Overall
Diff +3.2 RPP
St. Louis vs Merced
Cost of living comparison based on BEA Regional Price Parities. Merced is 3.4% more expensive than St. Louis.
3.4% more expensive
Merced, CA is 3.4% more expensive than St. Louis, MO-IL on BEA Regional Price Parities (overall RPP 98.3 vs 95.1). A $100,000 salary in St. Louis buys about the same as $103,352 in Merced; the largest component gap is services.
- Overall RPP 95.1 (St. Louis) vs 98.3 (Merced)
- $100k in St. Louis ≈ $103,352 purchasing power in Merced
- Services drives the gap (+88.4 RPP points)
RPP parity plate
Pair MO:CA 95.1→98.3
TIER-NEAR · CROSS-STATE · SPLIT-BUDGET · BOTH-BELOW · PP-SHIFT
- TIER-NEAR Near tier
- CROSS-STATE MO × CA
- SPLIT-BUDGET Split budget
- BOTH-BELOW Both below 100
- PP-SHIFT PP shift
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.
Category Breakdown
Goods
Diff +5.2 RPP
Services
Diff +88.4 RPP
Rents
Diff -0.4 RPP
| Category | St. Louis | Merced | Difference |
|---|---|---|---|
| Overall | 95.1 | 98.3 | +3.2 |
| Goods | 100.0 | 105.2 | +5.2 |
| Services | 69.9 | 158.3 | +88.4 |
| Rents | 79.0 | 78.6 | -0.4 |
Visual Comparison
Overall
St. Louis 95.1
Merced 98.3
Goods
St. Louis 100.0
Merced 105.2
Services
St. Louis 69.9
Merced 158.3
Rents
St. Louis 79.0
Merced 78.6
Vertical line = national average (100)
What This Comparison Actually Tells You
Services creates the largest separation: Merced is 88.4 points higher. But rents move against the overall direction, so this is a split budget rather than a clean across-the-board winner.
Merced, CA is 3.4% more expensive than St. Louis, MO-IL, a meaningful but not extreme shift. The move decision turns on which budget category creates the 3.2-point overall gap.
Both metros remain below the U.S. benchmark of 100. This comparison chooses between two below-average price levels; “more expensive” here does not mean nationally expensive.
Comparable population context is incomplete for this pair, so no market-scale explanation is inferred from the price indexes.
For a service-heavy household, test childcare, health, and other locally supplied costs before relying on rent alone. The BEA ratio converts $100,000 in St. Louis to $103,352 in Merced, but it is not a personal spending weight.
St. Louis
95.1
Cost Index
Merced
98.3
Cost Index
Salary Equivalents
What a salary in St. Louis would need to be in Merced for the same purchasing power:
| In St. Louis | In Merced | Difference |
|---|---|---|
| $50,000 | $51,676 | +$1,676 |
| $75,000 | $77,514 | +$2,514 |
| $100,000 | $103,352 | +$3,352 |
| $150,000 | $155,027 | +$5,027 |
$ in St. Louis = in Merced
Same BEA Regional Price Parity ratio as the table above (95.1 → 98.3), computed live from your number, nothing is sent anywhere.
How the Price Gap Changed
St. Louis and Merced share 17 published annual releases from 2008 through 2024. Their overall gap held broadly steady, moving from 3.2 to 3.2 RPP points. Merced remained the higher-index metro in the latest release.
Services changed the most within this pair: its gap moved 64.2 points between the first and latest shared releases (24.2 to 88.4 points). This describes a relative price-index history, not a forecast or a household budget.
| Release Year | St. Louis RPP | Merced RPP | Relative Gap |
|---|---|---|---|
| 2008 | 91.0 | 94.3 | 3.2 points Merced higher |
| 2012 | 94.5 | 98.6 | 4.1 points Merced higher |
| 2016 | 94.5 | 95.3 | 0.8 points Merced higher |
| 2020 | 95.2 | 98.7 | 3.5 points Merced higher |
| 2024 | 95.1 | 98.3 | 3.2 points Merced 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 Merced more expensive than St. Louis?
Merced is 3.4% more expensive than St. Louis. The overall cost index is 98.3 vs 95.1 (national average = 100).
What salary in Merced equals $100K in St. Louis?
A $100,000 salary in St. Louis has the same purchasing power as $103,352 in Merced. This is based on the BEA Regional Price Parity indexes.
How do rents compare between St. Louis and Merced?
Rents in St. Louis are indexed at 79.0 while Merced is at 78.6 (national average = 100). St. Louis 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.