Grant is a Statutory City governed by a five-member Council consisting of a Mayor and four Council Members. Each member is elected for a four-year term. Grant has a "Weak Mayor-Council" plan of governance, whereby each member has an equal vote with no member having more power than another. The Mayor acts as presiding officer at Council meetings and has additional minor duties. No individual Council Member holds specific administrative powers. Grant is a Fourth Class City as defined by its population.
The Council meets on the first Tuesday of each month at the Town Hall. The duties of the Council are to review and rule on agenda items presented to them such as applications for rezoning, conditional use permits, variances, subdivisions, plat approvals, etc.