How Many CCTV Cameras Do I Need for My Home or Business?
“How many CCTV cameras do I need?” is one of the most common questions we hear from homeowners and business owners in Kenya. The honest answer is: as many as it takes to cover your real risks, and no more. Too few cameras leave blind spots where incidents happen unseen. Too many waste money and can make it harder to find useful footage.
This guide shows you how to work out how many CCTV cameras your home or business needs, by mapping entry points, key areas and risks, with typical examples for common properties.
Start with what you want to see
Before counting cameras, decide what each camera must achieve:
| Goal | What the camera needs to do |
|---|---|
| Identify people | Capture a clear face at an entry point |
| Recognise vehicles | Capture number plates at the gate |
| Observe activity | See what is happening in a general area |
| Detect intrusion | Notice someone crossing a wall or fence |
| Record transactions | See tills, counters or cash handling |
A single wide camera covering a whole compound may detect movement but will rarely identify anyone. Identification usually needs a camera placed close to a chokepoint, such as a gate or door.
Step 1: List every entry point
Walk your property and list every way people or vehicles can enter:
- Main vehicle gate
- Pedestrian gate
- Front door
- Back or kitchen door
- Garage or store doors
- Balconies or ground-floor windows at risk
- Perimeter sections that could be climbed
Each main entry point usually needs at least one camera for identification.
Not sure how many cameras you need? Call us for a free CCTV survey
Talk to a Bestcare Security adviser now: call 0709 004 600. We answer 24/7 and the first site assessment is free.
Step 2: List key areas
Next, list areas that matter even if they are not entry points:
- Parking areas
- Back yards and side passages
- Stores and garages
- Tills and cash areas (businesses)
- Loading bays (businesses)
- Reception and corridors (offices)
Step 3: Consider risks and history
Where have incidents happened before? Where would you break in if you were a criminal? Dark corners, low walls and areas out of sight of the guard deserve coverage.
Step 4: Match cameras to spaces
Some spaces need more than one camera; some cameras can cover more than one space.
| Space | Typical camera need |
|---|---|
| Main gate | 1 for plates and faces, sometimes 2 (inside and outside) |
| Front door | 1 |
| Back door | 1 |
| Parking area | 1 to 2 depending on size |
| Each long side of a perimeter | 1 to 2 |
| Back yard or garden | 1 to 2 |
| Shop entrance | 1 |
| Each till | 1 |
| Stock room | 1 |
| Office reception | 1 |
| Loading bay | 1 to 2 |
Typical answers for common properties
| Property | Typical number of CCTV cameras |
|---|---|
| Small apartment | 1 to 2 (door and balcony) |
| Townhouse or maisonette | 4 to 6 |
| Standalone home on a large plot | 6 to 12 |
| Estate gate and guardhouse | 3 to 6 at the gate, more for internal roads |
| Small shop | 3 to 6 |
| Supermarket | 12 to 30+ |
| Small office | 4 to 8 |
| Warehouse | 12 to 30+ |
These are starting points. The layout of your property is what really decides the number.
Examples
A maisonette in Kileleshwa
Front gate (1), front door (1), kitchen door (1), parking (1), back passage (1). Total: 5 cameras.
A bungalow in Karen on a large plot
Main gate outside and inside (2), front door (1), back door (1), parking (1), four perimeter sections (4), garden (1). Total: 10 cameras.
A hardware shop
Entrance (1), two tills (2), aisles (2), store (1), back door (1). Total: 7 cameras.
A small office
Building entrance (1), reception (1), corridor (1), server room (1), parking (1). Total: 5 cameras.
Quality beats quantity
Six well-placed, good-quality cameras with night vision and enough storage are far more useful than twelve poorly placed, low-resolution cameras. Before adding cameras, check that each one has a clear purpose. See CCTV camera placement for homes and types of CCTV cameras.
Plan for growth
Choose a recorder with a few spare channels so you can add cameras later without replacing the whole system. For example, if you need six cameras now, an eight-channel recorder leaves room to grow.
Cameras and guards together
Cameras are most effective when someone watches or reviews them. A guard who can see the back wall on a monitor covers far more ground than one standing at the gate. See CCTV monitoring vs self-monitoring and our CCTV monitoring services.
