1978Final results
1978 election for Arizona Legislative District 4
Arizona House of Representatives · Arizona
2 seats: E. C. Rosenbaum (D), Edward G. Guerrero (D) won.
2 seatsE. C. RosenbaumDemocrat · winner · incumbent
30.6%10,681
Edward G. GuerreroDemocrat · winner · incumbent
27.2%9,502
Dorothy L. SchatzRepublican
22.7%7,909
Frances GeisslerRepublican
19.4%6,781
34,873 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET