2022 population: 2,812
( 
284 from 2010
)
Land area: 2.1 square miles
Population density: 1329.4 persons per square mile
| 2022 Census data | |||
| White: | 2,594 | 92.25% | 7.3% |
| Black: | 35 | 1.24% | 133.3% |
| Indian: | 0 | 0.00% |  100.0% |
| Asian: | 5 | 0.18% | 50.0% |
| 2+ races: | 60 | 2.13% | 445.5% |
| Hispanic: | 118 | 4.20% | 66.2% |
| Total non-White: | 218 | 7.75% |  96.4% |
| 2010-2022 Components | Number | Rate  |
|---|---|---|
| Change in White population: | 177 | 8.5 |
| Change in Non-White pop.: | 107 | 5.1 |
| Recent Trends | ||||
|---|---|---|---|---|
| Votes | Δ Margin | Swing % | ||
| 2020 vs. 2016 | R +106 | R +62 | R + 2.9% | |
| D +44 | ||||
| How to interpret this table | ||||
| Year | Turnout | Winner | Runner-Up | Other | Total Votes | Diff (St) | Diff (US) | PSV | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 57% | Donald Trump* (R) | 729 | 59.0% | Joe Biden (D) | 473 | 38.3% | 33 | 2.7% | 1,235 | 6 | 12 | 0.07% |
| 2016 | 56% | Donald Trump (R) | 623 | 54.1% | Hillary Clinton (D) | 429 | 37.2% | 100 | 8.7% | 1,152 | 3 | 8 | 0.07% |
| 2020 President, Marengo city | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Candidate | Votes | Pct | |||||||||
| Joe Biden (D) | 473 | 38.3% | |||||||||
| Donald Trump* (R) | 729 | 59.0% | |||||||||
| Jo Jorgensen (Lbt) | 21 | 1.7% | |||||||||
| Other | 12 | 1.0% | |||||||||
| TOTAL | 1,235 | ||||||||||
| |||||||||||
| 2016 President, Marengo city | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Candidate | Votes | Pct | |||||||||
| Hillary Clinton (D) | 429 | 37.2% | |||||||||
| Donald Trump (R) | 623 | 54.1% | |||||||||
| Gary Johnson (Lbt) | 51 | 4.4% | |||||||||
| Jill Stein (Grn) | 7 | 0.6% | |||||||||
| Other | 42 | 3.6% | |||||||||
| TOTAL | 1,152 | ||||||||||
| |||||||||||
Click on the Year to view county-level data for that election.
(Some years may be unavailable)
| Year | Type | Turnout | Winner | Runner-Up | Other | Total Votes | Diff | PSV | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | S2 | 56% | Joni Ernst* (R) | 665 | 55.0% | Theresa Greenfield (D) | 492 | 40.7% | 52 [+] | 4.3% | 1,209 | 3 | 0.07% |
| 2018 | G | 43% | Kim Reynolds* (R) | 491 | 53.8% | Fred Hubbell (D) | 391 | 42.9% | 30 [+] | 3.3% | 912 | 4 | 0.07% |
| 2016 | S3 | 55% | Charles Grassley* (R) | 714 | 63.2% | Patty Judge (D) | 373 | 33.0% | 43 [+] | 3.8% | 1,130 | 3 | 0.07% |
| 2014 | S2 | 42% | Joni Ernst (R) | 432 | 51.4% | Bruce Braley (D) | 360 | 42.9% | 48 [+] | 5.7% | 840 | -1 | 0.07% |
| 2014 | G | 43% | Terry Branstad* (R) | 498 | 58.3% | Jack Hatch (D) | 308 | 36.1% | 48 [+] | 5.6% | 854 | -1 | 0.08% |