Whiteside County, Illinois
Precinct data
Results by precinct
120 precincts · 26,724 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -MONTMORENCY 2MONTMORENCY 2 | 392 | 494 | 30 | 916 | 42.8% | 53.9% | R+11.1 |
|---|---|---|---|---|---|---|---|
| Precinct -MT PLEASANT 2MT PLEASANT 2 | 323 | 430 | 29 | 782 | 41.3% | 55.0% | R+13.7 |
| Precinct -FULTON 4FULTON 4 | 255 | 464 | 18 | 737 | 34.6% | 63.0% | R+28.4 |
| Precinct -UNION GROVEUNION GROVE | 198 | 494 | 16 | 708 | 28.0% | 69.8% | R+41.8 |
| Precinct -STERLING 17STERLING 17 | 382 | 290 | 21 | 693 | 55.1% | 41.8% | D+13.3 |
| Precinct -STERLING 15STERLING 15 | 365 | 298 | 19 | 682 | 53.5% | 43.7% | D+9.8 |
| Precinct -COLOMA 10COLOMA 10 | 269 | 377 | 24 | 670 | 40.1% | 56.3% | R+16.1 |
| Precinct -STERLING 12STERLING 12 | 323 | 268 | 31 | 622 | 51.9% | 43.1% | D+8.8 |
| Precinct -GARDEN PLAINGARDEN PLAIN | 160 | 427 | 14 | 601 | 26.6% | 71.0% | R+44.4 |
| Precinct -ERIE 1ERIE 1 | 159 | 414 | 21 | 594 | 26.8% | 69.7% | R+42.9 |
| Precinct -HOPKINS 2HOPKINS 2 | 209 | 366 | 13 | 588 | 35.5% | 62.2% | R+26.7 |
| Precinct -HOPKINS 1HOPKINS 1 | 189 | 363 | 22 | 574 | 32.9% | 63.2% | R+30.3 |
| Precinct -FULTON 3FULTON 3 | 177 | 377 | 19 | 573 | 30.9% | 65.8% | R+34.9 |
| Precinct -STERLING 14STERLING 14 | 256 | 301 | 15 | 572 | 44.8% | 52.6% | R+7.9 |
| Precinct -STERLING 16STERLING 16 | 282 | 278 | 9 | 569 | 49.6% | 48.9% | D+0.7 |
| Precinct -ALBANYALBANY | 209 | 325 | 18 | 552 | 37.9% | 58.9% | R+21.0 |
| Precinct -MT PLEASANT 4MT PLEASANT 4 | 223 | 295 | 20 | 538 | 41.4% | 54.8% | R+13.4 |
| Precinct -COLOMA 06COLOMA 06 | 258 | 258 | 16 | 532 | 48.5% | 48.5% | Even |
| Precinct -COLOMA 09COLOMA 09 | 218 | 301 | 12 | 531 | 41.1% | 56.7% | R+15.6 |
| Precinct -PROPHETSTOWN 1PROPHETSTOWN 1 | 191 | 317 | 22 | 530 | 36.0% | 59.8% | R+23.8 |
| Precinct -COLOMA 08COLOMA 08 | 248 | 248 | 16 | 512 | 48.4% | 48.4% | Even |
| Precinct -JORDANJORDAN | 154 | 320 | 19 | 493 | 31.2% | 64.9% | R+33.7 |
| Precinct -STERLING 09STERLING 09 | 261 | 207 | 11 | 479 | 54.5% | 43.2% | D+11.3 |
| Precinct -COLOMA 02COLOMA 02 | 247 | 220 | 10 | 477 | 51.8% | 46.1% | D+5.7 |
| Precinct -MT PLEASANT 3MT PLEASANT 3 | 217 | 230 | 18 | 465 | 46.7% | 49.5% | R+2.8 |
| Precinct -MONTMORENCY 1MONTMORENCY 1 | 157 | 293 | 9 | 459 | 34.2% | 63.8% | R+29.6 |
| Precinct -LYNDONLYNDON | 140 | 304 | 13 | 457 | 30.6% | 66.5% | R+35.9 |
| Precinct -FULTON 1FULTON 1 | 169 | 266 | 12 | 447 | 37.8% | 59.5% | R+21.7 |
| Precinct -TAMPICOTAMPICO | 135 | 300 | 10 | 445 | 30.3% | 67.4% | R+37.1 |
| Precinct -STERLING 10STERLING 10 | 210 | 223 | 11 | 444 | 47.3% | 50.2% | R+2.9 |
| Precinct -ERIE 2ERIE 2 | 141 | 271 | 18 | 430 | 32.8% | 63.0% | R+30.2 |
| Precinct -MT PLEASANT 1MT PLEASANT 1 | 196 | 221 | 9 | 426 | 46.0% | 51.9% | R+5.9 |
| Precinct -COLOMA 07COLOMA 07 | 211 | 193 | 17 | 421 | 50.1% | 45.8% | D+4.3 |
| Precinct -PROPHETSTOWN 3PROPHETSTOWN 3 | 144 | 258 | 18 | 420 | 34.3% | 61.4% | R+27.1 |
| Precinct -STERLING 11STERLING 11 | 213 | 188 | 13 | 414 | 51.4% | 45.4% | D+6.0 |
| Precinct -GENESEEGENESEE | 123 | 274 | 12 | 409 | 30.1% | 67.0% | R+36.9 |
| Precinct -STERLING 13STERLING 13 | 185 | 198 | 15 | 398 | 46.5% | 49.7% | R+3.3 |
| Precinct -STERLING 02STERLING 02 | 213 | 162 | 11 | 386 | 55.2% | 42.0% | D+13.2 |
| Precinct -STERLING 07STERLING 07 | 204 | 155 | 20 | 379 | 53.8% | 40.9% | D+12.9 |
| Precinct -STERLING 03STERLING 03 | 222 | 126 | 17 | 365 | 60.8% | 34.5% | D+26.3 |
| Precinct -COLOMA 05COLOMA 05 | 151 | 205 | 8 | 364 | 41.5% | 56.3% | R+14.8 |
