Non-destructive entry first, always - and we re-key Schlage, Kwikset, and Baldwin locks on the spot while you watch
You get a price before we start. It does not change when we arrive. No surprises.
Fast, Reliable Access Control Systems Across Evanston
Access control installation and service in Evanston typically runs $1,200-$4,500 for a full multi-unit system, with single-door keypad retrofits starting around $680 and master key system design for courtyard buildings averaging $2,800-$3,900. Our Access Control Systems team dispatches to Evanston from our Chicago office, and most surveyed jobs are scheduled within 48 hours with a written scope delivered before any hardware is ordered.
We know Evanston’s buildings. The pre-1940 Victorians along Ridge Avenue, the brick courtyard apartments clustered near the Northwestern campus, the Craftsman bungalows south of Main Street - each presents a different access control challenge because the original hardware was never designed for modern keypads or smart locks. Our technicians carry obsolete mortise lock parts, ANSI Grade 1 deadbolts sized for warped vintage frames, and the documentation tools to record every modification for landlords and historic district compliance. Call (331) 202-1318 for a written estimate.
Why Novak Lock & Security Chicago Is Evanston’s Preferred Access Control Systems Company
We’ve worked Evanston long enough to know which three-flat on Chicago Avenue has the 1920s Yale mortise locks that can still be rekeyed, and which ones have cylinders so worn the only honest recommendation is replacement. That specificity shows up in our documented records - 60,000+ locks, keys, and systems installed or serviced since 2002, every one with a written price before we started and a photo record when we left.
Our Evanston customers find us because they read the three-star reviews. They want to know what happens when something goes wrong, and our 365-Day Done Right Promise answers that directly: if it’s not done right, we make it right, Haven Standard Clause 7. No voicemail queue, no callback window. Calls are answered by a live person, 24/7, and the dispatcher quotes a firm price that the technician is contractually prohibited from changing at the door - Clause 1, in place since 2002.
Response to Evanston is coordinated from our Chicago office, with crews serving the city locally. We schedule surveyed jobs within two business days for standard access control work, and emergency lockout response for existing commercial accounts is typically under 90 minutes during business hours.
Our Access Control Systems Services in Evanston

Master Key System Design for Multi-Unit Courtyard Buildings
Evanston’s rental corridor along Chicago Avenue and the blocks radiating from Northwestern operates on a predictable rhythm: every August and September, hundreds of units turn over and landlords need every cylinder rekeyed to a new master key hierarchy. A typical master key system for a 12-unit courtyard building in Evanston runs $2,800-$3,900, including all cylinders, key blanks, and the master key chart delivered in writing.
We design these systems around the hardware that’s actually installed. Many Evanston courtyard buildings still run original mortise lock bodies with bit-key or early pin-tumbler cylinders - formats that don’t interface with modern interchangeable core systems without adapter hardware. We stock those adapters. We also document the key hierarchy with a photo record of every cylinder position, so when next September’s turnover hits, the landlord knows exactly what was done and what order to place.

Smart Lock and Keypad Entry Retrofits on Historic Doors
A keypad entry retrofit on a standard modern door in Skokie might take 45 minutes. In Evanston, on a 1920s door with a mortise pocket sized for obsolete hardware, the same job requires a full assessment of what the door can actually accept. The Lakeshore Historic District and several other locally designated districts impose constraints on door and frame modifications, making simple deadbolt upgrades far more complicated than in newer suburbs.
Our approach: assess first, modify only when necessary, and never irreversibly. For doors where the mortise body must stay, we often install surface-mounted Grade 1 deadbolts alongside the historic hardware, preserving the original lock for historic compliance while adding modern access control. Single-door keypad retrofits on historic Evanston frames typically run $680-$1,400, depending on whether frame correction or strike plate relocation is needed. We quote that range on the phone after a brief photo review, and the price on the invoice matches.

