Plumbers in St. Charles County, Missouri
St. Charles County, Missouri has 105 plumbing, heating and air-conditioning contractor businesses with employees, employing 1,019 people (US Census Bureau, 2023 County Business Patterns).
That is 6.3 businesses per 10,000 homes, against 6.8 across Missouri.
St. Charles County ranks 66 of 91 counties in Missouri for businesses per 10,000 homes.
Their payroll averages $72,247 per employee a year.
Across Missouri, plumbers earn a median of $62,090 a year (US Bureau of Labor Statistics, May 2024).
Figures last updated on .
- Businesses with employees
- 105
- Their employees
- 1,019
- Businesses per 10,000 homes
- 6.3
Plumbers in St. Charles County: businesses and jobs
| St. Charles County | Missouri | United States | |
|---|---|---|---|
| Businesses with employees | 105 | 1,915 | 111,207 |
| Their employees | 1,019 | 23,628 | 1,214,761 |
| Annual payroll | $73,620,000 | $1,780,340,000 | — |
| Businesses per 10,000 homes | 6.3 | 6.8 | 7.7 |
The homes behind the work in St. Charles County
| St. Charles County | Missouri | United States | |
|---|---|---|---|
| Homes built before 1940 | 2.2% (±0.3 points) | 13.3% | 11.7% |
| Homes lacking complete plumbing | 0.3% (±0.1 points) | 0.4% | 0.4% |
| Homes in buildings of 20 or more units | 4.4% (±0.4 points) | 5.8% | 10.3% |
| Households that rent | 19.5% (±0.6 points) | 31.9% | 34.8% |
Homes built before 1940: 2.2% (±0.3 points) in St. Charles County, lower than across Missouri (13.3%).
Homes in buildings of 20 or more units: 4.4% (±0.4 points) in St. Charles County, lower than across Missouri (5.8%).
Households that rent: 19.5% (±0.6 points) in St. Charles County, lower than across Missouri (31.9%).
Places in St. Charles County
| Place | Residents | Built before 1980 | Households that rent |
|---|---|---|---|
| O'Fallon | 93,801 | 9.2% | 19.0% |
| St. Charles | 71,508 | 38.4% | 32.0% |
| St. Peters | 59,092 | 25.2% | 21.0% |
| Wentzville | 47,061 | 9.8% | 17.5% |
| Lake St. Louis | 18,066 | 19.4% | 24.4% |
| Dardenne Prairie | 13,503 | 3.5% | 8.4% |
| Cottleville | 5,937 | 1.8% | 19.4% |
| Weldon Spring | 5,310 | 4.0% | 16.6% |
| St. Paul | 3,456 | 13.1% | 1.3% |
| Foristell | 1,096 | 11.4% | 15.1% |
| Josephville | 664 | 43.3% | 21.0% |
| Flint Hill | 583 | 18.0% | 27.8% |
| West Alton | 467 | 92.7% | 14.3% |
| New Melle | 452 | 16.0% | 7.4% |
| Portage Des Sioux | 340 | 76.3% | 17.1% |
Counties in Missouri with a similar number of plumbing, heating and air-conditioning contractor businesses
| County | Businesses with employees | Businesses per 10,000 homes | Difference from St. Charles County, per 10,000 homes |
|---|---|---|---|
| Grundy County | 3 | 6.2 | −0.1 |
| Phelps County | 13 | 6.4 | +0.1 |
| Randolph County | 7 | 6.4 | +0.2 |
| Camden County | 26 | 6.5 | +0.2 |
| Ste. Genevieve County | 5 | 6.0 | −0.3 |
| Stoddard County | 8 | 6.0 | −0.3 |
Licenses for plumbers in Missouri
Federal rules and model codes for plumbers
- Safe Drinking Water Act lead-free plumbing (42 U.S.C. § 300g-6)
- EPA Renovation, Repair and Painting Rule (40 CFR part 745, subpart E)
- OSHA respirable crystalline silica in construction (29 CFR 1926.1153)
- International Plumbing Code (ICC) and Uniform Plumbing Code (IAPMO)
Jobs and pay are published by state, not by county; the county figures are businesses and their employees.
Business counts are establishments: a company with offices in two counties is counted in each.
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Questions about St. Charles County
How many plumbing, heating and air-conditioning contractor businesses are in St. Charles County?
The Census Bureau counts 105 plumbing, heating and air-conditioning contractor businesses with employees in St. Charles County (2023 County Business Patterns).
How much do plumbers make in St. Charles County?
Pay is published by state: across Missouri, plumbers earn a median of $62,090 a year (US Bureau of Labor Statistics, May 2024).
Do plumbers need a license in St. Charles County?
Licenses for this trade are issued by Missouri, and a city or county in St. Charles County may add its own; the US Department of Labor’s License Finder lists the state’s, and the local building department says which permits a job needs.
Sources
- US Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2024
- US Census Bureau, County Business Patterns 2023
- License Finder: plumbers in Missouri (US Department of Labor, CareerOneStop)
- Safe Drinking Water Act lead-free plumbing (42 U.S.C. § 300g-6)
- EPA Renovation, Repair and Painting Rule (40 CFR part 745, subpart E)
- OSHA respirable crystalline silica in construction (29 CFR 1926.1153)
- Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — St. Charles County, Missouri
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Figures are published by the US Census Bureau and the US Bureau of Labor Statistics; Seayora reproduces them and does not adjust them. Rules are summarized from their official text, which governs; this page is not legal advice, and a state or city may add requirements of its own.
Figures last updated on .