| Precinct -USTICKUSTICK | 89 | 240 | 9 | 338 | 26.3% | 71.0% | R+44.7 |
| Precinct -FULTON 2FULTON 2 | 118 | 211 | 7 | 336 | 35.1% | 62.8% | R+27.7 |
| Precinct -STERLING 08STERLING 08 | 174 | 145 | 9 | 328 | 53.0% | 44.2% | D+8.8 |
| Precinct -COLOMA 01COLOMA 01 | 141 | 170 | 12 | 323 | 43.7% | 52.6% | R+9.0 |
| Precinct -COLOMA 04COLOMA 04 | 153 | 155 | 12 | 320 | 47.8% | 48.4% | R+0.6 |
| Precinct -STERLING 04STERLING 04 | 165 | 138 | 12 | 315 | 52.4% | 43.8% | D+8.6 |
| Precinct -FENTONFENTON | 77 | 219 | 12 | 308 | 25.0% | 71.1% | R+46.1 |
| Precinct -PROPHETSTOWN 2PROPHETSTOWN 2 | 92 | 186 | 12 | 290 | 31.7% | 64.1% | R+32.4 |
| Precinct -STERLING 01STERLING 01 | 147 | 125 | 3 | 275 | 53.5% | 45.5% | D+8.0 |
| Precinct -STERLING 18STERLING 18 | 146 | 102 | 8 | 256 | 57.0% | 39.8% | D+17.2 |
| Precinct -CLYDECLYDE | 68 | 181 | 4 | 253 | 26.9% | 71.5% | R+44.7 |
| Precinct -STERLING 05STERLING 05 | 151 | 91 | 4 | 246 | 61.4% | 37.0% | D+24.4 |
| Precinct -NEWTONNEWTON | 48 | 194 | 2 | 244 | 19.7% | 79.5% | R+59.8 |
| Precinct -MT PLEASANT 5MT PLEASANT 5 | 70 | 168 | 5 | 243 | 28.8% | 69.1% | R+40.3 |
| Precinct -PORTLANDPORTLAND | 76 | 158 | 9 | 243 | 31.3% | 65.0% | R+33.7 |
| Precinct -COLOMA 03COLOMA 03 | 112 | 114 | 4 | 230 | 48.7% | 49.6% | R+0.9 |
| Precinct -HUMEHUME | 61 | 150 | 4 | 215 | 28.4% | 69.8% | R+41.4 |
| Precinct -STERLING 06STERLING 06 | 98 | 69 | 6 | 173 | 56.6% | 39.9% | D+16.8 |
| Precinct -HAHNAMANHAHNAMAN | 47 | 83 | 4 | 134 | 35.1% | 61.9% | R+26.9 |
| ALBANY Voting District17_17195AL01 | 0 | 0 | 0 | 0 | — | — | Even |
| CLYDE Voting District17_17195CL01 | 0 | 0 | 0 | 0 | — | — | Even |
| COLOMA 1 Voting District17_17195CO01 | 0 | 0 | 0 | 0 | — | — | Even |
| COLOMA 10 Voting District17_17195CO10 | 0 | 0 | 0 | 0 | — | — | Even |
| COLOMA 2 Voting District17_17195CO02 | 0 | 0 | 0 | 0 | — | — | Even |
| COLOMA 3 Voting District17_17195CO03 | 0 | 0 | 0 | 0 | — | — | Even |
| COLOMA 4 Voting District17_17195CO04 | 0 | 0 | 0 | 0 | — | — | Even |
| COLOMA 5 Voting District17_17195CO05 | 0 | 0 | 0 | 0 | — | — | Even |
| COLOMA 6 Voting District17_17195CO06 | 0 | 0 | 0 | 0 | — | — | Even |
| COLOMA 7 Voting District17_17195CO07 | 0 | 0 | 0 | 0 | — | — | Even |
| COLOMA 8 Voting District17_17195CO08 | 0 | 0 | 0 | 0 | — | — | Even |
| COLOMA 9 Voting District17_17195CO09 | 0 | 0 | 0 | 0 | — | — | Even |
| ERIE 1 Voting District17_17195ER01 | 0 | 0 | 0 | 0 | — | — | Even |
| ERIE 2 Voting District17_17195ER02 | 0 | 0 | 0 | 0 | — | — | Even |
| FENTON Voting District17_17195FE01 | 0 | 0 | 0 | 0 | — | — | Even |
| FULTON 1 Voting District17_17195FU01 | 0 | 0 | 0 | 0 | — | — | Even |
| FULTON 2 Voting District17_17195FU02 | 0 | 0 | 0 | 0 | — | — | Even |
| FULTON 3 Voting District17_17195FU03 | 0 | 0 | 0 | 0 | — | — | Even |
| FULTON 4 Voting District17_17195FU04 | 0 | 0 | 0 | 0 | — | — | Even |
| GARDEN PLAIN Voting District17_17195GP01 | 0 | 0 | 0 | 0 | — | — | Even |
| GENESEE Voting District17_17195GE01 | 0 | 0 | 0 | 0 | — | — | Even |
| HAHNAMAN Voting District17_17195HA01 | 0 | 0 | 0 | 0 | — | — | Even |
| HOPKINS 1 Voting District17_17195HO01 | 0 | 0 | 0 | 0 | — | — | Even |
| HOPKINS 2 Voting District17_17195HO02 | 0 | 0 | 0 | 0 | — | — | Even |
| HUME Voting District17_17195HU01 | 0 | 0 | 0 | 0 | — | — | Even |
| JORDAN Voting District17_17195JO01 | 0 | 0 | 0 | 0 | — | — | Even |
| LYNDON Voting District17_17195LY01 | 0 | 0 | 0 | 0 | — | — | Even |
| MONTMORENCY 1 Voting District17_17195MT01 | 0 | 0 | 0 | 0 | — | — | Even |
| MONTMORENCY 2 Voting District17_17195MT02 | 0 | 0 | 0 | 0 | — | — | Even |
