Martial arts school · Oshkosh, WI · reviewed since 2015
iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%95+55.8Reliability 26%92+24Value 15%83+12.6Craft & service penalty97−0.3Experts Score= 92Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.92SCORE
AGradeiLetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20.
#8 of 36 after school careiPosition by Experts Score among all companies we track in this category. · better than 80%
4.9★★★★★91 Google reviews · 13 photos
98%five-star reviews
5.00★last 12 monthsiAverage stars on reviews from the last 12 months only.
0%1–2★, last 20 reviewsiShare of 1–2★ reviews in the last 24 months — or the 20 newest reviews when the company had fewer than 20 in that time.
Google reviewers rate the school 4.9 out of 5 based on 91 reviews, with the owner responding to 25 percent of comments. Customers frequently describe friendly staff, clean facilities, and effective instruction for both adults and children in karate and Brazilian Jiu Jitsu. Recurring themes include fair pricing, flexible scheduling, and a supportive environment that builds confidence. One lower-rated review criticized the high cancellation fee and the school's failure to maintain accurate records regarding a lost student item.
Google rating: 4.9 out of 5 from 91 reviews (98% five-star).
Reviews on this page: 91 Google reviews (77 with written comments, 3 with photos).
Owner responses: the business replied to 25% of reviews.
Most recent review: August 17, 2026.
Service: After School Care serving Oshkosh, Wisconsin.
Data from Google, last updated October 25, 2026.
Score profile vs other after school care
Score per factor (100 = best)iEach factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: momentum and craft & service; weakest: value.
Impact Martial ArtsAfter School Care median0 = centre, 100 = best
SatisfactioniSatisfaction · 54% of the scoreRecency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Impact Martial Arts: 95/100 on this factor. Category median: 82.A
95
ReliabilityiReliability · 24% of the scoreHow rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Impact Martial Arts: 92/100 on this factor. Category median: 79.A
92
Craft & serviceiCraft & service · penalty only, up to −10 pointsGoogle review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Impact Martial Arts: 97/100 on this factor. Category median: 87.A
97
ValueiValue · 14% of the scoreCustomers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Impact Martial Arts: 83/100 on this factor. Category median: 89.A
83
MomentumiMomentum · penalty only, up to −10 pointsPenalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Impact Martial Arts: 100/100 on this factor. Category median: 100.A
100
Replies to reviewsiReplies to reviews · 7% of the scoreHow often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.Not enough reviews for this factor yet. Category median: 73.–
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Bar = this company · dark tick = category median.
Star ratings
91 Google reviews we collected
4.9of 5
5 stars8998%
4 stars00%
3 stars11%
2 stars11%
1 star00%
Praise vs complaints
Phrases our text analysis found in 77 written reviews
99%praise
Praise7099%
Complaints11%
Topic share
How often each topic comes up in the written reviews
6topics
Staff & attitude3144%
Would recommend1927%
Quality & results1115%
Price & value57%
Speed & response34%
Honesty & trust23%
What customers talk about
We read 77 written reviews and marked every phrase about these topics. The same colors are highlighted in the reviews.
“Great experience, knowledgeable and friendly coaches”
“I highly recommend anybody to train at Impact Martial Arts, you will learn a lot, gain confidence, and it’s a great workout.”
“Chris does a great job running the business and setting a good culture to be a part of.”
“The team provides a strong, positive environment for all ages, fair pricing, and flexible training opportunities.”
“I think immediately you'll find everyone more helpful then you thought.”
“They often give you individual honest feedback and you will not advance unless you have truly earned it.”
People customers mention
Chris12 reviews
Jitsu9 reviews
Maga7 reviews
Baardsen4 reviews
praise complaint · found by our text analysis, Google review wording unchanged.
Recent reviews
JesseLocal Guide · 72 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 4 months ago★★★★★
Impact is a family friendly gym, and it's one that we've come to enjoy for oyr whole family.
While it can be physically demanding at times, it is well worth the time and effort to improve yourself and develope skills that you can carry for a lifetime.
Bruce7 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★
Impact Martial Arts sets the standard for high caliber martial arts training in the Fox Valley! The team provides a strong, positive environment for all ages, fair pricing, and flexible training opportunities.
Kona8 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★
I highly recommend anybody to train at Impact Martial Arts, you will learn a lot, gain confidence, and it’s a great workout. Mr. Chris Baardsen and his Team are very knowledgeable, highly skilled, easy to understand, passionate, helpful, and friendly. It’s an investment in yourself, YOU ARE WORTH IT! #GetAfterIt 🥋🥊🦵🏆
CharlesLocal Guide · 42 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★
A clean facility and Chris, one of the instructors, was very welcoming. Kristin, who was the front desk attendant was very nice and knowledgeable. Will be joining the Brazilian Jiu Jitsu class. Excited to join this community!
Kristopher6 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 2 years ago★★★★★
Impact martial arts has been a great place for my son to learn and grow. Love the fact that they incorporate karate and bjj into the kids weekly program. If you’re looking for a place in the Oshkosh area for your kids make sure to check them out. 👍
Diego1 reviewiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 2 years ago★★★★★
Impact is a highly professional environment that never fails to make people feel welcomed. Many knowledgeable coaches that are willing to go above and beyond to make sure you grasp the information that is being taught. Would 100% recommend to anyone looking to get in shape and learn some very useful new tools!
Reviews from Google, shown as published (original wording, unedited).
