
Mathnasium
“Great experience overall, both my kids attend, age 7 and 8. They make math fun, the staff and management are phenomenal.” — Google review
We graded 4 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 4,893 Google reviews of 78 top-rated tutors nationwide; 4 of them in Newton, NJ. Updated October 25, 2026.
Pick the job — we re-rank companies by how customers rated that exact job.
Experts Score 0–100Experts Score (0–100)Weighted average of 7 percentiles vs other companies in the category: satisfaction 35%, workmanship 20%, reliability 15%, value 10%, momentum 8%, track record 7%, owner replies 5%. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of tutors).
| # | Company | ScoreExperts Score (0–100)Weighted average of 7 percentiles vs other companies in the category: satisfaction 35%, workmanship 20%, reliability 15%, value 10%, momentum 8%, track record 7%, owner replies 5%. Hover a company’s score on its page for the full breakdown. | FactorsFactor grades, in orderSatisfaction (35%): Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume.Reliability (15%): How rarely jobs go badly: share of 1–2★ reviews in the last 24 months (fewer = better).Craft & service (20%): Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — net praise per review.Value (10%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights.Momentum (8%): Last 12 months vs lifetime average — improving or slipping.Track record (7%): Review volume and years with reviews.Accountability (5%): Owner replies to 1–3★ reviews.One letter per factor, by percentile among peers: A = top 20%, B = next 20%, and so on. | ★Google star rating as shown on Google Maps. | Typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews). |
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| 1 | B 73How the Experts Score is calculatedEach factor is a percentile (0–100) against the other companies in this category, then weighted:Satisfaction 50%93+46.5Reliability 21%83+17.8Momentum 11%31+3.5Track record 10%15+1.5Accountability 7%51+3.6Experts Score= 73Not enough data for craft & service, value; its weight is shared by the others.Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA––DFC | 5.00 | — | |
| 2 | C 55How the Experts Score is calculatedEach factor is a percentile (0–100) against the other companies in this category, then weighted:Satisfaction 35%57+20Reliability 15%84+12.6Craft & service 20%48+9.6Value 10%23+2.3Momentum 8%55+4.4Track record 7%78+5.5Accountability 5%12+0.6Experts Score= 55Grade C: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | CACDCBF | 4.94 | — | |
| 3 | D 28How the Experts Score is calculatedEach factor is a percentile (0–100) against the other companies in this category, then weighted:Satisfaction 50%3+1.5Reliability 21%24+5.1Momentum 11%69+7.9Track record 10%74+7.4Accountability 7%79+5.6Experts Score= 28Not enough data for craft & service, value; its weight is shared by the others.Grade D: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | FD––BBB | 4.80 | — | |
| 4 | D 20How the Experts Score is calculatedEach factor is a percentile (0–100) against the other companies in this category, then weighted:Satisfaction 50%4+2Reliability 21%6+1.3Momentum 11%91+10.4Track record 10%58+5.8Accountability 7%1+0.1Experts Score= 20Not enough data for craft & service, value; its weight is shared by the others.Grade D: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | FF––ACF | 4.70 | — |
What customers paid, from the price Google asks reviewers to report.
| Job | Low25th percentile: 1 in 4 customers paid less than this. | TypicalMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range). | High75th percentile: 1 in 4 customers paid more than this. | FairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”. |
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All price verdicts left with reviews.
Share calling it great / reasonable / overpriced.
Satisfaction (35%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume.
Reliability (15%) — How rarely jobs go badly: share of 1–2★ reviews in the last 24 months (fewer = better).
Craft & service (20%) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — net praise per review.
Value (10%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights.
Momentum (8%) — Last 12 months vs lifetime average — improving or slipping.
Track record (7%) — Review volume and years with reviews.
Accountability (5%) — Owner replies to 1–3★ reviews.
The 4 best-rated tutors in Newton, NJ average 4.8★ on Google across 268 reviews. Tutor Doctor of Morris County has the top rating (5.0★), and Mathnasium has the most reviews (102). Updated October 25, 2026.
4 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (268 reviews combined) and currently operating. Request a call back and the company will phone you directly.

“Great experience overall, both my kids attend, age 7 and 8. They make math fun, the staff and management are phenomenal.” — Google review

“Kaylee has accomplished so much with my brother, I haven't complimented Kaylee in pass 5 week sessions, terrible on my part. She has really connected and my brother has improved greatly. From receiving text at work…” — Google review

“Our son thoroughly enjoys attending C2 Education in Denville. In first grade, he required dedicated guidance across all subjects, and thanks to the instructors and center director at C2, he successfully narrowed his…” — Google review

“Huntington worked with my son's schedule and helped my son increase his score. My son is smart but was not preparing on his own. By attending in-person tutoring my son had to put out some effort and ultimately got…” — Google review
We scan Google Maps for tutor listings in and around Newton, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Tutor Doctor of Morris County has the highest Google rating on our Newton list: 5.0 out of 5 from 49 reviews (as of October 25, 2026).
Mathnasium has the most Google reviews among the companies listed here: 102, with a 4.9★ average.
Only open Newton-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.