McNair CDP, VA Profile: Facts, Map & Data


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McNair CDP, Virginia - Basic Facts

The McNair Census Designated Place had a population of 19,184 as of July 1, 2017. McNair CDP ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Virginia. See peer rankings below.

The primary coordinate point for McNair CDP is located at latitude 38.9521 and longitude -77.414 in Fairfax County. The formal boundaries for the McNair Census Designated Place (see map below) encompass a land area of 2.05 sq. miles and a water area of 0.02 sq. miles.

The McNair Census Designated Place (GNIS ID: 2584871) has a U2 Census Class Code which indicates a census designated place without an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

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

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McNair Census Designated Place, VA Boundary Map

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McNair CDP, VA Data & Demographics (As of July 1, 2017)


Total Population 19,184
Daytime Population: Workers 19,011
Daytime Population: Residents 7,366
Total Daytime Population (TDP) 26,377
Ratio TDP/Total Population1 1.37
Population in Households 19,184
Population in Familes 14,121
Population in Group Qrtrs 0
Population Density2 9,377
Diversity Index3 75


Median Household Income $100,718
Average Household Income $116,865
Per Capita Income $48,533


Total Housing Units 8,381 (100%)
Owner Occupied HU 2,404 (28.7%)
Renter Occupied HU 5,563 (66.4%)
Vacant Housing Units 414 ( 4.9%)
Median Home Value $381,377
Average Home Value $395,123


Total Households 7,967
Average Household Size 2.41
Family Households 4,591
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 1.26% 1.03%
Households 1.11% 0.97%
Families 0.8% 0.79%
Median Household Income   1.25%
Per Capita Income   2.64%

McNair CDP, VA - Peer Comparisons by Rank and Percentile

The table below compares McNair CDP to the other 593 incorporated cities, towns and CDPs in Virginia 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 # 63 90th
Population Density # 6 99th
Diversity Index # 50 92nd
Median Household Income # 89 85th
Per Capita Income # 68 89th

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

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