How Much Does a Security Guard Cost in Sheffield? (2026) Quick Answer: Security Guard Costs Sheffield (2026) Security guard cost Sheffield range from £14 to £25 per hour for manned guarding (2026 rates). Mobile patrols: £80–£220 per month. Key holding: £30–£85 per month. Full-time static guard: approximately £2,500–£3,500 per month including SIA compliance and insurance….