US ZIP Code
50128

Jamaica, IA

Guthrie County  ·  Iowa

● Active
👥 331 Population ↓ 27% since 2019
💰 $50,179 Median HH Income
▼ 34% below avg ↑ 21% since 2019
🎂 62.6 Median Age ↑ 60% since 2019
🏠 $106,300 Median Home Value
▼ 62% below avg
🎓 33.2% College Grads
▼ 14% below avg
📊 4.2% Unemployment
▼ 15% below avg ↓ 12% since 2019
ZIP Code Details
ZIP Code50128
CityJamaica
StateIowa (IA)
CountyGuthrie County
Area Code641
Elevation1,033 ft
Latitude41.855589
Longitude-94.300236
TimezoneChicago (DST)
FIPS19077
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 51.1% (169) Female 48.9% (162) ♀

Race & Ethnicity

White: 100%Race
White100.0%

Age Breakdown

Under 5
5%
5–17
10%
18–24
9%
25–44
11%
45–64
21%
65+
23%

Key Indicators

Median Age62.6 yrs ↑ 60% since 2019
Avg Household Size1.81
Below Poverty24.2% ▲ 142% above avg
College Grads33.2% ▼ 14% below avg
Unemployment4.2% ▼ 15% below avg
HS Graduate127 (51.4%)
Some College18 (7.3%)
Associates20 (8.1%)
Bachelors26 (10.5%)
Graduate Degree56 (22.7%)

Education

HS Grad: 51.4%Some College: 7.3%Associates: 8.1%Bachelors: 10.5%Graduate: 22.7%Edu
HS Grad51.4%
Some College7.3%
Associates8.1%
Bachelors10.5%
Graduate22.7%
Housing & Income

Housing Tenure

Owner: 82.5%Renter: 17.5%Tenure
Owner82.5%
Renter17.5%

Home Value Distribution

Under $50k
19%
$50k–100k
26%
$100k–150k
20%
$150k–200k
7%
$200k–300k
14%
$300k–500k
15%

Financials

Median HH Income$50,179 ▼ 34% below avg ↑ 21% since 2019
Median Home Value$106,300 ▼ 62% below avg
Home/Income Ratio2.1x (nat avg ~3.5x)
Median Rent$536/mo ↓ 8% since 2019
Total Units188
Vacant Units5
Avg HH Size1.81

Income Distribution

Under $25k
18%
$25k–50k
30%
$50k–75k
15%
$75k–100k
11%
$100k–150k
23%
$150k–200k
2%
Employment & Commute

How People Get to Work

Drove Alone
96%
Walked
3%
Work From Home
1%

Commute Time

Under 15 min
3%
15–30 min
29%
30–45 min
43%
Over 45 min
25%
Housing Stock

Year Built

Before 1940
6%
1940s–1950s
6%
1960s–1970s
9%
1980s–1990s
13%
2000+
65%

Summary

Total Units188
Vacant5
Owner Occupied82.5%
Renter Occupied17.5%
Avg HH Size1.81
Frequently Asked Questions
ZIP code 50128 is in Jamaica, IA, in Guthrie County.
ZIP code 50128 is located in Iowa (IA).
ZIP code 50128 is in Guthrie County, IA.
ZIP 50128 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 50128 is 331 people (ACS 2023).
The median household income in ZIP code 50128 is $50,179 (ACS 2023).
The median home value in ZIP 50128 is $106,300 (ACS 2023).
About ZIP Code 50128

ZIP code 50128 is located in Jamaica, Iowa, within Guthrie County. With a population of 331, this is a sparsely populated ZIP code with an older community — the median age is 62.6 years. Economically, 50128 is a working-class ZIP code: the median household income of $50,179 is below the national average.

Real estate in ZIP code 50128 represents one of the more affordable housing markets in the country. The median home value of $106,300 is well below the national average. Renters can expect to pay around $536 per month in median rent. Homeownership is strong here — 82.5% of occupied units are owner-occupied, suggesting an established, stable residential community.

The population of 50128 is primarily White (100.00%). Residents are moderately educated — 33.2% hold a bachelor's degree or higher, which is near the national average. Poverty affects a significant share of residents at 24.2%. Household income has grown by 21% since 2019.

The unemployment rate in 50128 stands at 4.2%, which is near the national average. As in most parts of the country, driving alone is the dominant commute mode at 81%.

Overall, ZIP code 50128 in Jamaica, IA is characterized as working-class, moderately educated, an older community, and predominantly owner-occupied. With 331 residents, a median household income of $50,179, and a median home value of $106,300, it offers a clear picture of life in this part of Iowa.