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Iroquois, SD
City in Kingsbury County, South Dakota. ZIP codes: 57353.
Population
389
Land area
0.6sq mi
People per sq mi
627
ZIP codes
1
Iroquois and its ZIP codes
Iroquois at a glance
- Iroquois is about 52 times as dense as South Dakota as a whole.
Local data for Iroquois, SD
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Kingsbury County. PPP loans are for Iroquois.
Unemployment rate
1.8%
Sep 2026, -0.2 pts in a year
Average annual pay
$50,580
1,767 jobs, 2025
Income per person
$76,703
BEA, 2024
Federal spending
$58.3M
FY 2026, $11,233 per person
PPP loans
$3.7M
145 loans, 311 jobs reported
Environment and hazard risk
Iroquois, SD, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: ice storm
Storm events since 1996
634
Countywide, mostly hail
Flood insurance policies
10
0.2% of homes, county
July high / Jan low
82° / 5°F
25.9 inches of rain a year
Hazards, floods and storm historyCheck a flood zone1 historic places
Health statistics
Share of adults in Iroquois, SD, CDC PLACES estimates
Obesity
36.1%
U.S. 33.3% +2.8 pts
Diabetes
11.1%
U.S. 12.1% -1.0 pts
Smoking
15.8%
U.S. 12.8% +3.0 pts
Uninsured (18-64)
7.6%
U.S. 11.1% -3.5 pts
ZIP codes in Iroquois
1 in or overlapping Iroquois. Population shown
Cities near Iroquois
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Pearl Creek ColonyCensus-designated place | 4.7 mi | 0.4 |
| YaleTown | 8.3 mi | 0.1 |
| CavourTown | 9.3 mi | 0.4 |
| BancroftTown | 9.7 mi | 0.2 |
| Collins ColonyCensus-designated place | 14 mi | 0.3 |
| De SmetCity | 15 mi | 1.2 |
| CarthageCity | 15 mi | 1.5 |
| Riverside ColonyCensus-designated place | 16 mi | 0.8 |
| MorningsideCensus-designated place | 16 mi | 0.5 |
| HuronCity | 18 mi | 9.7 |
| Shamrock ColonyCensus-designated place | 18 mi | 0.6 |
| Cloverleaf ColonyCensus-designated place | 20 mi | 0.1 |
| Willow LakeCity | 21 mi | 0.4 |
| ErwinTown | 22 mi | 0.5 |
| Huron ColonyCensus-designated place | 22 mi | 0.2 |
| Lake PrestonCity | 24 mi | 0.8 |
Frequently asked questions
- What county is Iroquois, SD in?
- Iroquois is in Kingsbury County, South Dakota.
- What ZIP codes are in Iroquois, SD?
- ZIP codes in or overlapping Iroquois include 57353.
- What is the population of Iroquois, SD?
- About 389 people live in Iroquois, based on American Community Survey 5-year estimates.
- What cities are near Iroquois?
- Nearby places include Pearl Creek Colony (4.7 mi), Yale (8.3 mi), Cavour (9.3 mi), Bancroft (9.7 mi), Collins Colony (14 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023