Home Defense in New York: The 5 Ds of a Winning Strategy

A layered plan that gives New York families early warning, time to act, and a clear response if someone gets inside.

By Peter Ticali · NY Safe Inc. · Reviewed November 13, 2026

NRA Benefactor Life Member · NRA Training Counselor · NRA & USCCA Certified Instructor · Licensed Firearms Instructor: NY, MD, DC, MA, UT · NY Pistol License Holder Since 1992.

You win every fight you avoid

The doorbell rings before sunrise. You don’t recognize the person. They insist they need you to open the door. Keeping it locked lets you ask what they need, verify the story independently, or call for help. You still have choices. Opening the door gives up one of them before you know what you’re dealing with.

You gain the advantage by deciding ahead of time what each person will do. A locked door buys time. An alert gives you a head start. A practiced plan turns both into action while someone else is still trying to get in. If you can keep your family safe and get police on the way before there’s a confrontation, your strategy worked.

A home defense plan works best when an ordinary person can follow it while half awake, when the Wi-Fi is down, or when the adult who usually handles the alarm is away. It should work for a renter, a family with young children, and a household that has no firearms. Start with what people do, then buy equipment to solve a problem you can name.

What the burglary numbers actually tell us

The Bureau of Justice Statistics estimated that the national burglary victimization rate for incidents known to law enforcement fell 17% from 2024 to 2025. The October 2026 report uses the BJS and FBI National Incident-Based Reporting System Estimation Program. The FBI’s separate 2025 annual release also reported a decline in property crime. These are national measures based on crimes known to law enforcement. They describe the direction of crime at that scale. BJS 2025 report · FBI 2025 release.

An older BJS household survey answers a different question. Across an estimated annual average of 3.7 million U.S. household burglaries in 2003–2007, a household member was present in about 28% of incidents, and a household member experienced violent victimization in about 7% of all household burglaries. Those two percentages share the same denominator. The survey covered reported and unreported incidents, and its historical estimates should stay attached to their dates. The figures cannot be combined with the 2025 estimate to calculate today’s occupied-home risk. BJS, Victimization During Household Burglary, highlights and Figure 1.

Long Island burglary reports. Comparing January–August 2024 with the same months in 2025, Nassau County Police recorded 580 burglaries and then 378, a 35% decline. Suffolk County Police recorded 393 and then 269, a 32% decline. These are reported burglary offenses from the two departments’ service areas. The series includes nonresidential burglaries and covers neither full calendar years nor every police agency in either county. New York DCJS Uniform Crime Reporting table.

A local case shows why a household plan should cover more than the front door. Nassau County Police said that on October 17, 2026, a stranger banged on the front door of an occupied Farmingdale home and allegedly forced entry at the rear after being told to leave. Police made an arrest and reported no injuries at the scene. The account comes from detectives and describes allegations and charges. It does not tell us which change would have prevented the incident. It does give families a concrete question to ask: if trouble moves away from the door you can see, what happens next? Nassau County Police release · News 12 Long Island.

A federal investigation illustrates a different concern. In February 2025, prosecutors announced a complaint tied to burglaries of professional athletes’ homes. An FBI affidavit described burglaries when the athletes’ absences were publicly known. That is an allegation in a charging record. The everyday lesson is modest: share vacation photos after you return and ask a trusted neighbor to collect deliveries while you’re away. U.S. Attorney’s Office announcement · FBI affidavit.

The 5 Ds of home defense

The five layers are Deterrence, Detection, Delay, Deny, and Defend. They overlap. A porch light can make an approach visible, a working lock can buy time, and the household plan turns that time into a call for help or a safe exit. If one layer fails, another should still give you a choice.

The 5 Ds at a glance
LayerPurpose and first step
DeterrenceMake ordinary access less inviting. Lock reachable doors and windows, use lighting, verify callers through the closed door.
DetectionLearn something has changed. Choose an alert people can notice. Check what still works when internet or power fails.
DelayCreate time to act. Repair locks and frames. Keep fire exits usable.
DenyLimit contact. Leave by a safe route or stay separated behind a closed door while calling for help.
DefendProtect people and get help. Call 911, report what you know, and leave pursuit and recovery to police.

