US ZIP Code
57049

North Sioux City, SD

Union County  ·  South Dakota

● Active
👥 7,814 Population ↑ 20% since 2019
💰 $93,239 Median HH Income
▲ 22% above avg ↑ 21% since 2019
🎂 39.3 Median Age ↓ 2% since 2019
🏠 $406,300 Median Home Value
▲ 46% above avg ↑ 53% since 2019
🎓 55.6% College Grads
▲ 44% above avg
📊 4.3% Unemployment
▼ 12% below avg ↑ 161% since 2019
ZIP Code Details
ZIP Code57049
CityNorth Sioux City
StateSouth Dakota (SD)
CountyUnion County
Area Code605
Elevation1,105 ft
Latitude42.523328
Longitude-96.509711
TimezoneChicago (DST)
FIPS46127
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 50.0% (3,906) Female 50.0% (3,908) ♀

Race & Ethnicity

White: 84.3%Hispanic: 6.9%Black: 1.5%Asian: 2.6%Other: 3.1%Race
White84.3%
Hispanic6.9%
Black1.5%
Asian2.6%
Other3.1%

Age Breakdown

Under 5
5%
5–17
19%
18–24
9%
25–44
23%
45–64
25%
65+
9%

Key Indicators

Median Age39.3 yrs ↓ 2% since 2019
Avg Household Size2.38
Below Poverty8.5% ▼ 15% below avg
College Grads55.6% ▲ 44% above avg
Unemployment4.3% ▼ 12% below avg
No HS Diploma9 (0.2%)
HS Graduate1,124 (22.4%)
Some College662 (13.2%)
Associates435 (8.7%)
Bachelors516 (10.3%)
Graduate Degree2,279 (45.4%)

Education

No HS: 0.2%HS Grad: 22.4%Some College: 13.2%Associates: 8.7%Bachelors: 10.3%Graduate: 45.4%Edu
No HS0.2%
HS Grad22.4%
Some College13.2%
Associates8.7%
Bachelors10.3%
Graduate45.4%
Housing & Income

Housing Tenure

Owner: 60.7%Renter: 39.3%Tenure
Owner60.7%
Renter39.3%

Home Value Distribution

Under $50k
7%
$50k–100k
4%
$100k–150k
5%
$150k–200k
6%
$200k–300k
11%
$300k–500k
34%
Over $500k
34%

Financials

Median HH Income$93,239 ▲ 22% above avg ↑ 21% since 2019
Median Home Value$406,300 ▲ 46% above avg ↑ 53% since 2019
Home/Income Ratio4.4x (nat avg ~3.5x)
Median Rent$1,160/mo ↑ 24% since 2019
Total Units3,386
Vacant Units99
Avg HH Size2.38

Income Distribution

Under $25k
11%
$25k–50k
14%
$50k–75k
12%
$75k–100k
15%
$100k–150k
19%
$150k–200k
13%
Over $200k
16%
Employment & Commute

How People Get to Work

Drove Alone
94%
Walked
1%
Work From Home
6%

Commute Time

Under 15 min
51%
15–30 min
40%
30–45 min
6%
Over 45 min
3%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
2%
1960s–1970s
6%
1980s–1990s
24%
2000+
66%

Summary

Total Units3,386
Vacant99
Owner Occupied60.7%
Renter Occupied39.3%
Avg HH Size2.38
Frequently Asked Questions
ZIP code 57049 is in North Sioux City, SD, in Union County.
ZIP code 57049 is located in South Dakota (SD).
ZIP code 57049 is in Union County, SD.
ZIP 57049 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 57049 is 7,814 people (ACS 2023).
The median household income in ZIP code 57049 is $93,239 (ACS 2023).
The median home value in ZIP 57049 is $406,300 (ACS 2023).
About ZIP Code 57049

ZIP code 57049 is located in North Sioux City, South Dakota, within Union County. With a population of 7,814, this is a lightly populated ZIP code with a middle-aged community — the median age is 39.3 years. Economically, 57049 is a middle-income ZIP code: the median household income of $93,239 is above the national average.

Real estate in ZIP code 57049 represents a premium housing market. The median home value of $406,300 is above the national average. Renters can expect to pay around $1,160 per month in median rent. Homeownership is strong here — 60.7% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 53% since 2019.

The population of 57049 is primarily White (84.26%). Residents are well-educated — 55.6% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 8.5%. Household income has grown by 21% since 2019.

The unemployment rate in 57049 stands at 4.3%, which is near the national average. As in most parts of the country, driving alone is the dominant commute mode at 86%.

Overall, ZIP code 57049 in North Sioux City, SD is characterized as middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 7,814 residents, a median household income of $93,239, and a median home value of $406,300, it offers a clear picture of life in this part of South Dakota.