Sam Costello, Keller Williams Park Views/Realty 3 Group
336 Boulevard
Sam Costello Licensed NJ Realtor at Keller Williams Realty 3 Group. Here to help you get the results you deserve. Whether you are Selling, Buying, or Renting I'm your Agent. Call, Text, or Email me today to get more information.
Ordered by owner and customer bids — bought, not earned. BergenHub promotes Bergen County businesses; it doesn't rate service quality.
In Hasbrouck Heights
#13 / Professional
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In Hasbrouck Heights overall
#62 of all businesses
Real Estate Agent & Agency
#3 in town
Composite score
1 / 100
rating · quality · popularity
Review quality analysis
Computed from 19 text reviews using BergenHub's quality scoring (sentiment, owner responsiveness, review depth).
What customers mention
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Customer reviews
Ratings and comments from Google and BergenHub members, combined into one score. Sign in with a verified-email account to add yours.
- GGoogle reviewerJul 18, 2026
Rating only — no comment.
- GGoogle reviewerJun 2, 2026
We had an AMAZING experience working with Sam throughout our home buying process. His responsiveness and dedication made everything feel seamless. Couldn't be happier, and highly recommend!!
- GGoogle reviewerSep 17, 2025
Sam is an incredible realtor, very trustworthy and reliable. Couldn't have asked for a better experience. Definitely recommend!
- GGoogle reviewerSep 17, 2025
Sam helped us every step of the way with an unmatched personal touch!
- GGoogle reviewerAug 19, 2025
Sam has been extremely personable and helpful throughout the entire process. I would recommend him to anyone looking for a realtor.
- GGoogle reviewerJun 27, 2025
<br><br>I had an outstanding experience working with Sam Costello at Keller Williams / City Views / Realty 3 Group. From start to finish, Sam was professional, knowledgeable, and incredibly responsive. He truly understands the local market and went above and beyond to make the entire process smooth and stress-free. His attention to detail, honest advice, and commitment to client satisfaction really set him apart. I highly recommend Sam to anyone looking to buy or sell a home--you won't find a better agent!
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