Overall
Diff +27.1 RPP
Cost of living comparison based on BEA Regional Price Parities. San Diego-Chula Vista-Carlsbad is 31.9% more expensive than Florence-Muscle Shoals.
San Diego-Chula Vista-Carlsbad, CA is 31.9% more expensive than Florence-Muscle Shoals, AL on BEA Regional Price Parities (overall RPP 111.9 vs 84.8). A $100,000 salary in Florence-Muscle Shoals buys about the same as $131,916 in San Diego-Chula Vista-Carlsbad; the largest component gap is rents.
RPP parity plate
Pair AL:CA 84.8→111.9
TIER-GAP · CROSS-STATE · RENT-LED · BENCH-CROSS · PP-STEEP
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.
What a salary in Florence-Muscle Shoals would need to be in San Diego-Chula Vista-Carlsbad for the same purchasing power:
| In Florence-Muscle Shoals | In San Diego-Chula Vista-Carlsbad | Difference |
|---|---|---|
| $50,000 | $65,958 | +$15,958 |
| $75,000 | $98,937 | +$23,937 |
| $100,000 | $131,916 | +$31,916 |
| $150,000 | $197,874 | +$47,874 |
Same BEA Regional Price Parity ratio as the table above (84.8 → 111.9), computed live from your number, nothing is sent anywhere.
Florence-Muscle Shoals, AL and San Diego-Chula Vista-Carlsbad, CA sit in clearly different price tiers, separated by 27.1 RPP points. At this distance, treating the same nominal salary as equivalent would materially change purchasing power.
This route crosses the national benchmark: San Diego-Chula Vista-Carlsbad is above 100 while Florence-Muscle Shoals is below it. That makes the move a change of price regime, not merely a rank swap.
Rents leads the difference, with San Diego-Chula Vista-Carlsbad 131.6 points higher than Florence-Muscle Shoals. 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 Florence-Muscle Shoals corresponds to $131,916 in San Diego-Chula Vista-Carlsbad.
Diff +27.1 RPP
Diff +11.6 RPP
Diff +88.5 RPP
Diff +131.6 RPP
| Category | Florence-Muscle Shoals | San Diego-Chula Vista-Carlsbad | Difference |
|---|---|---|---|
| Overall | 84.8 | 111.9 | +27.1 |
| Goods | 96.4 | 108.0 | +11.6 |
| Services | 85.8 | 174.2 | +88.5 |
| Rents | 47.7 | 179.3 | +131.6 |
Vertical line = national average (100)
Florence-Muscle Shoals and San Diego-Chula Vista-Carlsbad share 17 published annual releases from 2008 through 2024. Their overall gap narrowed, moving from 30.5 to 27.1 RPP points. San Diego-Chula Vista-Carlsbad remained the higher-index metro in the latest release.
Services changed the most within this pair: its gap moved 57.2 points between the first and latest shared releases (31.3 to 88.5 points). This describes a relative price-index history, not a forecast or a household budget.
| Release Year | Florence-Muscle Shoals RPP | San Diego-Chula Vista-Carlsbad RPP | Relative Gap |
|---|---|---|---|
| 2008 | 83.3 | 113.7 | 30.5 points San Diego-Chula Vista-Carlsbad higher |
| 2012 | 88.6 | 112.9 | 24.2 points San Diego-Chula Vista-Carlsbad higher |
| 2016 | 85.9 | 113.6 | 27.7 points San Diego-Chula Vista-Carlsbad higher |
| 2020 | 82.8 | 115.1 | 32.3 points San Diego-Chula Vista-Carlsbad higher |
| 2024 | 84.8 | 111.9 | 27.1 points San Diego-Chula Vista-Carlsbad 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.
San Diego-Chula Vista-Carlsbad is 31.9% more expensive than Florence-Muscle Shoals. The overall cost index is 111.9 vs 84.8 (national average = 100).
A $100,000 salary in Florence-Muscle Shoals has the same purchasing power as $131,916 in San Diego-Chula Vista-Carlsbad. This is based on the BEA Regional Price Parity indexes.
Rents in Florence-Muscle Shoals are indexed at 47.7 while San Diego-Chula Vista-Carlsbad is at 179.3 (national average = 100). San Diego-Chula Vista-Carlsbad has higher rents.
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.