Does Schiller Park, IL need an earthquake retrofit?

USGS's ASCE 7-16 seismic design model - the same standard building codes use - places Schiller Park in Seismic Design Category B: Low seismic hazard. Code requires basic seismic detailing (bracing, connections) but no special structural system restrictions. Nationally, Schiller Park ranks above 37% of the 4,875 cities in this dataset for seismic hazard - the 37th percentile.

Schiller Park by the numbers

USGS's underlying values for Schiller Park: 0.06g peak ground acceleration, 0.12g at short period, 0.063g at 1 second. Within Illinois alone, Schiller Park ranks 244 of 330 cities by seismic hazard - the 26th percentile in-state. Schiller Park has a population of about 11,325.

What a retrofit costs in Schiller Park

A full earthquake retrofit typically runs $5,000-$10,000 nationally (around $7,000 typical), driven mainly by house size and foundation type, not by Illinois specifically. California's Earthquake Brace + Bolt grant, which covers a large share of this cost, is a California-only program and does not apply in Illinois.

Insuring against this, not just retrofitting

A Schiller Park homeowner cannot buy a standalone earthquake policy in most cases - it is added to an existing homeowners policy as an endorsement, so the place to start is a regular home-insurance quote.

Where Schiller Park's figures come from

Schiller Park's Category B and every number above trace to USGS's own ASCE 7-16 Design Maps service - see the methodology guide. See the category explainer for what Category B does and doesn't tell you about Schiller Park.