901 4th Street The Hudson Professional Building - 901 4th St., Hudson, WI Formerly the St. Croix County Courthouse, this landmark building—constructed in 1965—is now a modernized, professional office facility with outstanding structural integrity and key upgrades throughout. Strategically located in downtown Hudson, just minutes from the Twin Cities metro area, the building offers convenience, character, and a full suite of amenities for today’s office tenants. Property Features: • Concrete construction throughout, including roof deck • New EPDM roof, insulated, and fully adhered, installed in 2024 with interior roof access • Mechanical Systems: o Newer high-capacity boilers (2X required power) o New air conditioning system in 2025 o Hot deck/cold deck air handler system o 9 HVAC zones plus Lobby o Enthalpy energy management system for efficient “free cooling” • Lighting: Predominantly upgraded to LED, some T8 fixtures remain • Connectivity: Fiber optic with static IP for each tenant – true “lit building” • Security: Upgraded surveillance and full building security system • Windows: Approximately 50% replaced • Amenities: o 6 public restrooms & 4 private restrooms o Kitchenette on the 2nd floor o Janitor closets on every level o Secure tenant mailboxes o Terrazzo floors in common areas o Electric vehicle charging station • Parking: 40 on-site spaces plus available street parking • Location Perks: Just 3 blocks to the scenic waterfront and walkway Whether you're seeking a full-floor user opportunity or professional suites for multiple tenants, the Hudson Professional Building provides timeless construction, thoughtful upgrades, and an unbeatable location in the heart of Hudson.