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Lewis, IA
City in Cass County, Iowa.
Population
461
Land area
0.5sq mi
People per sq mi
912
ZIP codes
0
Lewis and its ZIP codes
Lewis at a glance
- Lewis is about 16 times as dense as Iowa as a whole.
Local data for Lewis, IA
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Cass County. PPP loans are for Lewis.
Unemployment rate
3.1%
Aug 2026, -0.3 pts in a year
Average annual pay
$52,232
5,700 jobs, 2025
Income per person
$65,270
BEA, 2024
Federal spending
$97M
FY 2026, $7,388 per person
Environment and hazard risk
Lewis, IA, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: drought
Storm events since 1996
642
Countywide, mostly thunderstorm wind
Flood insurance policies
19
0.3% of homes, county
July high / Jan low
86° / 10°F
37.1 inches of rain a year
Health statistics
Share of adults in Lewis, IA, CDC PLACES estimates
Obesity
38.7%
U.S. 33.3% +5.4 pts
Diabetes
12.6%
U.S. 12.1% +0.5 pts
Smoking
15.3%
U.S. 12.8% +2.5 pts
Uninsured (18-64)
6.5%
U.S. 11.1% -4.6 pts
Cities near Lewis
| Name | Distance | Land area (sq mi) |
|---|---|---|
| GriswoldCity | 5.6 mi | 0.6 |
| AtlanticCity | 7.3 mi | 8.3 |
| MarneCity | 9.9 mi | 0.6 |
| CumberlandCity | 11 mi | 0.6 |
| ElliottCity | 11 mi | 0.4 |
| WiotaCity | 12 mi | 0.3 |
| GrantCity | 12 mi | 0.7 |
| WalnutCity | 14 mi | 2.2 |
| HancockCity | 16 mi | 0.7 |
| OaklandCity | 16 mi | 1.8 |
| MassenaCity | 17 mi | 0.7 |
| AvocaCity | 18 mi | 2.4 |
| CarsonCity | 18 mi | 0.7 |
| BraytonCity | 18 mi | 0.4 |
| AnitaCity | 19 mi | 1.8 |
| MacedoniaCity | 20 mi | 0.2 |
Frequently asked questions
- What county is Lewis, IA in?
- Lewis is in Cass County, Iowa.
- What is the population of Lewis, IA?
- About 461 people live in Lewis, based on American Community Survey 5-year estimates.
- What cities are near Lewis?
- Nearby places include Griswold (5.6 mi), Atlantic (7.3 mi), Marne (9.9 mi), Cumberland (11 mi), Elliott (11 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023