CountiesClay County
MissouriReservoirClay County
Smithville Lake
Smithville Lake covers about 7,190 acres of the Little Platte River in Missouri. It lies in Clay County. It is managed by USACE Kansas City District. The gauge last read 863.62 ft.
Coordinates39.4024, -94.5329
Surface area7,190 acres
RiverLittle Platte River
Completed1979
Managed byUSACE Kansas City District
Swimming beaches on Smithville Lake
No named swimming beach is mapped yet for this lake. Access is through agency day-use areas and boat ramps listed below. We add beach pages only when we can confirm a name, coordinates and an operating agency.
Smithville Lake on the map
Lake center, swimming spots and access points.
Weather and water temperature
Air temperature and wind from Open-Meteo. Water temperature only when the lake has a public sensor.
Weather data by Open-Meteo
What to know before you go to Smithville Lake
Smithville Lake sits at 39.4024, -94.5329. The surface sits around 797 feet above sea level. It was completed in 1979. Releases go downstream into the Little Platte River.
Public access at Smithville Lake covers 6 public recreation areas. Recreation areas nearby include Crows Creek, Camp Branch and Litton Center. None is staffed by a lifeguard unless the managing agency posts one.
If Smithville Lake is busy, the nearest alternatives here are Blue Springs Lake (Missouri, 29 mi), Lake Jacomo (Missouri, 31 mi) and Longview Lake (Missouri, 34 mi). Missouri has 18 lakes on this site in total.
Most Missouri day-use areas open for the summer season and close outside it. If the water looks like pea soup or paint, stay out and report it to the managing agency. There is no water temperature sensor here, so only air conditions are shown.
The level comes from gauge 06821140, Smithville Reservoir near Smithville, MO, and carries the time it was taken. The last value stored here, 863.62 ft, is from 2026-09-09. A falling pool widens the beaches and shortens the ramps, so it is worth checking before you drive out.
Recreation areas on Smithville Lake
6 public recreation areas mapped around the lake by the U.S. Army Corps of Engineers. Facilities vary by area; check the managing office for opening dates and fees.
Crows Creek Camp Branch Litton Center Smith'S Fork Little Platte Little Platte, W Hwy
Source: USACE Recreation Areas
Questions about Smithville Lake
What is the current water level at Smithville Lake?
The latest reading is 863.62 ft, from USGS gauge 06821140.
Is there a beach at Smithville Lake?
No named swimming beach appears in the federal and state datasets this guide reads. Check the operating agency for day-use areas on the ground.
How big is Smithville Lake?
About 7,190 acres.
What other lakes are near Smithville Lake?
The closest in this guide is Blue Springs Lake, about 29 miles away in Missouri.
Lakes near Smithville Lake
Other lakes in this guide, ordered by distance.
Blue Springs Lake
Blue Springs Lake is a 720-acre reservoir on the east fork Little Blue River in Missouri. You will find it in Jackson County.…
Reservoir
Lake Jacomo
Lake Jacomo is a reservoir of some 970 acres on the Blue Springs Lake, in Missouri. The lake is in Jackson County. Management is…
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Perry Lake
Perry Lake covers about 11,146 acres of the Delaware River in Kansas. Its shoreline falls inside Jefferson County. USACE Kansas…
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Hillsdale Lake
Hillsdale Lake covers about 4,580 acres of the Big Bull Creek → Marais des Cygnes River → Osage River in Kansas. Its shoreline…
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Pomona Lake
Pomona Lake is a 4,000-acre reservoir on the Hundred and Ten Mile Creek in Kansas. It lies in Osage County. USACE Kansas City…
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Melvern Lake
Melvern Lake covers about 6,930 acres of the Marais des Cygnes River in Kansas. It lies in Osage County. Management is in the…
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Explore around Missouri
All lakes in Missouri Lakes near Leavenworth Lakes near Kansas City
Sources
Every figure on this page comes from one of these public sources.