1. Deterrence

Start with an ordinary evening. Can a visitor see the house number? Can you see the entrance from inside? Do shrubs conceal the doorway? Nassau and Suffolk police recommend basics such as locking doors and windows, improving lighting, and trimming vegetation around entrances. Keep packages from accumulating and arrange for mail or deliveries to be picked up when you travel. A legible address also helps first responders find you. Nassau County Police burglary checklist · Suffolk County Police home security checklist.

Make a closed door the default with an unexpected visitor. If someone claims to be from a utility or building management, confirm through a number you already trust. If someone says they need emergency help, you can call for them from inside. Agree on that rule with children, older relatives, and anyone who regularly cares for them. Make it easy for them to follow even when the visitor sounds authoritative.

2. Detection

Choose alerts that somebody will notice and understand. A doorbell camera helps identify a caller. A door contact can tell you a door opened when you expected it to stay closed. A local chime or siren can reach people whose phones are charging or muted. Where appropriate, plan for visual or vibrating alerts for someone who may not hear a chime. Give household members access to the controls they actually need.

If you use a system such as Ring or SimpliSafe, check your own equipment and service plan for three things: what still alerts inside the house during an internet outage, what can reach a monitoring service, and how you learn that a battery or device is failing. With the monitoring provider’s test procedure, verify who receives a notice and who is expected to call 911. An automatic notification can support that call. If you see someone actively trying to force entry, make the call yourself when you safely can.

Secure the accounts behind connected devices. Use unique passwords, turn on multifactor authentication where available, install updates, and remove access when a roommate, contractor, or caregiver no longer needs it. Think about camera views and who can see them. A basic light timer or a local door chime may solve the problem with fewer dependencies. FBI guidance on connected devices · FBI guidance on camera accounts and passphrases.

3. Delay

Look at exterior doors as assemblies. A locksmith can assess the lock, frame, and hardware together. Include the back and side doors, reachable windows, sliding doors, and the door between an attached garage and the home. Ask building management to fix a common entry door that fails to latch. If you rent, get approval before modifying a door or lock. Nassau County Police checklist · Suffolk County Police checklist.

Check that every designated fire exit remains usable by the people who actually live there. A child or older adult should be able to use the escape route that the plan assigns to them. The U.S. Fire Administration recommends identifying two ways out of each room where possible, keeping exits clear, and choosing an outdoor meeting place. Discuss your building’s fire plan if you live in an apartment or high-rise. U.S. Fire Administration escape planning.

4. Deny

If someone gets inside, get the family members you can safely reach to a protected place. If a safe exit is immediately available, use it. Otherwise, move away from the danger, close a door between you and it if you can do so safely, and contact 911 early. If others are already separated, tell dispatch where they are or where you last knew them to be. Have a plan each person can follow without crossing the house to regroup. Keep fire exits usable and follow your fire escape plan if there is smoke or fire.

A plan has to work when people are already separated. A teenager downstairs and a parent upstairs should each know what to do without first finding the other. Pick a simple family phrase and tell each person what it means. Give children permission to leave belongings behind and tell the dispatcher if someone is missing. If someone needs a wheelchair, medication, a hearing aid, or help getting out, assign a backup adult and practice the ordinary movement involved. If the person threatening you lives in the home or already has access, contact a domestic violence advocate from a safe device for an individualized plan. Call 911 for immediate danger. U.S. Fire Administration · New York Courts domestic violence resources.

5. Defend

Your job is to protect your family. Get 911 on the line as soon as you safely can, give dispatch your location, and stay with the people who depend on you. Leave the search to responding officers. If an immediate threat reaches your family, Article 35 governs whether force is justified. Any justified use of force lasts only as long as it is reasonably necessary. If the danger ends, stop, stay with your family, and update dispatch. If someone leaves with property, let police handle the recovery.

