Juneau City and Borough, AK Shrink-Swell Risk
Juneau City and Borough, AK has no shrink-swell rating on file
Unrated
This county has no matching soil survey data - too rare a gap to guess at. A local geotechnical report is the only way to know. Juneau City and Borough, AK covers 2,703 square miles and is home to 31,572 people, but the dominant soil here carries no SSURGO linear-extensibility data to report.
What Juneau City and Borough's reading doesn't cover
Two lots a mile apart in Juneau City and Borough can carry different soil, even though they share one countywide reading. The real answer for one lot is still a site-specific geotechnical report, running about $1,000-$5,000 (typically near $2,700).
What it costs to find out, versus to ignore it
With no SSURGO reading to go on, Juneau City and Borough has no county-level steer either way on foundation risk. A geotechnical report typically runs $1,000-$5,000; a real foundation repair, if it comes to that, runs $5,000-$15,000. The report is the cheap way to find out first.
Before you act on this
Orleans Parish, LA carries this site's most-constrained reading. Utah County, UT and Dakota County, NE are worth a look for comparison.
How this reading is built, and its real limits · Moisture management: the cheap fix that works on any soil
More of Alaska
Every county in Alaska is on this site, including Haines Borough, AK and Anchorage Municipality, AK. The full underlying dataset is downloadable directly, one row per county.