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Holiday Home Security Checklist UK

Essential security checklist for UK holiday homes and second properties covering remote monitoring, smart locks, frost protection, and insurance compliance for seasonal use.

Protecting Empty Properties

Holiday homes face unique security risks because they sit empty for weeks or months at a time. The ONS reports that unoccupied properties are 4 times more likely to be burgled than occupied homes. A layered security approach is essential for UK holiday homes, especially coastal cottages in Cornwall, Wales, and the Lake District where seasonal closures are common. Install a smart alarm system from Yale or Ring that sends push notifications directly to your phone. Smart thermostats prevent pipe bursts while the property is empty. Set thermostat to 10-12C in winter to avoid freezing while minimising heating costs. Smart leak detectors from Honeywell or Bosch placed near plumbing warn of flooding before damage escalates.

Most UK holiday home insurers require specific security measures as a condition of cover. Typical requirements include a BS 3621 deadlock on all external doors, key-operated window locks on all accessible windows, and a burglar alarm fitted to a minimum of Grade 2 standard. Some policies require the alarm to be monitored by an ARC or keyholder. Informing your insurer about how long the property will be unoccupied is critical. Policies typically limit consecutive unoccupied periods to 30-60 days. Beyond this, additional premiums apply or cover lapses. Fit a key safe with TS 007 3-star cylinder for cleaner access. Install remote CCTV cameras that you can check from your phone. Smart lighting with randomisation timers creates the appearance of occupancy.

Specifications and Comparison

Measure Essential Recommended Premium
Door locks BS 3621 deadlock 30 5-lever mortice Smart lock with app control
Alarm system Grade 2 wireless 150 Monitored ARC 20/mo Smart alarm with cameras 400
Smart heating Thermostat 80 Smart TRVs 40 each Full zoned control 300
CCTV Dummy cameras 30 Smart doorbell 120 Full NVR system 500+
Total cost 300-500 600-1000 1500-3000

FAQ

Do I need to tell my insurer about a holiday home alarm?
Yes. Most UK insurers require notification of any security system and the unoccupancy period. Failure to disclose can invalidate your policy in the event of a claim.
Is frost protection covered by standard holiday home insurance?
Standard policies may exclude frost damage if the property is left unheated. Smart thermostats with frost protection mode are the best prevention measure.
Can I monitor a holiday home remotely from abroad?
Yes. Smart alarms, CCTV, and thermostats all offer app-based remote monitoring from anywhere. Ensure the property has reliable WiFi or a 4G backup communicator. For more information see our Home Security Audit Checklist.

Last updated: 2026-05-31.

External Resources

For further information consult authority guidelines at the British Standards Institution (BSI).