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Office cleaning cost: how contractors work out the price

Your office cleaning cost comes down to two numbers: how many hours of cleaning your office needs, and the hourly charge the contractor needs to cover wages, on-costs, materials and profit. There's no official source for a "typical" price per hour or per square foot, so we don't quote one. Instead, this guide shows how quotes are built and works through the legal wage floor for a small office, with every sum shown.

  • How a cleaning quote is built: hours × rate, and what the rate has to cover
  • A worked example using the 2026 National Living Wage and real Living Wage
  • Hidden extras, April price rises and the warning signs in a cheap quote

By the Business Cleaning Hub editorial team · Last reviewed

Get an office cleaning quote

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For UK businesses and organisations. We don't provide cleaning ourselves. Your enquiry goes to one partner only, chosen by your postcode. Prices and terms are agreed directly with them; there's no obligation.

Office cleaning cost: key facts

How much does office cleaning cost?

It depends on the hours your office needs and the contractor's hourly charge, so there's no honest single figure. No official body publishes typical office cleaning prices. You can work out what the wages alone must cost, and judge quotes against that.

Online "average" office cleaning prices don't come from any official survey, and they can't know your building or specification. What you can rely on is how a price is put together:

The basic formula
Yearly price = hours of cleaning a week × weeks a year × the contractor's hourly charge
+ consumables (if supplied) + periodic cleans (if included)

The hourly charge is not the cleaner's wage. So the useful questions are:

If you haven't yet written down what you want cleaned, start with our guide to office cleaning, which covers what a good specification includes.

How do contractors build an office cleaning quote?

A contractor estimates the labour hours your office needs from a site survey, then multiplies them by an hourly charge that covers the cleaner's wage, employment on-costs, overheads and margin.

Step 1: the hours

The contractor walks round your office, or asks you for floor plans, and estimates how long each task takes. The things that drive the hours are:

Step 2: the hourly charge

The hourly charge has to cover everything it costs to put a cleaner in your building for that hour:

Step 3: extras

Consumables, periodic cleans (carpets, windows, high-level dusting) and washroom hygiene services may be included, charged at cost, or quoted separately.

Worked example: what do the wages alone cost for 10 hours a week?

For an office cleaned 2 hours a night, 5 nights a week, wages, holiday pay, employer NI and pension at the 2026 National Living Wage come to about £7,723 a year, or about £14.81 per hour of cleaning delivered. That is a wage floor only, not a price: a contractor's charge must be higher.

This illustration is not a price. It shows the least a contractor must spend employing one cleaner for these hours, before anything else.

Assumptions
Wage cost itemNational Living Wage 2026 (£12.71)Real Living Wage 2026-27 (£14.10)Real Living Wage London (£15.45)
Hours worked (521.4 × rate)£6,626.99£7,351.74£8,055.63
Holiday pay (56 × rate)£711.76£789.60£865.20
Total pay (577.4 × rate)£7,338.75£8,141.34£8,920.83
Employer NI (15% × (pay − £5,000))£350.81£471.20£588.12
Employer pension (3% × (pay − £6,240))£32.96£57.04£80.42
Wage floor a year£7,722.52£8,669.58£9,589.37
Per month (÷ 12)£643.54£722.47£799.11
Per hour of cleaning delivered (÷ 521.4)£14.81£16.63£18.39

Sums are rounded to the penny. Wage floor only, not a price. The real Living Wage is voluntary; the National Living Wage is the legal minimum for workers aged 21 and over.

When the National Living Wage rises to £13.21 on 1 April 2027, the same sums give total pay of £7,627.45 (577.4 × £13.21), NI of £394.12 and pension of £41.62: £8,063.19 a year, or about £15.46 per hour delivered. That is £340.67 a year more than at the 2026 rate, for exactly the same cleaning.

Why the real figure is higher still

Plug in a quoted hourly rate

  1. Ask each contractor for the hours per week and the hourly charge behind their price.
  2. Yearly labour price = hourly charge × hours per week × 52.14. For example, at 10 hours a week, a charge of £R an hour gives R × 521.4 a year.
  3. Take away the wage floor per hour for the wage the contractor says it pays (£14.81 at the National Living Wage on our example).
  4. What's left per hour must pay for sick cover, supervision, materials, insurance, travel, overheads and profit. If it's very little, ask how.

Get a quote built on your office's hours

Tell us the size of your office and how often you want it cleaned, and one contractor that covers your area can survey and quote.

For UK businesses and organisations. We don't provide cleaning ourselves. Your enquiry goes to one partner only, chosen by your postcode. Prices and terms are agreed directly with them; there's no obligation.

Per hour, per square foot or fixed monthly price: what's the difference?

They are three ways of presenting the same thing. An hourly rate shows the labour charge; a price per square foot divides the yearly price by your floor area; a fixed monthly price spreads the yearly price over 12 months. Convert every quote to a yearly figure before comparing.

How to convert between them

Conversions
Yearly price = monthly price × 12
Effective hourly charge = yearly price ÷ (hours per week × 52.14)
Price per sq ft per year = yearly price ÷ floor area in sq ft (÷ 10.764 for sq ft → m², or × 10.764 for a price per m²)

Why does a one-off or deep clean cost differently from a contract?

A regular contract spreads set-up costs over many visits and lets the contractor plan staff and routes, so it's priced as a steady monthly amount. A one-off or deep clean is priced as a job: the hours for a team, specialist kit and materials, and the cost of getting people there.

Regular contract

One-off, deep or periodic clean

Some specialist work, such as cleaning grease from a kitchen extract system in a staff canteen, is a separate trade: see kitchen extract cleaning.

What pushes office cleaning cost up or down?