Where a firearm is lawfully present, secure storage is part of the household plan every day. Read the current New York rules and the upcoming change below. The choice to keep a firearm raises its own responsibilities for every authorized adult in the home. Discuss access, visitors, children, and what changes when a household member is in crisis. A firearm cannot make those decisions for you. National 911 Program · ATF firearm safety and security guide.

What would you do in the next 60 seconds?

An unexpected visitor won’t leave. Keep the door closed and locked. If the situation is threatening or someone tries to enter, call 911 and report the specific behavior. Tell others in the house what is happening and move away from the entrance. If the visitor claims to have an emergency, offer to call for help without opening the door.

A side-door sensor goes off at night. An alert can have an ordinary cause. Check a camera or speak with household members from where you are if you can do so safely. If you see or hear signs of forced entry, or reasonably believe someone is inside unlawfully, call 911 promptly. Tell dispatch what you know and what you’re unsure about. Use a safe exit if it is clear, or stay separated and explain where you are.

You come home to a damaged door. Leave the doorway and call from a safe location. Tell dispatch if a family member may be inside. Keep anyone arriving behind you from walking in. Once officers say the scene is safe, preserve original recordings and note the time of each alert. Contact your insurer or landlord as applicable and arrange for the damaged entry to be secured.

When to call or text 911 in Nassau and Suffolk

“My address is [street, town, apartment or unit]. My callback number is [number]. Someone is [what I can see or hear]. We are [location]. [Person] may still be inside. [Injuries or known hazards, if any].”
Give the address early and use plain language. Answer questions, report changes, and stay on the line until told to disconnect. Share descriptions and locations you can confirm. Follow instructions when officers arrive, keep your hands visible, and let them handle the scene. National 911 Program call guidance.

New York’s castle doctrine and 2027 firearm storage law

New York gives your dwelling special treatment under Article 35. That protection is often called the castle doctrine. Under Penal Law § 35.15(2)(a), if you are in your own dwelling, were not the initial aggressor, and reasonably believe someone is using or about to use deadly physical force, you have no duty to retreat before using otherwise justified deadly force. The ordinary requirements of reasonable belief and necessity still apply. Section 35.20(3) separately allows deadly force in certain circumstances involving a reasonably perceived burglary or attempted burglary in a dwelling or occupied building, when a person covered by the statute reasonably believes such force is necessary to prevent or terminate the burglary. Mere presence does not establish those conditions. A safe exit can still be the best way to protect your family. For the detailed distinctions, see NY Safe’s New York home-defense law guide. Penal Law § 35.15 · Penal Law § 35.20.

Call if you can speak safely. Text if you can’t. Many 911 centers accept text messages, including those serving Suffolk County, Nassau County, and New York City. If speaking would put you in danger or a voice call is inaccessible, send a plain text to 911. Put the exact address, town, apartment or unit, and what is happening in the first message. Respond to the dispatcher. If you get a delivery failure, use another safe way to reach 911 immediately. National 911 Program · Suffolk County emergency plan · Nassau service launch · NYC Text-to-911.

Storage law is changing on January 19, 2027. As of November 13, 2026, § 265.45 includes a household storage requirement when the owner or custodian resides with a person under 18 or with someone the owner or custodian knows or has reason to know falls into the prohibited categories listed in the statute. Section 265.46 separately addresses foreseeable access by a person under 16. The enacted § 265.45 text scheduled for January 19, 2027 generally requires securing a rifle, shotgun, or firearm outside the owner or custodian’s immediate possession or control, subject to the statute’s exceptions. Additional local requirements can apply. § 265.45, including both versions · § 265.46 · Francesco’s Law legislative history.

For household practice, ATF recommends storing firearms unloaded and secured, with ammunition locked separately and keys or combinations inaccessible to children. NSSF’s Project ChildSafe offers a household storage guide. The NRA’s Eddie Eagle GunSafe program teaches children to leave a found firearm alone, get away from it, and tell an adult. Have the conversation before a visit or sleepover and ask other adults how firearms are secured where your children spend time. Adults are responsible for preventing access. ATF guide · NSSF Project ChildSafe · NRA Eddie Eagle GunSafe.

