Office cleaning

Office cleaning cost in California

Office cleaning in California runs $1.27 to $2.42 per square foot a year, most likely $1.84, for a crew five nights a week. These are the California rates.

Updated October 31, 2026

SkyPSI exterior cleaning of a commercial building

10,000 sq ft office: $71; per clean, $49 to $93
20,000 sq ft office: $142; per clean, $98 to $186
50,000 sq ft office: $355; per clean, $245 to $465
100,000 sq ft office: $709; per clean, $489 to $930

Rates by building type

Office cleaning rates in California, per square foot a year
Building type	Low	Most likely	High
Office	$1.27	$1.84	$2.42
Medical	$2.04	$3.18	$4.45
Schools	$1.27	$1.91	$2.80
Retail	$1.02	$1.53	$2.04
Warehouse	$0.45	$0.76	$1.14

Source: Public janitorial awards per sq ft a year, by building type. Grade C: modelled from public awards and scaled by the state factor of 1.06. What the grades mean.

What moves the price

Floor area: the more floor, the lower the rate per square foot.
Building type: medical floors take the most care; warehouses the least.
Nights a week: five nights is the standard; fewer nights cost less each month.
Add-ons: restroom deep cleans, breakrooms, high dusting and disinfection.

Metros

Los Angeles

Questions

What does office cleaning cost in California?

Office cleaning in California runs $1.27 to $2.42 per square foot a year, most likely $1.84. A 20,000 square foot office is about $142 per clean.

What does a nightly clean include?

Trash, restrooms, dusting and floors each visit.

How is a per-clean price figured?

The month's price over its cleans: five nights a week is about 21.7 cleans a month.

How does California compare with the Texas baseline?

California applies a factor of 1.06 to the Texas baseline band.

About these estimates

SkyPSI sets the estimate for commercial building services. Office cleaning is a service. A nightly crew is the method.

Rates calibrated October 31, 2026. Review by January 31, 2027. Method office-cleaning-v1.

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Sources: SkyPSI estimator.

An estimate, not a quote. How a SkyEstimate is built.