How Many Plumbing & HVAC Contractors Are in St. Tammany Parish?
As of 2023, St. Tammany Parish has 146 plumbing and HVAC contractors, or 5.4 per 10,000 residents, ranking tied at #4 of 52 Louisiana parishes with published figures. That is above the Louisiana statewide rate of 3.5 per 10,000.
The count rose from 121 in 2018 to 146 in 2023, a change of +25 (+21%).
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Compared with the state and the top-ranked parish
| Place | Plumbing & HVAC contractors | Population (2023) | Per 10,000 | Rank |
|---|---|---|---|---|
| St. Tammany Parish | 146 | 269,331 | 5.4 | #4 of 52 |
| Louisiana (statewide) | 1,623 | 4,621,025 | 3.5 | — |
| Cameron Parish | 4 | 5,222 | 7.7 | #1 of 52 |
Plumbing & HVAC contractors in nearby places
| Place | Plumbing & HVAC contractors | Per 10,000 | Rank |
|---|---|---|---|
| Slidell metro area parent metro | 146 | 5.4 | #1 of 10 |
| Orleans Parish | 41 | 1.1 | #50 of 52 |
| Washington Parish | 5 | 1.1 | #50 of 52 |
| Tangipahoa Parish | 45 | 3.3 | #24 of 52 |
| St. John the Baptist Parish | 10 | 2.4 | #40 of 52 |
| St. Charles Parish | 28 | 5.4 | #4 of 52 |
| St. Bernard Parish | 25 | 5.7 | #2 of 52 |
Nearest parishes by distance between centers. Full ranking: Plumbing & HVAC contractors in Louisiana (in the playbook's market snapshot).
Frequently asked questions
Is St. Tammany Parish a competitive market for plumbing and HVAC contractors?
St. Tammany Parish has more plumbing and HVAC contractors per resident than 92% of the other 51 Louisiana parishes with published figures, and its density of 5.4 per 10,000 residents is above the statewide rate of 3.5. The index measures how many establishments exist relative to population: supply, not demand or profitability.
How does St. Tammany Parish compare to Cameron Parish?
Cameron Parish ranks #1 among Louisiana parishes with 4 plumbing and HVAC contractors, or 7.7 per 10,000 residents, about 1.4 times the rate in St. Tammany Parish (5.4).
Other industries in St. Tammany Parish
- Electrical contractors
- Insulation & drywall contractors
- Roofing contractors
- Landscaping services
- Pest control services
- Law offices
- Accounting & CPA firms
- Insurance agencies
- Real estate brokerages
- Dentists
- Chiropractors
- Physicians' offices
- Home health care
- Assisted living facilities
- Veterinary services
- Full-service restaurants
- Hair salons
- Fitness centers
- Auto repair shops
- Hotels & lodging
- Remodeling contractors
- Cleaning services
- Auto body shops
- Physical therapy clinics
- Painting contractors
- Flooring contractors
- Moving companies
- Locksmiths
- Pool services
- Tire shops
- Used car dealers
- Towing services
- Property management
- Mortgage brokers
- Title companies
- Funeral homes
- Trucking companies
- Self storage
- Optometrists
- Counseling & mental health
- Pharmacies
- Child care centers
- Coffee shops
- Bakeries
- Bars & lounges
- Nail salons
- Spas & massage
- Pet grooming & boarding
- Seafood markets
St. Tammany Parish: all 50 industries
Source: Census Bureau County Business Patterns 2023 (NAICS 238220, establishments) and American Community Survey 2023 five-year population estimates. Establishments are locations, not companies; home-based and self-employed businesses without paid employees are not included. Change compares 2023 with 2018. See the methodology.