Rekey vs. Replace Assessment for Original Mortise Lock Bodies
This is where Evanston’s market diverges from every nearby suburb. The mortise locks in a 1910 Victorian on Judson Avenue or a 1920s courtyard building near Dempster Street may have cylinders that are obsolete but serviceable, or they may be worn past the point of reliable pinning. We don’t guess. Our technician disassembles the lock, measures cylinder wear, checks for cracked castings in the mortise body, and reports what was found.
Rekeying a serviceable Evanston mortise cylinder typically runs $45-$85 per lock. Replacement with a modern cylindrical deadbolt, when the door and frame allow it, runs $180-$340 per door. When the mortise body must stay but the cylinder is shot, we source replacement cylinders in obsolete formats - Medeco, Yale, and Baldwin where available - at $220-$380 per lock. The assessment itself is free, and we show the customer the worn parts before recommending any spend.

Emergency Access Control Service and Lockout Response
East-facing exterior locks on homes and apartment buildings along Evanston’s lakefront corridor are especially prone to full freeze-up during January-February polar vortex events. Lake Michigan’s proximity drives severe freeze-thaw cycling and sustained wind chill from the northeast, causing wooden door frames to swell, shift, and bind locks out of alignment. A keypad that worked in October may not seat properly by February.
Our emergency response for existing commercial access control accounts in Evanston prioritizes these weather-related failures. We don’t just force the lock; we document frame shift, bolt-to-strike misalignment, and hardware condition, then report what was found so the customer can decide whether a seasonal adjustment or full hardware upgrade makes sense. Emergency service calls for existing accounts are billed at our standard rate, with the full price quoted on the phone before dispatch.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Evanston
We carry stock for the brands Evanston buildings actually have installed. Medeco high-security cylinders for landlords who need pick-resistant master key systems on Chicago Avenue rental corridors. Yale mortise lock parts for the pre-1940 courtyard buildings where that hardware is still working. Baldwin deadbolts for historic home owners on Ridge Avenue who need Grade 1 security without visible modern hardware. We don’t list brands to impress; we stock them because Evanston’s buildings require them, and waiting two weeks for a special-order cylinder during September move-in week isn’t acceptable. Factory-authorized work on all three brands, priced in writing before any parts are ordered.
Common Access Control Systems Problems We See in Evanston Homes

- Freeze-throw misalignment in lakefront mortise locks. Lake Michigan’s northeast wind chill swells original wooden door frames every late fall and spring, throwing mortise lock bodies out of alignment so the bolt no longer seats in the strike. A modern cylindrical deadbolt can’t fix this without addressing the frame itself, and many east-facing doors in the Lakeshore Historic District need seasonal shim adjustment as standard maintenance.
- Smart lock retrofit failures on historic apartment doors. The existing mortise pocket on a 1920s courtyard building door won’t accept a cylindrical or keypad deadbolt without irreversible modification. In locally designated historic districts like Lakeshore, that modification may require review. We assess this before quoting, and our written scope specifies exactly what the door will and won’t accept.
- Incomplete September rekeys leaving old keys active. The annual Northwestern rental churn overloads scheduling across Evanston’s locksmith market, and landlords sometimes accept partial rekeys that leave old tenant keys still working on shared entry doors. We document every cylinder position in our master key charts and test every key against every lock before leaving the job.
- Obsolete cylinder formats with no modern replacement path. Some 1910s-1930s mortise locks use bit-key or proprietary cylinder formats that haven’t been manufactured in decades. We maintain salvage inventory for these cases and can often fabricate functional replacements, but we also tell customers honestly when a door has reached the end of its serviceable hardware life.
Pricing for Access Control Systems in Evanston, IL
Honest ranges for the work we actually do here:
| Service | Typical Range in Evanston |
| Single-door keypad retrofit (historic frame) | $680-$1,400 |
| Master key system, 6-12 unit courtyard building | $2,800-$3,900 |
| Mortise cylinder rekey (serviceable hardware) | $45-$85 per lock |
| Mortise cylinder replacement (obsolete format) | $220-$380 per lock |
| Grade 1 deadbolt addition (surface mount) | $180-$340 per door |
| Full access control system, 4-door commercial | $4,200-$6,800 |
What moves the price: frame condition and whether correction is needed, historic district compliance requirements, cylinder format availability, and whether the job is scheduled during the August-September peak or off-season. The full price is quoted on the phone before anyone is dispatched, and it is the price on the invoice. Haven Standard Clause 1. Free second opinion on any competitor’s written estimate.
We Also Serve Cities Near Evanston

