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Best Psychologists in Waterloo, ON (2026)

38 psychologists ranked by RP ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Waterloo: Colibri NeuroWellness, RP Score 77/100; 5.0★ from 5 Google reviews; open 7 days a week.

  2. 10

    Most-reviewed: Transformation Counselling, 140 Google reviews at 4.7★, the most of 38 ranked; ranked #10.

Rankings can't be bought. Psychologists can't pay to change their rank or score. How we rank

38 Waterloo psychologists are ranked here by RP Score, from eight published factors. 9 open Saturdays and 6 open Sundays, based on posted hours. The median Google rating is 4.3★ across 38 rated practices.

Most of this list also appears on the Psychologists in Kitchener ranking. See Psychologists in Kitchener

Top 10 psychologists in Waterloo at a glance

Ranked by the RP Score from public listing data, not by treatment outcomes; Sponsored placements are shown separately and never change rank.

Top 10 psychologists in Waterloo at a glance
RankBusinessRP ScoreGoogle ratingBased inHoursBest for
1Colibri NeuroWellness775.0★ (5)WaterlooSat · Sun · EveningsOverall
2Swanson, Moss, Heimpel & Associates, Psychologists764.0★ (4)Waterloo——
3Starling Children's Mental Health Centre714.1★ (46)Waterloo——
4Waterloo Psychology Group714.3★ (21)Waterloo——
5Dr. Kris Pryke, Psychologist704.4★ (17)Kitchener, 1 km away——
6Waterloo CBT Clinic704.3★ (6)Waterloo——
7Alice Rushing MASc., Psychologist and Associates703.9★ (7)Waterloo——
8Edcommodate704.9★ (48)Cambridge, 19 km awaySat · Sun—
9Breakwater Institute695.0★ (5)Cambridge, 14 km away——
10Transformation Counselling674.7★ (140)WaterlooSat · Sun · EveningsMost reviews

The 38 best psychologists in Waterloo, ranked

Ordered by RP Score, a 0–100 score from eight published factors. Paid placement never changes the order.

Ranked by the RP Score from public listing data, not by treatment outcomes; Sponsored placements are shown separately and never change rank.

  1. Ranked #1 in Waterloo

    Based in Waterloo

    77/100RP Score

    Ranked #1 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 5.0★ from 5 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 5.0★ from 5 Google reviews
    Hours
    Mon–Fri 8:30 AM–8 PM · Sat–Sun 8:30 AM–4:30 PM
    Address
    826 King St N unit 17, Waterloo, ON N2J 4G8
  2. Based in Waterloo

    71/100RP Score

    Ranked #4 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.3★ from 21 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.3★ from 21 Google reviews
    Hours
    Mon–Fri 9 AM–4 PM · Sat–Sun closed
    Address
    22 King St S, Waterloo, ON N2J 1N8
  3. Based in Kitchener, 1 km away

    70/100RP Score

    Ranked #5 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.4★ from 17 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.4★ from 17 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    439 Park St Upper, Kitchener, ON N2G 1N4
  4. Based in Waterloo

    70/100RP Score

    Ranked #6 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.3★ from 6 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.3★ from 6 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    570 University Ave E #903, Waterloo, ON N2K 4P2
  5. Based in Cambridge, 19 km away

    70/100RP Score

    Ranked #8 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.9★ from 48 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.9★ from 48 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun 9 AM–3 PM
    Address
    1150 Franklin Blvd, Cambridge, ON N1R 7J2
  6. Based in Cambridge, 14 km away

    69/100RP Score

    Ranked #9 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 5.0★ from 5 Google reviews.

    Based on 6 of 8 factors; recency and availability not yet collected.

    • 5.0★ from 5 Google reviews
    Address
    149 King St W, Cambridge, ON N3H 1B5
  7. Based in Kitchener, 11 km away

    66/100RP Score

    Ranked #11 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.9★ from 16 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.9★ from 16 Google reviews
    Hours
    Mon 1 PM–6 PM · Tue 1 PM–7 PM · Wed closed · Thu–Fri 1 PM–7 PM · Sat–Sun closed
    Address
    39 Old Carriage Dr, Kitchener, ON N2P 2C2
  8. Based in Kitchener, 9 km away

    65/100RP Score

    Ranked #12 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.5★ from 4 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.5★ from 4 Google reviews
    Hours
    Mon–Thu 8:30 AM–4:30 PM · Fri–Sun closed
    Address
    1601 River Rd E, Kitchener, ON N2A 2R7
  9. Based in Guelph, 23 km away

    64/100RP Score

    Ranked #15 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 5.0★ from 3 Google reviews.

