Commercial Cleaning & Janitorial Services in Portland, ME
Typical cost in Portland: $2,500 to $3,000 a month for a 10,000 sq ft office.
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Cleaning services in Portland
Typical monthly cost in Portland
| Service | Estimated monthly cost |
|---|---|
| Office Cleaning10,000 sq ft · 5 visits a week | $2,500 to $3,000 |
| Medical and Dental Office Cleaning6,000 sq ft · 5 visits a week | $2,550 to $2,800 |
| Daycare and School Cleaning10,000 sq ft · 5 visits a week | $3,150 to $3,600 |
| Church Cleaning15,000 sq ft · 2 visits a week | $1,600 to $1,900 |
| Warehouse and Industrial Cleaning60,000 sq ft · 5 visits a week | $9,950 to $10,950 |
| Gym and Fitness Center Cleaning12,000 sq ft · 7 visits a week | $4,550 to $5,500 |
| Car Dealership Cleaning20,000 sq ft · 5 visits a week | $4,450 to $5,350 |
For the same mid-size building, Portland is about 11% above the U.S. median and about 6% above the Maine median. Labor is most of the cost, so the local janitor wage drives the difference.
Estimated with standard janitorial production rates and the Portland-South Portland, ME median janitor wage of $19.45 an hour (U.S. Bureau of Labor Statistics, May 2025). Open a service for small, mid-size and large buildings. How we estimate prices.
Local market in Portland
- 52 physician offices, 43 dental offices, 39 child care centers, 70 religious congregations and 35 fitness centers in Portland-area ZIP codes
- 140 janitorial service companies based in Cumberland County
- 69,568 residents, up 1.7% since 2020
- $19.45 an hour: the median janitor wage in the Portland-South Portland, ME area
Sources: U.S. Census Bureau, 2023 ZIP Code and County Business Patterns and 2024 population estimates; U.S. Bureau of Labor Statistics, May 2025.
Areas served around Portland
Portland is in Cumberland County, part of the Portland-South Portland, ME metro area.
ZIP codes: 04019, 04101, 04102, 04103, 04108, 04109
Nearby cities
Other cities we cover
Frequently asked questions
How much does commercial cleaning cost in Portland?
A 10,000 square foot office cleaned five nights a week typically runs $2,500 to $3,000 a month in Portland, based on the local median janitor wage of $19.45 an hour. Medical offices and gyms cost more per square foot, and churches and warehouses cost less.
Is janitorial service the same as commercial cleaning?
Mostly. Janitorial service usually means the routine cleaning done every visit: trash, restrooms, dusting and floors. Commercial cleaning also covers periodic and specialty work such as floor refinishing, carpet extraction and window washing. Most commercial cleaning companies in Portland do both.
How do I get a commercial cleaning quote in Portland?
Send the form on this page. One local commercial cleaning company that serves Portland will contact you, walk through your building and send a written proposal. It's free and there's no obligation.
Planning your request? Use our janitorial RFP template, read how to hire a cleaning company, or see how it works.
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