Our crews work the full North Shore and northwest corridor. We regularly schedule Access Control Systems in Evanston alongside jobs in Skokie, Glenview, Northbrook, and Des Plaines, which helps us keep parts inventory current across the full range of housing stock from 1890s Victorians to 1980s office parks. Same written-price rule applies in every city.
Serving Evanston, IL - Our Local Coverage Area
We’re based in the Evanston area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Access Control Systems in Evanston

Usually, yes, but not by dropping a standard smart lock into the existing pocket. Most 1920s Evanston mortise pockets won’t accept modern cylindrical or keypad deadbolts without irreversible door modification, which historic districts like Lakeshore may restrict. Our typical approach is to preserve the mortise lock for historic compliance and add a surface-mounted Grade 1 deadbolt with keypad function alongside it. The original hardware stays intact, the door stays unmodified, and you get modern access control. Call (331) 202-1318 for a photo review and written estimate.
In Evanston, it’s almost always a door and frame problem, not the lock itself. Lake Michigan’s sustained northeast wind chill drives freeze-thaw cycling that swells original wooden frames every winter, throwing mortise lock bodies out of alignment so the bolt won’t seat. East-facing doors along the lakefront corridor are especially prone. We document the frame shift, adjust or shim the strike position, and report whether seasonal maintenance or frame correction is the longer-term fix. The assessment is free; correction work is quoted in writing before we start.
Rekeying changes the internal pin configuration so old keys no longer work, but keeps the existing cylinder and lock body. Replacing removes the hardware entirely and installs new. For Evanston’s pre-1940 mortise locks, rekeying is often possible at $45-$85 per cylinder when the hardware is serviceable. Replacement runs $220-$380 per lock when the cylinder is worn or the format is obsolete, and may require frame modification that historic districts restrict. We disassemble and assess before recommending either, and we show you the worn parts. Call (331) 202-1318 for a free rekey vs. replace evaluation.
Yes, in locally designated districts including the Lakeshore Historic District, modifications to original doors and visible hardware may require review before alteration. Simple deadbolt upgrades that require boring new holes or removing mortise bodies can trigger compliance issues. We know these constraints and design retrofits that preserve original hardware - typically by adding surface-mounted modern locks alongside historic mortise bodies rather than replacing them. Our written scope specifies every modification and its compliance status before work begins.
Yes, and we recommend scheduling the survey by early August to avoid the peak crunch. A typical 12-unit courtyard building master key system takes 3-5 business days from survey to completion, and every Northwestern-area landlord wants the same two weeks in late August. We design the hierarchy, order cylinders in obsolete formats if needed, and deliver the completed key chart with photo documentation of every lock position. The full price for a 6-12 unit system is quoted in writing at survey, typically $2,800-$3,900. Call (331) 202-1318 to reserve a survey slot.
We were called to a three-flat courtyard building near the Chicago Avenue corridor a week before Northwestern move-in, where the landlord wanted keypad entry on every unit door but the original mortise lock bodies had 1920s-era cylinders that no modern smart lock would seat into. Our tech rekeyed the existing mortise locks to establish a master key system for the building, then fitted surface-mounted ANSI Grade 1 deadbolts alongside the historic hardware on the two east-facing doors that had been binding all winter from freeze-thaw swelling. The result: the landlord kept the original doors intact, got the key control he needed, and no tenant was locked out during move-in week.
Evanston’s pre-1940 housing stock - Victorians, Craftsman bungalows and brick courtyard apartments - still runs on original mortise lock bodies with obsolete cylinder formats, so “upgrading” to a modern keypad entry system often means retrofitting around a door pocket and strike plate sized for hardware nobody stocks anymore, not just swapping a deadbolt. Combined with the August-September Northwestern rental churn along Chicago Avenue, our access-control work here is equal parts historic-hardware archaeology and high-volume master key system turnover. We explain which original mortise locks can be rekeyed versus genuinely replaced, and how historic-district constraints on the Lakeshore corridor change what an access control upgrade actually looks like here - distinctions a generic locksmith page won’t make.
Ready for a written estimate? Call (331) 202-1318. We’ll review your hardware by photo, quote a firm price, and schedule a survey. The price on the phone is the price on the invoice. Haven Standard Clause 1.
Written by Daniel Novak, Owner at Novak Lock & Security, serving Evanston since 2002.






