How often should an office be cleaned?

The instinct is to scale cleaning frequency to the size of the tenancy. That is the wrong variable. A large, sparsely occupied floor generates very little of what actually needs cleaning, while a small office packed with people generates a great deal.

What drives frequency is human output: waste, food residue, bathroom use and touch. Those scale with headcount and with behaviour, not with area. A twelve-person office where everyone eats lunch at their desk and shares one bathroom needs daily attention. A twelve-person office in a building with serviced common bathrooms and a strict no-food-at-desks culture does not.

This is why the first question a competent contractor asks is how many people are on site and how they use the space, not how many square metres the lease says. If the frequency conversation starts with area, the resulting schedule will be wrong in one direction or the other.

A small number of tasks have a hard daily requirement in any occupied office, and they are almost all about hygiene and odour rather than appearance.

Bins containing food waste are the clearest case. Left overnight in a warm building, food waste creates odour and attracts pests, and a pest problem in a commercial tenancy is far more expensive than the cleaning that would have prevented it. Kitchen surfaces and sinks are the same story.

Bathrooms are the second hard daily requirement wherever they are used by more than a handful of people. This is not primarily an appearance question. It is the single most reliable driver of staff complaints, and it is the first thing a visiting client forms a judgement on.

The third is high touch surfaces in shared areas, which is a genuine infection control measure rather than a presentation one, and which became a standing expectation in most workplaces rather than an outbreak response.

A large part of a typical office cleaning scope does not benefit from daily attention, and running it daily is where most of the wasted spend sits.

Full vacuuming including edges is the biggest example. In an office with a clean entry and reasonable matting, carpet does not visibly deteriorate on a daily cycle. A weekly full vacuum with daily spot attention in high traffic paths generally produces the same visible result for considerably less labour.

Detail dusting is the second. Horizontal surfaces at desk height need regular attention, but skirtings, ledges, window sills and low-traffic joinery do not. Internal glass on partitions and meeting rooms is a weekly task in most offices, more often only where it is client facing.

The exception is any surface a client sees. Reception, the boardroom and the entry path should be held to a higher frequency than the working floor regardless of what the rest of the schedule says, because the perceived cleanliness of the whole business is judged there.

These are starting points to be adjusted for how the space is actually used. Two offices of identical headcount can sit a level apart based on whether food is prepared on site and whether the bathrooms are shared with other tenancies.

Adjust upward for any of the following: on-site food preparation, a client-facing reception, shared or high-traffic bathrooms, an open kitchen used for meetings, a pet-friendly office, or a workplace with heavy external foot traffic. Adjust downward for a hybrid workforce where the office is genuinely empty on some days, which is now common enough to be worth measuring rather than assuming.

The most cost-effective structure for most offices is not a uniform frequency. It is a split: a short daily service covering the hygiene-critical tasks, plus a longer full clean two or three times a week covering everything else.

The daily service is quick, perhaps thirty to sixty minutes on a mid-sized floor: bins, kitchen, bathrooms, touch points, entry glass, spot attention. It costs relatively little because it is short, and it eliminates almost every complaint a workplace generates.

The full clean carries the vacuuming, dusting, glass and detail work that genuinely does not need daily repetition. Splitting the two means you are not paying for a full vacuum five days a week to get bins emptied five days a week.

The structure also makes the schedule easier to audit, because the daily list is short enough that anyone can check it and the periodic list is discrete enough to sign off. Set it out as a frequency matrix in the scope of work so both parties know exactly which tasks belong to which visit.

Frequency is the largest lever on your total cleaning spend, and the relationship is close to linear on the variable portion. Doubling the attendances roughly doubles the labour, minus a small saving on fixed overheads.

That fixed overhead matters at low frequencies. Every attendance carries access, setup, waste transfer, pack down and reporting time regardless of how much cleaning is done. On a very short visit that overhead can be a meaningful share of the total, which is why cutting a three-day schedule to two days saves less than a third of the cost.

Pro Clean Corp indicates roughly $600 to $1,200 a month for a small office cleaned three times a week and roughly $1,200 to $2,500 a month for a medium office cleaned daily, with general commercial and office work quoted at $35 to $50 per hour. Ongoing contract work is quoted at $30 to $45 per hour against $40 to $50 per hour for one-off cleaning, which is the reason ad hoc arrangements cost more per visit than a schedule.

When budget is the constraint, reduce the full cleans and protect the daily hygiene service rather than the reverse. A workplace with clean bathrooms and empty bins but a carpet vacuumed twice a week reads as well managed. The opposite does not.

Some tasks belong on a monthly, quarterly or annual cycle and should be scheduled separately with their own line item and price. Folding them into the recurring monthly fee makes them invisible, and invisible periodic tasks are the ones that quietly stop happening.

Carpet is the usual example. Commercial carpet in an office generally needs periodic steam extraction to remove the embedded soil that vacuuming cannot, and the interval depends on traffic, entry matting and floor colour rather than on a fixed rule. It is a paid add-on rather than part of a routine clean.

Require advance notice and a written record for every periodic task. That way you know it happened, you can plan around the disruption, and you have the evidence when someone asks when the carpet was last done.