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Dentists Open Saturday & Sunday in St. Catharines, ON (2026)

12 clinics ranked by DR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Top DR Score among weekend and evening dentists: Monarch Dentistry - Smile Dental Centre, 4.7★ from 496 Google reviews, open evenings until 7 PM and Saturdays until 3 PM.

  2. 2

    Best for Saturdays: St. Catharines Family Dental Care, 4.9★ from 116 Google reviews, open evenings until 7 PM and Saturdays until 3 PM.

  3. 5

    Best for Sundays: The Tooth Corner, 4.5★ from 60 Google reviews, open 7 days until 7 PM.

  4. 4

    Best for evenings: Dental Hygiene of Niagara, 5.0★ from 82 Google reviews, open evenings until 8 PM and Saturdays until 3 PM.

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12 of St. Catharines’s 59 clinics open Saturdays, Sundays or after 6pm, as of October 2026. 12 open on Saturdays, 1 on Sundays and 10 after 6pm. 1 are open 7 days a week.

Top 10 weekend and evening dentists in St. Catharines at a glance

Top 10 weekend and evening dentists in St. Catharines at a glance
RankClinicDR ScoreRating (reviews)Evenings / weekendsBest for
1Monarch Dentistry - Smile Dental Centre764.7★ (496)Evenings · SatTop DR Score among weekend and evening dentists
2St. Catharines Family Dental Care754.9★ (116)Evenings · SatBest for Saturdays
3Martindale Dental - St.Catharines Dentist724.7★ (899)Evenings · Sat—
4Dental Hygiene of Niagara725.0★ (82)Evenings · SatBest for evenings
5The Tooth Corner714.5★ (60)Evenings · Sat · SunBest for Sundays
6Dentistry on King704.8★ (80)Evenings · Sat—
7Uptown Dentistry at Lake704.8★ (90)Evenings · Sat—
8Fourth Avenue Dental673.9★ (116)Evenings · Sat—
9Fairview Mall Dental Centre673.8★ (9)Evenings · Sat—
10Downtown Dental Centre654.6★ (107)Evenings · Sat—

Saturday, Sunday and evening hours in St. Catharines

Posted weekly hours for the highest-ranked clinics open on weekends or after 6pm.

The 12 weekend and evening dentists in St. Catharines, ranked

Ordered by DR Score, a 0–100 score from 6 published factors. Scores refresh weekly.

  1. Ranked #1 in St. Catharines

    #1 Monarch Dentistry - Smile Dental Centre

    2 Tremont Dr, St. Catharines, ON L2T 3B2

    76/100

    Ranked #1 because of its Google rating and review volume: 4.7★ from 496 Google reviews, 496 Google reviews.

    • 4.7from 496 Google reviews
    Hours
    Mon 10 AM–6 PM · Tue 9 AM–6 PM · Wed–Thu 10 AM–7 PM · Fri 9 AM–4 PM · Sat 9 AM–3 PM · Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    Book appointment at Monarch Dentistry - Smile Dental CentreFull profile(905) 367-7451
    In their words

    Looking for a general, cosmetic, and emergency dentist near you? Visit the Smile Dental Centre in St. Catharine’s on Tremont drive for our comprehensive dental treatment prioritized for all patients. Smile Dental Centre is dedicated to patients of all ages, including pediatric dentistry, where our dentists specialize in making your children feel right. Our dental clinic near you has many dental treatment options. From cosmetic to restorative and orthodontics, we offer…

    From Monarch Dentistry - Smile Dental Centre's own description. Not part of the ranking.

  2. #2 St. Catharines Family Dental Care

    191 Welland Ave Unit 1, St. Catharines, ON L2R 2P2, Canada

    75/100

    Ranked #2 because of its Google rating and review volume: 4.9★ from 116 Google reviews, 116 Google reviews.

    • 4.9from 116 Google reviews
    Hours
    Mon 8 AM–5 PM · Tue 9 AM–7 PM · Wed 8 AM–5 PM · Thu 9 AM–7 PM · Fri–Sat 8:30 AM–3 PM · Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    Book appointment at St. Catharines Family Dental CareFull profile(905) 688-4644
    In their words

    St. Catharines Family Dental Care services the St. Catharines and Niagara region. At our clinic, experienced general and cosmetic dentists collaborate to provide you with comprehensive dental care. We prides ourselves in offering gentle and compassionate dentistry with the same care and comfort we would want for ourselves.

