Portland, TN 37148 ZIP Code Profile

Related Place Profiles:
Portland, TN

Camera Icon Photos of the local Portland, TN area

ZIP Code 37148: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Portland, TN 37148

  • ZIP Code Type: STANDARD
  • County: Sumner County
  • Centroid: Latitude 36.568, Longitude -86.491
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 37148 has segments in 2 Counties (Robertson, Sumner).

  • Businesses Addresses: 587
  • PO Box Addresses: 507
  • Residential Addresses: 9,103
    • Multi-Family Addresses: 125
    • Single Family Addresses: 8,978

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

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.


37148 ZIP Code Map

Search the map for:

Portland, TN 37148 Data & Demographics (As of July 1, 2017)


Total Population 23,762
Daytime Population: Workers 8,717
Daytime Population: Residents 12,787
Total Daytime Population (TDP) 21,504
Ratio TDP/Total Population1 0.90
Population in Households 23,648
Population in Familes 20,049
Population in Group Qrtrs 114
Population Density2 177
Diversity Index3 21


Median Household Income $52,612
Average Household Income $63,288
Per Capita Income $23,041


Total Housing Units 9,379 (100%)
Owner Occupied HU 6,166 (65.7%)
Renter Occupied HU 2,430 (25.9%)
Vacant Housing Units 783 ( 8.3%)
Median Home Value $147,184
Average Home Value $183,004


Total Households 8,596
Average Household Size 2.75
Family Households 6,391
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 0.97% 1.09%
Households 0.92% 1.08%
Families 0.74% 0.94%
Median Household Income   1.91%
Per Capita Income   2.86%

Portland, TN 37148 - Peer Comparisons by Rank and Percentile

The table below compares 37148 to the other 616 ZIP Codes in Tennessee 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 # 97 84th
Population Density # 197 68th
Diversity Index # 258 58th
Median Household Income # 117 81st
Per Capita Income # 254 59th

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

Tennessee Research Tools

Tennessee Census Data Comparison Tool

Compare Tennessee Census Data
Highest or Lowest: