Tangipahoa Parish, Louisiana: Power, Data Centers and the Local Economy
Home to Hammond, Ponchatoula and Amite City
Tangipahoa Parish is not a build-out site today. It feels the boom through the grid it shares, the utilities that serve it and the work nearby. Tangipahoa Parish is home to Hammond, Ponchatoula, Amite City and Kentwood. Construction employs 1,841, up 25.8% since 2019. Next door, Washington Parish has 200 MW of planned generation. Employers here counted 47,216 jobs in 2025, up 7.7% from 2019 (the 9th fastest growth of 64 Louisiana counties). 100 MW of that came online in 2019 or later, mostly solar.
Cities and towns in Tangipahoa Parish
Tangipahoa Parish is home to Hammond, Ponchatoula, Amite City and Kentwood.
Unincorporated communities (governed by the county): Natalbany.
Residents are 2025 Census estimates for the part of each city, town or township inside this county. Census publishes no annual estimate for unincorporated communities.
What changed in Tangipahoa Parish
1st = the most. Ranks cover counties with a value on record.
| Measure | Then | Now | Change | Rank in Louisiana |
|---|---|---|---|---|
| Population (2020 → 2025) | 133,651 | 141,346 | ▲ 5.8% | 10th of 64 by size |
| Total jobs (2019 → 2025) | 43,820 | 47,216 | ▲ 7.7% | 9th of 64 by growth |
| Average annual pay (2019 → 2025) | $37,717 | $48,968 | ▲ 29.8% | — |
| Construction jobs (2019 → 2025) | 1,463 | 1,841 | ▲ 25.8% | 16th of 43 by growth |
| Unemployment rate (2019 → August 2026) | 5.0% | 4.4% | ▼ 0.6pts | — |
| Generating capacity added since 2019 | — | 100 MW | — | |
| Generating capacity retired since 2019 | — | 0 MW | — |
Its power plants have 100 MW of capacity, 100% of it solar. Unemployment was 4.4% in August 2026, against 5.0% in 2019. Entergy Louisiana LLC is the largest utility serving Tangipahoa Parish, one of 3 with territory here. Its residential customers paid an average 11.05¢/kWh in 2024, below the 11.88¢ median for Louisiana utilities. 141,346 people live here, up 5.8% since 2020, 10th of 64 Louisiana counties by population.
Who powers Tangipahoa Parish
Net change in operating capacity since 2019: +100 MW. Colors follow the fuel legend above.
Utilities with service territory in Tangipahoa Parish
| Utility | Ownership | Service | Residential customers (systemwide) | Residential price, 2024 | Commercial share of sales |
|---|---|---|---|---|---|
| Entergy Louisiana LLC | Investor Owned | Bundled | 957,522 | 11.05¢ | 20% |
| Dixie Electric Membership Corp - (LA) | Cooperative | Bundled | 110,675 | 11.91¢ | 10% |
| Washington-St Tammany E C, Inc | Cooperative | Bundled | 50,901 | 11.85¢ | 21% |
Customer counts, prices and sales shares cover each utility's whole system in the state, not only this county. Commercial sales include data centers.
Operating power plants 1
| Technology | Capacity | Share |
|---|---|---|
| Solar | 100 MW | 100% |
| Largest plants | Owner | Technology | MW | Since |
|---|---|---|---|---|
| Amite Solar, LLC | Amite Solar, LLC | Solar | 100 MW | 2025 |
The Tangipahoa Parish labor market
| Industry (2025) | Jobs | Average pay | Concentration vs U.S. |
|---|---|---|---|
| All industries | 47,216 | $48,968 | 1.00 |
| Construction | 1,841 | $67,616 | 0.74 |
| Power and communication line construction | 82 | $84,573 | 1.08 |
Concentration is the BLS location quotient: 1.0 means the industry holds the same share of local jobs as it does nationally. Industry rows count private employers; cells BLS suppresses are left out.
Data centers and local rules in Tangipahoa Parish
No data center, local measure or delayed project is on record in Tangipahoa Parish. Louisiana has 3 local measures on record statewide.
Tangipahoa Parish and its neighbors
Of the 7 counties that border Tangipahoa Parish, Washington Parish carries the most build-out activity: data centers, planned generation and operating plants combined.
| County | Population | Jobs since 2019 | Operating MW | Planned MW | Data centers | Local measures |
|---|---|---|---|---|---|---|
| Tangipahoa Parish | 141,346 | ▲ 7.7% | 100 MW | — | — | — |
| Amite County MS | 12,487 | ▲ 9.7% | — | — | — | — |
| Livingston Parish | 155,036 | ▲ 6.4% | — | — | — | — |
| Pike County MS | 38,712 | ▼ 0.4% | — | — | — | — |
| St. Helena Parish | 10,758 | ▲ 1.2% | — | — | — | — |
| St. John the Baptist Parish | 39,875 | ▼ 7.2% | — | — | — | — |
| St. Tammany Parish | 279,108 | ▲ 8.2% | — | — | 2 | — |
| Washington Parish | 44,937 | ▲ 5.2% | 599 MW | 200 MW | — | — |
More of Louisiana
Tangipahoa Parish, answered from the record
Who provides electricity in Tangipahoa Parish, Louisiana?
3 utilities have service territory in Tangipahoa Parish in the EIA-861 2024 report: Entergy Louisiana LLC, Dixie Electric Membership Corp - (LA), Washington-St Tammany E C, Inc. The largest, Entergy Louisiana LLC, charged residential customers 11.05¢/kWh on average in 2024.
What county is Hammond, LA in?
Hammond is in Tangipahoa Parish, Louisiana. About 24,032 people live there (2025 Census estimate).
What power plants are in Tangipahoa Parish?
1 operating plant with 100 MW of capacity. The largest is Amite Solar, LLC (100 MW, solar).
Are there data centers in Tangipahoa Parish?
The SAVRN Data Center Map has no data center in Tangipahoa Parish. The nearest activity on record is next door in Washington Parish.
Is Tangipahoa Parish adding jobs?
Employers counted 47,216 jobs in 2025 against 43,820 in 2019 (+7.7%, BLS QCEW). Construction went from 1,463 to 1,841.
Does Tangipahoa Parish have a data center moratorium?
No county-level measure is on record for Tangipahoa Parish. Louisiana has 3 local measures statewide, listed on the state page.