Nominal Salary vs. Real Salary
Every figure PlainTeacher publishes - the district page, the rankings, the comparison tool - is a nominal dollar amount: an estimate of what a district spends per teacher, undjusted for what that money is worth locally. Nominal salary is the number on the offer letter. Real salary is what that number can actually buy once local prices for housing, groceries, transportation, and taxes are factored in.
The gap between the two can be large. A metro area with a high cost of living can have housing costs two or three times higher than a rural or small-metro area in a different state, while grocery and transportation costs typically vary by a smaller but still meaningful margin. A teacher comparing a $68,000 estimated salary in a high-cost coastal district against a $54,000 estimated salary in a low-cost inland district is not comparing like with like until cost of living enters the picture.
Why This Matters When Comparing Districts
State averages hide metro-level variation. Our state pages show a single average estimated salary per state, but cost of living varies enormously within a state - a district's metro area can be dramatically more expensive than a rural district three counties over, even though both report to the same state salary schedule baseline. Comparing two states' averages without looking at the specific district's metro area can be misleading in either direction.
For a transparent state-to-state price-level adjustment, PlainTeacher’s purchasing-power dataset combines the FY2022 state salary estimate with BEA’s FY2022 all-items Regional Price Parity. It is useful for a state-level comparison, while still too broad for a district or metro choice.
Housing is usually the largest single driver of the real-salary gap. Housing costs are the single biggest line item separating a high-cost and low-cost regional budget, often by a wider margin than any other expense category. A district that looks like a modest pay bump in nominal terms can represent a substantial real-terms pay cut once a much higher local housing cost is factored in, and the reverse is equally true for a move from a high-cost to a low-cost area.
State income tax structure changes the comparison again. Several states have no state income tax at all, while others tax income at rates that can take several percentage points out of a teacher's take-home pay. Two districts with an identical nominal salary in a no-income-tax state and a higher-tax state do not deliver the same take-home amount - the tax difference alone can be worth a meaningful fraction of the base salary.
How to Do the Comparison Yourself
Step 1 - Get the nominal numbers from PlainTeacher. Look up each district's estimated salary and per-pupil spending using our district pages or the salary comparison tool. These are your starting nominal figures.
Step 2 - Find a published cost-of-living index for each specific metro or county. National sources such as the Council for Community and Economic Research's Cost of Living Index, or a state economic-development agency's regional cost data, report an index number for a metro area relative to a national baseline. Look up the index for the exact metro or county each district sits in, not just the state as a whole.
Step 3 - Adjust the nominal salary by the index ratio. Divide each district's nominal salary by its local cost-of-living index (expressed as a ratio to the national baseline) to get a rough real-salary estimate you can compare across regions. This is an approximation, not a precise figure, but it corrects for the biggest source of distortion in a raw dollar comparison.
Step 4 - Layer in state income tax. Check each state's income tax rate (or confirm it has none) and estimate the take-home difference on the adjusted figure. A few percentage points of state tax can offset - or compound - a cost-of-living advantage.
Step 5 - Check benefits and pension structure. Base salary is only part of total compensation. States differ meaningfully in health-insurance premium sharing, retirement contribution matching, and pension vesting rules. A lower base salary paired with a stronger pension match and lower health-premium share can outperform a higher base salary with weaker benefits over a full career.
Common Mistakes to Avoid
The most common mistake is ranking states purely by our nominal average salary figure and treating the ranking as a real-purchasing-power ranking - it is not, and we do not present it as one. A second common mistake is applying a single statewide cost-of-living figure to every district in that state; cost of living inside a single state can vary as much as it does between two different states, so always compare at the metro or county level, never at the state level alone. A third mistake is ignoring benefits entirely - a total-compensation comparison that stops at base salary misses pension and health-benefit differences that can be worth thousands of dollars a year.
What This Means for You
If you are evaluating a move or a job offer across state lines, do not stop at PlainTeacher's nominal salary estimate. Start with the state-level purchasing-power comparison, then layer in a metro-level cost-of-living index, the destination state's income tax treatment, and its pension and health-benefit structure before drawing a conclusion about which offer is actually better. Our rankings and comparison tool make the nominal side transparent; the state release does not replace the local and benefit sources needed for an individual decision.
Frequently Asked Questions
Does PlainTeacher adjust salary figures for cost of living?
Our district and nominal ranking figures are not adjusted. The separate state purchasing-power dataset applies BEA’s FY2022 Regional Price Parity to the FY2022 state estimate; use a regional index for a district or metro comparison.
Why does a high-paying state sometimes offer a worse real deal than a lower-paying one?
Nominal salary is what the paycheck says; real salary is what it buys locally. High-cost metros can erase or reverse a nominal pay advantage once housing, taxes, and everyday prices are counted.
What's the best way to compare two districts in different states?
Start with our salary and per-pupil spending estimates, add a metro-level cost-of-living index, then check each state's income tax and pension/benefit structure before concluding which offer is better.