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Flood in Fairfield County, Connecticut
193 floods and flash floods events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Flood, Flash Flood, Coastal Flood, Lakeshore Flood.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
NCEI records 193 flood events in Fairfield County, Connecticut, between 1950 and 2026, spread over 27 years.
September is the busiest month, with 52 of the recorded events. The last 20 years account for 148 events against 45 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 18.7% of the 1,033 flood events recorded in Connecticut; its 30.9 per 100 square miles compares with 21.3 statewide.
NCEI attributes 2 deaths in the county to floods and flash floods.
Compared with Connecticut
| Measure | Fairfield County | Connecticut | US |
|---|---|---|---|
| Flood events since 1950 | 193 | 1,033 | 183,559 |
| Per 100 square miles | 30.9 | 21.3 | 5.2 |
| Per 10,000 residents | 2.0 | 2.9 | 5.5 |
| Deaths recorded | 2 | 13 | 2,961 |
| Busiest month | September | September | June |
By year
Seasonality
7Feb
1Mar
8Apr
11May
1Jun
17Jul
42Aug
38Sep
52Oct
12Nov
1Dec
3
Recorded events
All 193 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 30 Oct 2025 | Flood | — | — | — | — | — | County |
| 8 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | $50K | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | $100K | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | $100K | — | 1 | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | $50K | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | $100K | — | — | — | County |
| 18 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 30 Jun 2024 | Flash Flood | — | — | — | — | — | County |
| 10 Jan 2024 | Flash Flood | — | — | — | — | — | County |
| 29 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 29 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 29 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 29 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 13 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 13 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 13 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 13 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 13 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 11 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 11 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 11 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 16 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 16 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 16 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 16 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 16 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 4 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 4 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 4 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 4 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 4 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 13 Jun 2022 | Flash Flood | — | — | — | — | — | County |
| 23 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 23 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 1 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 1 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 1 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 1 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 1 Sep 2021 | Flash Flood | — | $5.1M | — | — | — | County |
| 29 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 3 Jul 2020 | Flash Flood | — | — | — | — | — | County |
| 3 Jul 2020 | Flash Flood | — | — | — | — | — | County |
| 3 Jul 2020 | Flash Flood | — | — | — | — | — | County |
| 3 Jul 2020 | Flash Flood | — | — | — | — | — | County |
| 11 Jun 2020 | Flash Flood | — | — | — | — | — | County |
| 19 Aug 2019 | Flash Flood | — | — | — | — | — | County |
| 21 Dec 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 17 Jul 2018 | Flash Flood | — | — | — | — | — | County |
| 28 Jun 2018 | Flash Flood | — | — | — | — | — | County |
| 28 Jun 2018 | Flash Flood | — | — | — | — | — | County |
| 16 Apr 2018 | Flash Flood | — | — | — | — | — | County |
| 16 Apr 2018 | Flash Flood | — | — | — | — | — | County |
| 16 Apr 2018 | Flash Flood | — | — | — | — | — | County |
| 16 Apr 2018 | Flash Flood | — | — | — | — | — | County |
| 24 Oct 2017 | Flash Flood | — | — | — | — | — | County |
| 6 Apr 2017 | Flash Flood | — | — | — | — | — | County |
| 9 Dec 2014 | Flood | — | — | — | — | — | County |
| 6 Sep 2014 | Flash Flood | — | — | — | — | — | County |
| 14 Jul 2014 | Flash Flood | — | — | — | — | — | County |
| 14 Jul 2014 | Flash Flood | — | — | — | — | — | County |
| 14 Jul 2014 | Flash Flood | — | — | — | — | — | County |
| 27 Nov 2013 | Flash Flood | — | — | — | — | — | County |
| 2 Sep 2013 | Flash Flood | — | — | — | — | — | County |
| 2 Sep 2013 | Flash Flood | — | — | — | — | — | County |
| 28 Aug 2013 | Flash Flood | — | — | — | — | — | County |
| 1 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 1 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 7 Jun 2013 | Flash Flood | — | — | — | — | — | County |
| 23 May 2013 | Flash Flood | — | — | — | — | — | County |
| 28 Sep 2012 | Flash Flood | — | — | — | — | — | County |
| 28 Sep 2012 | Flash Flood | — | — | — | — | — | County |
| 28 Sep 2012 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2012 | Flash Flood | — | — | — | — | — | County |
