Enter any address in Chisago County, Minnesota to see its FEMA flood zone
Chisago County, Minnesota has recorded 6 flood-related events since 1996 according to NOAA's Storm Events Database, including 3 flash floods and 3 river or area floods. The county has received 12 federal disaster declarations, 5 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1965–2020)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms, Flooding, And Tornadoes | Severe Storm | Jul 1, 2011 |
| Hurricane Katrina Evacuation | Hurricane | Aug 29, 2005 |
| Severe Winter Storms, Flooding, And Tornadoes | Flood | Mar 23, 2001 |
| Mn - Carlos Edge Fire Complex - 10/19/2000 | Fire | Oct 19, 2000 |
| Flooding And Severe Storms | Flood | Mar 14, 1996 |
| Drought | Drought | Jun 17, 1976 |
| Severe Storms, Tornadoes & Flooding | Severe Storm | Jul 17, 1975 |
| Severe Storms & Flooding | Flood | Aug 1, 1972 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Sep 12, 2005 | — |
| Flood | Oct 4, 2005 | — |
| Flash Flood | Oct 4, 2005 | — |
| Flash Flood | Jun 24, 2003 | — |
| Flood | Apr 1, 2001 | — |
| Flood | Apr 6, 1997 | — |
Flood — Apr 1, 2001
Heavy snowfall during winter remained on the ground through the end of March and then rapidly melted, resulting in river stages close to record levels. Water began to gush through drainage ditches, streams and into the mainstem rivers during midday April 1. Heavy rain April 7-8 over much of central Minnesota (see corresponding flood entry) prolonged the high water and also added one or two fee...
Flood — Apr 6, 1997
The St. Croix River reached flood stage of 87 feet on 4/6/97 and crested at 90.5 feet on 4/12/97. This was the third highest crest ever measured. The river is monitored in Stillwater. The river fell below flood stage on 4/20/97. The Stillwater lift bridge was closed on 4/5/97 and reopened 4/18/97. More than 30 homes damaged by flooding in Bayport on Point Road, Lakeside Street and Minnesot...
Source: NOAA National Weather Service Storm Events Database.
Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).
FEMA assigns flood zone designations to areas in Chisago County, Minnesota:
AE High Risk — 1% annual chance of flooding. Insurance required.
VE Very High Risk — Coastal flooding with wave action.
X (Shaded) Moderate Risk — 500-year floodplain.
X Low Risk — Outside major floodplains.
Properties in Chisago County, Minnesota that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.
Even outside high-risk zones, flood insurance is recommended. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.
Visit FloodSmart.gov to find an agent and get a quote.