Team members customers mention
Filter by topic— each topic is highlighted in the reviews in the same color
Flashback Jiu-jitsuLocal Guide · 181 reviewsiTotal number of Google reviews Flashback has written across all businesses on Google Maps, not just this one.
Great experience, knowledgeable and friendly coaches
Response from the owner · 2 months ago
Thanks so much for the kind words! We're thrilled you had a great experience and that our coaches were knowledgeable and friendly. We appreciate your support and look forward to training with you again soon.
Jesse MerlineLocal Guide · 72 reviewsiTotal number of Google reviews Jesse has written across all businesses on Google Maps, not just this one.
Impact is a family friendly gym, and it's one that we've come to enjoy for oyr whole family.
While it can be physically demanding at times, it is well worth the time and effort to improve yourself and develope skills that you can carry for a lifetime.
Response from the owner · 4 months ago
Thanks so much for the five-star review, Jesse. We’re thrilled Impact has become a place your whole family enjoys. It’s great to hear the training is challenging but rewarding and that you’re gaining skills that will last a lifetime. We look forward to supporting your continued progress.
Bruce Schmiedel7 reviewsiTotal number of Google reviews Bruce has written across all businesses on Google Maps, not just this one.
Impact Martial Arts sets the standard for high caliber martial arts training in the Fox Valley! The team provides a strong, positive environment for all ages, fair pricing, and flexible training opportunities.
Response from the owner · a year ago
Thank you for your wonderful review, Bruce! We are thrilled to hear that you find our training to be of high caliber and appreciate our positive environment. Our team works hard to provide flexibility and fair pricing for everyone. Your support means a lot to us, and we look forward to seeing you in class!
Kona Mullen8 reviewsiTotal number of Google reviews Kona has written across all businesses on Google Maps, not just this one.
I highly recommend anybody to train at Impact Martial Arts, you will learn a lot, gain confidence, and it’s a great workout. Mr. Chris Baardsen and his Team are very knowledgeable, highly skilled, easy to understand, passionate, helpful, and friendly. It’s an investment in yourself, YOU ARE WORTH IT! #GetAfterIt 🥋🥊🦵🏆
Response from the owner · a year ago
Thank you for your enthusiastic review, Andrew! We’re thrilled to hear that you had such a positive experience with Mr. Chris Baardsen and the team. Your recommendation means a lot to us, and we’re glad you feel it’s an investment in yourself. We look forward to seeing you in training again soon!
Charles Rollins IIILocal Guide · 42 reviewsiTotal number of Google reviews Charles has written across all businesses on Google Maps, not just this one.
A clean facility and Chris, one of the instructors, was very welcoming. Kristin, who was the front desk attendant was very nice and knowledgeable. Will be joining the Brazilian Jiu Jitsu class. Excited to join this community!
Response from the owner · a year ago
Thank you for your wonderful review, Willie! We're thrilled to hear you had a positive experience with our staff and facilities. Welcome to the community, and we look forward to seeing you in the Brazilian Jiu Jitsu class!
Kristopher Brown6 reviewsiTotal number of Google reviews Kristopher has written across all businesses on Google Maps, not just this one.
Impact martial arts has been a great place for my son to learn and grow. Love the fact that they incorporate karate and bjj into the kids weekly program. If you’re looking for a place in the Oshkosh area for your kids make sure to check them out. 👍
Response from the owner · 2 years ago
Thanks a lot for your positive feedback, Kristopher! We're delighted to know that your son is enjoying his time with us and benefiting from our program. Encouragement like yours motivates us to keep enhancing our services. See you soon!
Diego Sparkman1 reviewiTotal number of Google reviews Diego has written across all businesses on Google Maps, not just this one.
Impact is a highly professional environment that never fails to make people feel welcomed. Many knowledgeable coaches that are willing to go above and beyond to make sure you grasp the information that is being taught. Would 100% recommend to anyone looking to get in shape and learn some very useful new tools!
Response from the owner · 2 years ago
Thank you for such a heartfelt review, Diego! We're thrilled to know that you found our environment welcoming and our coaches helpful. Your words serve as great affirmation of our efforts. We hope to continue providing a impactful service to you and everyone else who walks through our doors.
Mike GoodLocal Guide · 1 reviewiTotal number of Google reviews Mike has written across all businesses on Google Maps, not just this one.
Great environment with very friendly staff, the kids karate and BJJ classes are great!
Response from the owner · 2 years ago
Thanks for the fantastic review, Mike! We're delighted to hear that you love our supportive environment and our kid's classes. We aim to continue providing the same level of service!
Douglas Stollenwerk5 reviewsiTotal number of Google reviews Douglas has written across all businesses on Google Maps, not just this one.
If your looking for a great Teachers for your kids or yourself, this would be the place to go. Kids love coming to Chris's classes. They learn so much each day as he as well always gains new knowledge. Highly recommended!!!
Response from the owner · 2 years ago
Douglas, your kind words are greatly appreciated. We are glad to hear that you and your children are enjoying Chris's classes and gaining new knowledge. Thank you for recommending us!
Jeanette Good3 reviewsiTotal number of Google reviews Jeanette has written across all businesses on Google Maps, not just this one.
This place is the best, great coaching and a real family feel. 100% recommend.
Response from the owner · 2 years ago
Thank you so much for the high recommendation, Jeanette! We pride ourselves on our sense of community and coaching expertise. We look forward to seeing you again soon!