    From St. Catharines Family Dental Care's own description. Not part of the ranking.

  3. #3 Martindale Dental - St.Catharines Dentist

    100 Martindale Rd #1, St. Catharines, ON L2S 2Y3, Canada

    72/100

    Ranked #3 because of its Google rating and review volume: 4.7★ from 899 Google reviews, the most Google reviews in St. Catharines (899).

    • 4.7from 899 Google reviews
    Hours
    Mon–Tue 8 AM–7 PM · Wed–Fri 8 AM–5 PM · Sat 8 AM–4 PM · Sun closed

    General dentistryEmergency careImplantsCrownsBondingCosmeticFull restoration

    Book appointment at Martindale Dental - St.Catharines DentistFull profile(905) 988-9004
    In their words

    Our Martindale Dental location is proud to serve as your St. Catharines Dentist. Our clinic location is 100 Martindale Road #1 L2S 2Y3. There is ample parking and public transit available. Our dental staff is professional, courteous, friendly and always ready to go the extra mile to ensure all our patients expectations are met. Our dental office uses only modern equipment and techniques to help deliver oral health care to all our patients. We offer full service dentistry in…

    From Martindale Dental - St.Catharines Dentist's own description. Not part of the ranking.

  4. #4 Dental Hygiene of Niagara

    2-365 Vine St, St. Catharines, ON L2M 4T9, Canada

    72/100

    Ranked #4 because of its Google rating and services: 5.0★ from 82 Google reviews, 17 of 17 services offered.

    • 5.0from 82 Google reviews
    Hours
    Mon 9 AM–5 PM · Tue 10 AM–5 PM · Wed–Thu 9 AM–8 PM · Fri 9 AM–3 PM · Sat 8 AM–3 PM · Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    Book appointment at Dental Hygiene of NiagaraFull profile(289) 362-4222
    In their words

    Dental Hygienist’s strive to help their clients attain and maintain their oral health. Check out our website for more information! *2017 Women in Business winner of Emerging Business of the Year! * Nominated for Niagara Entrepenur of the Year in the category of ‘Innovative Business’ 2017 * 2019 recipient of Niagara’s 40 under 40 business achievement award * 2019 Gold winner for St. Catharines Readers Choice under Best Dental Hygienist in the Professional category

    From Dental Hygiene of Niagara's own description. Not part of the ranking.

  9. #9 Fairview Mall Dental Centre

    285 Geneva St, St. Catharines, ON L2N 2G1, Canada

    67/100

    Ranked #9 because of its Google rating and services: 3.8★ from 9 Google reviews, 17 of 17 services offered.

    • 3.8from 9 Google reviews
    Hours
    Mon 9 AM–5 PM · Tue 11 AM–7 PM · Wed–Thu 9 AM–5 PM · Fri closed · Sat 9 AM–1 PM · Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    Book appointment at Fairview Mall Dental CentreFull profile(905) 937-5055

  10. #10 Downtown Dental Centre

    421 St Paul St, St. Catharines, ON L2R 3N4, Canada

    65/100

    Ranked #10 because of its Google rating and review volume: 4.6★ from 107 Google reviews, 107 Google reviews.

    • 4.6from 107 Google reviews
    Hours
    Mon 10 AM–8 PM · Tue–Thu 9 AM–6 PM · Fri–Sat 9:30 AM–2 PM · Sun closed

    General dentistryEmergency careImplantsCrownsBondingCosmeticFull restoration

    Book appointment at Downtown Dental CentreFull profile(905) 688-1500
    In their words

    Trust Downtown Dental Centre in St. Catharines, Ontario, with all your dental health needs. We've been providing general, cosmetic, and sedation dentistry for over 40 years. We provide compassionate service in a charming office environment. Call today!

    From Downtown Dental Centre's own description. Not part of the ranking.

  11. #11 Monarch Dentistry - Smile Dental Centre

    285 Bunting Rd, St. Catharines, ON L2M 7T9, Canada

    65/100

    Ranked #11 because of its Google rating and review volume: 4.5★ from 651 Google reviews, 651 Google reviews.

