Overall
- Trenton-Princeton
- 103.2
Diff -5.1 RPP
Trenton-Princeton vs Austin-Round Rock-San Marcos
Cost of living comparison based on BEA Regional Price Parities. Austin-Round Rock-San Marcos is 5% less expensive than Trenton-Princeton.
5% less expensive
Austin-Round Rock-San Marcos, TX is 5% less expensive than Trenton-Princeton, NJ on BEA Regional Price Parities (overall RPP 98.1 vs 103.2). A $100,000 salary in Trenton-Princeton buys about the same as $95,044 in Austin-Round Rock-San Marcos; the largest component gap is services.
- Overall RPP 103.2 (Trenton-Princeton) vs 98.1 (Austin-Round Rock-San Marcos)
- $100k in Trenton-Princeton ≈ $95,044 purchasing power in Austin-Round Rock-San Marcos
- Services drives the gap (-30.2 RPP points)
RPP parity plate
Pair NJ:TX 103.2→98.1
TIER-NEAR · CROSS-STATE · SERVICES-LED · BENCH-CROSS · PP-SHIFT
- TIER-NEAR Near tier
- CROSS-STATE NJ × TX
- 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
Austin-Round Rock-San Marcos, TX is 5% less expensive than Trenton-Princeton, NJ, 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 Austin-Round Rock-San Marcos 30.2 points lower than Trenton-Princeton. 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 Trenton-Princeton to $95,044 in Austin-Round Rock-San Marcos, but it is not a personal spending weight.
How the Price Gap Changed
Trenton-Princeton and Austin-Round Rock-San Marcos 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 | Trenton-Princeton RPP | Austin-Round Rock-San Marcos RPP | Relative Gap |
|---|---|---|---|
| 2008 | 104.6 | 99.6 | 5.0 points Trenton-Princeton higher |
| 2012 | 108.4 | 100.9 | 7.4 points Trenton-Princeton higher |
| 2016 | 108.8 | 102.6 | 6.2 points Trenton-Princeton higher |
| 2020 | 104.2 | 101.1 | 3.1 points Trenton-Princeton higher |
| 2024 | 103.2 | 98.1 | 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 | Trenton-Princeton | Austin-Round Rock-San Marcos | Difference |
|---|---|---|---|
| Overall | 103.2 | 98.1 | -5.1 |
| Goods | 99.8 | 93.8 | -6.0 |
| Services | 112.3 | 82.0 | -30.2 |
| Rents | 135.1 | 120.4 | -14.7 |
Visual Comparison
Overall
Trenton-Princeton 103.2
Austin-Round Rock-San Marcos 98.1
Goods
Trenton-Princeton 99.8
Austin-Round Rock-San Marcos 93.8
Services
Trenton-Princeton 112.3
Austin-Round Rock-San Marcos 82.0
Rents
Trenton-Princeton 135.1
Austin-Round Rock-San Marcos 120.4
Vertical line = national average (100)
Salary Equivalents
What a salary in Trenton-Princeton would need to be in Austin-Round Rock-San Marcos for the same purchasing power:
| In Trenton-Princeton | In Austin-Round Rock-San Marcos | Difference |
|---|---|---|
| $50,000 | $47,522 | $-2,478 |
| $75,000 | $71,283 | $-3,717 |
| $100,000 | $95,044 | $-4,956 |
| $150,000 | $142,565 | $-7,435 |
$ in Trenton-Princeton = in Austin-Round Rock-San Marcos
Same BEA Regional Price Parity ratio as the table above (103.2 → 98.1), computed live from your number, nothing is sent anywhere.
Trenton-Princeton
103.2
Cost Index
Austin-Round Rock-San Marcos
98.1
Cost Index
Frequently Asked Questions
Is Austin-Round Rock-San Marcos more expensive than Trenton-Princeton?
Austin-Round Rock-San Marcos is 5% less expensive than Trenton-Princeton. The overall cost index is 98.1 vs 103.2 (national average = 100).
What salary in Austin-Round Rock-San Marcos equals $100K in Trenton-Princeton?
A $100,000 salary in Trenton-Princeton has the same purchasing power as $95,044 in Austin-Round Rock-San Marcos. This is based on the BEA Regional Price Parity indexes.
How do rents compare between Trenton-Princeton and Austin-Round Rock-San Marcos?
Rents in Trenton-Princeton are indexed at 135.1 while Austin-Round Rock-San Marcos is at 120.4 (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.