    Based on 6 of 8 factors; recency and availability not yet collected.

    • 5.0★ from 3 Google reviews
    Address
    85 Norfolk St, Guelph, ON N1H 4J4
  10. 61/100RP Score

    Ranked #19 because of its Google rating and proximity: 5.0★ from 9 Google reviews, based in Waterloo.

    Based on 7 of 8 factors; recency not yet collected.

    • 5.0★ from 9 Google reviews
    Hours
    Mon–Tue 8 AM–8 PM · Wed 9 AM–8 PM · Thu 8 AM–8 PM · Fri 8 AM–5 PM · Sat 9 AM–3 PM · Sun closed
    Address
    370 University Ave E Unit 105, Waterloo, ON N2K 3N2
  11. Based in Cambridge, 19 km away

    61/100RP Score

    Ranked #20 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.1★ from 12 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.1★ from 12 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    112 Hespeler Rd, Cambridge, ON N1R 3G8
  12. Based in Guelph, 23 km away

    59/100RP Score

    Ranked #23 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 3.8★ from 25 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 3.8★ from 25 Google reviews
    Hours
    Mon–Thu 9 AM–5 PM · Fri 9 AM–1 PM · Sat–Sun closed
    Address
    164 Norfolk St, Guelph, ON N1H 4J9
  13. Based in Guelph, 23 km away

    59/100RP Score

    Ranked #24 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 3.4★ from 7 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 3.4★ from 7 Google reviews
    Hours
    Mon–Fri 8:30 AM–5 PM · Sat–Sun closed
    Address
    222 Speedvale Ave E, Guelph, ON N1E 1M7
  14. Based in Kitchener, 8 km away

    58/100RP Score

    Ranked #25 because of its Google rating and specialty focus: 4.9★ from 15 Google reviews, listed on Google as “Psychotherapist”.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.9★ from 15 Google reviews
    Hours
    Mon–Fri 9 AM–7 PM · Sat 10 AM–2 PM · Sun closed
    Address
    1241 Strasburg Rd Unit #12 2nd Floor, Kitchener, ON N2R 0S1

How we ranked Waterloo psychologists

We scored 38 Waterloo psychologists on eight factors, weighted as shown. A practice is ranked when its specialty is confirmed and it has 3 or more Google reviews or a claimed profile. A practice with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 12, 2026.

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

Read the full method: formula, sources and exclusions

RP Score factors and weights
FactorWeightComputed fromIn Waterloo data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Review volume5%Number of Google reviews, compared with the most-reviewed practice on the listMeasured
Recency5%Share of Google reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, and round-the-clock or same-day availabilityMeasured
Specialty focus25%How clearly the practice does this specialty (its Google category and name)Measured
Proximity15%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The practice has claimed its Ranked Psychologists profile (free or paid earn the same)Measured
Partnered5%The practice links to Ranked Psychologists from its own website with our badge, checked periodicallyMeasured

How to choose a psychologist

  1. Check the license with the state or provincial board that issued it; most boards publish a free online lookup.
  2. Make sure they regularly work with clients who have your concern, and ask what approach they use and why.
  3. If you may need testing as well as therapy (for example for ADHD or memory concerns), ask whether the practice does assessments itself.
  4. Ask about fees, insurance and the cancellation policy before the first session. In the US, if you are uninsured or paying yourself, you can ask for a good faith estimate of expected charges.
  5. Check practical fit: in-person or online sessions, evening times, and how soon they have an opening.
  6. After a few sessions, ask yourself whether you feel heard. Changing to a different provider is common and fine.

Questions to ask a psychologist

  • Are you accepting new clients, and how soon could I start?
  • Which license do you hold, and in which state or province?
  • How often do you work with concerns like mine?
  • Do you offer psychological testing, or therapy only?
  • What do you charge per session, and do you take my insurance or provide a superbill?
  • Do you offer online sessions?
  • What is your cancellation policy?
  • What do you keep confidential, and when would you have to share information?

