Analyzing 5,760,1035.8M ReviewsFor 15,83615.8K Experts

Experts Reviews · Company report
Mary's Cleaning Service CT logoHow 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%99+58.1Reliability 26%97+25.3Value 15%95+14.5Experts Score= 98Not 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.98SCORE

Mary's Cleaning Service CT

Groton, CT · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #16Position by Experts Score among all companies we track in this category. of 124 house cleaning services · 5.0★ from 44 Google reviews

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Report card

Percentile vs other house cleaning services (100 = best)Each 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 satisfaction; weakest: value.

SatisfactionSatisfaction · 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.Mary's Cleaning Service CT is better than 99% of house cleaning services.A
99
ReliabilityReliability · 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.Mary's Cleaning Service CT is better than 97% of house cleaning services.A
97
Craft & serviceCraft & service · 0% of the scoreGoogle 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.Mary's Cleaning Service CT is better than —% of house cleaning services.–
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ValueValue · 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.Mary's Cleaning Service CT is better than 95% of house cleaning services.A
95
MomentumMomentum · 0% of the scorePenalises 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.Mary's Cleaning Service CT is better than 100% of house cleaning services.A
100
Replies to reviewsReplies 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.Mary's Cleaning Service CT is better than —% of house cleaning services.–
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Reviews for your job

Customers hired Mary's Cleaning Service CT for 5 kinds of job.

Mary's Cleaning Service CT for deep clean

Clear ✕
Jobs reviewedHow many Google reviews are tagged with this job.10
★ on this jobAverage stars on the reviews where the customer tagged this exact job (Google’s “Services” field).5.00
Usually paidThe price range customers picked most often for this job.$400–450
Category typicalWhat the middle half of customers paid for this job across all companies in the category.$277–$471
Rank for this jobPosition of this company in the Job match ranking for this job among the companies we track.Its Job match: 82/100.How Job match is calculatedBuilt only from reviews Google tagged “Deep clean”:Stars on this job 55%Number of such jobs 25%Overall Experts Score 20%Stars are pulled toward the category average when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.#32 / 85
Said fairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”.100%

All 10 Google reviews tagged “Deep clean”

ErinLocal Guide · 22 reviewsTotal 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 month ago★★★★★

Good communication, thorough cleaning and fair price

Reasonable priceDeep clean
Clifton11 reviewsTotal 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 months ago★★★★★

I want to give more than 5 stars. I needed my apartment cleaned after I moved out, 2 bed/ 2 bath 1250 sq ft. They showed up when they said they would, cleaned the whole place, appliances included, so well I thought appliances were brand new! I can't recommend them enough. Great communication, great rates, friendly…

Paid $400–450Great priceDeep clean
Katherine1 reviewTotal 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. · 3 months ago★★★★★

This is the first time using a cleaning service and they went above and beyond!! I was so impressed with their work and their attention to detail. I had called multiple cleaning services for quotes and they were the obvious choice! They were friendly and took the time to explain things which put us at ease. If you…

Paid $500+Great priceMoving-related cleaningDeep clean
EmilyLocal Guide · 24 reviewsTotal 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. · 6 months ago★★★★★

Great communication, excellent service, very efficient! Very kind owners. Highly recommend!!

Reasonable priceStandard cleaningDeep clean
DJLocal Guide · 20 reviewsTotal 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. · 6 months ago★★★★★

Best cleaning service I’ve used. Fast, thorough, and friendly. Our office has never looked better. Highly recommend!

Reasonable priceInterior & exterior window cleaningOffice & workplace cleaningStandard cleaning
Elizabeth2 reviewsTotal 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. · 6 months ago★★★★★

Did a great job on my kitchen cabinets – got the years of gunk off. My stove sparkles, the windows shine. I had a lot of black scuff marks on the floor from furniture that they were able to remove – the floors look great now! Plus, they did a thorough job of dusting every surface, including tops of picture frames.…

Paid $250–300Reasonable priceDeep clean
Margot1 reviewTotal 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. · 6 months ago★★★★★

They did deep cleaning , every corner very clean and shine

Paid $400–450Reasonable priceDeep clean
Peter5 reviewsTotal 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. · 10 months ago★★★★★

Mary’s Cleaning did an outstanding job. The space was left spotless, attention to detail was excellent, and everything was handled with care and professionalism. Communication was clear, the team was punctual, and the quality of work exceeded expectations. You can tell they take pride in what they do. I would highly…

Deep clean
Kayla3 reviewsTotal 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. · 11 months ago★★★★★

Mary’s cleaning came and did a deep cleaning of our house. The owners are so friendly to work with & our house looks like the day we bought it! Highly highly recommend if you’re looking for a service.

Great priceInterior & exterior window cleaningDeep clean
Kristy2 reviewsTotal 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. · 11 months ago★★★★★

The BEST deep clean ever! Couldn’t be happier!!! Will use regularly!

Deep clean

Price

$375+52% vs typical house cleaning services

Bar = middle half of what customers paid · gold mark = category median.

Price verdictsGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.

Great price 33%Reasonable 67%Overpriced 0%Not sure 0%

Jobs customers hired them for

JobReviewsCategory typical
Deep clean10$277–$471
General housekeeping4$153–$240
Moving-related cleaning3$321–$536
Standard cleaning3$158–$253
Interior & exterior window cleaning2$227–$398

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