
Meet The Costello Team at Warren Real Estate
Get to know The Costello Team at Warren Real Estate
NYS & PA Licensed RE Salesperson
As one of the Southern Tier's leading Real Estate Agents, Jules is proud to say that in 2023 her Team assisted more than 120 families achieve their dream of homeownership or moving on to the next chapter in their lives. With an impressive sales volume of over 24.5 Million, that achievement earned them the prestigious distinction of a Top Team in the Elmira Corning Board of Realtors. Jules, Nikki & Valerie can confidently say that they have an acc...
Team listings & sales (689)
For Sale (45)
Address | Bed/Bath | Listing price |
---|---|---|
![]() 661 Peruville Rd Groton, NY 13073
| 3 Bed, 3 Bath | $114,000 |
![]() 145 Saint Andrews Dr Horseheads, NY 14845
| 4 Bed, 4 Bath | $436,000 |
![]() 17 Seneca Trce Painted Post, NY 14870
| 3 Bed, 1 Bath | $229,000 |
![]() 888 Harris Hill Rd Elmira, NY 14903
| 4 Bed, 2 Bath | $259,000 |
![]() 113 Olcott Rd N Big Flats, NY 14814
| 5 Bed, 2 Bath | $249,900 |
Sold (644)
Address | Sold date | Closing price | Represented | Flag Sale |
---|---|---|---|---|
8/18/2025 | $120,000 | Buyer and Seller | ||
8/11/2025 | $229,900 | Buyer | ||
8/11/2025 | $314,900 | Buyer | ||
8/8/2025 | $70,300 | Seller | ||
8/5/2025 | $230,000 | Buyer |
Team reviews (127)
Write a review- Highly likely to recommend||5.05.0
8/19/2025 - lorena navarro padron
Bought a Single Family home in 2025 in Gang mills, Painted post, NY.
Review for Member: Valerie ClarkLocal knowledgeProcess expertiseResponsivenessNegotiation skillsVal did an excellent job to assist us with our first house purchase. She got us many options and helping us to walking through the process. Val was very envolved in all the aspects of the closing and always was friendly responsive. - Highly likely to recommend||5.05.0
8/19/2025 - Serena Parra
Bought a home in 2025.
Review for Member: Valerie ClarkLocal knowledgeProcess expertiseResponsivenessNegotiation skillsValerie was so thorough and knowledgeable. Very responsive. She was very honest with her feedback about houses we saw and I didn’t feel like she was just in it for the paycheck which was very refreshing. Highly recommend! - Highly likely to recommend||5.05.0
8/18/2025 - Melony Funnell
Bought a home in 2025.
Review for Member: Valerie ClarkLocal knowledgeProcess expertiseResponsivenessNegotiation skillsVal was great to work with. We ran into some pretty unusual situations during the process of buying our house and she was able to get us through it all. - Highly likely to recommend||5.05.0
6/28/2025 - Shelby Noll
Bought and sold a home in 2025.Local knowledgeProcess expertiseResponsivenessNegotiation skillsWe stumbled upon our dream home by chance. Upon contacting Jules, within a few weeks, everything was set in motion. She knows how to do the job and get it done. She worked at a quick pace to get everything in line so our new home wouldn’t slip out of... - Highly likely to recommend||5.05.0
5/15/2025 - Henrique Ribeiro
Bought a Single Family home in 2025 in Painted post, NY.Local knowledgeProcess expertiseResponsivenessNegotiation skillsJules was amazing! She was always very responsive and honest and truly had our best interests in mind. Her knowledge about homes and inspections was impressive, and she even recommended great mortgage brokers, contractors, and inspectors. She went ab...