Ontario · City of Ottawa

How to run for Mayor in Ottawa

A plain-English guide to the 2026 cycle — eligibility, deadlines, paperwork, and key local contacts for mayor candidates in Ottawa, Ontario.

Election day: Monday, October 26, 2026
Population (2021)
1,017,449
Head of council
1 Mayor
Term
4 years
Wards
24

Step 1

Are you eligible?

On the day you file your nomination paper for mayor in Ottawa, you must be:

  • A Canadian citizen.
  • At least 18 years old.
  • A resident of Ottawa, OR a non-resident owner or tenant of land in Ottawa (or the spouse of one).
  • Not legally disqualified from running.
Common disqualifications include sitting judges, sitting MPs / Senators / MPPs (must resign before filing), municipal employees (must take an unpaid leave or resign), and people serving a sentence in a penal institution.

Step 2

What does the mayor do?

The Mayor is the head of council in Ottawa — chairs council meetings, is the public face of the city, and votes alongside councillors on by-laws, the annual budget, and major staffing decisions.

RoleSeatsTermNotes
Mayor14 yearsAt-large; strong-mayor designated municipality

Step 3

The nomination process

Filing happens at the City Clerk, in person during regular office hours and on nomination day until 2:00 PM. You'll need to bring:

  • Nomination paper, signed in the presence of the clerk or a commissioner of oaths.
  • 25 endorsement signatures from eligible electors of Ottawa.Municipalities with fewer than 4,000 eligible electors are exempt from the signature requirement.
  • Government-issued photo ID showing your name and qualifying address.
  • Filing fee: $200. Refundable in full if you file your campaign financial statement on time.

Where to file

Ottawa Elections Office, City Hall, 110 Laurier Ave. W., Ottawa, ON K1P 1J1. Filing by appointment.

Step 4

Key dates — 2026 cycle

DateEvent
May 1, 12:30 p.m.Nomination period opens
Aug 21, 6:00 p.m.Nomination period closes (last day to file)
October 26, 2026Election day
November 15, 2026New term of council begins
March 27, 2027Campaign financial statement due

Missing the financial-statement deadline can trigger automatic disqualification from running in the next cycle and forfeiture of your filing fee.

Step 5

Campaign finance

Ottawa runs under Ontario's Municipal Elections Act, 1996. The headline numbers for the 2026 cycle:

Per-individual contribution
$1,200
max from any one person to your campaign
Aggregate / additional rules
$5,000
across all candidates in the same municipality
Self + spouse contribution
lesser of $7,500 + $0.20 × eligible electors, or $25,000
combined cap
Spending limit
$7,500 + $0.85 per eligible elector
the City Clerk issues your written limit after nominations close
Corporate and union donations are banned. Cash gifts of $25 or less generally don't need to be tracked individually; anything more must be by cheque, debit, credit, money order, or e-transfer that traces to the contributor.

Local

Specific to Ottawa

  • Strong-mayor designation under O. Reg. 530/22 (one of original two with Toronto, granted 2022). Mayor has expanded powers over budget, hiring, and council overrides on provincial-priority matters.
  • Ward boundary amendments: Council approved minor changes on Dec 11, 2024 affecting Wards 6/21, 9/24, and 11/13. New boundaries officially in effect for the 2026–2030 term starting Nov 15, 2026 (but used administratively for the 2026 election).
  • Bilingual ballots and election services (English/French).
  • Large rural component — ward sizes vary widely; some rural wards (e.g. Osgoode, West Carleton-March) cover hundreds of square kilometers.

Ballot

Other roles on the same ballot

Voters in Ottawa also choose:

  • City Councillor — One per ward
  • OCDSB Trustee (English Public) — Ottawa-Carleton District School Board
  • OCSB Trustee (English Catholic) — Ottawa Catholic School Board
  • CEPEO Trustee (French Public) — Conseil des écoles publiques de l'Est de l'Ontario
  • CECCE Trustee (French Catholic) — Conseil des écoles catholiques du Centre-Est

Sources

Official resources

Related guides

Also running in Ottawa?

Considering a different office? We have plain-English guides for every position on the Ottawa ballot:

This page is a plain-English summary, not legal advice. Always confirm details with the City Clerk and the most recent provincial candidate guide before filing. Last reviewed 2026-05-01.

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