They all have 4 weeks, but February is the only one to have exactly 4 weeks (except in Leap years when it has 4 weeks and 1 day). April, June September and November each have 30 days = 4 weeks and 2 days. The rest of the months each have 31 days = 4 weeks and 3 days.
Prospect Heights, IL Other Information. 1  Located in COOK County, Illinois. 2  Prospect Heights, IL is also known as: 3  PROSPECT HTS, IL.
The primary coordinate point for Mount Prospect is located at latitude 42.0654 and longitude -87.9375 in Cook County. The formal boundaries for the Village of Mount Prospect (see map below) encompass a land area of 10.35 sq. miles and a water area of 0.03 sq. miles. Cook County is in the Central time zone (GMT -6). The elevation is 669 feet. The Village of Mount Prospect (GNIS ID: 2399416) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of A which identifies an active government providing primary general-purpose functions.