National, MD Profile: Facts, Map & Data


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National, Maryland - Basic Facts

The National Census Designated Place had a population of 58 as of July 1, 2017. National ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Maryland. See peer rankings below.

The primary coordinate point for National is located at latitude 39.6118 and longitude -78.9405 in Allegany County. The formal boundaries for the National Census Designated Place (see map below) encompass a land area of 0.16 sq. miles and a water area of 0 sq. miles. Allegany County is in the Eastern time zone (GMT -5). The elevation is 1,768 feet.

The National Census Designated Place (GNIS ID: 2583664) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The National Census Designated Place is located within District 18, Midland/Shaft, a minor civil division (MCD) of Allegany County.

Beneath the boundary map are tables with National population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for National: Upper Ocean.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


National Census Designated Place, MD Boundary Map

Also See: BIG Map | Driving Directions | MD Congressional Districts
Boundary Maps: District 18, Midland/Shaft | Allegany County | Maryland Counties / Independent Cities

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National, MD Data & Demographics (As of July 1, 2017)


Total Population 58
Daytime Population: Workers 6
Daytime Population: Residents 25
Total Daytime Population (TDP) 31
Ratio TDP/Total Population1 0.53
Population in Households 58
Population in Familes 51
Population in Group Qrtrs 0
Population Density2 370
Diversity Index3 3


Median Household Income $53,384
Average Household Income $58,327
Per Capita Income $23,574


Total Housing Units 29 (100%)
Owner Occupied HU 24 (82.8%)
Renter Occupied HU 3 (10.3%)
Vacant Housing Units 2 ( 6.9%)
Median Home Value $131,250
Average Home Value $152,083


Total Households 27
Average Household Size 2.15
Family Households 20
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population 0.49% 0.0%
Households 0.52% 0.0%
Families 4.05% 0.0%
Median Household Income   0.21%
Per Capita Income   2.08%

National, MD - Peer Comparisons by Rank and Percentile

The table below compares National to the other 518 incorporated cities, towns and CDPs in Maryland by rank and percentile using July 1, 2017 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 # 507 3rd
Population Density # 434 16th
Diversity Index # 513 1st
Median Household Income # 408 21st
Per Capita Income # 432 17th

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

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