Overall
- Trenton-Princeton
- 103.2
Diff +5.2 RPP
Hilton Head Island-Bluffton-Port Royal vs Trenton-Princeton
Cost of living comparison based on BEA Regional Price Parities. Trenton-Princeton is 5.3% more expensive than Hilton Head Island-Bluffton-Port Royal.
5.3% more expensive
Trenton-Princeton, NJ is 5.3% more expensive than Hilton Head Island-Bluffton-Port Royal, SC on BEA Regional Price Parities (overall RPP 103.2 vs 98.0). A $100,000 salary in Hilton Head Island-Bluffton-Port Royal buys about the same as $105,267 in Trenton-Princeton; the largest component gap is rents.
- Overall RPP 98.0 (Hilton Head Island-Bluffton-Port Royal) vs 103.2 (Trenton-Princeton)
- $100k in Hilton Head Island-Bluffton-Port Royal ≈ $105,267 purchasing power in Trenton-Princeton
- Rents drives the gap (+33.8 RPP points)
RPP parity plate
Pair SC:NJ 98.0→103.2
TIER-NEAR · CROSS-STATE · RENT-LED · BENCH-CROSS · PP-SHIFT
- TIER-NEAR Near tier
- CROSS-STATE SC × NJ
- RENT-LED Rent-led gap
- BENCH-CROSS Benchmark cross
- 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.
Salary Equivalents
What a salary in Hilton Head Island-Bluffton-Port Royal would need to be in Trenton-Princeton for the same purchasing power:
| In Hilton Head Island-Bluffton-Port Royal | In Trenton-Princeton | Difference |
|---|---|---|
| $50,000 | $52,634 | +$2,634 |
| $75,000 | $78,951 | +$3,951 |
| $100,000 | $105,267 | +$5,267 |
| $150,000 | $157,901 | +$7,901 |
$ in Hilton Head Island-Bluffton-Port Royal = in Trenton-Princeton
Same BEA Regional Price Parity ratio as the table above (98.0 → 103.2), computed live from your number, nothing is sent anywhere.
What This Comparison Actually Tells You
Trenton-Princeton, NJ is 5.3% more expensive than Hilton Head Island-Bluffton-Port Royal, SC, a meaningful but not extreme shift. The move decision turns on which budget category creates the 5.2-point overall gap.
This route crosses the national benchmark: Trenton-Princeton is above 100 while Hilton Head Island-Bluffton-Port Royal is below it. That makes the move a change of price regime, not merely a rank swap.
Rents leads the difference, with Trenton-Princeton 33.8 points higher than Hilton Head Island-Bluffton-Port Royal. 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 Hilton Head Island-Bluffton-Port Royal corresponds to $105,267 in Trenton-Princeton.
Category Breakdown
Goods
- Trenton-Princeton
- 99.8
Diff +3.5 RPP
Services
- Trenton-Princeton
- 112.3
Diff +24.2 RPP
Rents
- Trenton-Princeton
- 135.1
Diff +33.8 RPP
| Category | Hilton Head Island-Bluffton-Port Royal | Trenton-Princeton | Difference |
|---|---|---|---|
| Overall | 98.0 | 103.2 | +5.2 |
| Goods | 96.3 | 99.8 | +3.5 |
| Services | 88.1 | 112.3 | +24.2 |
| Rents | 101.2 | 135.1 | +33.8 |
Visual Comparison
Overall
Hilton Head Island-Bluffton-Port Royal 98.0
Trenton-Princeton 103.2
Goods
Hilton Head Island-Bluffton-Port Royal 96.3
Trenton-Princeton 99.8
Services
Hilton Head Island-Bluffton-Port Royal 88.1
Trenton-Princeton 112.3
Rents
Hilton Head Island-Bluffton-Port Royal 101.2
Trenton-Princeton 135.1
Vertical line = national average (100)
Hilton Head Island-Bluffton-Port Royal
98.0
Cost Index
Trenton-Princeton
103.2
Cost Index
How the Price Gap Changed
Hilton Head Island-Bluffton-Port Royal and Trenton-Princeton share 17 published annual releases from 2008 through 2024. Their overall gap narrowed, moving from 9.5 to 5.2 RPP points. Trenton-Princeton remained the higher-index metro in the latest release.
Services changed the most within this pair: its gap moved 36.5 points between the first and latest shared releases (60.7 to 24.2 points). This describes a relative price-index history, not a forecast or a household budget.
| Release Year | Hilton Head Island-Bluffton-Port Royal RPP | Trenton-Princeton RPP | Relative Gap |
|---|---|---|---|
| 2008 | 95.1 | 104.6 | 9.5 points Trenton-Princeton higher |
| 2012 | 93.6 | 108.4 | 14.8 points Trenton-Princeton higher |
| 2016 | 96.0 | 108.8 | 12.8 points Trenton-Princeton higher |
| 2020 | 93.6 | 104.2 | 10.6 points Trenton-Princeton higher |
| 2024 | 98.0 | 103.2 | 5.2 points Trenton-Princeton 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 Trenton-Princeton more expensive than Hilton Head Island-Bluffton-Port Royal?
Trenton-Princeton is 5.3% more expensive than Hilton Head Island-Bluffton-Port Royal. The overall cost index is 103.2 vs 98.0 (national average = 100).
What salary in Trenton-Princeton equals $100K in Hilton Head Island-Bluffton-Port Royal?
A $100,000 salary in Hilton Head Island-Bluffton-Port Royal has the same purchasing power as $105,267 in Trenton-Princeton. This is based on the BEA Regional Price Parity indexes.
How do rents compare between Hilton Head Island-Bluffton-Port Royal and Trenton-Princeton?
Rents in Hilton Head Island-Bluffton-Port Royal are indexed at 101.2 while Trenton-Princeton is at 135.1 (national average = 100). Trenton-Princeton 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.