PlainZIP

Lake Mills, IA · standard

ZIP Code 50450

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

2,897
14/sq mi
$76,125
Median income
$158,000
Median home value
20.0%
Bachelor's or higher

The verdict

Lake Mills pairs an above-median household income with below-median home values, in a rural, homeowner-dominated area.

Top 43%
household income, US ZIPs
29th pct
home value, US ZIPs
14
people per sq mi
70%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 50450 against every reporting US ZIP.

ZIP code 50450 is classified by USPS as a standard delivery area and covers roughly 209.9 square miles in Lake Mills, Winnebago County, Iowa. The area is home to 2,897 residents, producing a population density of 14 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 50450 against Iowa and the nation.

On the economic side, the median household income for ZIP 50450 sits at $76,125 (1% below the Iowa average), while per-capita income is $38,820. The poverty rate stands at 10.8% and the unemployment rate at 1.7%. On housing, the median home value is $158,000 (10% below the state average) with median rent at $640 per month, and 69.8% of occupied units are owner-occupied, a direct signal of whether 50450 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 20.0% of adults hold a bachelor's degree or higher, the median age is 45.7, and the average commute is —. We also surface 5 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Winnebago County, so you can benchmark 50450 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →

Top industries in ZIP 50450

Top 5 sectors by establishment count

Which industries have the most business establishments in ZIP 50450.

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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 50450, Lake Mills, IA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

2,897

Population

209.9

Area (sq mi)

14

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 50450?

45.7

Median Age

47.2%

Male

52.8%

Female

1.5%

Foreign-Born

White 91.1%
African American 0.0%
Asian 0.1%
American Indian or Alaska Native 0.1%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 8.2%
Hispanic or Latino 6.7%

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?

$76,125

Median Household Income

-1% vs state

$38,820

Per Capita Income

10.8%

Poverty Rate

1.7%

Unemployment Rate

How ZIP 50450 ranks nationally

Household income vs. every US ZIP code

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

$76,125 Top 43% higher than 57% 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%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $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 54.5%
Bachelor's Degree or Higher 20.0%

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

What does housing look like?

1,570

Total Housing Units

1,369

Occupied Units

201

Vacant Units

2.12

Avg Household Size

Occupancy Type

Owner 69.8%
Renter 30.2%

$158,000

Median Home Value

-10% vs state

$640

Median Rent

1961

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

+13.9%

YoY Change (2024)

214

HPI Index (2000 = 100)

+114%

Total Change Since 2000

Home values in ZIP 50450 have increased 13.9% over the past year (2024). Since 2000, this ZIP has seen +114% cumulative appreciation.

Year Annual Change HPI Index
2020 +11.7% 151
2021 +7.8% 163
2022 +23.6% 202
2023 -6.7% 188
2024 +13.9% 214

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 96 business establishments in ZIP 50450, employing approximately 1,272 people with a combined annual payroll of $53,995,000.

96

Businesses

1,272

Employees

$54.0M

Annual Payroll

12

Industry Sectors

Industry Establishments % of Total
Retail trade 18 18.8%
Manufacturing 11 11.5%
Construction 10 10.4%
Finance and insurance 9 9.4%
Other services (except public administration) 8 8.3%
Administrative and support and waste management and remediation services 7 7.3%
Health care and social assistance 7 7.3%
Accommodation and food services 7 7.3%
Transportation and warehousing 5 5.2%
Professional, scientific, and technical services 5 5.2%
Wholesale trade 4 4.2%
Information 4 4.2%

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 50450 vs 56029 →

ZIP 50450 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 50450 ranks the most populous — useful context the national average alone can't give.

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

ZIP 50450 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 50450 ranks #4 of 6 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
56029 Emmons, MN 744 7.2 mi
50446 Joice, IA 548 6.5 mi
50453 Leland, IA 588 7.5 mi
56089 Twin Lakes, MN 155 10.7 mi
50444 Hanlontown, IA 353 11.2 mi

More ZIP Codes in Winnebago County

50436 standard
Forest City, IA
Pop: 5,848
50424 standard
Buffalo Center, IA
Pop: 1,482
50478 standard
Thompson, IA
Pop: 775
50453 standard
Leland, IA
Pop: 588
50473 standard
Scarville, IA
Pop: 268
50465 standard
Rake, IA
Pop: 250

Related Areas

Winnebago County Lake Mills, IA Iowa

Frequently Asked Questions

What county is ZIP code 50450 in? ▼
ZIP code 50450 (Lake Mills) is located in Winnebago County, Iowa. Winnebago County contains multiple ZIP codes, see the full list at /counties/winnebago-ia.
What is the population of ZIP code 50450? ▼
ZIP code 50450 in Lake Mills, IA has a population of 2,897 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 50450? ▼
The median household income in ZIP 50450 is $76,125, which is 0% below the national average of $76,288.
What is the average home value in ZIP 50450? ▼
The median home value in ZIP 50450 is $158,000, which is 43% below the national average of $278,155.
What is the demographic makeup of ZIP 50450? ▼
The largest racial group in ZIP 50450 is White at 91.1%. Hispanic or Latino residents make up 6.7% of the population.
How many businesses are in ZIP code 50450? ▼
ZIP code 50450 has 96 business establishments employing approximately 1,272 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 50450? ▼
The top industries by establishment count in ZIP 50450 are: Retail trade (18), Manufacturing (11), Construction (10). There are 12 industry sectors represented in total.
How have home values changed in ZIP code 50450? ▼
According to the FHFA House Price Index, home values in ZIP 50450 increased by 13.9% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 114%. 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 50450? ▼
In ZIP code 50450, 54.5% of residents aged 25+ have a high school diploma or higher, and 20.0% 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 50450? ▼
In ZIP code 50450, approximately 69.8% of occupied housing units are owner-occupied and 30.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 50450? ▼
The poverty rate in ZIP code 50450 is 10.8% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP Code Research Guides

Reading Census Demographics
How to interpret population, income, and education data from the Census Bureau.
Understanding ZIP Code Data
What ZIP codes are, how ZCTAs differ, and what the data reveals.
Best ZIP Codes for Families
Key factors to evaluate when choosing a family-friendly neighborhood.
ZIP Codes for Relocation
Data-driven tips for evaluating ZIP codes before a move.

Official Data Resources for Lake Mills, IA

Verify and explore additional data for this area using these official government sources.

U.S. Census Bureau
Official demographic, economic, and housing data from the American Community Survey.
HUD Fair Market Rents
Department of Housing and Urban Development rental cost estimates by metropolitan area.
FBI Uniform Crime Reports
Official crime statistics compiled from law enforcement agencies nationwide.
FHFA House Price Index
Federal Housing Finance Agency home value trends based on repeat sales and appraisals.

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