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    • Catalyst on Main

    641 W Main St, Sun Prairie, WI 53590

    Apartment building
    Studio-3 beds
    Pet-friendly
    Other parking
    In-unit dryer

    What’s available

    Price may not include required fees and charges.
    Studio, 1 ba
    $1,295-1,325
    555 sqft

    2 units available Sep 1 | 2 units available Oct 1

    Price: $1,295Available: Available Sep 1 2025Unit: Unit 218
    Price: $1,295Available: Available Oct 1 2025Unit: Unit 358
    Price: $1,305Available: Available Oct 1 2025Unit: Unit 116
    Price: $1,325Available: Available Sep 1 2025Unit: Unit 158
    1 bd, 1 ba
    $1,445
    856 sqft

    1 unit available Sep 1

    1 bd, 1 ba
    $1,500-1,665
    907 sqft

    1 unit avail. Aug 1 | 1 unit avail. Oct 1

    Price: $1,500Available: Available Aug 1 2025Unit: Unit 268
    Price: $1,665Available: Available Oct 1 2025Unit: Unit 428
    1 bd, 1 ba
    $1,500-1,590
    860 sqft

    1 unit avail. Aug 1 | 1 unit avail. Oct 1

    Price: $1,500Available: Available Aug 1 2025Unit: Unit 152
    Price: $1,590Available: Available Oct 1 2025Unit: Unit 269
    2 bd, 2 ba
    $1,825-2,000
    1,231 sqft

    2 units avail. now | 2 avail. Sep 2-Oct 1

    Price: $1,825Available: Available NowUnit: Unit 221
    Price: $1,825Available: Available NowUnit: Unit 315
    Price: $1,850Available: Available Oct 1 2025Unit: Unit 453
    Price: $2,000Available: Available Sep 2 2025Unit: Unit 321
    2 bd, 2 ba
    $1,900
    1,483 sqft

    1 unit available Sep 1

    2 bd, 2 ba
    $1,900
    1,224 sqft

    1 unit available Sep 1

    3 bd, 2 ba
    $2,295
    1,606 sqft

    1 unit available Aug 1

    What's special

    Swimming pool
    Cool down on hot days
    This building features access to a pool. Only 10% of buildings in Sun Prairie have this amenity.
    Theater and game roomGrilling stationsDog parkImpressive kitchens
    Change has come to downtown Sun Prairie, symbolizing a new era in urban living. Vintage in vibe and modern in design, Catalyst on Main is where apartment living has been re-envisioned. Located at the intersection of historic Sun Prairie and right now! Experience the urban revival, where you can step out and enjoy an emerging cosmopolitan area where eclectic meets historic. Downtown Sun Prairie is growing into one of the most desirable locations on the East Side. This area is quickly becoming a cultural hub, home to the famous Sweet Corn Fest and constantly alive with unique eateries, mixed with trend setting retail shops, nightlife venues and entertainment that celebrate the revival of the historic downtown ward. The energy of downtown Sun Prairie starts at Catalyst on Main. Blending new and old, tasteful and timeless, our studio, one, two, and three bedroom apartments feature thoughtfully-designed, well-constructed open floor plans with impressive kitchens. Compliment your work life with the amazing community amenities including: theater and game room, pool and 24 hour fitness center, grilling stations, dog park and so much more. Where sophistication meets inspiration, convenient and elegant, welcome to Catalyst on Main!

    Office hours

    DayOpen hours
    Mon - Fri:8 am - 5 pm
    Sat:Closed
    Sun:Closed

    Facts, features & policies

    Building Amenities

    Community Rooms
    • Fitness Center: 24/7 Fitness Center
    • Game Room
    • Theater: Theater Room
    Other
    • In Unit: Full Size Washer & Dryer
    • Swimming Pool: Pool with Sun Deck
    Outdoor common areas
    • Barbecue: Outdoor Grilling Area
    Services & facilities
    • Bicycle Storage: Bike Racks
    • Elevator
    • On-Site Management: OnSiteManagement
    • Package Service: PackageReceiving
    • Pet Park: Dog Park

    Unit Features

    Appliances
    • Dryer: Full Size Washer & Dryer
    • Range: Gas Range (Standard Style in Studios)
    • Washer: Full Size Washer & Dryer
    Flooring
    • Vinyl: Luxury Vinyl Plank Flooring

    Policies

    Lease terms
    • 12
    Pets
    Cats
    • Allowed
    • 2 pet max
    • $25 monthly pet fee
    Dogs
    • Allowed
    • 2 pet max
    • $50 one time fee
    • $50 monthly pet fee
    • Some dog breed restrictions apply. Maximum of 3 pets per apartment - no more than 2 of one kind.
    Parking
    • Parking Lot: Other
    Smoking
    • This is a smoke free building

    Special Features

    • 10' Ceilings On First & Top Floors
    • Bike Repair Stations
    • Community Room
    • Dog Wash Stations
    • Granite Countertops
    • Keyless Entry For All Apartments
    • Kitchen Pantries (most Apartments)
    • Planned Community Events
    • Private Entrance (most 1st Floor Apartments)
    • Programmable Thermostat
    • Stainless Steel Appliances
    • Tile Backsplash In Kitchen
    • Trash/recycle Drawer In All Kitchens
    • Underground Parking & Storage Included
    • Walk-in Closets

    Neighborhood: 53590

    Areas of interest

    Use our interactive map to explore the neighborhood and see how it matches your interests.

    Travel times

    Walk, Transit & Bike Scores

    80 / 100
    Very Walkable
    86 / 100
    Very Bikeable

    Nearby schools in Sun Prairie

    GreatSchools rating

    Market Trends

    Rental market summary

    The average rent for all beds and all property types in Sun Prairie, WI is $1,550.

    Average rent

    $1,550

    Month-over-month

    -$81

    Year-over-year

    -$3

    Available rentals

    68

    Sun Prairie, WI Rental Market Data

    Frequently asked questions

    What is the walk score of Catalyst on Main?

    Catalyst on Main has a walk score of 80, it's very walkable.

    What schools are assigned to Catalyst on Main?

    The schools assigned to Catalyst on Main include Northside Elementary School, Prairie View Middle School, and Sun Prairie East High School.

    Does Catalyst on Main have in-unit laundry?

    Yes, Catalyst on Main has in-unit laundry for some or all of the units.

    What neighborhood is Catalyst on Main in?

    Catalyst on Main is in the 53590 neighborhood in Sun Prairie, WI.

    What are Catalyst on Main's policies on pets?

    A maximum of 2 cats are allowed per unit. This building has monthly fee of $25 for cats. A maximum of 2 dogs are allowed per unit. This building has a one time fee of $50 and monthly fee of $50 for dogs.