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How Many Cameras

Example plan · House with attached garage · data checked 2026-09-15

How many security cameras do I need for every side of a house with an attached garage for under $500?

Plan on 3 outdoor cameras plus a video doorbell for every side of a typical house with an attached garage for under $500. This plan costs $465 up front and $9.99 a month, $825 over 3 years. Every required area is covered day and night. Your layout will differ, so start from this plan and adjust it.

We picked the plan with the most daytime and night coverage within your limits. This is a template result, not a site survey: your doors, trees and outlets move the numbers. Open it in the planner to match your own home.

Cameras

3

+ video doorbell

Up front

$465

Buy now: $310

Monthly

$9.99

cheapest plan that fits

3-year total

$825

hardware + 36 months

Site plan of a house with attached garage with 4 devicesSTREETFront doorDrivewaySide yardPatioBackyardHouseGarage1234RMM10 ft
Daytime view Key spot seen ×Key spot missed Router (R) / mesh node (M) Planning estimate only: check the live view before you drill.
AreaDayNightStatus
Front door Required 79% lit Covered
Driveway Required · unlit at night 100% 100% Covered
Side yard Nice to have · unlit at night 57% 57% Partly
Patio Nice to have 88% lit Covered
Backyard Nice to have · unlit at night 82% 67% Covered

Shopping list

Phase 1 covers your required areas; phase 2 can wait.

#DeviceWherePowerPhasePrice
1 TP-Link Tapo D210 Battery Doorbell Front door frame Rechargeable battery 1 $59.99 Tapo store ↗
2 Reolink Elite Floodlight WiFi Above the garage door Hardwired to an existing light fixture 1 $249.99 Reolink store ↗
3 TP-Link Tapo C460 Back eave, right corner Rechargeable battery 2 $84.99 Tapo store ↗
4 Arlo Essential (3rd Gen) Battery Left side wall Rechargeable battery 2 $69.99 Arlo store ↗
Hardware total $464.96

Monthly fees

  • Arlo Secure Single cameraNeeded for any recorded video on 1 device $9.99/mo

What you give up by skipping the plan

  • TP-Link Tapo D210 Battery Doorbell: cloud video history, cloud backup
  • Reolink Elite Floodlight WiFi: cloud backup
  • TP-Link Tapo C460: cloud video history, cloud backup

Wi-Fi check

Add two mesh nodes near the right side and back walls. 2 spots are likely out of reach.

  • Front door frame -62 dBmgood
  • Above the garage door -86 dBmpoor
  • Back eave, right corner -76 dBmpoor
  • Left side wall -61 dBmgood

Most cameras only connect on 2.4 GHz. If your mesh merges bands into one network, turn on a separate 2.4 GHz network for them.

Power and install, spot by spot

1TP-Link Tapo D210 Battery Doorbell · Front door frame Rechargeable battery

Use the quick-release mount so the camera is easy to take down and charge.

Charging: About every 9 weeks at ~30 events/day (estimate; maker: 180 days, usage not stated (we assume 10 events/day)).

• Wi-Fi battery cameras can be knocked offline by a jammer. If you can, wire the camera at this key spot.

Planning reach: ~24 ft by day, ~24 ft at night, 135° wide.

2Reolink Elite Floodlight WiFi · Above the garage door Hardwired to an existing light fixture

Replaces the existing outdoor light. Turn the breaker off first, or hire an electrician.

• Hold it in place with tape and check the live view before you drill.

Planning reach: ~34 ft by day, ~34 ft at night, 180° wide.

3TP-Link Tapo C460 · Back eave, right corner Rechargeable battery

Use the quick-release mount so the camera is easy to take down and charge.

Charging: About every 29 weeks at ~5 events/day (estimate; maker: 200 days at 270 s/day).

• Hold it in place with tape and check the live view before you drill.

Planning reach: ~60 ft by day, ~49 ft at night, 113° wide.

4Arlo Essential (3rd Gen) Battery · Left side wall Rechargeable battery

Use the quick-release mount so the camera is easy to take down and charge.

Charging: About every 17 weeks at ~3 events/day (estimate; maker: 120 days, usage not stated (we assume 10 events/day)).

• Hold it in place with tape and check the live view before you drill.

Planning reach: ~27 ft by day, ~27 ft at night, 130° wide.

What to know about this plan

  • Most microSD cameras ship without a card. Budget for a high-endurance card; it isn't priced here.
Assumptions we had to make (3)
  • night-vision range not published; assumed 30 ft
  • sensor width taken as 3840 px from the "4K" label
  • sensor width taken as 2304 px from the "2K" label
Start from this plan and edit it Move cameras, mark what you already own, change the budget: everything recalculates.

The settings behind this plan

Areas
Front door (required), Driveway (required), Side yard, Patio, Backyard
Monthly fee
Allowed
Wiring
Existing outlets, lights and doorbell wires only
Budget
$500
Smart home
Any
Climate
Mild winters