South Egremont, MA 01258 ZIP Code Profile

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South Egremont, MA

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ZIP Code 01258: Basic Data & USPS Preferred City Name

Preferred Name, USPS
South Egremont, MA 01258

Acceptable Alternative
Mount Washington, MA 01258
Mt Washington, MA 01258
S Egremont, MA 01258

Not Acceptable, USPS
So Egremont, MA 01258

  • ZIP Code Type: PO BOX
  • Businesses Addresses: 43
  • Single Family Addresses: 101
  • Multi-Family Addresses: 0
  • County: Berkshire County
  • Centroid: Latitude 42.108, Longitude -73.465
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

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01258 ZIP Code Map

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South Egremont, MA 01258 Data & Demographics (As of July 1, 2016)


Total Population 223
Population in Households 221
Population in Familes 167
Population in Group Qrtrs 2
Population Density1 9
Diversity Index2 13


Total Households 96
Average Household Size 2.3
Family Households 59
Average Family Size 3


Total Housing Units 190 (100%)
Owner Occupied HU 79 (41.6%)
Renter Occupied HU 17 ( 8.9%)
Vacant Housing Units 94 (49.5%)
Median Home Value $416,667
Average Home Value $529,430


Median Household Income $55,705
Average Household Income $80,461
Per Capita Income $34,741
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.14% -0.09%
Households 0.17% 0.0%
Families 0.27% -0.34%
Median Household Income   1.31%
Per Capita Income   2.22%
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.

South Egremont, MA 01258 - Peer Comparisons by Rank and Percentile

The table below compares 01258 to the other 515 ZIP Codes in Massachusetts 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 # 491 5th
Population Density1 # 512 1st
Diversity Index2 # 401 22nd
Median Household Income # 406 21st
Per Capita Income # 322 38th

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

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