72/100
Ranked #1 because of its Google rating and recent reviews: 4.9★ from 84 Google reviews, about 84 reviews in the last 12 months.
- 4.9from 84 Google reviews
- Hours
- Mon–Tue 9 AM–7 PM · Wed closed · Thu 9 AM–6 PM · Fri–Sat 8 AM–4 PM · Sun closed
Dentists Open Saturday & Sunday in Chelmsford, MA (2026)
8 clinics ranked by DR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Top DR Score among weekend and evening dentists: William J. Lewis DDS, 4.9★ from 84 Google reviews, open evenings until 7 PM and Saturdays until 4 PM.
- 2
Best for Saturdays: Teamsters Union 25 Health Services & Insurance Plan: Dental, 4.8★ from 8 Google reviews, open 7 days until 12 AM.
- 5
Best for evenings: Chelmsford Dental Associates, 4.8★ from 206 Google reviews, open evenings until 9 PM and Saturdays until 2 PM.
Rankings can't be bought. Booking through us earns you a $60 gift card and doesn’t affect order. How we rank
8 of Chelmsford’s 30 clinics open Saturdays, Sundays or after 6pm, as of October 2026. 8 open on Saturdays, 1 on Sundays and 7 after 6pm. 1 are open 7 days a week.
Top 8 weekend and evening dentists in Chelmsford at a glance
| Rank | Clinic | DR Score | Rating (reviews) | Evenings / weekends | Best for |
|---|---|---|---|---|---|
| 1 | William J. Lewis DDS | 72 | 4.9★ (84) | Evenings · Sat | Top DR Score among weekend and evening dentists |
| 2 | Teamsters Union 25 Health Services & Insurance Plan: Dental | 66 | 4.8★ (8) | Evenings · Sat · Sun | Best for Saturdays |
| 3 | Great Hill Dental Chelmsford | 65 | 4.8★ (425) | Evenings · Sat | — |
| 4 | Gentle Dental Chelmsford | 64 | 4.5★ (584) | Evenings · Sat | — |
| 5 | Chelmsford Dental Associates | 64 | 4.8★ (206) | Evenings · Sat | Best for evenings |
| 6 | Omni Dental Chelmsford | 63 | 4.9★ (358) | Sat | — |
| 7 | Leena A. Desai | 54 | 4.5★ (2) | Evenings · Sat | — |
| 8 | Dr. Randal S. Parradee, DMD | 27 | — | Evenings · Sat | — |
Saturday, Sunday and evening hours in Chelmsford
Posted weekly hours for the highest-ranked clinics open on weekends or after 6pm.
- Call (978) 256-3909
Mon–Tue 9 AM–7 PM · Wed closed · Thu 9 AM–6 PM · Fri–Sat 8 AM–4 PM · Sun closed
Evenings · Saturday
- Call (978) 256-9728
Teamsters Union 25 Health Services & Insurance Plan: Dental#2
Mon–Sun 12 AM–12 AM
Emergency care · Evenings · Saturday · Sunday
- Call (978) 735-4915
Great Hill Dental Chelmsford#3
Mon–Tue 8 AM–5 PM · Wed 8 AM–7 PM · Thu 8 AM–6 PM · Fri 8 AM–4 PM · Sat 8 AM–3 PM · Sun closed
Evenings · Saturday
- Call (978) 254-6263
- Call (978) 942-7599
Chelmsford Dental Associates#5
Mon–Tue 7 AM–9 PM · Wed 7 AM–8 PM · Thu 6 AM–7 PM · Fri 8 AM–5 PM · Sat 7 AM–2 PM · Sun closed
Evenings · Saturday
- Call (978) 256-9838
Mon 7:30 AM–4:30 PM · Tue 9 AM–6 PM · Wed–Thu 7:30 AM–4:30 PM · Fri–Sat 7:30 AM–1:30 PM · Sun closed
Saturday
- Call (978) 256-7581
- Call (978) 256-2561
The 8 weekend and evening dentists in Chelmsford, ranked
Ordered by DR Score, a 0–100 score from 6 published factors. Scores refresh weekly.
#2 Teamsters Union 25 Health Services & Insurance Plan: Dental
4 Meeting House Rd, Chelmsford, MA 01824
66/100Ranked #2 because of its Google rating and access: 4.8★ from 8 Google reviews, open 7 days until 12 AM.
- 4.8from 8 Google reviews
- Emergency care
- Hours
- Mon–Sun 12 AM–12 AM
#3 Great Hill Dental Chelmsford
122 Chelmsford St, Chelmsford, MA 01824
65/100Ranked #3 because of its Google rating and review volume: 4.8★ from 425 Google reviews, 425 Google reviews.
