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Mario Zarantenello

Mario Zarantenello
Real Estate Agent (Non Prin Associate Broker)
Three Oaks MI

Non Prin Associate Broker (MI: 6506044205)

13 years experience

REALTOR® 2 Active Listings Serves Berrien County, MI
View on Realtor.com

Contact Information

Brokerage
Brokerworks Real Estate Group

Office Website
Office Address
6986 W Us 12
Three Oaks, MI  49128
(Berrien County)
Office Phone
574-310-0435
Office Fax
269-469-0711
Mobile
312-925-8552
Email
harb*********@***.com
Show Email for $5

Service Areas

Dowling: MI Bridgman: MI Grand Beach: MI Michiana: MI New Buffalo: MI Shorewood-Tower Hills-Harbert: MI Sawyer: MI New Troy: MI Three Oaks: MI Union Pier: MI

About Mario Zarantenello

With roots in Harbor Country dating back to the early 1970s, this agent first visited the area during summer vacations with family. As a seasoned professional in the medical field, specifically at RUSH Medical Center's Outpatient Oncology, the desire for a weekend retreat and a more balanced lifestyle led to a return to Harbor Country. In the late 1990s, they acquired a charming cottage in Lakeside, surrounded by majestic pines and just a short walk from the beach, which served as a perfect escape from the demands of a busy career.

The tranquility experienced during weekends at this retreat solidified the decision to transition to full-time residency in Harbor Country. Although commuting to the city was manageable, in late 2004, the agent opted to leave the medical profession to pursue a career in real estate. Within a year, they distinguished themselves as a top producer within the Southwest Michigan MLS.

Combining a deep passion for the region with extensive real estate knowledge, this agent is committed to delivering exceptional service. Licensed in both Michigan and Indiana, they hold the Accredited Buyer Representative (ABR) designation and possess a comprehensive understanding of the market, extending from the Indiana shoreline through Saugatuck, Michigan, and beyond.

Berrien County, MI Real Estate Market Analysis (Single Family Homes)

$469,771
Avg. Listing Price
From Mario's portfolio
3.4 / 2.3
Avg. Beds/Baths
Typical property size
1,999 sf
Avg. Square Footage
Interior living space
541
Active Listings
Current inventory

Berrien County, Michigan's real estate market represents one of Southwest Michigan's most dynamic and diverse property landscapes, stretching from Lake Michigan's pristine shoreline to inland agricultural communities. With 991 actively licensed real estate agents serving the county, this market demonstrates remarkable depth and professional coverage that rivals much larger metropolitan areas. What makes this particularly noteworthy is that all 991 agents maintain current email contact information, indicating a tech-savvy professional community ready to engage in modern real estate transactions.

The county's unique positioning along Lake Michigan creates distinct micro-markets that range from luxury waterfront properties in communities like St. Joseph and Stevensville to affordable family homes in Niles and Benton Harbor. This geographic diversity, combined with proximity to both Chicago and Grand Rapids markets, generates complex pricing dynamics that require local expertise to navigate effectively.

Major Berrien County, Michigan Real Estate Markets

The Twin Cities of St. Joseph and Benton Harbor anchor Berrien County's primary real estate hub, offering everything from historic downtown lofts to sprawling lakefront estates. St. Joseph's Bluff District commands premium prices for its dramatic Lake Michigan views, while Benton Harbor presents significant redevelopment opportunities that have attracted both investors and first-time homebuyers. Niles, the county's largest city, provides a more affordable entry point with its mix of Victorian-era homes and newer suburban developments.

Smaller communities like New Buffalo, Three Oaks, and Buchanan each contribute specialized market segments. New Buffalo has evolved into a weekend retreat destination for Chicago professionals, driving seasonal price fluctuations that create unique investment opportunities. Meanwhile, Three Oaks and Buchanan offer rural charm with growing appeal among remote workers seeking quality of life improvements, particularly following post-pandemic lifestyle shifts.

Market Dynamics and Geographic Complexity

Berrien County's real estate market operates on multiple seasonal cycles, with lakefront properties experiencing peak activity during summer months while inland markets maintain steadier year-round transaction volumes. The county's wine country designation has added another layer of complexity, as vineyard properties and wine tourism-related real estate create specialized niches requiring agents with agricultural and hospitality experience.

Transportation infrastructure significantly impacts property values, with homes near I-94 corridors commanding premiums due to Chicago commuter accessibility. The Amtrak connection through Niles to Chicago has sparked renewed interest in transit-oriented development, while the county's expanding trail systems boost rural property appeal among outdoor enthusiasts and eco-conscious buyers.

Why Businesses Need Berrien County, Michigan Agent Contact Data

Mortgage lenders, home inspectors, and insurance providers require comprehensive agent networks to effectively serve Berrien County's diverse markets. With 991 agents spread across distinct geographic and price segments, businesses can target specific professional relationships based on specialization areas, from luxury lakefront specialists to agricultural property experts, ensuring more effective partnership development and referral generation.

Property technology companies, real estate marketing services, and continuing education providers benefit enormously from direct access to this complete agent database. The fact that all agents maintain current email addresses enables efficient communication for everything from MLS software updates to market trend webinars, making Berrien County an ideal testing ground for new real estate products and services targeting mid-sized markets.

Current Property Listings

As of 2/7/2026, Mario Zarantenello has 2 properties for sale in Three Oaks and surrounding areas.

$699,000

Listed 2025-08-12

14823 N Main St
Buchanan, MI  49107

Beds: 3.0
Baths: 2.0
Sq Ft: 1,400
Lot: 111,514 sf
Single Family Map
View Full Details

$450,000

Listed 2024-12-10

4318 Olive Branch Rd
Galien, MI  49113

Beds: 4.0
Baths: 3.0
Sq Ft: 2,275
Lot: 174,240 sf
Single Family Map
View Full Details

Current Property Rentals

Mario Zarantenello currently has no rental properties available in Three Oaks and surrounding areas. Check back later.