St. Tammany Parish
$2.1B in FY2025 federal spending, $7,885 per capita.
Louisiana · FIPS 22103
In FY2025, St. Tammany Parish in Louisiana received $2.1B in federal spending - $7,885 per capita for a population of 264,570. This is 49.6% below the national average and 38.6% below the Louisiana average. The leading federal agency by spending share is Social Security Administration. By per-capita federal spending, it ranks #17 of 64 Louisiana counties.
- Total spending
- $2.1B
- Per capita
- $7,885
- vs. national avg
- -49.6%
- Fiscal year
- FY2025
The verdict
St. Tammany Parish posts below-median federal per-capita spending nationally, with spending dominated by Social Security Administration.
- National per-capita rank
- Top 56%
- of 3,232 US counties
- Per-capita spending
- $7,885
- Leading agency
- Social Security Administration
- 78.2% of tracked spending
- Louisiana rank
- #17 of 64
How St. Tammany Parish Compares
Per-capita federal spending: St. Tammany Parish vs. Louisiana and the nation
Population: 264,570 (U.S. Census Bureau estimate) - the denominator behind the per-capita figures above.
Leading Federal Agencies in St. Tammany Parish
Top awarding agencies in St. Tammany Parish, FY2025
Among the 1,150 US counties with agency-level spending data, Social Security Administration is the most common leading agency nationally, topping 86% of agency-tracked counties.
These 3 agencies together account for $1.7B (81.7%) of St. Tammany Parish's $2.1B in total tracked federal spending -- the remainder is spread across smaller awarding agencies not individually broken out in this dataset.
All 3 individually-tracked agencies are shown above - St. Tammany Parish has no smaller residual awarding agencies broken out beyond this set, a compact agency footprint rather than a long tail of minor awardees.
Read the agency breakdown as a table
| Agency | Spending | Share |
|---|---|---|
| Social Security Administration | $1.3B | 78.2% |
| Department of Veterans Affairs | $194.9M | 11.4% |
| Department of Defense | $176.0M | 10.3% |
How St. Tammany Parish Ranks Nationally
Per-capita federal spending vs. all US counties
All 3,232 US counties, FY2025
$7,885 Top 56% higher than 44% of 3,224 US counties
Each bar is a $1K-wide band; taller bars hold more US counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source USASpending.gov FY2025 + U.S. Census Bureau population estimates
St. Tammany Parish Among Louisiana's Largest Counties
Population vs. per-capita spending: Louisiana's biggest counties
Read the chart as a table
| County | Population | Per capita | Total spending |
|---|---|---|---|
| East Baton Rouge Parish | 456,781 | $11,976 | $5.5B |
| Jefferson Parish | 440,781 | $13,470 | $5.9B |
| Orleans Parish | 383,997 | $11,854 | $4.6B |
| St. Tammany Parish (this county) | 264,570 | $7,885 | $2.1B |
| Lafayette Parish | 241,753 | $6,169 | $1.5B |
| Caddo Parish | 237,848 | $7,068 | $1.7B |
| Calcasieu Parish | 216,785 | $6,131 | $1.3B |
| Ouachita Parish | 160,368 | $6,653 | $1.1B |
| Livingston Parish | 142,282 | $5,780 | $822.4M |
| Tangipahoa Parish | 133,157 | $6,092 | $811.2M |
| Rapides Parish | 130,023 | $7,431 | $966.2M |
| Bossier Parish | 128,746 | $9,263 | $1.2B |
| Ascension Parish | 126,500 | $6,304 | $797.5M |
| Terrebonne Parish | 109,580 | $7,045 | $772.0M |
| Lafourche Parish | 97,557 | $8,593 | $838.3M |
Federal Spending Guides
Nearby Counties With Similar Federal Spending
Counties with per-capita federal spending closest to St. Tammany Parish's $7,885 - prioritizing Louisiana peers first.
Frequently Asked Questions
How much federal spending did St. Tammany Parish, Louisiana receive?
How does St. Tammany Parish's per capita spending compare to the national average?
What is the population of St. Tammany Parish, Louisiana?
Read our methodology - how this data is sourced, computed, and presented.
Verify with USASpending.gov → Verify population with U.S. Census Bureau →
Every figure on PlainSpending is computed directly from USASpending.gov award-transaction data, no number is typed in by an editor. This page aggregates every federal award with a place-of-performance in this county, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.