PlainZIP

North Sioux City, SD · standard

ZIP Code 57049

Union County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

5,789
158/sq mi
$93,134
Median income
$432,100
Median home value
44.1%
Bachelor's or higher

The verdict

North Sioux City pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 24%
household income, US ZIPs
Top 18%
home value, US ZIPs
158
people per sq mi
63%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57049 against every reporting US ZIP.

ZIP code 57049 is a mid-sized community (a standard USPS delivery area) in North Sioux City, Union County, South Dakota, home to 5,789 residents across 36.7 square miles, a density of 158 people per square mile, in the Chicago time zone.

ZIP 57049 lands in the middle-income range, with a median household income of $93,134 (22% above the South Dakota average), while per-capita income is $63,875. 6.2% of residents live below the poverty line, and the unemployment rate reads 3.7%. On housing, the median home value is $432,100 (125% above the state average) with median rent at $1,147 per month, and 62.7% of occupied units are owner-occupied.

A solid share of residents have a four-year degree: 44.1% of adults hold a bachelor's degree or higher, the median age is 39.8, and the average commute is -. A geography-based comparison follows: 10 ZIP codes within about 10 miles of 57049, plus 3 more within Union County, give a clearer read than the national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 57049

Top 5 sectors by establishment count in North Sioux City, SD

Which industries have the most business establishments in ZIP 57049.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 57049, North Sioux City, SD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

5,789

Population

36.7

Area (sq mi)

158

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 57049?

39.8

Median Age

51.6%

Male

48.4%

Female

2.9%

Foreign-Born

White 86.7%
African American 1.7%
Asian 1.6%
American Indian or Alaska Native 0.8%
Native Hawaiian or Pacific Islander 0.2%
Two or More Ethnicities 7.8%
Hispanic or Latino 7.8%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$93,134

Median Household Income

+22% vs state

$63,875

Per Capita Income

6.2%

Poverty Rate

3.7%

Unemployment Rate

How ZIP 57049 ranks nationally

North Sioux City, SD household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$93,134 Top 24% higher than 76% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 66.9%
Bachelor's Degree or Higher 44.1%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

3,557

Total Housing Units

3,504

Occupied Units

53

Vacant Units

2.27

Avg Household Size

Occupancy Type

Owner 62.7%
Renter 37.3%

$432,100

Median Home Value

+125% vs state

$1,147

Median Rent

2001

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+9.0%

YoY Change (2024)

237

HPI Index (2000 = 100)

+137%

Total Change Since 2000

Home values in ZIP 57049 have increased 9.0% over the past year (2024). Since 2000, this ZIP has seen +137% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.3% 174
2021 +7.3% 187
2022 +2.2% 191
2023 +13.7% 218
2024 +9.0% 237

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 343 business establishments in ZIP 57049, employing approximately 8,107 people with a combined annual payroll of $596,722,000.

343

Businesses

8,107

Employees

$596.7M

Annual Payroll

16

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 57 16.6%
Professional, scientific, and technical services 35 10.2%
Construction 33 9.6%
Wholesale trade 33 9.6%
Finance and insurance 31 9.0%
Retail trade 26 7.6%
Accommodation and food services 26 7.6%
Real estate and rental and leasing 22 6.4%
Other services (except public administration) 15 4.4%
Transportation and warehousing 13 3.8%
Manufacturing 11 3.2%
Management of companies and enterprises 11 3.2%
Arts, entertainment, and recreation 11 3.2%
Administrative and support and waste management and remediation services 10 2.9%
Educational services 5 1.5%
Information 4 1.2%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 57049 vs 51103 →

ZIP 57049 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 57049 ranks #5 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 57049 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 57049 ranks #2 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
51103 Sioux City, IA 17,453 3.3 mi
51109 Sioux City, IA 3,098 5.1 mi
51104 Sioux City, IA 22,104 5.3 mi
68776 South Sioux City, NE 15,447 5.6 mi
57038 Jefferson, SD 1,667 5.5 mi
68731 Dakota City, NE 2,637 8.1 mi
51101 Sioux City, IA 809 6.2 mi
51105 Sioux City, IA 10,216 7.3 mi
68743 Jackson, NE 693 7.3 mi
51111 Sioux City, IA 94 10.0 mi

More ZIP Codes in Union County

57025 standard
Elk Point, SD
Pop: 2,795
57001 standard
Alcester, SD
Pop: 1,672
57038 standard
Jefferson, SD
Pop: 1,667

Related Areas

Union County North Sioux City, SD South Dakota

Frequently Asked Questions

What county is ZIP code 57049 in? ▼
ZIP code 57049 (North Sioux City) is located in Union County, South Dakota. Union County contains multiple ZIP codes, see the full list at /counties/union-sd.
What is the population of ZIP code 57049? ▼
ZIP code 57049 in North Sioux City, SD has a population of 5,789 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57049? ▼
The median household income in ZIP 57049 is $93,134, which is 22% above the national average of $76,288.
What is the average home value in ZIP 57049? ▼
The median home value in ZIP 57049 is $432,100, which is 55% above the national average of $278,155.
What is the demographic makeup of ZIP 57049? ▼
The largest racial group in ZIP 57049 is White at 86.7%. Hispanic or Latino residents make up 7.8% of the population.
How many businesses are in ZIP code 57049? ▼
ZIP code 57049 has 343 business establishments employing approximately 8,107 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 57049? ▼
The top industries by establishment count in ZIP 57049 are: Health care and social assistance (57), Professional, scientific, and technical services (35), Construction (33). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 57049? ▼
According to the FHFA House Price Index, home values in ZIP 57049 increased by 9.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 137%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 57049? ▼
In ZIP code 57049, 66.9% of residents aged 25+ have a high school diploma or higher, and 44.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 57049? ▼
In ZIP code 57049, approximately 62.7% of occupied housing units are owner-occupied and 37.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57049? ▼
The poverty rate in ZIP code 57049 is 6.2% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.