Prophetstown, IL 61277 ZIP Code Profile

Related Place Profiles:
Leon Corners, IL | Portland, IL | Prophetstown, IL

ZIP Code 61277: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Prophetstown, IL 61277

Not Acceptable, USPS
Brookhaven, IL 61277
Leon Corners, IL 61277
Portland, IL 61277
Portland Corners, IL 61277
Wethersfield, IL 61277

  • ZIP Code Type: STANDARD
  • County: Whiteside County
  • Centroid: Latitude 41.658, Longitude -89.92
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 61277 has segments in 2 Counties (Henry, Whiteside).

  • Businesses Addresses: 108
  • PO Box Addresses: 42
  • Residential Addresses: 1,320
    • Multi-Family Addresses: 29
    • Single Family Addresses: 1,291

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


Prophetstown, IL 61277 Data & Demographics (As of July 1, 2018)


Total Population 3,234
Population in Households 3,076
Population in Familes 2,487
Population in Group Qrtrs 158
Population Density2 23
Diversity Index3 10


Median Household Income $52,432
Average Household Income $65,837
Per Capita Income $27,470


Total Housing Units 1,530 (100%)
Owner Occupied HU 1,020 (66.7%)
Renter Occupied HU 304 (19.9%)
Vacant Housing Units 206 (13.5%)
Median Home Value $120,388
Average Home Value $159,289


Total Households 1,324
Average Household Size 2.32
Family Households 880
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 -0.58% -0.54%
Households -0.42% -0.44%
Families -0.6% -0.55%
Median Household Income   3.75%
Per Capita Income   3.72%

Prophetstown, IL 61277 - Peer Comparisons by Rank and Percentile

The table below compares 61277 to the other 1,378 ZIP Codes in Illinois by rank and percentile using July 1, 2018 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 # 564 59th
Population Density # 1010 27th
Diversity Index # 819 41st
Median Household Income # 842 39th
Per Capita Income # 787 43rd

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

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