Buying a home in Houston is one of the biggest financial decisions most people make. After closing, the focus naturally shifts to moving logistics, utility setup, and getting settled — but one item on the to-do list tends to get pushed aside or forgotten entirely: securing the locks.
The locks that came with your new home have a history you don’t know. Keys were cut for the previous owners, their family members, housekeepers, contractors, real estate agents, and anyone else who needed access during the listing period. You received a set at closing, but you have no way of knowing how many copies exist or where they are.
This checklist covers exactly when to address your locks as a new Houston homeowner, what to prioritize first, and how rekeying or replacing specific hardware gives you complete control over who can access your home from day one.
Step 1: Rekey All Exterior Locks Before Your First Night
This is the most time-sensitive item on the list and the one most new homeowners delay longer than they should. Before you sleep in the home for the first time, every exterior lock should be rekeyed or replaced so that the keys handed over at closing — and any copies of them — no longer work.
This isn’t about distrust of the previous owners specifically. It’s about the reality that key control during a home sale is essentially impossible to maintain. Real estate lockboxes that held a spare key during the listing period may have been accessed by dozens of showing agents. Contractors who worked on the home for repairs or inspections may have had keys made. A housecleaner, a lawn service, a family member helping with the move — any of them may have a copy that was never recovered.
Rekeying all exterior locks in a single locksmith visit typically costs $75 to $150 in Houston for a standard three to four lock home. It’s one of the lowest-cost, highest-value security investments available for a new homeowner. The post on signs it’s time to rekey your home locks covers the broader context, but for new homeowners the answer is always: do it before the first night.
Step 2: Inventory Every Entry Point
Once the immediate rekeying is handled, walk the full perimeter of the home and identify every lockable entry point. This includes more than the obvious front and back doors — it includes side doors, garage entry doors, sliding glass doors with keyed locks, basement or cellar entries, and any gate locks on the property.
For each entry point, note the existing lock hardware — is it a deadbolt, a knob lock, a sliding door lock? Is there both a knob lock and a deadbolt, or just one? What condition is the hardware in — does it operate smoothly, show signs of wear or forced entry, or feel loose in the door?
This inventory becomes the basis for decisions about what to rekey, what to replace, and what to upgrade. A door with only a knob lock and no deadbolt, for example, is a security gap that goes beyond key control — it’s a hardware issue that warrants replacement with proper deadbolt installation.
Step 3: Assess the Hardware Quality
Not all lock hardware provides the same level of security, and builder-grade locks installed in new construction or left over from older Houston homes are frequently Grade 3 — the lowest residential security rating. These locks can be forced open with relatively little effort and offer limited resistance to picking or bump key attacks.
As part of your new homeowner lock assessment, evaluate whether the existing hardware is adequate for the security level you want. ANSI Grade 1 deadbolts — the highest residential security grade — offer significantly better resistance to forced entry and are worth installing on all primary exterior doors if the existing hardware doesn’t meet that standard.
If you’re considering moving beyond traditional keyed locks entirely, the post on smart lock vs traditional lock for home security covers the tradeoffs between keyed and keyless systems for residential applications.
Step 4: Address the Garage
The garage is the entry point most new Houston homeowners underestimate from a security standpoint. A garage with an attached entry door into the home is effectively a secondary front door — if someone gains access to the garage, they’re one door away from the interior of the house.
The door between the garage and the home’s interior should have a quality deadbolt, just like a primary exterior door. Many attached garage entry doors are equipped with only a knob lock or no lock at all, operating on the assumption that the garage door itself provides the security. It doesn’t — garage doors can be opened in seconds by someone who knows what they’re doing.
Rekey or replace the garage-to-home entry door lock as part of your initial rekeying visit. If there’s no deadbolt on that door, installing one should be a priority in the first week of occupancy.
Step 5: Consider Key Consolidation
If your new home has multiple exterior locks that came with different keys, a locksmith can rekey all of them to operate on a single key during the same visit. This is called key consolidation and it’s one of the most practical quality-of-life adjustments available at the rekeying stage.
Instead of carrying a front door key, a back door key, and a garage entry key separately, you leave the locksmith visit with one key that operates every exterior lock on the property. The cost difference compared to rekeying each lock to its own key is minimal, and the convenience compounds daily.
Step 6: Make a Key Distribution Plan
After rekeying, you control the complete key inventory for your home for the first time. Before distributing new copies, think through who actually needs physical key access and why.
Close family members or a trusted neighbor with emergency access — one or two copies kept in known, accountable hands — is a reasonable baseline for most Houston homeowners. Every additional copy is an additional variable to track. If you find yourself cutting keys for convenience rather than necessity, a smart lock with individual access codes is often a cleaner solution that eliminates the need to recover physical keys when access needs change.
For households that want the flexibility of temporary or time-limited access without cutting physical keys, the post on keyless entry systems explained covers the options — from basic keypad deadbolts to app-controlled smart locks — and what each type offers for new homeowner scenarios.
New Homeowner Lock Checklist at a Glance
| Task | Priority | Timing |
| Rekey all exterior door locks | Critical | Before first night |
| Rekey garage-to-home entry door | Critical | Before first night |
| Inventory all entry points and lock hardware | High | First week |
| Assess hardware grade on all exterior doors | High | First week |
| Install deadbolts on doors with knob locks only | High | First two weeks |
| Consolidate all exterior locks to one key | Medium | During rekey visit |
| Create key distribution plan | Medium | First week |
| Evaluate smart lock options if desired | Optional | First month |
| Replace worn or damaged hardware | As needed | After inspection |
What to Expect From a Rekeying Service Visit in Houston
For most new Houston homeowners, the lock security process starts with a single rekeying service call. A licensed locksmith arrives at the property, assesses the existing hardware, and rekeyes each exterior lock to a new key configuration. The visit typically takes 45 minutes to an hour and a half depending on the number of locks and whether any hardware issues are identified that require additional work.
At the end of the visit, you receive a set of new keys that work on all rekeyed locks — old keys no longer function. If you opted for key consolidation, a single key operates every exterior lock. If any hardware was identified as worn, damaged, or below adequate security grade, the locksmith can replace those locks during the same visit or quote the replacement as a follow-up service.
The difference between rekeying and full lock replacement — including when each is the right call and what each costs in Houston — is covered in detail in the post on rekeying vs replacing locks if you want to work through that decision before scheduling a visit.
Scheduling Your New Homeowner Lock Service in Houston
CJS Locksmith provides residential rekeying and lock replacement services across Houston with same-day availability in most areas. For new homeowners who want to get the security step handled before or immediately after move-in, reaching out through the contact page or calling directly gets a locksmith scheduled on your timeline — not a week out.
The full range of residential locksmith services covers rekeying, lock replacement, deadbolt installation, and smart lock setup for Houston homeowners at every stage — not just move-in. If you have questions about what your new home’s locks need before scheduling a visit, CJS Locksmith can walk through the assessment over the phone.
CJS Locksmith provides residential locksmith services including rekeying and lock replacement across Houston. Call us for same-day service or visit the contact page to schedule your new homeowner lock service.