Overall
- Trenton-Princeton
- 103.2
Diff +5.1 RPP
Austin-Round Rock-San Marcos vs Trenton-Princeton
Cost of living comparison based on BEA Regional Price Parities. Trenton-Princeton is 5.2% more expensive than Austin-Round Rock-San Marcos.
5.2% more expensive
Trenton-Princeton, NJ is 5.2% more expensive than Austin-Round Rock-San Marcos, TX on BEA Regional Price Parities (overall RPP 103.2 vs 98.1). A $100,000 salary in Austin-Round Rock-San Marcos buys about the same as $105,215 in Trenton-Princeton; the largest component gap is services.
- Overall RPP 98.1 (Austin-Round Rock-San Marcos) vs 103.2 (Trenton-Princeton)
- $100k in Austin-Round Rock-San Marcos ≈ $105,215 purchasing power in Trenton-Princeton
- Services drives the gap (+30.2 RPP points)
RPP parity plate
Pair TX:NJ 98.1→103.2
TIER-NEAR · CROSS-STATE · SERVICES-LED · BENCH-CROSS · PP-SHIFT
- TIER-NEAR Near tier
- CROSS-STATE TX × NJ
- SERVICES-LED Services-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.
What This Comparison Actually Tells You
Trenton-Princeton, NJ is 5.2% more expensive than Austin-Round Rock-San Marcos, TX, a meaningful but not extreme shift. The move decision turns on which budget category creates the 5.1-point overall gap.
This route crosses the national benchmark: Trenton-Princeton is above 100 while Austin-Round Rock-San Marcos is below it. That makes the move a change of price regime, not merely a rank swap.
Services leads the difference, with Trenton-Princeton 30.2 points higher than Austin-Round Rock-San Marcos. 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 service-heavy household, test childcare, health, and other locally supplied costs before relying on rent alone. The BEA ratio converts $100,000 in Austin-Round Rock-San Marcos to $105,215 in Trenton-Princeton, but it is not a personal spending weight.
How the Price Gap Changed
Austin-Round Rock-San Marcos and Trenton-Princeton share 17 published annual releases from 2008 through 2024. Their overall gap held broadly steady, moving from 5.0 to 5.1 RPP points. Trenton-Princeton remained the higher-index metro in the latest release.
Services changed the most within this pair: its gap moved 8.7 points between the first and latest shared releases (39.0 to 30.2 points). This describes a relative price-index history, not a forecast or a household budget.
| Release Year | Austin-Round Rock-San Marcos RPP | Trenton-Princeton RPP | Relative Gap |
|---|---|---|---|
| 2008 | 99.6 | 104.6 | 5.0 points Trenton-Princeton higher |
| 2012 | 100.9 | 108.4 | 7.4 points Trenton-Princeton higher |
| 2016 | 102.6 | 108.8 | 6.2 points Trenton-Princeton higher |
| 2020 | 101.1 | 104.2 | 3.1 points Trenton-Princeton higher |
| 2024 | 98.1 | 103.2 | 5.1 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.
Category Breakdown
Goods
- Trenton-Princeton
- 99.8
Diff +6.0 RPP
Services
- Trenton-Princeton
- 112.3
Diff +30.2 RPP
Rents
- Trenton-Princeton
- 135.1
Diff +14.7 RPP
| Category | Austin-Round Rock-San Marcos | Trenton-Princeton | Difference |
|---|---|---|---|
| Overall | 98.1 | 103.2 | +5.1 |
| Goods | 93.8 | 99.8 | +6.0 |
| Services | 82.0 | 112.3 | +30.2 |
| Rents | 120.4 | 135.1 | +14.7 |
Visual Comparison
Overall
Austin-Round Rock-San Marcos 98.1
Trenton-Princeton 103.2
Goods
Austin-Round Rock-San Marcos 93.8
Trenton-Princeton 99.8
Services
Austin-Round Rock-San Marcos 82.0
Trenton-Princeton 112.3
Rents
Austin-Round Rock-San Marcos 120.4
Trenton-Princeton 135.1
Vertical line = national average (100)
Salary Equivalents
What a salary in Austin-Round Rock-San Marcos would need to be in Trenton-Princeton for the same purchasing power:
| In Austin-Round Rock-San Marcos | In Trenton-Princeton | Difference |
|---|---|---|
| $50,000 | $52,607 | +$2,607 |
| $75,000 | $78,911 | +$3,911 |
| $100,000 | $105,215 | +$5,215 |
| $150,000 | $157,822 | +$7,822 |
$ in Austin-Round Rock-San Marcos = in Trenton-Princeton
Same BEA Regional Price Parity ratio as the table above (98.1 → 103.2), computed live from your number, nothing is sent anywhere.
Austin-Round Rock-San Marcos
98.1
Cost Index
Trenton-Princeton
103.2
Cost Index
Frequently Asked Questions
Is Trenton-Princeton more expensive than Austin-Round Rock-San Marcos?
Trenton-Princeton is 5.2% more expensive than Austin-Round Rock-San Marcos. The overall cost index is 103.2 vs 98.1 (national average = 100).
What salary in Trenton-Princeton equals $100K in Austin-Round Rock-San Marcos?
A $100,000 salary in Austin-Round Rock-San Marcos has the same purchasing power as $105,215 in Trenton-Princeton. This is based on the BEA Regional Price Parity indexes.
How do rents compare between Austin-Round Rock-San Marcos and Trenton-Princeton?
Rents in Austin-Round Rock-San Marcos are indexed at 120.4 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.