| Year | Member 1 | Member 2 | Member 3 | Member 4 | Member 5 | Mayor | Mayor Pro Tem | Clerk | Treasurer | Race | Notes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2000 | 2000 Placentia City Council | ||||||||||
| 2001 | 1 | 2 | 3 | ||||||||
| 2002 | 2002 Placentia City Council | ||||||||||
| 2003 | Chris Lowe | Norman Z. Eckenrode | Patrick Melia | ||||||||
| 2004 | 2004 Placentia City Council | ||||||||||
| 2005 | RUSSELL J. "RUSS" RICE | Connie Underhill | SCOTT P. BRADY | LELAND L. "LEE" CASTNER | |||||||
| 2006 | 2006 Placentia City Council | ||||||||||
| 2007 | Joe Aguirre | GREG SOWARDS | Patrick Melia | ||||||||
| 2008 | 2008 Placentia City Council | ||||||||||
| 2009 | Jeremy Yamaguchi | Connie Underhill | Scott Nelson | Chad Wanke | |||||||
| 2010 | 2010 Placentia City Council | ||||||||||
| 2011 | Joe Aguirre | Chad Wanke | Patrick Melia | ||||||||
| 2012 | 2012 Placentia City Council | ||||||||||
| 2013 | Jeremy Yamaguchi | Connie Underhill | Scott Nelson | CRAIG GREEN | |||||||
| 2014 | 2014 Placentia City Council | ||||||||||
| 2015 | CRAIG S. GREEN | Chad Wanke | Patrick Melia | ||||||||
| 2016 | 2016 Placentia City Council | ||||||||||
| 2017 | Jeremy Yamaguchi | WARD L. SMITH | RHONDA SHADER | KEVIN A. LARSON |
| Year | District 1 | District 2 | District 3 | District 4 | District 5 | Mayor | Mayor Pro Tem | Clerk | Treasurer | Race | Notes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 2018 Placentia City Council | ||||||||||
| 2019 | CRAIG S. GREEN | Chad Wanke | Patrick Melia | ||||||||
| 2020 | 2020 Placentia City Council | ||||||||||
| 2021 | RHONDA SHADER | Jeremy Yamaguchi | WARD L. SMITH | BOB MCKINNELL (short) | KEVIN A. LARSON |