    • 4.5from 651 Google reviews
    Hours
    Mon–Thu 10 AM–6 PM · Fri 10 AM–5 PM · Sat 10 AM–3 PM · Sun closed

    General dentistryEmergency careImplantsCrownsBondingCosmeticFull restoration

    Book appointment at Monarch Dentistry - Smile Dental CentreFull profile(289) 362-1002
    In their words

    Like in all our dental offices in Southern Ontario, Smile Dental Centre in St. Catharines provides quality dental services to all patients. The staff is skilled and customer friendly to ensure you always come back for our top services near you. Visit the orthodontic dentist in St. Catherines for root canal treatments, dental implants, and more complex tooth extractions. Our highly trained staff are here for you and your whole family.

    From Monarch Dentistry - Smile Dental Centre's own description. Not part of the ranking.

  12. #12 Girardi Dental

    278 Linwell Rd, St. Catharines, ON L2N 1S7, Canada

    64/100

    Ranked #12 because of its Google rating and review volume: 5.0★ from 101 Google reviews, 101 Google reviews.

    • 5.0from 101 Google reviews
    Hours
    Mon closed · Tue–Thu 8 AM–5 PM · Fri 8 AM–3 PM · Sat 9 AM–3 PM · Sun closed

    General dentistryEmergency careImplantsCrownsBondingCosmeticFull restoration

    Book appointment at Girardi DentalFull profile(905) 367-8389
    In their words

    Are you looking for a dentist in St. Catharines, ON Welcome to Girardi Dental, home to Dr. JP Girardi and Dr. Ronald Yarascavitch. Girardi Dental is a full-service dental office located in St. Catharines. We offer a full suite of preventative and restorative oral care, including dental cleanings and check-ups, dental fillings, dental crowns, dental bridges, emergency dental service, root canal therapy, tooth extraction, gum surgery, and diagnostic care. Both Dr. Girardi and…

    From Girardi Dental's own description. Not part of the ranking.

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How we ranked St. Catharines dentists

This list covers the 12 St. Catharines clinics that open Saturdays, Sundays or after 6pm. We scored 12 St. Catharines clinics on 6 factors: reputation 45%, review volume 15%, recency 10%, access 15%, services 10%, profile completeness 5%. 27 were excluded (1 closed and 26 duplicate listings). Data from Google listings and clinic websites, refreshed October 21, 2026.

Paid placement never changes a rank or score. Featured clinics are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

DR Score factors and weights
FactorWeightComputed fromIn St. Catharines data
Reputation45%Bayesian-adjusted Google star ratingMeasured
Review volume15%log10(review count) against the city maximumMeasured
Recency10%Share of reviews in the last 12 monthsMeasured
Access15%Evenings, Saturday, Sunday, same-day/emergency, accepting new patientsMeasured
Services10%Services offered out of 17Measured
Profile completeness5%Named dentists, years open, languages, insurance, photosMeasured

Dentists Open Saturday & Sunday in St. Catharines, ON: frequently asked questions

Which dentists in St. Catharines are open on Saturday?

12 of the 12 clinics on this page open on Saturdays. The highest-ranked are Monarch Dentistry - Smile Dental Centre, St. Catharines Family Dental Care and Martindale Dental - St.Catharines Dentist, and Monarch Dentistry - Smile Dental Centre opens 9 AM–3 PM.

Which dentists in St. Catharines are open on Sunday?

1 of the 12 clinics on this page open on Sundays. The highest-ranked are The Tooth Corner, and The Tooth Corner opens 10 AM–7 PM. These counts come from clinic hours and profile data as of October 2026, re-checked every week.

Which St. Catharines dentists are open late?

10 of the 12 clinics on this page stay open after 6pm on at least one weekday. Dental Hygiene of Niagara has the latest weekday hours, until 8 PM on Wednesdays.

How are weekend and evening dentists in St. Catharines ranked?

Each clinic has one DR Score from 0 to 100, built from 6 published factors: reputation, review volume, recency, access, services and profile completeness. This page lists the 12 St. Catharines clinics that open Saturdays, Sundays or after 6pm, in DR Score order. No clinic pays for its position.

Update log for St. Catharines

  1. : DR Scores recalculated for 59 clinics.
  2. : 26 duplicate listings merged.
  3. : 1 closed clinic removed.

Related pages

Open Saturday & Sunday in nearby cities