The main drivers are the hours (set by size, layout, headcount, toilets, kitchens, frequency and specification), the wage the contractor pays, when the cleaning happens, access arrangements, whether consumables are included, contract length and any staff who transfer under TUPE.

FactorWhy it changes the price
FrequencyMore visits mean more hours, though fewer visits each have more to do.
Daytime vs eveningEvening work suits empty offices but may carry unsocial-hours premiums; daytime cleaning has to work round people.
SpecificationEvery extra task (desk wiping, internal glass, skirting boards) adds minutes.
Washrooms and consumablesMore toilets mean more time; supplying paper, soap and liners adds to the bill.
Access and securityKey holding, alarms, sign-in rules and tight access windows all affect time and staffing.
Contract lengthLonger contracts spread set-up costs; check notice and price review terms.
Living Wage commitmentPaying the real Living Wage (£14.10, or £15.45 in London) instead of the National Living Wage (£12.71) raises the wage floor in our example from £7,722.52 to £8,669.58 a year.
TUPE'd staffIf cleaners transfer from your current contractor or your own staff, their existing terms and conditions transfer with them. Their pay and hours get built into the price.

Different premises bring different requirements. Schools and surgeries have their own rules and audits that add time; see school cleaning and GP surgery cleaning if your building includes either.

What extras should you ask about before you sign?

Ask whether consumables, periodic cleans, bank holidays and office closures, call-outs and equipment are included, and how the price changes when the minimum wage rises each April.

Questions to ask every contractor

Get a clear, itemised office cleaning quote

Free and no obligation. One contractor that covers your postcode will be in touch to discuss your office.

For UK businesses and organisations. We don't provide cleaning ourselves. Your enquiry goes to one partner only, chosen by your postcode. Prices and terms are agreed directly with them; there's no obligation.

How do you get office cleaning quotes you can compare?

Give every contractor the same written specification, the same visit pattern and the same list of inclusions, and ask each to state their hours per week and hourly charge. Then compare yearly totals, not headline monthly prices.

  1. Write a specification: each area and task, and how often.
  2. Fix the visit pattern: days, times and any daytime cover.
  3. State what's included: consumables, periodic cleans, bank holidays and equipment.
  4. Ask for hours and rate: the hours per week and the hourly charge behind the price, and the wage the cleaners will be paid.
  5. Mention current staff who might transfer under TUPE; the outgoing employer must pass on their details at least 4 weeks before a transfer.
  6. Convert everything to a yearly figure for the same specification and compare.

What are the warning signs in an office cleaning quote?

The biggest warning sign is a price that can't cover the minimum wage for the hours promised.

The minimum wage check

Divide the yearly price for labour by the yearly hours the contractor says it will clean. If the answer is below the National Living Wage (£12.71 an hour from 1 April 2026), the price can't even pay a cleaner aged 21 or over the legal minimum for those hours, before holiday pay, NI, pension or anything else.

Using our example of 10 hours a week, wages alone at £12.71 for the hours worked are 521.4 × £12.71 = £6,626.99 a year, or £552.25 a month. A monthly labour price at or below that leaves nothing for holiday pay, NI, pension, cover, materials or profit. Something has to give: fewer hours than promised, or a business that can't sustain the contract.

Other red flags

A low price isn't automatically wrong, but the contractor should be able to explain the hours, and its hourly charge must still be well above the wage it pays.
Office cleaningWhat a good office clean covers, how often, and the specification

Office cleaning cost: frequently asked questions

How much does office cleaning cost per hour?

There is no official typical rate, so we don't quote one. A contractor's hourly charge has to be well above the cleaner's wage, because it also covers holiday pay, employer NI, pension, sick cover, supervision, materials, insurance, travel and profit. On our worked example, wage costs alone at the 2026 National Living Wage are about £14.81 per hour delivered.

How much does office cleaning cost per square foot?

There's no official figure. A price per square foot is usually the yearly price divided by floor area, and it hides the hours you're buying, so ask what hours it assumes.

Why is the hourly charge so much higher than the cleaner's wage?

Because the contractor pays for holidays twice (holiday pay plus cover), plus employer NI, pension, sick cover, supervision, insurance, equipment, chemicals, travel, admin and profit.

Will my office cleaning price go up every April?

It may. The National Living Wage changes on 1 April each year: £12.71 from April 2026 and £13.21 from April 2027. Contracts may include a price review linked to this, so check how the clause works before you sign.

Is a one-off clean cheaper than a contract?

A one-off or deep clean is priced as a job, with team hours, machines, materials and travel paid for by one visit. A contract spreads set-up costs over many visits but commits you to a term.

Should I ask contractors to pay the real Living Wage?

It's your choice; the real Living Wage is voluntary. For 2026-27 it is £14.10 an hour, or £15.45 in London. On our worked example it raises the yearly wage floor for 10 hours a week from £7,722.52 to £8,669.58.

What happens to the cleaners if we change contractor?

Cleaners who work on your contract are likely to be protected by TUPE, so their jobs and terms usually transfer to the new contractor.

How can I tell if a cleaning quote is too cheap?

Divide the yearly labour price by the yearly hours promised. If the result is below the National Living Wage, the price can't legally pay the cleaner for those hours, let alone cover anything else.

Get an office cleaning quote

Free and no obligation. Takes about a minute.

For UK businesses and organisations. We don't provide cleaning ourselves. Your enquiry goes to one partner only, chosen by your postcode. Prices and terms are agreed directly with them; there's no obligation.

Sources

We checked the facts on this page against these sources on 12 November 2026:

This guide is general information for UK organisations, not legal, health and safety, infection control or employment advice. Business Cleaning Hub is an independent guide. We don't provide cleaning services ourselves. If you ask us to, we'll put you in touch with one commercial cleaning company from our partners that covers your area.

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