The six-week summer holiday is the single best window in the school calendar for a thorough clean. Classrooms, corridors, washrooms, kitchens, and sports facilities sit largely empty, giving professional cleaning teams unrestricted access to areas that are impossible to reach properly during term time. Once September arrives and pupils are back, that window closes for another year.
School cleaning services in the weeks before term begins are not just about appearance. They are about hygiene, infection control, and giving staff and pupils the best possible start to the new academic year. This guide covers what a proper school deep clean involves, what should be on every school’s checklist, and how to keep standards high once term is underway.
What is included in a school deep clean?
A deep clean goes significantly further than the routine daily or weekly cleaning that most schools have in place throughout the year. Where regular cleaning services for schools maintain a baseline standard during term time, a deep clean addresses the accumulated grime, bacteria, and general wear that builds up over months of heavy use.
In a school environment, that means:
Stripping and cleaning floors properly, including under furniture and along skirting boards that daily cleaning never reaches. Descaling and sanitising washroom fixtures that have been in constant use since the previous summer. Cleaning inside lockers, cupboards, and storage areas. Extracting the allergens, dust mites, and bacteria embedded in carpeted areas and soft furnishings. Disinfecting high-touch surfaces including door handles, light switches, bannisters, and shared equipment using clinically appropriate products rather than general-purpose sprays.
The result is a genuinely clean building rather than a maintained-looking one. The two are not the same, and the difference matters most at the start of a new term when hundreds of pupils are sharing the same spaces every day.
Why the Summer Holiday Is the Right Time
The practical case for timing education cleaning services around the summer holiday is straightforward. During term time, school cleaning operates around pupils and staff. Classrooms are occupied until late afternoon. Corridors are never clear for long. Washrooms cycle through hundreds of users every day. Kitchen areas are in constant use. Even with out-of-hours access, the sheer volume of activity during term limits how thoroughly a cleaning team can work.
The summer holiday removes those constraints entirely. A professional school cleaning company can access every room, every floor, and every facility without restriction. Equipment can be moved, floors can be stripped and treated, and washrooms can be taken out of service temporarily for proper descaling and sanitisation work that is simply not possible to complete properly during term.
There is also a practical scheduling argument. School cleaning contractors who cover Sussex and Surrey are in high demand in August. Schools that book their pre-term deep clean early secure their preferred dates. Those that leave it late often find availability is limited, or that the work has to be rushed to fit the window before the first day of term.
School Deep Cleaning Checklist: What Should Be Covered?
A thorough school deep cleaning checklist covers every area of the building, not just the most visible ones. Here is what a professional programme should address:
Classrooms and teaching spaces: All surfaces wiped and disinfected, including desks, chairs, windowsills, and shelving. IT equipment cleaned with appropriate products. Floors deep cleaned including under furniture and along edges. Displays and soft furnishings vacuumed. Whiteboards and smart boards cleaned and checked.
Corridors and communal areas: floors stripped and treated. Lockers cleaned inside and out. Bannisters and handrails disinfected. Notice boards and wall-mounted equipment dusted and cleaned. High-level cleaning of light fittings and vents.
Washrooms: Full sanitisation of toilets, sinks, taps, and mirrors. Tiles and grout scrubbed. Floors deep cleaned including grout lines. Limescale treated on all fixtures. Sanitary bins exchanged and replaced. Dispensers cleaned and restocked.
Kitchens and dining areas: Appliances cleaned inside and out. Surfaces and splashbacks degreased. Floors stripped and deep cleaned. Tables and chairs wiped down. Drainage checked and cleared.
Sports halls and changing rooms: Floors cleaned and treated. Changing benches wiped and disinfected. Showers descaled and sanitised. Equipment storage areas cleared and cleaned.
Reception and administrative areas: All surfaces cleaned and disinfected. IT equipment and shared devices cleaned. Soft furnishings vacuumed or wiped.
Tips for Deep Cleaning in Schools
A few practical points that make the difference between an average pre-term clean and one that genuinely sets the building up for the year ahead.
Start with high-level cleaning. Dust and debris from light fittings, ceiling vents, and tops of cupboards fall downward during cleaning. High-level work should always come first so it does not contaminate surfaces and floors that have already been cleaned.
Use the right products for the environment. Schools require cleaning products that are effective against the specific pathogens children carry and transmit. Bactericidal and virucidal disinfectants, not general-purpose sprays, should be used on high-touch surfaces. This matters particularly in primary schools where surface-to-mouth contact is common.
Do not overlook soft furnishings. Carpeted areas, fabric chairs, and soft furnishings in reading corners and reception areas harbour allergens, dust mites, and bacteria that vacuuming alone does not remove. Professional extraction cleaning addresses these properly.
Address the kitchen drain and grease traps. School kitchens generate significant grease buildup over the course of a year. Drains and grease traps that are not addressed during the summer deep clean become a hygiene and odour problem within weeks of term starting.
Document everything. A reputable school cleaning company will provide a post-clean report with photographic evidence of work completed. This is valuable for Ofsted preparedness and for demonstrating due diligence to governors and parents.
How to Keep a School Clean Once Term Begins
A pre-term deep clean is the reset. Maintaining that standard through the year requires a structured daily and weekly cleaning programme that is properly resourced and managed.
The most effective cleaning company for schools arrangements combine a consistent daily clean with scheduled interim deep cleans at natural break points: half-term, Christmas, Easter, and the following summer. This prevents the gradual accumulation of grime that makes the pre-term deep clean a heavier and more expensive job each year.
High-traffic areas including entrance lobbies, corridors, and washrooms benefit from midday checks during term time, particularly in larger schools. This is not a full clean on each visit, but a trained operative conducting a quick check and restocking run that maintains standards throughout the school day.
For schools across Sussex and Surrey with specific requirements around private school cleaning services, including listed buildings, specialist flooring, or boarding facilities, a cleaning contract structured around the school’s individual timetable and access requirements makes a significant difference to both quality and cost-effectiveness.
Choosing the Right School Cleaning Company
When evaluating school cleaning services in Sussex and Surrey, look for:
- Experience specifically with educational settings, not just commercial premises generally
- Appropriate DBS checks and safeguarding awareness for all cleaning operatives
- Use of bactericidal and virucidal products appropriate for school environments
- Flexibility to work around the school timetable and holiday calendar
- Clear account management and post-clean reporting
- ISO accreditation and public liability insurance as standard
- A track record with both state and independent schools in the local area
Carter & Faraday have been providing school cleaning contractors services and broader commercial cleaning to schools, academies, and independent schools across Sussex, Surrey, Kent, and South London since 1978. Every operative is fully vetted, and every contract includes dedicated account management so school business managers always know exactly what is being done and when.
Whether you need a one-off pre-September deep clean or want to put a full-year contract in place, we would be glad to discuss the right approach for your school.
Get in touch with Carter & Faraday today
Or call us on 01444 482 666. We have been looking after schools and commercial properties across the South East for over 45 years.
