akashic
1876–2024
Douglas County, Colorado
Douglas County·Colorado

Douglas County has voted Republican for as long as anyone can remember.

Once a reliably deep-red Denver suburb, now a single-digit battleground

18762024·38 elections
Douglas County, Colorado · Billy Hathorn · Wikimedia Commons
Latest
R+7
in 2024
Archetype
Republican loyalist
since the recent cycles
Population
377,150
2024 ACS
Most similar
Delaware County
OH · similarity 0.99
204 precincts · 243,892 votes cast
Trump · R+7
Margin
Turnout
Harris +50
Trump +50
Real precinct boundaries. Hover for vote totals.
YearWonMarginDemocraticRepublicanTotal
2024R
−7.0%
110,408127,451243,892
2020R
−7.2%
104,653121,270231,599
2016R
−18.1%
68,657102,573187,500
2012R
−25.8%
61,094104,397168,084
2008R
−17.2%
61,96088,108151,819
2004R
−33.8%
39,66180,651121,201
2000R
−33.6%
27,07656,00786,225
1996R
−30.6%
16,23232,12051,975
1992R
−21.5%
9,99118,59240,060
1988R
−41.5%
6,93117,03524,350
1984R
−59.8%
3,01112,24915,441
1980R
−51.9%
2,1088,12611,596
1976R
−33.8%
2,4595,0787,748
1972R
−53.7%
1,0483,6254,800
1968R
−33.9%
8571,9103,104
1964D
+3.8%
1,4421,3362,791
1960R
−28.8%
8231,4902,313
1956R
−36.6%
6971,5082,215
1952R
−38.2%
6371,4272,068
1948R
−12.1%
7679791,756
1944R
−31.0%
6381,2141,857
1940R
−23.6%
8011,2982,108
1936D
+7.6%
1,0448951,968
1932D
+11.6%
1,0618361,946
1928R
−29.3%
6031,1071,723
1924R
−31.0%
3838701,572
1920R
−25.1%
5619481,544
1916D
+14.3%
8206121,451
1912D
+18.6%
6193731,322
1908R
−10.5%
6297791,422
1904R
−20.1%
5247921,336
1900D
+0.6%
6506421,310
1896D
+71.3%
1,0511721,233
1892R
−57.6%
0360625
1888R
−10.7%
307385731
1884R
−7.8%
246288540
1880R
−8.0%
282331615
1876
No data
Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
American
100.0%
African American
1.1%
Multiple ancestry combinations reported; no single grouping above 1%.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
Source · American Community Survey 5-year estimates, 2024 release. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Language at home
Population aged 5 and older
0.0%
speak English only
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Other Christian
18.5%
Catholic & Orthodox
13.5%
Methodist
2.4%
Mainline Protestant
2.0%
Pentecostal & Holiness
0.3%
Baptist
0.3%
Non-Christian
0.1%
Source · 2020 US Religion Census. Remaining 62.9% of residents not counted as adherents by any reporting body.

Douglas County has shifted notably leftward over two decades as professional-class migration from the Denver metro reshaped its electorate, narrowing a margin that once ran 40+ points Republican to single digits by 2024.

The Republican margin in Douglas County reached its widest at sixty points in 1984. The margin in 2024 was seven points, in line with the county's deep historical pattern.

Douglas County's loyalty is rooted in its place. Median household income of $149,594, a 80% non-Hispanic-white share, and a population of 377,150 together describe a community whose political habits are deeply settled. The county's voting pattern over the last decade is most similar to that of Delaware County and El Paso County.