McNair, VA: Population, ZIP Codes & Nearby Cities

McNair is a small incorporated city in Fairfax County, Virginia. In the dataset behind this page it has an estimated population of 21,485, sits at 38.951°N, 77.412°W, and observes Eastern time. Below you will find how it ranks inside Virginia, which ZIP codes it uses, the closest places around it, and how far it is from major US cities.

What are the key facts about McNair, VA?

What is the population of McNair, VA?

McNair has an estimated population of 21,485. That makes it the 58th largest of the 586 places we list in Virginia, and the 18th largest of 61 places in Fairfax County. The typical place in Virginia has about 1,532 residents, so McNair is roughly 14.0 times the size of a typical neighbor in the state.

Estimates for places of this size carry wider margins of error than those for big cities, so treat the figure as a guide to scale. Our guide to understanding city population numbers explains why sources disagree.

Places in Virginia with a similar population include Rose Hill (22,252), Chester (22,032), Brambleton (21,358), Montclair (20,881), Lorton (20,871). Comparing these pages is a quick way to see how McNair differs from communities of the same scale.

How dense is McNair?

McNair has about 10,521 people per square mile (4,062 per square kilometer), which we classify as an urban core. Within Virginia, it is denser than about 99% of the listed places. Streets at this level typically mix apartment buildings, mixed-use blocks and frequent transit, and many errands can be done on foot. Read how to interpret population density to see how we draw these lines.

What ZIP codes does McNair use?

McNair uses one ZIP code: 20171. A single code usually means a compact delivery area, but the same code may also serve addresses just outside the town line. Codes beginning with 2 are assigned to the Mid-Atlantic and Southeast coast (D.C., Maryland, Virginia, West Virginia and the Carolinas). Learn more in our guide to how ZIP codes work or check any code with the ZIP code lookup.

What time zone is McNair in?

McNair is in the Eastern time zone, which is UTC−5 from Coordinated Universal Time in standard time (IANA zone America/New_York). The area observes daylight saving time, so clocks move forward in March and back in November. The nearest listed place in a different time zone is Fairfield Glade, TN, about 457 miles away, which gives a sense of how far the nearest zone boundary may be. Current local time: see the Eastern time hub. For the rules behind these zones, read US time zones explained.

Where is McNair located in Virginia?

McNair lies in the northeastern part of Virginia, at 38.951° north latitude and 77.412° west longitude. The state capital, Richmond, is about 98 miles to the south. The closest listed place in another state is Travilah, MD, roughly 12 miles to the northeast, which shows how near McNair is to a state line. For big-city services, the nearest place with more than 100,000 people is Arlington, VA, 17 miles to the east.

Which cities are near McNair, VA?

The closest listed place to McNair is Floris, VA, 1.2 miles to the south. Of the eight nearest places below, 6 are in the same county. Distances are straight-line (great-circle) miles measured between place centers; see how distance is calculated.

Which county is McNair in?

McNair is in Fairfax County, which has the Federal Information Processing Standards (FIPS) code 51059. The county contains 61 places in our data, 57 of which have their own page here and 4 smaller communities that appear only in county and state lists. Other places in the county include Centreville (74,125), Reston (61,147), McLean (47,682), Annandale (43,295), Burke (42,806). Codes like this one help separate places that share a name; see the guide to counties and FIPS codes.

How far is McNair from major US cities?

Among six major hubs, McNair is closest to New York, NY at about 221 miles and farthest from Los Angeles, CA at about 2,281 miles in a straight line. Road distances are usually 10 to 30 percent longer. Try the distance calculator for any other pair.

Are there other places called McNair?

No. In our data, McNair in Fairfax County, Virginia is the only place with this name, so the name alone is enough to identify it, though adding the state is still good practice in addresses and forms.

Planning a move to McNair?

If you are weighing McNair, start with the practical numbers: how far it is from where you live, whether it changes your time zone, and how its size and density compare with your current city. Use the distance calculator to measure the trip from where you live. The radius search tool lists every place within any distance of it. Our checklist for comparing cities explains what to check next.

Where to go next

Population and density come from a compiled dataset and are estimates. They may differ from official Census Bureau counts. Verify important figures at census.gov.