When will the power be back in Chesterfield, MO?
Our restoration forecast is independent and unofficial, never the utility's commitment. How it works · How accurate it has been
Chesterfield is a city of about 49,465 residents in St. Louis County.
Ameren has reported outages for Chesterfield by name on its own public outage map (most recently observed 2026-09-18) — so when Chesterfield is affected, this page can show the city's own customers-out count and restoration time rather than only the county-wide total.
ZIP codes in Chesterfield:
Checking a ZIP goes straight to the address-level view for that area.
Around Chesterfield: the closest other places we track are Ballwin, about 5 miles to the south; Ellisville, about 5 miles to the south; Town and Country, about 6 miles to the east; and Manchester, about 7 miles to the southeast. Also nearby: Maryland Heights (7 mi NE), Wildwood (7 mi SW), Creve Coeur (7 mi E), St. Peters (9 mi N), St. Charles (10 mi N), Kirkwood (10 mi SE), Dardenne Prairie (11 mi NW) and Bridgeton (11 mi NE).
Looking further out, the nearest place we track is: north toward Jacksonville, IL (76 mi); northeast toward St. Ann (11 mi); east toward Overland (12 mi); southeast toward Crestwood (13 mi); south toward Eureka (12 mi); southwest toward Union (27 mi); west toward Washington (25 mi); and northwest toward O'Fallon (12 mi).
Who serves Chesterfield?
We track live outage data from Ameren in St. Louis County — but several utilities can serve one county, so confirm your own by searching your address on the live map.
Chesterfield's last tracked outage began Oct 1, peaked at 189 customers out, and was restored in an hour. Across the 6 outages tracked here, the typical (median) restoration ran 5 hours.
- Oct 1 — 189 customers out, restored in an hour
- Sep 26 — 96 customers out, restored in 5 hours
- Sep 25 — 36 customers out, restored in 4 hours
- Sep 24 — 328 customers out, restored in 15 hours
County context: across all of St. Louis County, federal outage records (EAGLE-I, 2014–2025) show outages of 200+ customers typically restored in about 10.5 hr. The full record for St. Louis County
Common questions
When will my power be back on in Chesterfield, MO?
It depends on the cause and how many crews are working; the live status at the top of this page shows the current outlook. For context from Chesterfield's own record: across the 6 outages this site has tracked here, the typical (median) restoration ran 5 hours — the outage-history panel above lists them.
How do I check the power outage status in Chesterfield, MO?
To check your own street, search a Chesterfield ZIP code — 63005, 63006 or 63017 — and the map opens on that area.
