ZIP Code 57061
About Sinai
Sinai is a town in Brookings County, South Dakota, United States. The population was 99 at the 2020 census.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
220
population
$52,188
median household income
598
people / sq mi
$91,500
median home value
24.9
median age
83
housing units
76
households
0.4
land area (sq mi)
Points of interest
- bank