24/7 Available · St. Charles
24-Hour Locksmiths in St. Charles, MO — Always Available
Emergencies don't keep business hours. These locksmiths in St. Charles are available 24 hours a day, 7 days a week — including holidays.
As of July 2026, RatingsNearMe ranks 8 locksmiths in St. Charles, MO by the RNM Score — a 0–100 rating built from Google ratings, review volume, sentiment, and profile completeness. The top-ranked is Arch City Locksmith with a 5.0-star rating from 716 Google reviews and an RNM Score of 88/100. Also in the top tier: Jerry’s Lock & Key LLC and Rocket Locksmith St Charles. The average rating across all listed locksmiths in St. Charles is 4.7 stars from 150 reviews per business on average.
Locksmith services in St. Charles: lockout service $75–$200; rekeying $100–$250; lock installation $150–$400.
Rankings updated July 4, 2026 · RNM Score = ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · Not paid placement.
Best Overall
KeyMe Locksmiths
KeyMe Locksmiths stands out as the top-ranked choice due to its widespread availability, 24/7 service, and strong reputation for fast, reliable locksmith solutions in St. Charles.
Most Reviewed
KeyMe Locksmiths
A high review count indicates a large customer base and consistent service quality, helping consumers trust that the business is experienced and dependable.
When choosing a locksmith in St. Charles, always verify licensing and insurance, and request an upfront price estimate to avoid hidden fees. For emergency needs, prioritize 24/7 services like KeyMe or Rocket Locksmith for faster response times.
Local Market Snapshot
8
Businesses listed
4.7★
Avg rating
150
Avg reviews
Jul 4, 2026
Last updated
Top Rated Locksmiths
St. Charles' highest-rated locksmith with a perfect 5.0★ from over 700 reviews.
2525 W Clay St, St Charles, MO 63301, USATrusted by hundreds of customers, this St. Charles locksmith holds a stellar 4.8-star rating.
116 Hunters Ridge, St Charles, MO 63301, USATrusted by hundreds of St. Charles customers, earning a strong 4.5-star average rating.
6 Westbury Dr Suite 6B, St Charles, MO 63301, USALocksmiths Rankings in St. Charles, MO
| # | Business | Rating | Reviews |
|---|---|---|---|
| #1 | Arch City Locksmith2525 W Clay St, St Charles, MO 63301, USA | 5.0★ | 716 |
| #2 | Jerry’s Lock & Key LLC116 Hunters Ridge, St Charles, MO 63301, USA | 4.8★ | 177 |
| #3 | Rocket Locksmith St Charles6 Westbury Dr Suite 6B, St Charles, MO 63301, USA | 4.5★ | 130 |
| #4 | KeyMe Locksmiths2897 Veterans Memorial Pkwy, St Charles, MO 63303, USA | 4.2★ | 39 |
| #5 | Pro-Tech Locksmith1360 S 5th St #280, St Charles, MO 63301, USA | 4.8★ | 37 |
| #6 | Minute Key2897 Veterans Memorial Pkwy, St Charles, MO 63303, USA | 4.6★ | 11 |
| #7 | Saint Charles Lock and Key820 S Main St, St Charles, MO 63301, USA | 5.0★ | 9 |
| #8 | Airport Lock & Key12207 Natural Bridge Rd Suite B, Bridgeton, MO 63044, USA | 4.8★ | 77 |
Ranked by verified ratings & review volume · Data from Google Business listings · Updated July 2026
All Locksmiths in St. Charles
Trusted St. Charles locksmith with a solid 4.2-star rating from nearly 40 reviews.
2897 Veterans Memorial Pkwy, St Charles, MO 63303, USA
Rated 4.8 stars from 37 reviews, known for reliable local service.
1360 S 5th St #280, St Charles, MO 63301, USA
4.6 stars from 11 Google reviews for a trusted local locksmith.
2897 Veterans Memorial Pkwy, St Charles, MO 63303, USA
Rated 5.0 stars from 9 reviews, this St. Charles locksmith has exceptional customer feedback.
820 S Main St, St Charles, MO 63301, USA
St. Charles locksmith with a 4.8-star rating from 77 Google reviews.
12207 Natural Bridge Rd Suite B, Bridgeton, MO 63044, USA
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Locksmiths in St. Charles, MO — Compared
| # | Business | RNM Score | Rating | Reviews |
|---|---|---|---|---|
| 1 | Arch City Locksmith | 88/100 | 5.0 ★ | 716 |
| 2 | Jerry’s Lock & Key LLC | 83/100 | 4.8 ★ | 177 |
| 3 | Rocket Locksmith St Charles | 76/100 | 4.5 ★ | 130 |
| 4 | KeyMe Locksmiths | 65/100 | 4.2 ★ | 39 |
| 5 | Pro-Tech Locksmith | 75/100 | 4.8 ★ | 37 |
| 6 | Minute Key | 65/100 | 4.6 ★ | 11 |
| 7 | Saint Charles Lock and Key | 71/100 | 5.0 ★ | 9 |
| 8 | Airport Lock & Key | 79/100 | 4.8 ★ | 77 |
Ranked by RatingsNearMe Score · ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · July 2026
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Frequently Asked Questions — Locksmiths in St. Charles
How do I find the best locksmiths in St. Charles?
Look for businesses with 4.5+ stars, 50+ verified reviews, proper licensing and insurance, and transparent pricing. The top-ranked locksmiths in St. Charles on this page are scored by our algorithm that weighs ratings, review count, and profile completeness.
Are locksmiths in St. Charles licensed and insured?
Licensing requirements vary by trade and state. For most home service contractors, MO requires both a state license and liability insurance. Always ask any contractor for proof of current insurance and a copy of their license number before work begins — you can verify most licenses on your state licensing board's website.
How much do locksmiths charge in St. Charles, MO?
Prices vary by scope, materials, and contractor experience. Use the free quote form on this page to request estimates from multiple local pros simultaneously. Getting 3+ quotes is the single most effective way to avoid overpaying.
What should I look for when hiring a locksmiths in St. Charles?
Verify licensing and insurance, read recent reviews on multiple platforms, ask for a written estimate before work starts, confirm they pull permits when required, and check references from recent local projects. Featured businesses on this page are ranked by verified ratings and review quality.
How are the locksmiths on this page ranked?
Rankings use a transparent algorithm: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Featured Partner listings have paid for enhanced visibility but must still earn their position through real customer reviews — sponsored listings are clearly labeled.
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How Rankings Work on This Page
Every locksmiths on RatingsNearMe is scored transparently: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Businesses labeled exclusive or premium are Featured Partners — they have paid for enhanced visibility but must still rank through real customer reviews. We cap sponsored boosts so bad businesses can never buy the top spot.
Editorial notice: Ratings are based on publicly available data from Google Business listings. Consumers should independently verify licensing, insurance, and credentials before hiring any service provider. Last updated: July 4, 2026.
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