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Diagonal Dental of Boulder

Dentist
5.0 (124 reviews) Updated Apr 15, 2026
3400 Penrose Pl STE 105, Boulder, CO 80301

About Diagonal Dental of Boulder

Dental care in Boulder often blends routine check-ups with preventive strategies. Diagonal Dental of Boulder fits neatly into that local pattern, offering services that extend beyond basic cleanings. Patients here can expect exams, digital X-rays, fillings, and periodontal treatments, along with cosmetic options like whitening and veneers. The practice also handles restorative work, including crowns and bridges, making it a practical choice for both maintenance and repairs.

From its spot at 3400 Penrose Pl STE 105, the office sits in a part of town where medical and professional services cluster. The area, just off Baseline Road, sees steady traffic from residents who prefer keeping their appointments close to home. Boulder’s mix of outdoor activity and urban convenience means dental visits often slot into busy schedules, so having a reliable option nearby matters.

General dentistry here covers everything from fluoride treatments to oral cancer screenings, while emergency care addresses sudden issues like broken teeth or severe pain. Those needing orthodontic referrals or pediatric care can also find guidance. The office doesn’t advertise specialty services, but its breadth of basic and intermediate treatments keeps it relevant for most households.

To schedule an appointment, call (303) 449-3131. Directions to the office are available on the map.

This listing was last updated on April 15, 2026

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Business Hours

Business Details

Accessibility
Wheelchair accessible entrance
Wheelchair accessible parking lot
Wheelchair accessible restroom
Wheelchair accessible seating
Service options
Onsite services
Language assistance
Offerings
Cosmetic dentistry
Emergency services
Amenities
Gender-neutral restroom
Restroom
Crowd
LGBTQ+ friendly
Transgender safespace
Planning
Appointment required
Appointments recommended
Payments
Credit cards
Debit cards
NFC mobile payments
Payment plans
Parking
Free parking lot
On-site parking