Lake FlatSD
A town of 60.
Population
60
residents
Median home value
$368K
Census ACS
Household income
$111K
median
Median age
15.7
years
Small town
60 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Nearby towns
Cedar ButteWastaWallLake Flat
Lake Flat’s report card
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The data
Ordered by what stands out in Lake Flat. Another town gets a different order.
Natural hazards
High risk, with inland flooding at the top
Expected storm and flood damage is higher than in 74% of U.S. communities.
74risk score of 100
FEMA risk score
Inland floodingWildfireCold waves
FEMA National Risk Index · OpenFEMANatural hazards →
Climate
Four seasons, pleasant summers
Lake Flat has cold, snowy winters and warm summers, with very little rain. A typical July afternoon reaches 87°, a January night drops to 13°, and about 30 inches of snow falls in a normal winter.
30″snow a winter
Typical low → high °F
Winter15–36°
Spring34–58°
Summer58–84°
Fall36–62°
Oct 1
typical first frost
May 10
typical last frost
+1.2°
vs. the 20th-century average
NOAA U.S. Climate Normals, 1991–2020Full climate →
Health
How healthy Lake Flat is
Lake Flat beats the South Dakota average on 2 of 26 CDC measures and trails it on 5.
26 measures vs. South Dakota
2 better19 too close to call5 worse
| What stands out | Lake Flat | SD |
|---|---|---|
| More adults treating high blood pressure | 79.4% | 75.9% |
| More adults getting cholesterol checked | 87.4% | 84.8% |
| More adults with heart disease | 8.1% | 6.8% |
Hans P Peterson Memorial Hospital - Cah
32.4 mi away · emergency room
1 of 3
care shortages: mental health
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSAFull health report →
Outdoors
3.7% of Lake Flat is conserved land
4.0 miles of trails across 0 parks and preserves.
3.7%conserved
3.7%
conserved · 830 of 22,146 acres
4.0 mi
of trails · 0.1 per sq mi
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-USParks & trails →