What city is ZIP code 51028?

ZIP code 51028 is in Kingsley, IA (Plymouth County).

What county is ZIP code 51028 in?

ZIP code 51028 is mostly in Plymouth County, Iowa.

How many people live in ZIP code 51028?

About 2,191 people live in the 51028 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 51028

Kingsley, IA, Plymouth County

Population

2,191

Land area

124.4sq mi

People per sq mi

City

Kingsley

ZIP 51028 and nearby ZIP codes

Full map

ZIP 51028 at a glance

ZIP 51028 (Kingsley) is 69% less dense than Iowa as a whole.
The median household income is $78,000, 4% above the Iowa median of $75,059.
A typical owner-occupied home is valued at $219,600 (6% above Iowa) and median rent is $785 a month.

Local data for ZIP 51028

Counts from official public data

Housing and community stats

ZIP 51028, American Community Survey 2020-2024

Full profile

Median household income

$78,000

Poverty rate

6.8%

Median home value

$219,600

Prices +12.0% in a year

Median rent

$785/mo

Homeownership

83.4%

Bachelor's or higher

29.9%

Median age

41.8

Average commute

23.7 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

ZIP Business Patterns 2023

Employees

281

$14.4M annual payroll

PPP loans

$7.1M

288 loans

Campaign donations

$980

18% D, 82% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 51028, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Low

Top: hail

Storm events since 1996

868

Countywide, mostly hail

Flood insurance policies

0.2% of homes, county

July high / Jan low

85° / 7°F

30.0 inches of rain a year

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 51028, CDC PLACES estimates

All 40 measures

Obesity

38.3%

U.S. 33.3% +5.0 pts

Diabetes

11.3%

U.S. 12.1% -0.8 pts

Smoking

14.0%

U.S. 12.8% +1.2 pts

Uninsured (18-64)

5.9%

U.S. 11.1% -5.2 pts

Frequently asked questions

What city is ZIP code 51028?: ZIP code 51028 is in Kingsley, IA (Plymouth County).
What county is ZIP code 51028 in?: ZIP code 51028 is mostly in Plymouth County, Iowa.
How many people live in ZIP code 51028?: About 2,191 people live in the 51028 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.