| MT PLEASANT 1 Voting District17_17195MP01 | 0 | 0 | 0 | 0 | — | — | Even |
| MT PLEASANT 2 Voting District17_17195MP02 | 0 | 0 | 0 | 0 | — | — | Even |
| MT PLEASANT 3 Voting District17_17195MP03 | 0 | 0 | 0 | 0 | — | — | Even |
| MT PLEASANT 4 Voting District17_17195MP04 | 0 | 0 | 0 | 0 | — | — | Even |
| MT PLEASANT 5 Voting District17_17195MP05 | 0 | 0 | 0 | 0 | — | — | Even |
| NEWTON Voting District17_17195NE01 | 0 | 0 | 0 | 0 | — | — | Even |
| PORTLAND Voting District17_17195PO01 | 0 | 0 | 0 | 0 | — | — | Even |
| PROPHETSTOWN 1 Voting District17_17195PR01 | 0 | 0 | 0 | 0 | — | — | Even |
| PROPHETSTOWN 2 Voting District17_17195PR02 | 0 | 0 | 0 | 0 | — | — | Even |
| PROPHETSTOWN 3 Voting District17_17195PR03 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 1 Voting District17_17195ST01 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 10 Voting District17_17195ST10 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 11 Voting District17_17195ST11 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 12 Voting District17_17195ST12 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 13 Voting District17_17195ST13 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 14 Voting District17_17195ST14 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 15 Voting District17_17195ST15 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 16 Voting District17_17195ST16 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 17 Voting District17_17195ST17 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 18 Voting District17_17195ST18 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 2 Voting District17_17195ST02 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 3 Voting District17_17195ST03 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 4 Voting District17_17195ST04 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 5 Voting District17_17195ST05 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 6 Voting District17_17195ST06 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 7 Voting District17_17195ST07 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 8 Voting District17_17195ST08 | 0 | 0 | 0 | 0 | — | — | Even |
| STERLING 9 Voting District17_17195ST09 | 0 | 0 | 0 | 0 | — | — | Even |
| TAMPICO Voting District17_17195TA01 | 0 | 0 | 0 | 0 | — | — | Even |
| UNION GROVE Voting District17_17195UG01 | 0 | 0 | 0 | 0 | — | — | Even |
| USTICK Voting District17_17195US01 | 0 | 0 | 0 | 0 | — | — | Even |
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −14.7% |
| 1896 | −32.7% |
| 1900 | −33.4% |
| 1904 | −51.6% |
| 1908 | −39.0% |
| 1912 | +7.2% |
| 1916 | −42.8% |
| 1920 | −67.3% |
| 1924 | −61.5% |
| 1928 | −53.6% |
| 1932 | −23.5% |
| 1936 | −22.0% |
| 1940 | −36.1% |
| 1944 | −43.3% |
| 1948 | −41.5% |
| 1952 | −46.8% |
| 1956 | −48.1% |
| 1960 | −31.3% |
| 1964 | −1.6% |
| 1968 | −28.7% |
| 1972 | −37.1% |
| 1976 | −11.8% |
| 1980 | −39.1% |
| 1984 | −19.6% |
| 1988 | −6.7% |
| 1992 | +8.0% |
| 1996 | +13.1% |
| 2000 | +6.6% |
| 2004 | +2.8% |
| 2008 | +17.6% |
| 2012 | +17.0% |
| 2016 | −6.2% |
| 2020 | −8.3% |
| 2024 | −14.7% |
DemocraticRepublican
Congressional elections · 2 Senate races
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 44.0%8,772 | 54.1%10,792 | 19,944 |
| 2020 | R | 46.3%12,502 | 50.0%13,502 | 26,992 |
voter registration
Registered voters
Total registered voters, over time
Registered voters
| Year | Total registered |
|---|---|
| 2016 | 41,435 |
| 2018 | 39,657 |
| 2020 | 39,768 |
| 2022 | 38,953 |
| 2024 | 38,035 |
