Zip Code 21758 Map and Profile

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Official Zip Code Name	Knoxville
Zip Code State	Maryland
Zip Code Type	Non-Unique
Primary County:	Frederick
Secondary County:	Washington
Area Code	227 / 240 / 301
Current Population:	4921
Racial Majority:	White 88.3%
Public School Racial Majority:	White 91.8%
Unemployment Rate:	4.3%
Median Household Income	$66648
Average Adjusted Gross Income	$83020
School Test Performance:	Above Average
Average Commute Time	42.1 Minutes
Time Zone:	Eastern Standard Time
Elevation Range	364 - 873 ft.
Area	38 Sqm.
Coordinates(Y,X)	39.34743800, -77.66059100

Zip Code 21758 Description

Zip Code 21758 is located in the state of Maryland in the Washington D.C. metro area. Zip code 21758 is primarily located in Frederick County. Portions of 21758 are also located in Washington County. The official US Postal Service name for 21758 is KNOXVILLE, Maryland. Portions of zip code 21758 are contained within or border the city limits of Rosemont, MD, Brunswick, MD, and Harpers Ferry, WV. Zip code 21758 is within area code 301 and area code 240. 21758 can be classified socioeconically as a Middle Class class zipcode in comparison to other zipcodes in Maryland.

The current unemployment level in 21758 is 4.3% which is higher than the current county unemployment level of 3.9% and is lower than the current state unemployment at 5.1% and higher than the current national unemployment rate at 4.3%.

According the 2010 US Census, the population of 21758 increased to 4921 from 4169 over the past 10 years. The majority ethnicity residing in 21758 is White while the majority ethnicity attending 21758 public schools is White. 30.6% of students in 21758 public schools receive or are eligible to participate in free or reduced lunch programs.