| 15 Jul 2012 | Flash Flood | — | — | — | — | — | County |
| 15 Jul 2012 | Flash Flood | — | — | — | — | — | County |
| 23 Sep 2011 | Flash Flood | — | — | — | — | — | County |
| 23 Sep 2011 | Flash Flood | — | — | — | — | — | County |
| 8 Sep 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 27 Aug 2011 | Flood | — | — | — | — | — | County |
| 14 Aug 2011 | Flash Flood | — | — | — | — | — | County |
| 23 Jun 2011 | Flash Flood | — | — | — | — | — | County |
| 7 Mar 2011 | Flood | — | — | — | — | — | County |
| 1 Oct 2010 | Flood | — | — | — | — | — | County |
| 1 Oct 2010 | Flood | — | — | — | — | — | County |
| 1 Oct 2010 | Flash Flood | — | — | — | — | — | County |
| 1 Oct 2010 | Flash Flood | — | — | — | — | — | County |
| 13 Jul 2010 | Flash Flood | — | — | — | — | — | County |
| 30 Mar 2010 | Flood | — | — | — | — | — | County |
| 30 Mar 2010 | Flood | — | $2.0M | — | — | — | County |
| 30 Mar 2010 | Flood | — | $2.0M | — | — | — | County |
| 23 Aug 2009 | Flash Flood | — | — | — | — | — | County |
| 21 Aug 2009 | Flash Flood | — | — | — | — | — | County |
| 12 Aug 2009 | Flash Flood | — | — | — | — | — | County |
| 26 Jun 2009 | Flash Flood | — | — | — | — | — | County |
| 18 Jun 2009 | Flash Flood | — | — | — | — | — | County |
| 12 Dec 2008 | Flood | — | — | — | — | — | County |
| 6 Sep 2008 | Flash Flood | — | — | — | — | — | County |
| 6 Sep 2008 | Flash Flood | — | — | — | — | — | County |
| 6 Sep 2008 | Flash Flood | — | — | — | 1 | — | County |
| 6 Sep 2008 | Flash Flood | — | — | — | — | — | County |
| 7 Aug 2008 | Flash Flood | — | — | — | — | — | County |
| 7 Aug 2008 | Flash Flood | — | — | — | — | — | County |
| 2 Aug 2008 | Flash Flood | — | — | — | — | — | County |
| 2 Aug 2008 | Flash Flood | — | — | — | — | — | County |
| 23 Jul 2008 | Flash Flood | — | — | — | — | — | County |
| 23 Jul 2008 | Flash Flood | — | — | — | — | — | County |
| 14 Jun 2008 | Flash Flood | — | — | — | — | — | County |
| 13 Feb 2008 | Flood | — | — | — | — | — | County |
| 19 Oct 2007 | Flash Flood | — | — | — | — | — | County |
| 11 Oct 2007 | Flash Flood | — | $2.0M | — | — | — | County |
| 29 Jul 2007 | Flash Flood | — | — | — | — | — | County |
| 15 Apr 2007 | Flood | — | — | — | — | — | County |
| 2 Mar 2007 | Flash Flood | — | — | — | — | — | County |
| 28 Oct 2006 | Flash Flood | — | — | — | — | — | County |
| 28 Oct 2006 | Flash Flood | — | — | — | — | — | County |
| 11 Oct 2006 | Flash Flood | — | — | — | — | — | County |
| 27 Aug 2006 | Flash Flood | — | — | — | — | — | County |
| 2 Jun 2006 | Flash Flood | — | — | — | — | — | County |
| 23 Apr 2006 | Flood | — | — | — | — | — | County |
| 15 Sep 2005 | Flash Flood | — | — | — | — | — | County |
| 14 Aug 2005 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2005 | Flash Flood | — | — | — | — | — | County |
| 29 Jun 2005 | Flash Flood | — | — | — | — | — | County |
| 29 Jun 2005 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 8 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 8 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 21 Aug 2004 | Flash Flood | — | — | — | — | — | County |
| 17 Aug 2003 | Flash Flood | — | — | — | — | — | County |
| 2 Sep 2002 | Flash Flood | — | — | — | — | — | County |
| 29 Aug 2002 | Flash Flood | — | — | — | — | — | County |
| 19 Jul 2002 | Flood | — | — | — | — | — | County |
| 27 Aug 2001 | Flash Flood | — | — | — | — | — | County |
| 27 Aug 2001 | Flash Flood | — | — | — | — | — | County |
| 17 Jun 2001 | Flash Flood | — | — | — | — | — | County |
| 30 Mar 2001 | Flood | — | — | — | — | — | County |
| 22 Mar 2001 | Flood | — | — | — | — | — | County |
| 2 Sep 2000 | Flash Flood | — | — | — | — | — | County |
| 12 Aug 2000 | Flash Flood | — | — | — | — | — | County |
| 11 Aug 2000 | Flash Flood | — | $6.0M | — | — | — | County |
| 15 Jul 2000 | Flash Flood | — | — | — | — | — | County |
| 21 Apr 2000 | Flash Flood | — | — | — | — | — | County |
| 16 Sep 1999 | Flash Flood | — | $1.3M | — | — | — | County |
| 15 Jan 1999 | Flash Flood | — | — | — | — | — | County |
| 15 Jan 1999 | Flash Flood | — | — | — | — | — | County |
| 3 Jan 1999 | Flood | — | — | — | — | — | County |
| 9 Mar 1998 | Flood | — | — | — | — | — | County |
| 23 Jan 1998 | Flood | — | — | — | — | — | County |
| 19 Oct 1996 | Flash Flood | — | — | — | — | — | County |
| 13 Jul 1996 | Flash Flood | — | — | — | — | — | County |
| 13 Jun 1996 | Flash Flood | — | — | — | — | — | County |
| 13 Jun 1996 | Flash Flood | — | — | — | — | — | County |
| 3 Jun 1996 | Flood | — | — | — | — | — | County |
| 16 Apr 1996 | Flash Flood | — | — | — | — | — | County |
| 16 Apr 1996 | Flash Flood | — | — | — | — | — | County |
| 16 Apr 1996 | Flash Flood | — | — | — | — | — | County |
| 27 Jan 1996 | Flood | — | — | — | — | — | County |
| 12 Jan 1996 | Flood | — | — | — | — | — | County |
Questions and answers
How many flood events has Fairfield County had?
193 events in the NCEI Storm Events record between 1950 and 2026. Reporting of floods and flash floods became far more complete after 1996, so early decades undercount.
When was the last recorded flood event in Fairfield County?
30 Oct 2025 (Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Fairfield County?
The flash flood of 11 Aug 2000, with property damage estimated by NCEI at $6.0M.
How does Fairfield County compare with Connecticut for flood?
30.9 events per 100 square miles against 21.3 statewide; the county holds 193 of the state's 1,033 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Flood hub and the county page.