domestic migration
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−97 net domestic migration · 2025
20112025
Net −3,469 over 2011–2025 · gain loss
Arrivals reported $49,082 in average income, against $70,552 for residents who stayed — 30% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+14.1 on average — about the same lean as Whiteside County, IL (R+14.7).
Where arrivals came from lean of each source
- Lee County, IL174R+22.2
- Clinton County, IA93R+18.8
- Ogle County, IL57R+29.3
- Carroll County, IL56R+31.7
- Rock Island County, IL45D+9.6
- Scott County, IA44R+3.9
Where departures went households, 2022–23
- Lee County, IL160
- Clinton County, IA91
- Rock Island County, IL55
- Carroll County, IL51
- Scott County, IA43
- Ogle County, IL42
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
| Year | Net domestic migration |
|---|---|
| 2011 | −227 |
| 2012 | −473 |
| 2013 | −272 |
| 2014 | −434 |
| 2015 | −149 |
| 2016 | −415 |
| 2017 | −460 |
| 2018 | −274 |
| 2019 | −330 |
| 2021 | −40 |
| 2022 | −540 |
| 2023 | +102 |
| 2024 | +140 |
| 2025 | −97 |
Whiteside County, anchored by Sterling and Rock Falls along the Rock River, has shifted roughly 20 points toward Republican presidential candidates over the past two decades, mirroring the broader realignment of small industrial communities across the upper Midwest.
Across the recorded series it reached a Democratic high of 17.6 points in 2008 and a Republican high of 67.3 points in 1920. Between 2020 and 2024 the county moved 6.4 points toward the Republican candidate; the 2024 margin was 14.7 points.
A population of 54,947, a 81% non-Hispanic-white share, and a median household income of $67,500 describe the county. The county's voting pattern over the last decade is most similar to that of Clinton County and Grant County.
Political twins — counties
The counties whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Clinton County
Iowa
90.6twin score
2000–2012 trajectory12-yr trend
Grant County
Wisconsin
86.3twin score
12-yr trend2004–2012 trajectory≠ median age
Crawford County
Wisconsin
86.2twin score
2008–2012 trajectory12-yr trendelasticity≠ % Evangelical
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Browse places by community — income, education, race & ethnicity, language — all community cuts →
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Whiteside County, Illinois. Akashic. https://akashic.app/county/17195/. Accessed May 20, 2026. License: CC BY 4.0.
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Cities & towns in Whiteside County
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Frequently asked questions
How did Whiteside County, Illinois vote in 2024?
In 2024, Whiteside County, Illinois voted Republican by 14.7 points (R+14.7), carried by the Republican candidate. Out of 26,447 votes cast, 11,012 went Democratic and 14,898 went Republican.
When did Whiteside County, Illinois last vote Democratic?
The most recent presidential election in which Whiteside County, Illinois voted Democratic was 2012.
How many people live in Whiteside County, Illinois?
Whiteside County, Illinois has a population of 54,947 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Whiteside County, Illinois?
Median household income in Whiteside County, Illinois is $67,500 — below the national median of $80,734. The Illinois state median is $83,390.
What is the political history of Whiteside County, Illinois?
Akashic tracks 38 presidential elections in Whiteside County, Illinois from 1876 to 2024. Of those, 6 went Democratic and 27 went Republican.