4 miles east of New Richland
Waseca County, Minnesota · 43.9030° N, 93.4169° W
Directions to St. Olaf Lake Public Water Access SiteApple Maps
Directions open in Google or Apple Maps, to the Minnesota DNR public access site.
Updated 19 Oct 2026, 6:16 pm EDT.
National Weather Service; National Interagency Fire Center; U.S. EPA CyAN satellite; Minnesota DNR. Weather, warnings, fires and satellite refresh when you open the page (checked at most hourly).
Minnesota DNR lake survey, fetched 15 Oct 2026. Not for navigation.
1 public access site on St. Olaf Lake.
Minnesota DNR public water accesses, fetched 15 Oct 2026.
Minnesota DNR stocking reports list 9 stockings of St. Olaf Lake in 9 of the years 2016 to 2025. The most recent, in 2025, included 2,500 northern pike. Species stocked: northern pike.
Latest: 2025: 2,500 northern pike.
Source: Minnesota DNR Fisheries (LakeFinder stocking reports), fetched 15 Oct 2026. How we measure
Measured from Minnesota DNR contours. How we measure
Minnesota DNR’s latest standard fish survey of St. Olaf Lake was in June 2022: 3 gill nets and 8 trap nets caught 10 species.
Northern pike per gill net, standard surveys: 1998 6.5 · 2002 9.7 · 2006 8.3 · 2016 4.7 · 2022 5.7
Bluegill per trap net, standard surveys: 2002 113 · 2006 140 · 2010 119 · 2016 57 · 2022 166
Northern pike: 17 measured, 20 to 35 in, half 25 in or longer; average 3.9 lb, above normal (normal 1.4–2.5 lb).
Largemouth bass: 152 measured, 3 to 20 in, half 8 in or longer; average 0.71 lb, normal (normal 0.6–1.3 lb).
Black crappie: 43 measured, 5 to 13 in, half 8 in or longer; average 0.22 lb, normal (normal 0.2–0.4 lb).
White crappie: 7 measured, 7 to 12 in, half 9 in or longer; average 0.42 lb, above normal (normal 0.2–0.3 lb).
Bluegill: 1,398 measured, 3 to 8 in, half 6 in or longer; average 0.03 lb, below normal (normal 0.1–0.3 lb).
Also caught: hybrid sunfish, white sucker, yellow bullhead.
Source: Minnesota DNR Fisheries lake survey, 20 Jun 2022, via LakeFinder, fetched 15 Oct 2026. Normal range: DNR’s range for lakes of the same class (43 classes, grouped by water chemistry and shape). Each line has its own scale. How we measure
Measured water clarity averages about 5 ft: the Secchi depth across 3 readings, 2006–2022.
Minnesota Pollution Control Agency and volunteer Secchi readings, via Minnesota DNR LakeFinder, fetched 15 Oct 2026.
Minnesota DNR lake survey; straight-line miles.
St. Olaf Lake is 33 feet at its deepest point, measured by Minnesota DNR survey. It covers 91 acres.
Yes. 1 public access site is listed: St. Olaf Lake Public Water Access Site.
Yes. Minnesota DNR stocking reports list 9 stockings of it in 9 of the years 2016 to 2025. The most recent, in 2025, included 2,500 northern pike.
Minnesota DNR’s June 2022 standard survey caught 10 species, most often bluegill, black crappie, hybrid sunfish and pumpkinseed.
About 57% of the lake's area is deeper than 10 feet, measured from Minnesota DNR depth contours.