Common mistakes when deciding how many CCTV cameras to buy
- Buying a fixed kit size rather than planning for the property
- Covering the house but not the gate or perimeter
- Using one wide camera where identification is needed
- Pointing cameras at bright lights or into the sun
- Forgetting storage: more cameras need more storage
- No spare recorder channels for future cameras
Budget and phasing
If budget is tight, phase your system:
- Phase 1: gate, front door and back door, for identification at entry points
- Phase 2: parking and the most vulnerable perimeter sections
- Phase 3: gardens, stores and remaining areas
This approach puts cameras where they matter most first. See CCTV installation price in Kenya.
Worked example: planning a system for a shop in Roysambu
A small electronics shop owner planned to buy an eight-camera kit online. A site survey found that four cameras were enough to cover the entrance, the single till, the display area and the store, provided one camera at the entrance was positioned low enough to capture faces clearly. The owner spent the savings on a larger hard drive and a UPS, so footage was kept longer and recording continued during power cuts. When a customer later disputed a transaction, the till camera showed exactly what had happened.
How Bestcare Security can help
We carry out free CCTV surveys, map entry points and risks with you, and recommend exactly how many CCTV cameras your property needs, with the right type and position for each. Call us to book a survey.
Indoor cameras: when do they make sense?
Most security value comes from outdoor cameras covering gates, doors and perimeters. Indoor cameras can add value in certain places: the main entrance hall, the living room when the house is empty, a home office, or a shop floor and till. For homes, respect the privacy of family members and domestic workers. Tell workers where cameras are, never place cameras in bedrooms, bathrooms or staff quarters, and use indoor cameras mainly when the house is empty. For businesses, tell staff that CCTV is in use and why.
Estates and apartment blocks
For estates and apartment blocks, the question of how many CCTV cameras to install covers shared areas: main and pedestrian gates, guardhouse, internal roads at junctions, parking areas, stairwells and the perimeter. A 40-unit apartment block might need 8 to 12 cameras; a large gated estate may need 20 or more to cover roads and boundaries. Committees should prioritise the gate first, then parking, then the perimeter, and make sure footage is stored long enough to support investigations. See gated estate security in Nairobi.
Reviewing coverage after installation
Once your system is installed, check it properly. Look at each camera’s live view in daylight and at night. Can you identify a face at the gate and a number plate at the entrance? Are there blind spots where someone could approach unseen? Ask a family member or colleague to walk the perimeter while you watch the screen. If gaps remain, adjusting angles or adding one camera often fixes them.
Frequently asked questions
How many CCTV cameras does a typical home need?
Most homes need four to eight, covering the gate, doors, parking and vulnerable perimeter sections. Large plots need more.
How many CCTV cameras does a small shop need?
Usually three to six, covering the entrance, tills, aisles and store.
Is one wide-angle camera enough for my compound?
Rarely. Wide cameras detect movement but seldom identify faces or plates. Add cameras at entry points.
Should cameras cover inside the house?
Some families add indoor cameras for entrances and living areas. Respect privacy, especially of domestic workers, and never place cameras in bedrooms or bathrooms without clear consent.
Do more cameras need more storage?
Yes. Plan storage to cover the number of cameras and the days of footage you need.
Can I add cameras later?
Yes, if your recorder has spare channels. Plan a few extra channels at installation.
What matters more: number or quality of cameras?
Quality and placement. Fewer good cameras beat many poor ones.
Do I need cameras on every side of my house?
Not always. Focus on entry points and vulnerable areas. A side of the house with no access and a high wall may need little or no coverage.
Do more cameras mean better security?
Not necessarily. Well-placed cameras covering entry points and key areas matter more than the total number.
Can one camera cover both the gate and the parking?
Sometimes, if they are close together, but identification at the gate usually needs its own camera positioned for faces and plates.
How do I find out exactly how many cameras I need?
Call 0709 004 600 for a free CCTV survey.
Related reading
- CCTV Installation Price in Kenya: What Affects the Cost
- Types of CCTV Cameras in Kenya: Which One Is Right for Your Property?
- Wireless vs Wired CCTV in Kenya: Which Should You Choose?
Explore our CCTV monitoring services or see all our security services in Kenya.
Not sure how many cameras you need? Call us for a free CCTV survey
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