Ashton, MD 20861 ZIP Code Profile

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Ashton, MD

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ZIP Code 20861: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Ashton, MD 20861

  • ZIP Code Type: STANDARD
  • County: Montgomery County
  • Centroid: Latitude 39.155, Longitude -76.994
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 117
  • PO Box Addresses: 116
  • Residential Addresses: 664
    • Multi-Family Addresses: 0
    • Single Family Addresses: 664

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

EXTREMELY LOCAL Demographic Data

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20861 ZIP Code Map

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Ashton, MD 20861 Data & Demographics (As of July 1, 2017)


Total Population 1,781
Daytime Population: Workers 429
Daytime Population: Residents 990
Total Daytime Population (TDP) 1,419
Ratio TDP/Total Population1 0.80
Population in Households 1,703
Population in Familes 1,516
Population in Group Qrtrs 78
Population Density2 481
Diversity Index3 55


Median Household Income $133,670
Average Household Income $181,673
Per Capita Income $61,472


Total Housing Units 587 (100%)
Owner Occupied HU 465 (79.2%)
Renter Occupied HU 122 (20.8%)
Vacant Housing Units 0
Median Home Value $760,246
Average Home Value $751,613


Total Households 587
Average Household Size 2.9
Family Households 447
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 0.77% 0.77%
Households 0.68% 0.74%
Families 0.57% 0.71%
Median Household Income   1.13%
Per Capita Income   1.53%

Ashton, MD 20861 - Peer Comparisons by Rank and Percentile

The table below compares 20861 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 # 320 30th
Population Density # 209 54th
Diversity Index # 121 73rd
Median Household Income # 28 94th
Per Capita Income # 29 94th

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

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