2004Final results
2004 election for Missouri's 8th District
U.S. House · Missouri
Jo Ann Emerson (R) won with 72.2% of the vote, defeating Dean Henderson (D) by 45.6 points.
Jo Ann EmersonRepublican · winner
72.2%194,039
Dean HendersonDemocrat
26.6%71,543
Stan CuffLibertarian
0.7%1,810
Leonard J. DavidsonConstitution
0.5%1,319
268,711 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 2004
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Dean HendersonJo Ann Emerson
$17.8K
Raised by the campaign
$997K
$17.8K
Spent by the campaign
$1.2M
$0
Cash on hand
$74.5K
Campaign money: FEC, through Nov 8, 2004; FEC, through Dec 31, 2004.
Source: FEC campaign filingsUpdated Dec 31, 2004
The candidates
Jo Ann Emerson (R)Dean Henderson (D)
Also on the ballot: Stan Cuff (Libertarian), 0.7%; Leonard J. Davidson (Constitution), 0.5%