Overall
- Idaho Falls
- 94.4
Diff +21.2 RPP
Idaho Falls vs San Francisco-Oakland-Fremont
Cost of living comparison based on BEA Regional Price Parities. San Francisco-Oakland-Fremont is 22.5% more expensive than Idaho Falls.
22.5% more expensive
San Francisco-Oakland-Fremont, CA is 22.5% more expensive than Idaho Falls, ID on BEA Regional Price Parities (overall RPP 115.6 vs 94.4). A $100,000 salary in Idaho Falls buys about the same as $122,456 in San Francisco-Oakland-Fremont; the largest component gap is rents.
- Overall RPP 94.4 (Idaho Falls) vs 115.6 (San Francisco-Oakland-Fremont)
- $100k in Idaho Falls ≈ $122,456 purchasing power in San Francisco-Oakland-Fremont
- Rents drives the gap (+110.7 RPP points)
RPP parity plate
Pair ID:CA 94.4→115.6
TIER-GAP · CROSS-STATE · RENT-LED · BENCH-CROSS · PP-STEEP
- TIER-GAP Clear tier gap
- CROSS-STATE ID × CA
- RENT-LED Rent-led gap
- BENCH-CROSS Benchmark cross
- PP-STEEP Steep PP convert
Instrument codes from this pair's BEA Regional Price Parities (overall · goods · services · rents · national benchmark 100 · purchasing-power conversion), not a ranking or recommendation.
Salary Equivalents
What a salary in Idaho Falls would need to be in San Francisco-Oakland-Fremont for the same purchasing power:
| In Idaho Falls | In San Francisco-Oakland-Fremont | Difference |
|---|---|---|
| $50,000 | $61,228 | +$11,228 |
| $75,000 | $91,842 | +$16,842 |
| $100,000 | $122,456 | +$22,456 |
| $150,000 | $183,684 | +$33,684 |
$ in Idaho Falls = in San Francisco-Oakland-Fremont
Same BEA Regional Price Parity ratio as the table above (94.4 → 115.6), computed live from your number, nothing is sent anywhere.
What This Comparison Actually Tells You
Idaho Falls, ID and San Francisco-Oakland-Fremont, CA sit in clearly different price tiers, separated by 21.2 RPP points. At this distance, treating the same nominal salary as equivalent would materially change purchasing power.
This route crosses the national benchmark: San Francisco-Oakland-Fremont is above 100 while Idaho Falls is below it. That makes the move a change of price regime, not merely a rank swap.
Rents leads the difference, with San Francisco-Oakland-Fremont 110.7 points higher than Idaho Falls. Goods, services, and rents all point in the same broad direction, making the headline comparison more transferable across household types.
Comparable population context is incomplete for this pair, so no market-scale explanation is inferred from the price indexes.
For a housing-sensitive move, validate the rent gap first: HUD Fair Market Rent and the actual unit size can overturn what the blended index implies. On the BEA ratio alone, $100,000 in Idaho Falls corresponds to $122,456 in San Francisco-Oakland-Fremont.
Category Breakdown
Goods
- Idaho Falls
- 96.2
Diff +12.3 RPP
Services
- Idaho Falls
- 69.7
Diff +102.9 RPP
Rents
- Idaho Falls
- 84.0
Diff +110.7 RPP
| Category | Idaho Falls | San Francisco-Oakland-Fremont | Difference |
|---|---|---|---|
| Overall | 94.4 | 115.6 | +21.2 |
| Goods | 96.2 | 108.5 | +12.3 |
| Services | 69.7 | 172.6 | +102.9 |
| Rents | 84.0 | 194.7 | +110.7 |
Visual Comparison
Overall
Idaho Falls 94.4
San Francisco-Oakland-Fremont 115.6
Goods
Idaho Falls 96.2
San Francisco-Oakland-Fremont 108.5
Services
Idaho Falls 69.7
San Francisco-Oakland-Fremont 172.6
Rents
Idaho Falls 84.0
San Francisco-Oakland-Fremont 194.7
Vertical line = national average (100)
Idaho Falls
94.4
Cost Index
San Francisco-Oakland-Fremont
115.6
Cost Index
How the Price Gap Changed
Idaho Falls and San Francisco-Oakland-Fremont share 17 published annual releases from 2008 through 2024. Their overall gap narrowed, moving from 23.9 to 21.2 RPP points. San Francisco-Oakland-Fremont remained the higher-index metro in the latest release.
Services changed the most within this pair: its gap moved 52.5 points between the first and latest shared releases (50.5 to 102.9 points). This describes a relative price-index history, not a forecast or a household budget.
| Release Year | Idaho Falls RPP | San Francisco-Oakland-Fremont RPP | Relative Gap |
|---|---|---|---|
| 2008 | 95.2 | 119.1 | 23.9 points San Francisco-Oakland-Fremont higher |
| 2012 | 93.2 | 112.5 | 19.3 points San Francisco-Oakland-Fremont higher |
| 2016 | 95.4 | 116.4 | 21.0 points San Francisco-Oakland-Fremont higher |
| 2020 | 90.9 | 119.6 | 28.6 points San Francisco-Oakland-Fremont higher |
| 2024 | 94.4 | 115.6 | 21.2 points San Francisco-Oakland-Fremont higher |
Annual BEA Regional Price Parity releases; a higher index means a higher price level relative to the national average of 100. Selected years shown from the full shared series.
Frequently Asked Questions
Is San Francisco-Oakland-Fremont more expensive than Idaho Falls?
San Francisco-Oakland-Fremont is 22.5% more expensive than Idaho Falls. The overall cost index is 115.6 vs 94.4 (national average = 100).
What salary in San Francisco-Oakland-Fremont equals $100K in Idaho Falls?
A $100,000 salary in Idaho Falls has the same purchasing power as $122,456 in San Francisco-Oakland-Fremont. This is based on the BEA Regional Price Parity indexes.
How do rents compare between Idaho Falls and San Francisco-Oakland-Fremont?
Rents in Idaho Falls are indexed at 84.0 while San Francisco-Oakland-Fremont is at 194.7 (national average = 100). San Francisco-Oakland-Fremont has higher rents.
Data sources
- BEA Regional Price Parities (RPP), the cost-of-living indices shown on this page
- U.S. Census Bureau, American Community Survey (ACS), gross-rent observations behind the rents component
- BLS Consumer Price Index (CPI), goods and services price relatives
- BLS Occupational Employment and Wage Statistics (OEWS), labor-driven services component
- HUD Fair Market Rents (FMR), 40th-percentile rent cross-reference
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.