San Diego's City Council is the nine-seat legislative body that writes the city's ordinances, approves the Mayor's proposed $5-billion annual budget, signs every multi-million-dollar contract, and grants the zoning and land-use entitlements that determine what gets built in the city. One seat per district. One vote per seat. Five votes pass routine business. Six votes override the Mayor. The entire legislative architecture of the eighth-largest city in the United States sits on those two numbers.
How the nine seats are filled. Charter §§12(b) and 270(a) require the Council to consist of nine members, one elected by the voters of each of the nine geographic districts the Council itself establishes every ten years after the federal census.
[1] District 1 covers the northern coast (La Jolla, University City); Districts 2–4 cover beach, coastal, and southeastern neighborhoods; Districts 5–9 span inland San Diego from Scripps Ranch to San Ysidro. District lines are redrawn by an independent redistricting commission under Charter Article III §5.1, which was added by voters in 2016 to remove the line-drawing function from the Council itself — a structural guardrail against the body gerrymandering its own seats.
Five votes pass routine business. Six votes override the Mayor. Charter §270(e) sets the default rule: a majority of the full Council passes ordinances, resolutions, and orders — five of nine. When the Mayor vetoes a Council action under §280, §285 lifts the override threshold to six of nine — a two-thirds supermajority of the seated Council.
[2] Certain actions — emergency ordinances, some financial authorizations — carry their own higher thresholds under §275 and related sections. But the structural two-number shape of San Diego governance, on every contested matter, is "five to pass, six to override."
The entire legislative architecture of San Diego sits on two numbers: five to pass, six to override.
The Council President chairs — and the committee chairs run the filter. Because the Mayor is not a Council member under the Strong Mayor system, the Council elects one of its own as President to chair full-Council meetings and act as interim mayor in a vacancy (Charter §24). The President also appoints standing committee chairs — Land Use & Housing, Budget & Government Efficiency, Public Safety, Economic Development — each of which decides which items get heard by full Council and which die in committee. The gatekeeping is invisible in the vote tally. A motion that never reaches the floor never gets five votes against it.
Term limits and recall. Charter Art. III §12(c) caps councilmembers at two consecutive four-year terms in the same seat.
[3] A third consecutive term is barred; after sitting out, a former member may run for the seat again. Recall petitions are district-only: under Charter §108 and the implementing Municipal Code, a petition signed by 15% of the district's registered voters places a recall on the ballot. The district-scope of the recall matches the district-scope of the election: a councilmember elected by ~60,000 voters is removed, if at all, by a fraction of that same electorate.
Why the structure matters for the stories we cover. Our Council Files series traces how a Lincoln-Club-founded PAC moves corporate money into Democratic council primaries, and what the winners of those primaries vote for once seated. Our Giveaway reporting identifies an $83–100M developer-fee reduction passed by the Council; five of nine seats made that decision. The Kent Lee Files follows the committee chair whose Land Use & Housing agenda dictates which housing and zoning items the full Council even sees. The Hamann Machine and Money Follows the Seat reports track defense-industry contributions across the same nine seats, cycle after cycle. The structure above — five votes, six for override, committee-chair gatekeeping — is the terrain those investigations keep landing on.
What the Council actually decides. Every ordinance — the local laws the city enforces. Every resolution — including how the city's voice is cast on regional bodies. The final adopted budget (the Mayor proposes; the Council adopts, amends, or rejects). Contract approvals above the administrative threshold. Zoning changes and land-use entitlements, including Community Plan updates and developer-agreement terms. Labor contracts with city employee unions. The placement of measures on the ballot. Charter amendments the Council originates. Each of these items travels through a committee, receives public input at Council, and carries on a yes vote from five members — or six if the Mayor objects.