The NY Safe 15-minute household walkthrough

Take this through your home with the people who will use the plan. Give each unfinished item an owner and a date. Revisit it when someone moves in, children become more independent, or the household changes its locks, phones, or monitoring service.

  1. Minutes 0–3 · Walk the entrances. Test exterior locks and reachable windows. Check whether the house number or unit is easy to find.
  2. Minutes 3–6 · Test one alert. Confirm it reaches the right people. Identify the alert that still works if phones or Wi-Fi are unavailable.
  3. Minutes 6–9 · Walk the exits. Pick a meeting place and a place to call from if leaving would be unsafe. Name the adult who helps anyone who needs assistance.
  4. Minutes 9–12 · Say the address aloud. Include town, unit, and callback number. Have each person explain what they would tell dispatch.
  5. Minutes 12–15 · Fix one gap. Assign the first repair or change to a person and date. If firearms are present, review who can access the storage device.

Finish with one conversation. Ask, “It’s 2 a.m., your phone is dead, and someone is trying the back door. Where do you go, who calls, and how will we know everyone is accounted for?” Walk through the answer together. Keep the rehearsal verbal and ordinary. Use the actual doors and phones and do not place a test call to 911.

Sources and reporting notes

The two national data points use different collections. BJS’s 2025 crime-known-to-law-enforcement report uses the NIBRS Estimation Program. Its historical household-burglary study uses National Crime Victimization Survey estimates for 2003–2007. The incident accounts illustrate decisions a household can plan for. They do not measure whether any product or response would have changed either outcome. The five-layer table and walkthrough are NY Safe’s synthesis of prevention and emergency planning guidance.

Next legal review. NY Safe will recheck this section when the new version of § 265.45 is scheduled to take effect on January 19, 2027. The linked statute shows the current and scheduled versions.

For reporters and community groups. The five-layer reference table and household walkthrough can be cited independently. The distinction worth preserving in a story is that the national burglary rate known to law enforcement and the historical share of household burglaries with someone present measure different things.

Common home defense questions

What is the first step in a home defense plan?

Walk your home with everyone who lives there. Check which doors and windows lock, decide what each person will do if someone tries to get in, and practice giving your full address and unit number. Then choose equipment to solve specific gaps.

Do I need an alarm subscription to use the 5 Ds?

You can start with existing locks, lights, household rules, and a 911 plan. A monitored alarm may add notification options. Check what your chosen setup can do during a power or internet outage and who receives its alerts.

What if I can’t safely get out of the house?

Move away from the danger and put a closed door between you and it if you can do so safely. Call 911, tell dispatch where you and others are, and follow instructions. For smoke or fire, follow your fire escape plan and tell dispatch immediately if you cannot get out.

Can I text 911 during a home invasion?

Call 911 if you can speak safely. If speaking would put you in danger or a voice call is inaccessible, text 911 where the service is available. Start with your exact address, unit if applicable, and what is happening. If you receive a delivery failure, use another safe way to reach 911 immediately.

Does New York have a castle doctrine?

New York’s dwelling exception can remove the duty to retreat before using deadly force against a reasonably perceived deadly threat if you are in your dwelling and were not the initial aggressor. The other requirements for justification still apply. New York also has a separate rule for certain burglaries under Penal Law § 35.20(3).

Should I wait for my alarm company to contact police?

If you see someone forcing entry or reasonably believe a break-in is underway, contact 911 as soon as you safely can. A monitoring service may help, but you can give dispatch your exact location, what is happening, and who may still be inside.

Practice making the decision

Start with the walkthrough above. If you want to think through the responsibilities of carrying in New York, explore the NY Safe introductory seminar.

If you’re already considering a concealed-carry license, see what the 18-hour class covers and review New York licensing-class details.

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