Tornado Risk in Delaware County, IN
Delaware County, IN: what NOAA's tornado record says
23 tornado tracks have crossed Delaware County since 1954 by NOAA's count, roughly one every 3.3 years - the Moderate band on this site's scale. That is the 57th percentile nationally for tornado frequency. Indiana has 92 counties in this dataset; Delaware County ranks 38 of them by frequency.
The number that matters more than frequency
Yes. Delaware County has recorded 1 EF4 or EF5 tornado - the strength FEMA's own safe-room guidance is built around, because a standard code-built house is not expected to survive those winds without a hardened room. A county can be lower-frequency overall and still carry this history.
Shelter and safe-room economics
Indiana's Indiana Department of Homeland Security's Residential Safe Room Program is the number that matters for a Delaware County homeowner: 75% of an approved shelter, capped at $5,000, cutting the typical $2,890-$13,280 national range to about $722.5-$8,280 net.
Power after the storm, not just shelter during it
Tornado outbreaks routinely knock out power across Indiana for days, separately from any single house getting hit. A portable battery bank keeps a fridge, phone chargers and a radio running through that gap - cheaper and faster to set up than a generator.
What Delaware County's figure does not tell you
Delaware County's figure is county-wide, not address-specific. Delaware County covers about 392 square miles, so a single touch here counts the same as a single touch in a county a fraction of that size. NOAA also documents that older records undercount weaker tornadoes from before Doppler radar became standard. Delaware County has about 112,951 residents.