Jarrettsville, MD Community Profile: Data

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Jarrettsville, Maryland - Basic Facts

Jarrettsville is the common name for the community and surrounding area while the formal official name is the Jarrettsville Census Designated Place.

It is a community or populated place (Class Code U5) located in Harford County at latitude 39.6045 and longitude -76.4777. Harford County is in the Eastern time zone (GMT -5). The elevation is 646 feet.

The formal boundaries for the Jarrettsville Census Designated Place (see map) encompass a land area of 8.64 sq. miles and a water area of 0.03 sq. miles.

Alternate Unofficial Names for Jarrettsville: Carmens.

Camera Icon Photos of the local Jarrettsville, MD area

Also See: Jarrettsville, MD ZIP Codes and ZIP Code Maps

Jarrettsville, MD - Peer Comparisons by Rank and Percentile

The table below compares Jarrettsville to the other 518 incorporated cities, towns and CDPs in Maryland by rank and percentile using July 1, 2014 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 234 55th
Population Density1 # 442 15th
Diversity Index2 # 439 15th
Median Household Income # 88 83rd
Per Capita Income # 105 80th

Additional comparisons and rankings can be made with a VERY EASY TO USE Maryland Census Data Comparison Tool.


Jarrettsville, MD Data & Demographics (As of July 1, 2014)


Total Population 2,948
Population in Households 2,948
Population in Familes 2,763
Population in Group Qrtrs 0
Population Density1 341
Diversity Index2 11


Total Households 1,008
Average Household Size 2.92
Family Households 874
Average Family Size 3


Total Housing Units 1,049 (100%)
Owner Occupied HU 931 (88.8%)
Renter Occupied HU 77 ( 7.3%)
Vacant Housing Units 41 ( 3.9%)
Median Home Value $376,435
Average Home Value $407,055


Median Household Income $104,765
Average Household Income $125,290
Per Capita Income $43,030
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.26% 0.26%
Households 0.47% 0.37%
Families 0.46% 0.3%
Median Household Income   4.47%
Per Capita Income   4.42%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Information Updates

The Demographic Data for the 1,273 Maryland cities, towns, counties, ZIP Codes and Census Designated Places (CDPs) profiled in this gazetteer is updated annually. Last Update: July 1, 2014.

The ZIP Code maps and the data regarding the number of residential and business addresses in each ZIP Code are updated four times per year. Last Update: November 1, 2014.

The information on the 33,352 Maryland Physical, Cultural and Historic Features is updated six times per year. Last Update: December 2, 2014.

The School Attendance Zone Maps for 1,352 Maryland public schools are updated four times per year. Last Update: October 6, 2014.