The short version: Home security for a senior is two jobs. First, the cheap physical basics: a solid deadbolt, locked windows, and motion lighting stop most break-ins. Second, and often more important, the knock at the door: never let an unexpected stranger in, and verify any “utility worker” by calling the real number yourself. A video doorbell is the one device worth adding for most people. Skip the expensive system a salesperson pushes.

Two different threats, in the right order

Home security sounds like alarms and cameras. For an older adult, the real risks are simpler and cheaper to handle, and they come in two kinds.

The first is the ordinary break-in. Most burglaries happen at homes, and most burglars are opportunists looking for an easy, empty target.3 A few low-cost changes make your home the one they skip.

The second threat is the one that matters most for seniors: the knock at the door. Scammers posing as utility workers, inspectors, or officials try to talk their way inside or into your money, and older adults are heavily targeted, with reported losses rising sharply.2 This is where an expensive camera helps less than a simple rule.

Handle both, starting with the cheap basics.

The cheap physical basics, first

You do not need a monitored system to stop most break-ins. You need a few solid, boring fixes.

  • A real deadbolt on every exterior door, with the strike plate anchored by 3-inch screws that reach the door framing, not the short screws it ships with. This is the single best hardware upgrade.3
  • Solid-core or metal exterior doors, not hollow ones that kick in easily.
  • Locks on every window, and a rod or dowel dropped into sliding-door tracks so they cannot be forced or lifted out.
  • Motion-sensor lights at entrances and dark corners, which remove the cover a burglar wants.
  • Trimmed shrubs near doors and windows, so there is nowhere to hide.
  • No hidden key under the mat or a rock. Leave a spare with a trusted neighbor instead.

Lock up even when you are home. Many daytime break-ins and unwanted entries happen through an unlocked door while someone is inside, often in another room. Keep exterior doors locked during the day, not just at night. It is a free habit that closes the easiest way in.

The door is the senior’s weak point

This is the section that prevents the most harm. The biggest risk to many seniors is not a forced entry. It is opening the door to the wrong person.

Scammers arrive looking official. They wear uniforms, carry fake IDs, and drive vehicles with logos, then claim there is an urgent gas leak, a meter to check, or a payment overdue.5 The goal is to get inside, or to get your account details, cash, or gift cards.

Learn one script and use it every time:

The rule that stops door scams: never let an unexpected stranger in, and never share information or pay at the door. See and speak to them through a peephole or a video doorbell. Say you will verify, then close and lock the door and call the utility or agency using the number on your bill or their official website, never a number the visitor gives you.1 Real workers give advance notice and will wait or come back. A scammer will pressure you not to check.

The same rule covers fake charities, fake inspectors, and anyone demanding urgency. Urgency is the tell. Our guides to contractor red flags that cost seniors and finding a licensed plumber cover the same pressure tactics from tradespeople.

Mail and packages

Package and mail theft is common, and the fixes are cheap.4

  • Sign up for USPS Informed Delivery. It is free and emails you a daily preview of the mail and packages coming, so you know what to expect and when.4
  • Tell couriers where to leave packages, out of street view at a side or back door, or use a simple lockbox on the porch.
  • Do not let deliveries sit. A box in plain view for hours is the easiest target there is. Bring it in, or ask a neighbor to.
  • Hold mail when you travel, so a pile-up does not advertise an empty house.

Where smart devices actually help

Technology has a place, but only where it solves a real problem. Do not let a salesperson sell a senior an expensive system they do not want.

  • A video doorbell is the highest-value device for most seniors, because it lets you see and speak to anyone at the door without opening it. That single feature answers the biggest risk. See our best video doorbells for seniors guide.
  • A smart lock lets family lock up remotely and avoids hidden keys. Our best smart locks for seniors guide compares options.
  • Smart lights on a schedule make the home look occupied, using the smart lighting you may already have.
  • A camera is optional. It can reassure family, but it is not required, and it should never replace the door rule above.

The low-tech safety net

The cheapest security is a watchful neighbor. Trade a spare key and a daily glance with someone nearby, so a problem gets noticed fast.

Keep your local police non-emergency number handy for reporting a scam attempt or a suspicious visitor, and ask whether they offer a vacation house check while you travel. Call 911 if someone is trying to get in or you feel unsafe. And report scams to the Federal Trade Commission, because older adults are heavily targeted and reporting helps stop the scheme and warn others.2

Key takeaways

  • Do the cheap basics first. Deadbolts with long screws, locked windows, and motion lights stop most break-ins.
  • Guard the door. Never let an unexpected stranger in; verify any official by calling the real number yourself.
  • Protect mail and packages with free Informed Delivery, out-of-view drop-offs, and bringing deliveries in fast.
  • Add tech that earns its place. A video doorbell for most; skip the expensive system you do not want.

What’s next

Reviewed by John Smith, CAPS, Certified Aging-in-Place Specialist. This guide is general safety information. If you feel unsafe or someone is trying to enter, call 911.

  1. How To Avoid Imposter Scams. U.S. Federal Trade Commission, retrieved September 6, 2026. .
  1. Protecting Older Consumers: Impersonation Scam Reports. U.S. Federal Trade Commission, retrieved September 6, 2026. .
  1. Crime in the United States: Burglary. U.S. Federal Bureau of Investigation, Uniform Crime Reporting, retrieved September 6, 2026. .
  1. Informed Delivery by USPS. United States Postal Service, retrieved September 6, 2026. .
  1. Protect Yourself From Utility Scams. AARP, retrieved September 6, 2026. .