Overall
Diff -10.4 RPP
Cost of living comparison based on BEA Regional Price Parities. Slidell-Mandeville-Covington is 10.1% less expensive than Dallas-Fort Worth-Arlington.
Slidell-Mandeville-Covington, LA is 10.1% less expensive than Dallas-Fort Worth-Arlington, TX on BEA Regional Price Parities (overall RPP 92.7 vs 103.1). A $100,000 salary in Dallas-Fort Worth-Arlington buys about the same as $89,947 in Slidell-Mandeville-Covington; the largest component gap is rents.
RPP parity plate
Pair TX:LA 103.1→92.7
TIER-GAP · CROSS-STATE · RENT-LED · BENCH-CROSS · 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 a salary in Dallas-Fort Worth-Arlington would need to be in Slidell-Mandeville-Covington for the same purchasing power:
| In Dallas-Fort Worth-Arlington | In Slidell-Mandeville-Covington | Difference |
|---|---|---|
| $50,000 | $44,973 | $-5,027 |
| $75,000 | $67,460 | $-7,540 |
| $100,000 | $89,947 | $-10,053 |
| $150,000 | $134,920 | $-15,080 |
Same BEA Regional Price Parity ratio as the table above (103.1 → 92.7), computed live from your number, nothing is sent anywhere.
Dallas-Fort Worth-Arlington, TX and Slidell-Mandeville-Covington, LA sit in clearly different price tiers, separated by 10.4 RPP points. At this distance, treating the same nominal salary as equivalent would materially change purchasing power.
This route crosses the national benchmark: Dallas-Fort Worth-Arlington is above 100 while Slidell-Mandeville-Covington is below it. That makes the move a change of price regime, not merely a rank swap.
Rents leads the difference, with Slidell-Mandeville-Covington 32.4 points lower than Dallas-Fort Worth-Arlington. 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 Dallas-Fort Worth-Arlington corresponds to $89,947 in Slidell-Mandeville-Covington.
Diff -10.4 RPP
Diff -9.1 RPP
Diff -19.1 RPP
Diff -32.4 RPP
| Category | Dallas-Fort Worth-Arlington | Slidell-Mandeville-Covington | Difference |
|---|---|---|---|
| Overall | 103.1 | 92.7 | -10.4 |
| Goods | 102.8 | 93.7 | -9.1 |
| Services | 90.7 | 71.7 | -19.1 |
| Rents | 117.9 | 85.4 | -32.4 |
Vertical line = national average (100)
Dallas-Fort Worth-Arlington and Slidell-Mandeville-Covington share 17 published annual releases from 2008 through 2024. Their overall gap widened, moving from 4.6 to 10.4 RPP points. Dallas-Fort Worth-Arlington remained the higher-index metro in the latest release.
Rents changed the most within this pair: its gap moved 21.5 points between the first and latest shared releases (10.9 to 32.4 points). This describes a relative price-index history, not a forecast or a household budget.
| Release Year | Dallas-Fort Worth-Arlington RPP | Slidell-Mandeville-Covington RPP | Relative Gap |
|---|---|---|---|
| 2008 | 101.4 | 96.7 | 4.6 points Dallas-Fort Worth-Arlington higher |
| 2012 | 100.8 | 97.6 | 3.1 points Dallas-Fort Worth-Arlington higher |
| 2016 | 98.0 | 98.7 | 0.7 points Slidell-Mandeville-Covington higher |
| 2020 | 104.5 | 95.7 | 8.8 points Dallas-Fort Worth-Arlington higher |
| 2024 | 103.1 | 92.7 | 10.4 points Dallas-Fort Worth-Arlington 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.
Slidell-Mandeville-Covington is 10.1% less expensive than Dallas-Fort Worth-Arlington. The overall cost index is 92.7 vs 103.1 (national average = 100).
A $100,000 salary in Dallas-Fort Worth-Arlington has the same purchasing power as $89,947 in Slidell-Mandeville-Covington. This is based on the BEA Regional Price Parity indexes.
Rents in Dallas-Fort Worth-Arlington are indexed at 117.9 while Slidell-Mandeville-Covington is at 85.4 (national average = 100). Dallas-Fort Worth-Arlington 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.