Port Tobacco, MD 20677 ZIP Code Profile

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Port Tobacco, MD

ZIP Code 20677: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Port Tobacco, MD 20677

  • ZIP Code Type: STANDARD
  • County: Charles County
  • Centroid: Latitude 38.507, Longitude -77.042
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 56
  • PO Box Addresses: 182
  • Residential Addresses: 794
    • Multi-Family Addresses: 0
    • Single Family Addresses: 794

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

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.


20677 ZIP Code Map

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Port Tobacco, MD 20677 Data & Demographics (As of July 1, 2017)


Total Population 2,305
Daytime Population: Workers 213
Daytime Population: Residents 1,073
Total Daytime Population (TDP) 1,286
Ratio TDP/Total Population1 0.56
Population in Households 2,303
Population in Familes 2,014
Population in Group Qrtrs 2
Population Density2 145
Diversity Index3 46


Median Household Income $113,687
Average Household Income $131,864
Per Capita Income $46,247


Total Housing Units 877 (100%)
Owner Occupied HU 716 (81.6%)
Renter Occupied HU 92 (10.5%)
Vacant Housing Units 69 ( 7.9%)
Median Home Value $407,500
Average Home Value $450,559


Total Households 808
Average Household Size 2.85
Family Households 636
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 0.82% 1.05%
Households 0.85% 1.09%
Families 0.74% 1.02%
Median Household Income   1.17%
Per Capita Income   2.16%

Port Tobacco, MD 20677 - Peer Comparisons by Rank and Percentile

The table below compares 20677 to the other 456 ZIP Codes 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 # 301 34th
Population Density # 324 29th
Diversity Index # 174 62nd
Median Household Income # 61 87th
Per Capita Income # 101 78th

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

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