PlainZIP

Sergeant Bluff, IA · standard

ZIP Code 51054

Woodbury County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

5,110
49/sq mi
$119,716
Median income
$301,900
Median home value
36.8%
Bachelor's or higher

The verdict

Sergeant Bluff pairs a top-decile household income with above-median home values, in a rural, homeowner-dominated area.

Top 10%
household income, US ZIPs
Top 33%
home value, US ZIPs
49
people per sq mi
75%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 51054 against every reporting US ZIP.

ZIP code 51054 is a mid-sized community (a standard USPS delivery area) in Sergeant Bluff, Woodbury County, Iowa, home to 5,110 residents across 103.9 square miles, a density of 49 people per square mile, in the Chicago time zone.

ZIP 51054 skews affluent, with a median household income of $119,716 (56% above the Iowa average), while per-capita income is $47,922. Local economic indicators show a 8.9% poverty rate alongside 1.6% unemployment. On housing, the median home value is $301,900 (72% above the state average) with median rent at $1,156 per month, and 75.3% of occupied units are owner-occupied.

A solid share of residents have a four-year degree: 36.8% of adults hold a bachelor's degree or higher, the median age is 37, and the average commute is -. A geography-based comparison follows: 10 ZIP codes within about 10 miles of 51054, plus 6 more within Woodbury 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 51054

Top 5 sectors by establishment count in Sergeant Bluff, IA

Which industries have the most business establishments in ZIP 51054.

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 51054, Sergeant Bluff, IA · 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

5,110

Population

103.9

Area (sq mi)

49

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 51054?

37.0

Median Age

50.1%

Male

49.9%

Female

7.3%

Foreign-Born

White 86.7%
African American 0.9%
Asian 6.9%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 4.3%
Hispanic or Latino 3.0%

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?

$119,716

Median Household Income

+56% vs state

$47,922

Per Capita Income

8.9%

Poverty Rate

1.6%

Unemployment Rate

How ZIP 51054 ranks nationally

Sergeant Bluff, IA household income vs. every US ZIP code

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

$119,716 Top 10% higher than 90% 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%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $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 63.3%
Bachelor's Degree or Higher 36.8%

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

What does housing look like?

2,110

Total Housing Units

1,961

Occupied Units

149

Vacant Units

2.81

Avg Household Size

Occupancy Type

Owner 75.3%
Renter 24.7%

$301,900

Median Home Value

+72% vs state

$1,156

Median Rent

1995

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

+9.2%

YoY Change (2024)

206

HPI Index (2000 = 100)

+106%

Total Change Since 2000

Home values in ZIP 51054 have increased 9.2% over the past year (2024). Since 2000, this ZIP has seen +106% cumulative appreciation.

Year Annual Change HPI Index
2020 +3.3% 152
2021 +6.5% 162
2022 +12.5% 182
2023 +4.1% 189
2024 +9.2% 206

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 120 business establishments in ZIP 51054, employing approximately 2,156 people with a combined annual payroll of $128,060,000.

120

Businesses

2,156

Employees

$128.1M

Annual Payroll

12

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 17 14.2%
Retail trade 14 11.7%
Other services (except public administration) 13 10.8%
Accommodation and food services 12 10.0%
Construction 11 9.2%
Manufacturing 10 8.3%
Wholesale trade 8 6.7%
Professional, scientific, and technical services 8 6.7%
Finance and insurance 7 5.8%
Administrative and support and waste management and remediation services 7 5.8%
Transportation and warehousing 6 5.0%
Real estate and rental and leasing 3 2.5%

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 51054 vs 51111 →

ZIP 51054 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 51054 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 51054 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 51054 ranks the highest 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
51111 Sioux City, IA 94 3.5 mi
51106 Sioux City, IA 26,544 6.0 mi
51052 Salix, IA 1,027 5.6 mi
51105 Sioux City, IA 10,216 9.1 mi
51007 Bronson, IA 730 7.5 mi
51101 Sioux City, IA 809 8.5 mi
68030 Homer, NE 835 7.3 mi
68776 South Sioux City, NE 15,447 8.0 mi
51103 Sioux City, IA 17,453 11.1 mi
51030 Lawton, IA 1,737 10.8 mi

More ZIP Codes in Woodbury County

51106 standard
Sioux City, IA
Pop: 26,544
51104 standard
Sioux City, IA
Pop: 22,104
51103 standard
Sioux City, IA
Pop: 17,453
51105 standard
Sioux City, IA
Pop: 10,216
51108 standard
Sioux City, IA
Pop: 5,566
51109 standard
Sioux City, IA
Pop: 3,098

Related Areas

Woodbury County Sergeant Bluff, IA Iowa

Frequently Asked Questions

What county is ZIP code 51054 in? ▼
ZIP code 51054 (Sergeant Bluff) is located in Woodbury County, Iowa. Woodbury County contains multiple ZIP codes, see the full list at /counties/woodbury-ia.
What is the population of ZIP code 51054? ▼
ZIP code 51054 in Sergeant Bluff, IA has a population of 5,110 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 51054? ▼
The median household income in ZIP 51054 is $119,716, which is 57% above the national average of $76,288.
What is the average home value in ZIP 51054? ▼
The median home value in ZIP 51054 is $301,900, which is 9% above the national average of $278,155.
What is the demographic makeup of ZIP 51054? ▼
The largest racial group in ZIP 51054 is White at 86.7%. Hispanic or Latino residents make up 3.0% of the population.
How many businesses are in ZIP code 51054? ▼
ZIP code 51054 has 120 business establishments employing approximately 2,156 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 51054? ▼
The top industries by establishment count in ZIP 51054 are: Health care and social assistance (17), Retail trade (14), Other services (except public administration) (13). There are 12 industry sectors represented in total.
How have home values changed in ZIP code 51054? ▼
According to the FHFA House Price Index, home values in ZIP 51054 increased by 9.2% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 106%. 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 51054? ▼
In ZIP code 51054, 63.3% of residents aged 25+ have a high school diploma or higher, and 36.8% 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 51054? ▼
In ZIP code 51054, approximately 75.3% of occupied housing units are owner-occupied and 24.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 51054? ▼
The poverty rate in ZIP code 51054 is 8.9% 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.