- 4.8from 425 Google reviews
- Hours
- Mon–Tue 8 AM–5 PM · Wed 8 AM–7 PM · Thu 8 AM–6 PM · Fri 8 AM–4 PM · Sat 8 AM–3 PM · Sun closed
#4 Gentle Dental Chelmsford
22 Alpine Ln, Chelmsford, MA 01824
64/100Ranked #4 because of its Google rating and review volume: 4.5★ from 584 Google reviews, the most Google reviews in Chelmsford (584).
- 4.5from 584 Google reviews
- Hours
- Mon–Thu 9 AM–8 PM · Fri–Sat 9 AM–5 PM · Sun closed
#5 Chelmsford Dental Associates
18 North Rd, Chelmsford, MA 01824
64/100Ranked #5 because of its Google rating and review volume: 4.8★ from 206 Google reviews, 206 Google reviews.
- 4.8from 206 Google reviews
- Hours
- Mon–Tue 7 AM–9 PM · Wed 7 AM–8 PM · Thu 6 AM–7 PM · Fri 8 AM–5 PM · Sat 7 AM–2 PM · Sun closed
#6 Omni Dental Chelmsford
9 North Rd #102, Chelmsford, MA 01824
63/100Ranked #6 because of its Google rating and review volume: 4.9★ from 358 Google reviews, 358 Google reviews.
- 4.9from 358 Google reviews
- Hours
- Mon 7:30 AM–4:30 PM · Tue 9 AM–6 PM · Wed–Thu 7:30 AM–4:30 PM · Fri–Sat 7:30 AM–1:30 PM · Sun closed
#7 Leena A. Desai
22 Alpine Ln, Chelmsford, MA 01824
54/100Ranked #7 because of its Google rating and access: 4.5★ from 2 Google reviews, open evenings until 8 PM and Saturdays until 5 PM.
- 4.5from 2 Google reviews
- Hours
- Mon–Thu 9 AM–8 PM · Fri–Sat 9 AM–5 PM · Sun closed
#8 Dr. Randal S. Parradee, DMD
18 North Rd, Chelmsford, MA 01824
27/10030% of factors measuredRanked #8 because of access and services: open evenings until 9 PM and Saturdays until 4 PM, 2 of 17 services offered.
Based on access, services and profile completeness; Google ratings not yet collected.
- Hours
- Mon–Fri 7 AM–9 PM · Sat 7 AM–4 PM · Sun closed
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How we ranked Chelmsford dentists
This list covers the 8 Chelmsford clinics that open Saturdays, Sundays or after 6pm. We scored 8 Chelmsford clinics on 6 factors: reputation 45%, review volume 15%, recency 10%, access 15%, services 10%, profile completeness 5%. 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.
| Factor | Weight | Computed from | In Chelmsford data |
|---|---|---|---|
| Reputation | 45% | Bayesian-adjusted Google star rating | Measured |
| Review volume | 15% | log10(review count) against the city maximum | Measured |
| Recency | 10% | Share of reviews in the last 12 months | Measured |
| Access | 15% | Evenings, Saturday, Sunday, same-day/emergency, accepting new patients | Measured |
| Services | 10% | Services offered out of 17 | Measured |
| Profile completeness | 5% | Named dentists, years open, languages, insurance, photos | Measured |
Dentists Open Saturday & Sunday in Chelmsford, MA: frequently asked questions
Which dentists in Chelmsford are open on Saturday?
8 of the 8 clinics on this page open on Saturdays. The highest-ranked are William J. Lewis DDS, Teamsters Union 25 Health Services & Insurance Plan: Dental and Great Hill Dental Chelmsford, and William J. Lewis DDS opens 8 AM–4 PM.
Which dentists in Chelmsford are open on Sunday?
1 of the 8 clinics on this page open on Sundays. The highest-ranked are Teamsters Union 25 Health Services & Insurance Plan: Dental, and Teamsters Union 25 Health Services & Insurance Plan: Dental opens 12 AM–12 AM.
Which Chelmsford dentists are open late?
7 of the 8 clinics on this page stay open after 6pm on at least one weekday. Teamsters Union 25 Health Services & Insurance Plan: Dental has the latest weekday hours, until 12 AM on Mondays.
How are weekend and evening dentists in Chelmsford 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 8 Chelmsford clinics that open Saturdays, Sundays or after 6pm, in DR Score order. No clinic pays for its position.
Update log for Chelmsford
- : DR Scores recalculated for 30 clinics.