Boiler Replacement Cost in Minnesota (2026)
HomeGuide puts a gas boiler replacement at $4,000–$9,000. Minnesota factors: cast iron vs condensing vs combi, steam vs hot water, venting and radiators.
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Boiler and radiant-floor repair in Eden Prairie starts with a $79 trip charge, waived when you approve the repair. Forced air is the norm here, so boiler work is mostly radiant floors in walkout slabs and garages, plus the occasional boiler in a larger custom home.
When hydronic heat turns up here, it's usually in the larger homes: radiant tubing under a walkout slab or a garage floor, and sometimes a boiler serving radiant zones alongside a forced-air system that handles cooling and the upper floors. A slab heated from below is a comfortable fix for a walkout level that otherwise runs cool.
Radiant systems often fail somewhere other than the boiler. The trouble is in the pieces around it: air trapped in a loop, a zone valve or circulator that quits, a mixing valve sending water too hot or too cool, or a floor sensor that failed. Garage loops with antifreeze need the fluid tested. And when the boiler also heats domestic water through an indirect tank, a failure tends to show up at the faucets first.
Updated November 10, 2026
Repairs are a written flat-rate price before any work. A boiler tune-up falls in our $129–$349 maintenance range, confirmed when you book. Replacing a gas boiler runs about $4,000–$9,000 nationally (HomeGuide, 2026), not our price; see the boiler replacement cost guide. For what drives a quote locally, see HVAC cost in Eden Prairie.
Symptom guides: Banging or kettling · Expansion tank · Carbon monoxide · Signs your boiler needs a technician
Not necessarily. If the house has both, the furnace may serve the lower level through ducts while the radiant loop warms the slab, and the two thermostats can end up competing. We check each system's settings, set the radiant zone to carry the steady heat and let the forced air handle quick recovery. If the radiant zone isn't reaching temperature, we check the mixing valve, circulator and air in the loop.
It depends on the heat load, whether the boiler also makes domestic hot water, and the venting, so we quote in writing after seeing the system. For context, national cost guides such as HomeGuide put high-efficiency boiler replacement at $4,000–$10,000. A radiant-only system on a small load can sometimes run on a smaller boiler or a combi unit, which changes the math.
HomeGuide puts a gas boiler replacement at $4,000–$9,000. Minnesota factors: cast iron vs condensing vs combi, steam vs hot water, venting and radiators.
Read the guideIs an outdoor wood boiler cheaper than a gas furnace in Minnesota? Fuel math per million BTU, daily labor, smoke rules, freeze risk and backup heat.
Read the guideKettling, banging, gurgling or a grinding pump: what each boiler noise means in a hot-water or steam system, which checks are safe, and when to call.
Read the guideHeat out? AC quit? Call or send a request.