Riverdale, MD Locksmith Services and Security Systems

The small, welcoming community of Riverdale Park is well-known as a place where college students and middle-class families live alongside one another. It’s a place with a strong neighborhood feel, one where local businesses — and the loyalty of their long-term customers — take precedence over big-box stores.

Ernie’s Lock Company, Inc., a commercial & residential Riverdale locksmith, has been a local institution since 1960. We’re a leading home and auto locksmith in Riverdale, Maryland, with a long history of serving all our community’s residents. Whether you’re a small business owner looking for a high-security system installation, or a U of M student with an accidental car lockout before a class, we can help. Give us a call for all your emergency lockouts, vehicle locks, commercial electronic locks, or residential Riverdale locksmith needs.

Residential Locksmith Services in Riverdale, MD

Whether you live in an apartment or a single-family home, whether you own or rent your property, Ernie’s locksmith provides prompt and professional attention for all your automotive locksmith and residential lock and key needs including high-security locks, home lockouts, and emergency locksmith service for Riverdale, MD. We are conveniently located at 4500 Queensbury Rd., where we offer key cutting, lock repairs and a range of other services — often while you wait. Need broken keys extracted from a car door? Need your keys duplicated or locks rekeyed? Stop by between 8 a.m. and 5 p.m., Monday through Friday, or between 9 a.m. and 3 p.m. on Saturday, to speak with one of our expert home and car locksmiths directly.

We also provide key duplication, rekeying, on-site lock repairs, lock changes, and other mobile locksmith services within Riverdale’s town limits. Save yourself a trip to our storefront and take care of issues as soon as they arise. Give us a call at 301-273-1617 to request locksmith service in Riverdale today.

Commercial Locksmith Services in Riverdale, MD

Residents and visitors alike know that Riverdale is filled with great restaurants, shopping and other attractions. Keeping these and other commercial properties secure and accessible requires reliable and professional commercial locksmith services. Ernie’s specializes in commercial locksmith repairs and installations for Maryland businesses of all sizes — from deadbolt installation in small retail storefronts to master key systems in large office buildings and warehouses.

Aside from key cutting and standard lock and key repairs, we also provide sophisticated keyless access control systems that make managing a large facility easy.

For a Locksmith in Riverdale You Can Trust, Contact Ernie’s Today

Ernie’s is proud to serve our friends and neighbors in Riverdale Park and beyond. We’re a fully licensed residential and commercial locksmith in MD that stands behind everything we do with a comprehensive 90-day workmanship guarantee. We are also the area’s trusted emergency Riverdale locksmith. For a larger repair or lock installation job, we’ll provide transparent pricing and open communication throughout the process, so there are no surprises when you receive your final bill.

Next time you need a residential or commercial locksmith or in need of an emergency locksmith in Riverdale Park, Maryland, go with the local pros at Ernie’s. Contact us by phone or email, or visit us at our Riverdale, MD storefront today!

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For All Your Locksmith Needs!

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Our Services

    Commercial & Residential

  • High Security & Restricted Keyways
  • Key Duplication
  • Key Cutting
  • Custom Master Key Systems
  • Lock Rekeying
  • Lock Installation
  • Lock Repairs
  • Door Hardware Installation
  • Electrical Access
  • Keyless Entry
  • Safes & Vault Sales
  • Safes & Vault Unlocking Services
    Lockouts - *Within 10 Miles

  • Automotive Lockouts
  • Residential Lockouts
  • Commercial Lockouts

Store Hours

  • Monday – Saturday: 8 AM – 7 PM
  • Sunday: CLOSED


Ernie's Lock Company, Inc. believes in full transparency when it comes to pricing! We always provide honest, competitive and up-front pricing to our customers - we don't like sticker shock. Call our licensed locksmiths today for pricing & custom quotes!


Proudly serving Maryland and Washington, D.C
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