Most Expensive Cities in Idaho: 2024 Metro Ranking
Compare the most expensive cities and metro areas in Idaho, ranked by the 2024 BEA cost-of-living index. 6 metro areas are available.
Where the Premium Lives in Idaho
None of the listed Idaho metros clears the U.S. benchmark. This is an in-state ranking of relative cost, not evidence that the leading metro is nationally expensive.
Boise City, ID and Coeur d'Alene, ID form a photo finish at the top, separated by only 0.1 RPP points. The useful signal is the cluster rather than the nominal first-place label; small release revisions could change their order without changing the state's expensive-market tier.
Below the leader, the next comparison tier is Coeur d'Alene, ID, Idaho Falls, ID, Twin Falls, ID *. Their order comes from overall RPP, while the table keeps goods, services, and rents visible so a reader can reject a superficially similar market with the wrong cost mix.
Local services is the component furthest from the national benchmark in Boise City, ID, but it remains below 100 at 70.7. In this state, “most expensive” can still mean least affordable only relative to nearby metros, not expensive compared with the country.
At Boise City, ID's price level, a national-average $100,000 lifestyle translates to about $98,391. Treat that as a purchasing-power screen, then verify occupation pay, current HUD rent, and state tax treatment before comparing an offer.
Latest BEA release change
How Boise City, ID's premium widened
From 2023 to 2024, Boise City, ID's overall RPP rose by 4.1 points, from 94.2 to 98.4. The largest component move was rents , which changed by +7.4 points . RPP is a relative price index, so this reports movement against the U.S. benchmark rather than a household's dollar bill.
Housing is the pressure category on the latest snapshot (105.6 rents RPP vs 98.4 overall). The top two markets (Boise City, ID and Coeur d'Alene, ID) sit 0.1 points apart; treat the label as a cluster, not a lock.
| # | Metro | Overall |
|---|---|---|
| 1 | Boise City, ID | 98.4 |
| 2 | Coeur d'Alene, ID | 98.3 |
| 3 | Idaho Falls, ID | 94.4 |
| 4 | Twin Falls, ID * | 92.1 |
| 5 | Lewiston, ID-WA | 91.2 |
| 6 | Pocatello, ID | 88.9 |
According to the U.S. Bureau of Economic Analysis, Boise City, ID has the highest overall Regional Price Parity in this Idaho ranking at 98.4. The national average is 100, so this comparison identifies the highest relative price level among the metro areas BEA reports; it does not estimate a household budget or explain why local prices differ.
- Boise City, ID ranks first of 6 listed Idaho metro areas by overall cost
- 0 of 6 listed metros are above the U.S. price-level benchmark
- Boise City, ID's overall RPP rose 4.1 pts from 2023 to 2024
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Source: Bureau of Economic Analysis, Regional Price Parities Index where national average = 100
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainCost is rendered directly from BEA Regional Price Parity source data, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, our changelog, or report a data error. Data current as of 2026-08-11. Rankings measure the published cost-of-living index only; we don't recommend where to live or rate any metro's quality of life.