Terms explained

PhD / PsyD
Doctoral degrees in psychology. A PhD usually has a stronger research focus, a PsyD a stronger clinical focus; both can lead to a psychologist license.
Licensed psychologist
A person licensed by a state or provincial psychology board to practice psychology. The title is protected by law.
Psychological associate
In some states and provinces, a master’s-level practitioner licensed or registered by the psychology board, often with supervision requirements.
LPC / LMHC / LCPC
US licenses for professional or mental health counselors (the name differs by state). They provide counseling and therapy.
LCSW
Licensed clinical social worker: a master’s-level social worker licensed to provide therapy.
LMFT
Licensed marriage and family therapist: licensed to treat individuals, couples and families with a focus on relationships.
RP / RCC
Registered psychotherapist (Ontario) and registered clinical counsellor (British Columbia): Canadian titles for licensed therapy providers.
PSYPACT
An interstate agreement that lets psychologists licensed in a member state provide telepsychology to clients in other member states once they hold the required authorization.
Telehealth
Sessions held by secure video or phone instead of in person. The provider generally needs to be licensed where the client is located.
CBT
Cognitive behavioral therapy: a structured talk therapy that works on the links between thoughts, feelings and behavior.
DBT
Dialectical behavior therapy: a form of CBT that teaches skills for managing intense emotions and relationships.
ERP
Exposure and response prevention: a form of CBT used for OCD.

Psychologists in Waterloo: frequently asked questions

Who is the best psychologist in Waterloo?

By RP Score, the highest-ranked psychologist in Waterloo, ON is Colibri NeuroWellness with an RP Score of 77/100. It has 5.0★ from 5 Google reviews. It is open 7 days a week. Swanson, Moss, Heimpel & Associates, Psychologists (#2) and Starling Children's Mental Health Centre (#3) follow. We ranked 38 psychologists on eight factors, last updated November 12, 2026.

How many psychologists are there in Waterloo?

RankedPsychologists ranks 38 psychologists serving Waterloo, ON. 9 of them are based in Waterloo; the rest serve it from nearby towns. Counts are as of November 2026.

What should I do if I need help right now?

In crisis or thinking about suicide? Call or text 988 (US and Canada), any time. In an emergency, call 911. This site cannot help in an emergency.

Which psychologists in Waterloo work on weekends?

9 of 38 ranked psychologists post Saturday hours and 6 post Sunday hours. The highest-ranked open Saturdays are Colibri NeuroWellness (#1), Edcommodate (#8) and Transformation Counselling (#10). Posted hours are office hours; many practices also offer evening or online sessions by appointment.

What Google rating do Waterloo psychologists have?

The median Google rating among 38 rated psychologists in Waterloo is 4.3★, with a median of 7 reviews. Transformation Counselling has the most, 140 reviews, and ranks #10. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does RankedPsychologists rank psychologists?

Each psychologist gets a 0–100 RP Score from eight published factors, led by reputation (25%), specialty focus (25%), proximity (15%) and availability (10%). A practice with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only practices with a confirmed specialty and 3 or more reviews, or a claimed profile, are ranked.

Do psychologists outside Waterloo count in this ranking?

Yes, if they are within 32 km of the Waterloo city centre, our service radius for psychologists. Each listing shows where the practice is based and how far away it is. Proximity is 15% of the RP Score, so a nearby practice gets a small edge.

Can psychologists pay to rank higher on RankedPsychologists?

No. The RP Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured practices may appear above the list, labelled Sponsored and showing their honest rank.

How are psychologists in Waterloo ranked?

Each practice gets an RP Score from 0 to 100 from 8 published factors, including its Google rating, how clearly it focuses on psychology and how close it is. Sponsored placements are shown separately and never change rank. The score does not measure treatment outcomes.

What is the difference between a psychologist and a therapist?

“Psychologist” is a protected title: only people licensed by a state or provincial psychology board may use it. Most hold a doctorate (PhD or PsyD) and are trained in psychological testing as well as therapy. “Therapist” is a general word: licensed counselors, clinical social workers and marriage and family therapists also provide therapy under their own licenses.

Can I see a psychologist online?

Often, yes. Licensing generally follows where you are during the session, so the provider needs to be licensed or authorized there. In the US, psychologists in PSYPACT member states can offer telepsychology to clients in other member states; counselors and social workers have their own rules. In Canada, ask whether the provider is registered in your province.

What if I need help right now?

Do not wait for a consultation. Call or text 988 (US and Canada) if you are in crisis or thinking about suicide, at any time. In an emergency, call 911.

Update log for Waterloo

  1. November 2026: RP Scores recalculated for 38 psychologists serving Waterloo.