I'll gather current data on how minimum wages track the cost of living to give you a full picture of the debate.
Whether the minimum wage should keep up with the cost of living is a normative question, but economics can explain what happens when it does and does not:
1. What "keeping up" means
The nominal minimum wage is the dollar amount written in law. The real minimum wage is what that amount can actually buy after adjusting for inflation.
Inflation rises automatically. The federal minimum wage does not. When a wage floor stays fixed in a system where prices rise, its real value declines automatically.
If the federal minimum wage grows at a slower rate than inflation, the real minimum wage decreases.
2. What has happened when it has not kept up
•The federal minimum wage has stayed at $7.25 per hour since July 2009, making this the longest stretch without an increase since the wage floor was created in 1938.
•Measured with the Consumer Price Index (CPI), prices in September 2026 were 1.565 times their July 2009 level. Divide $7.25 by that factor and you get $4.63 in 2009 dollars.
•The nominal rate is $7.25, but its "real" value has plummeted due to 17 years of inflation. It now represents the lowest purchasing power for American workers in over 70 years when adjusted for inflation.
•The high-water mark for purchasing power was 1968. That year the wage was $1.60 per hour. In today's dollars, that is about $14 to $15 per hour. Other estimates put the 1968 peak at ~$14.50 or $15.76 through September 2026.
If the goal of the policy is to maintain a consistent minimum purchasing power for full-time work, allowing inflation to erode it by default works against that goal. At $7.25 per hour, a full-time worker earns about $15,000 per year before taxes.
3. Arguments for indexing to cost of living
Proponents argue minimum wage should be indexed to inflation or consumer price indices automatically because it ensures economic fairness, promotes stability, and sustains consumer confidence.
Specific advantages cited include:
•Reduced in-work poverty, a reduction in inequality, an incentive to increase labour productivity and higher wages leading to increased economic growth.
•Reduced poverty: Studies have estimated a 10% increase in the minimum wage would reduce household poverty rates by 0.7 to 0.9 percentage points in the highest impact areas.
•Predictability: Several states already index their minimum wage to inflation. Each year, it adjusts based on the Consumer Price Index. For example, Ontario's increase to $17.60 in 2025 reflected a 2.33% adjustment tied directly to the Consumer Price Index as part of ensuring wages keep pace with rising living costs. No political standoff. No emergency legislation. It just keeps pace.
•Precedent: We already index Social Security benefits, tax brackets, and Treasury bonds. Proposals to tie the federal minimum wage to inflation have been introduced in Congress since at least 1947.
•Limited inflation impact: Reviews from the Congressional Research Service show that the overall impact on economy-wide inflation has historically been limited. One study finds that a 10% increase in the minimum wage resulted in a just 0.14 percentage point increase in prices.
Under an indexed system: If inflation rises 2 percent, the minimum wage rises 2 percent - If inflation is flat, the wage stays flat.
4. Arguments against automatic cost-of-living increases
Opponents and some economists raise concerns:
•Business costs, unemployment and higher prices for consumers if wages are increased too fast.
•Negative employment effects at higher levels: Previous increases have been mostly absorbed without significant negative impacts on employment. However, there is a tipping point at which increases will have a negative effect. If minimum wages are increased over 60% of median wages, firms will not be able to absorb all wage increases.
•Higher prices passed to consumers: Nearly all of the cost increase was passed through to consumers, as prices rose 1.45% on average after a 25% minimum wage increase in San Jose.
•Regional differences: A nationwide minimum wage will have a greater impact on poor areas – regions of high unemployment and low wages. A rate suitable for a high-cost city may be unsuitable for a more impoverished area.
•Lack of flexibility in downturns: In a recession, demand for labour falls and there is downward pressure on wages. It is in these moments when the negative effects of a minimum wage on employment are greatest. Standard theory predicts increasing the minimum wage causes the quantity of labor that firms are willing to hire to decrease.
•Productivity and wage compression: If minimum wages rise faster than median wages, pay differentials narrow, which can reduce incentives for workers to take on extra responsibility.
Research is mixed: High-quality studies often find increasing the minimum wage does not significantly impact employment, while other evidence, especially for the US, suggests that minimum wages reduce the jobs available to low-skill workers.
5. A middle-ground approach used in many places
Instead of large, infrequent political increases, many jurisdictions use automatic indexing:
•Tied to CPI-U or CPI-W (Consumer Price Index for Urban Wage Earners and Clerical Workers), with some models capping the annual increase, for example at 3.5% whichever is lower.
•The UK provides a contrast: the minimum wage increased from £5.93 to £12.71 by 2026 – a 70% above inflation increase since 1999. If it had increased in line with inflation it would just be £8.60 an hour, showing how indexing to inflation alone maintains purchasing power but does not necessarily raise relative living standards.
Indexing would not settle every debate about the right wage level. It would simply prevent the wage floor from shrinking by default.
Bottom line: If the purpose of a minimum wage is to establish a floor for the purchasing power of full-time work, not keeping it indexed means that floor falls every year inflation is positive. If the purpose is to balance that floor against employment effects, business viability, and regional cost-of-living differences, policymakers often debate the level to index to (e.g., 50-60% of median wage vs. full CPI) and whether to allow regional adjustments.