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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2023

ZIP Codes for City of Rock Island, TN

Need a ZIP Code for Rock Island, TN? Please enter an address.

Counties:WARREN, TN
Area Code(s):931
Timezone(s):Central (GMT -06:00)
City Population:4,112 (More Details)
CBSA:McMinnville, TN
Congressional District(s):04, 06
Land Area:433 square miles (county)
Water Area:1 square miles (county)

1 ZIP Code

Rock Island, TN ZIP Code Boundaries

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Rock Island, TN Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases
38581Standard4,112100.00%BONE CAVE

Rock Island, TN Demographic Information *

There is no Census data for the city of ROCK ISLAND, TN. We have pulled information for the ZIP Code 38581 instead.
Total population**4,112
Male population2,088
Female population2,024
Median age (years)40.5
White Population3,892
Black Population49
Indian Population12
Asian Population3
Hawaiian Population0
Hispanic Population175
Median age (Male)39.8
Median age (Female)41.3
Total households1,630
Family households (families)1,190
Average household size2.52
Average family size2.92
Total housing units1,928
* Demographic data is based on 2010 Census for the City of ROCK ISLAND.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],