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Insulation in Cortland: July highs average about 88°F; January lows average about 15°F; the typical home was built around 1957 (73% before 1980).
In Gage County, July highs average about 88°F and January lows about 15°F, with roughly 32 inches of rain a year. Long, cold winters put furnaces and pipes to the test.
Over the last 10 years the National Weather Service recorded damaging thunderstorm winds, hailstorms and flash floods in Gage County, with hail up to 5 inches across. After a storm, a quick roof and gutter check catches damage before it turns into a leak.
The typical home in Gage County was built around 1957, about 69 years ago, and 73% were built before 1980. Homes that age often need updated wiring, plumbing and roofs.
Gage County has had 16 federal disaster declarations in the last 25 years, most often for severe storms; the latest was Severe Storms, Straight-Line Winds, Tornadoes, And Flooding (2026).
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Uneven rooms, high bills and an attic you can see the joists in are the signs; older homes often have far too little.
Attic insulation and air-sealing usually pay back fastest.
These are Gage County figures — more about homes in Beatrice.
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