Jamaica, IA · standard

ZIP Code 50128

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

360
5/sq mi Low-density area
$61,250
Median income Below-median income area
$122,900
Median home value Below-median home value
23.6%
Bachelor's or higher Near-average bachelor's attainment

National ZIP placement

Jamaica pairs a below-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.

31st pct
household income, US ZIPs
18th pct
home value, US ZIPs
5
people per sq mi
82%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 50128 against every reporting US ZIP.

ZIP code 50128 is a sparsely populated ZIP (a standard USPS delivery area) in Jamaica, Guthrie County, Iowa, home to just 360 residents across 75.0 square miles, a density of 5 people per square mile, in the Chicago time zone.

ZIP 50128 reports a modest median household income of $61,250 (20% below the average Iowa ZIP), while per-capita income is $38,940. The poverty rate is 24.7%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $122,900 (30% below the average Iowa ZIP), and median rent is $498; owner occupancy is 81.9%.

Educational attainment sits below the national norm: 23.6% of adults hold a bachelor's degree or higher, the median age is 55.1, and the average commute is -. The page also surfaces 3 ZIP codes within roughly 10 miles and 6 more in Guthrie County, so 50128 can be compared with both its immediate and county-level context.

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 →

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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 50128, Jamaica, 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

360

Population

75.0

Area (sq mi)

5

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 50128?

55.1

Median Age

49.1%

Male

50.9%

Female

0.6%

Foreign-Born

White 99.1%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.9%
Hispanic or Latino 1.5%

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?

$61,250

Median Household Income

-20% vs state ZIP avg

$38,940

Per Capita Income

24.7%

Poverty Rate

2.6%

Unemployment Rate

How ZIP 50128 ranks among Iowa ZIPs

Jamaica, IA household income vs. every Iowa ZIP code

Median household income among 911 reporting Iowa ZIPs (this ZIP's population is too small for a reliable national-corpus placement)

$61,250 20th percentile higher than 20% of 911 Iowa ZIPs

This ZIP $0 $200K+ every Iowa ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more Iowa 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 66.2%
Bachelor's Degree or Higher 23.6%

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

What does housing look like?

167

Total Housing Units

160

Occupied Units

7

Vacant Units

2.06

Avg Household Size

Occupancy Type

Owner 81.9%
Renter 18.1%

$122,900

Median Home Value

-30% vs state ZIP avg

$498

Median Rent

1938

Median Year Built

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

Nearby ZIP Codes

Want a side-by-side? Compare 50128 vs 50066 →

ZIP 50128 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 50128 ranks #3 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 50128 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 50128 ranks #4 of 4 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
50066 Dawson, IA 262 4.9 mi
50277 Yale, IA 483 5.7 mi
50235 Rippey, IA 483 7.1 mi

Nationwide ZIPs with similar ACS profiles

Two Census-derived peer sets for ZIP 50128, both outside IA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).

Similar median household income

Nearest cross-state ZIPs by ACS median household income.

More ZIP Codes in Guthrie County

Frequently Asked Questions

What county is ZIP code 50128 in?

ZIP code 50128 (Jamaica) is located in Guthrie County, Iowa. Guthrie County contains multiple ZIP codes, see the full list at /counties/guthrie-ia.

What is the population of ZIP code 50128?

ZIP code 50128 in Jamaica, IA has a population of 360 according to the Census Bureau ACS 2023 estimates.

What is the median household income in ZIP 50128?

The median household income in ZIP 50128 is $61,250, which is 20% below the national average of $76,288.

What is the average home value in ZIP 50128?

The median home value in ZIP 50128 is $122,900, which is 56% below the national average of $278,155.

What is the demographic makeup of ZIP 50128?

The largest racial group in ZIP 50128 is White at 99.1%. Hispanic or Latino residents make up 1.5% of the population.

What is the education level in ZIP code 50128?

In ZIP code 50128, 66.2% of residents aged 25+ have a high school diploma or higher, and 23.6% 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 50128?

In ZIP code 50128, approximately 81.9% of occupied housing units are owner-occupied and 18.1% are renter-occupied, based on Census ACS 2023 data.

What is the poverty rate in ZIP code 50128?

The poverty rate in ZIP code 50128 is 24.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP 50128's figures come from ACS 5-Year Estimates, Census ZIP Code Business Patterns, and the FHFA House Price Index. See our methodology for details.

Related

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

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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.