Patuxent River, MD 20670 ZIP Code Profile


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ZIP Code 20670: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Patuxent River, MD 20670

Acceptable Alternative
Patuxent Rvr, MD 20670

Not Acceptable, USPS
Patuxent River Naval Air Sta, MD 20670

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 132
  • Single Family Addresses: 822
  • Multi-Family Addresses: 0
  • County: St. Mary's County
  • Centroid: Latitude 38.281, Longitude -76.42
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

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20670 ZIP Code Map

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Patuxent River, MD 20670 Data & Demographics (As of July 1, 2016)


Total Population 1,074
Population in Households 851
Population in Familes 821
Population in Group Qrtrs 223
Population Density1 108
Diversity Index2 65


Total Households 216
Average Household Size 3.94
Family Households 194
Average Family Size 4


Total Housing Units 230 (100%)
Owner Occupied HU 1 ( 0.4%)
Renter Occupied HU 215 (93.5%)
Vacant Housing Units 14 ( 6.1%)
Median Home Value $0
Average Home Value $0


Median Household Income $57,461
Average Household Income $79,883
Per Capita Income $20,106
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.92% 0.53%
Households 0.22% 0.46%
Families 0.17% 0.41%
Median Household Income   1.27%
Per Capita Income   0.95%
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.

Patuxent River, MD 20670 - Peer Comparisons by Rank and Percentile

The table below compares 20670 to the other 455 ZIP Codes in Maryland by rank and percentile using July 1, 2016 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 # 350 23rd
Population Density1 # 345 24th
Diversity Index2 # 64 86th
Median Household Income # 332 27th
Per Capita Income # 434 5th

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

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