Personal Care · Nail Salon

Cosmo Nail Bar

2200 18th St NW, Washington, District of Columbia, 20009

Google Maps Updated: 18 May 2026
Authenticity Score: 80/100
About

Cosmo Nail Bar is generally well-regarded for its clean, modern atmosphere and talented nail technicians. Many customers praise the quality of their gel manicures and the friendly service. While there are some reports of inconsistent quality and occasional upcharging, the overall sentiment is positive, with many loyal customers returning for the consistent results and welcoming vibe.

Our Review Process
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Most Relevant
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20
Highest rating
17
Lowest rating

We analyze 75 public reviews for Cosmo Nail Bar using our data models and filter out spam to highlight only authentic feedback.

Performance Scores
Equipment & Hygiene 85/100
Staff Behavior 82/100
Pro Tip

Book an appointment in advance to ensure you get your preferred technician.

Modern atmosphere
Talented nail art
Pros & Cons

✓ What Works Well

  • Clean and modern atmosphere
  • Talented nail technicians
  • Friendly and welcoming service

✗ Areas to Improve

  • Occasional inconsistent quality
  • Some reports of upcharging
  • Higher price point
Frequently Asked Questions
  • Do they take walk-ins?
  • How much for a gel mani?
  • Can they do complex designs?
User Feedback

Best gel mani I've had in years.

Clean, cute, and organized.

Some services feel rushed.