45
- Columbia, IA R+48
- Liberty Center, IA R+45
- Chariton, IA R+38
- Norwood, IA R+51
Cities with Similar Populations
- Sand Springs, TX R+82
- Randlett, UT R+55
- Leedstown, VA R+12
- Mesic, NC R+38
- Peach Orchard, FL R+4
- Neuchatel, KS R+67
- Jaywye, MO R+61
- Raynesford, MT R+58
- Fostoria, KS R+55
- Corinth, AR R+71
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Sources and methodology
Precinct-level voting records used to fit the model come from Iowa Secretary of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.