2026 California 18th district House Polling Average
No public general-election polls are currently included in the Pollsmax polling average for the 2026 California 18th district House election.
Zoe Lofgren*
DEMOCRATIC
US House of Representatives (D-CA)
1995 – Present
2026 California 18th District House Polls
Shane Lewis
REPUBLICAN
US Marine Corps
2026 California 18th District House Polling Average:
Aggregate of all polls released for California's 18th congressional district House election between Democrat Zoe Lofgren and Republican Shane Lewis. This page will update the moment new polls are released, including the polling average, projected margin, and survey details.
- Year
- 2026
- Race
- House
- District
- CA-18
- Democratic candidate
- Zoe Lofgren
- Republican candidate
- Shane Lewis
- Incumbent / open seat
- Zoe Lofgren
- Polling average
- —
- Polling average margin
- —
- Last updated
- —
- Polls included
- 0
- Latest poll
- —
California 18th District House Polling Trend
Democrat
—%
Weighted polling average
Republican
—%
Weighted polling average
Net margin
—
Polling average difference
Polls Included
—
Number of polls conducted
Latest California 18th District House Polls
About the Pollsmax Polling Average
Pollsmax creates a time-weighted and partisanship-adjusted polling average from an aggregate of all polls conducted for the general election. See the polling methodology to learn more about how polls are standardized and weighted.