Seneca, KS 66538 ZIP Code Profile

Related Place Profiles:
Kelly, KS | Seneca, KS

ZIP Code 66538: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Seneca, KS 66538

Acceptable Alternative
Kelly, KS 66538
St Benedict, KS 66538

  • ZIP Code Type: STANDARD
  • County: Nemaha County
  • Centroid: Latitude 39.837, Longitude -96.061
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 222
  • PO Box Addresses: 43
  • Residential Addresses: 1,465
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1,465

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.


66538 ZIP Code Map

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Seneca, KS 66538 Data & Demographics (As of July 1, 2017)


Total Population 3,320
Daytime Population: Workers 2,622
Daytime Population: Residents 1,628
Total Daytime Population (TDP) 4,250
Ratio TDP/Total Population1 1.28
Population in Households 3,227
Population in Familes 2,600
Population in Group Qrtrs 93
Population Density2 21
Diversity Index3 8


Median Household Income $49,252
Average Household Income $68,782
Per Capita Income $29,571


Total Housing Units 1,545 (100%)
Owner Occupied HU 1,101 (71.3%)
Renter Occupied HU 311 (20.1%)
Vacant Housing Units 133 ( 8.6%)
Median Home Value $118,804
Average Home Value $157,925


Total Households 1,412
Average Household Size 2.29
Family Households 875
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 0.19% 0.32%
Households 0.29% 0.37%
Families 0.11% 0.27%
Median Household Income   2.52%
Per Capita Income   3.31%

Seneca, KS 66538 - Peer Comparisons by Rank and Percentile

The table below compares 66538 to the other 699 ZIP Codes in Kansas 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 # 170 76th
Population Density # 249 65th
Diversity Index # 662 6th
Median Household Income # 408 42nd
Per Capita Income # 205 71st

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

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