ZIP Code 50128 - Jamaica Iowa

ZIP Code 50128 is located in Jamaica Iowa. Portions of 50128 are also in Richland Township (Guthrie County) and Franklin Township (Greene County) and Dallas Township (Dallas County) and Washington Township (Greene County). 50128 is primarily within Guthrie County, with some portions in Greene County and Dallas County. Regionally, 50128 is located in the Des Moines-Ames Area.

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ZIP Code 50128 Quick Stats

ZIP Code NameJamaica
Primary CountyGuthrie County
ZIP Code TypeStandard
Population (2022)429
Area Code(s)515 / 641
Current Time

ZIP Code 50128 Map

50128 Demographics

50128 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Iowa based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 50128 is White. The current unemployment level in 50128 is 2.2%.

Population Growth Rate2.81%
Population Density15 People per Square Mile
Total Households154
Median Household Income (2021)$43,594
Average Adjusted Gross Income (2021)$153,370
Current Unemployment Rate (June 2024)2.2%
Majority Race/EthnictyWhite - 98.65%

50128 Race/Ethnicty Breakdown

Native American00%
Hawaiian/Pac. Islander00%

50128 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College2913%
Bachelor Degree188.07%
High School Diploma10547.09%
No High School Diploma20.9%
GED or Alternate41.79%
1 or More Years of College3113.9%
Associates Degree3415.25%
Masters Degree00%
Professional Degree00%
Doctorate Degree00%

50128 Geography

Adjacent ZIP Codes
Cities/Towns in 50128
RegionDes Moines-Ames Area
Metropolitan/Micropolitan Stat AreaDes Moines-West Des Moines, IA
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area29 Square Miles

50128 Politics

US Congressional Districts in 50128
Iowa State Senate Districts in 50128
Iowa State House of Representatives Districts in 50128

50128 Weather and Climate Data

Plant Hardiness ZoneZone 5a: -20F to -15F
Average First Frost DateOctober 1 - 10
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion47b - Des Moines Lobe

50128 Annual Climate Data

Avg Min Temp (°F)8142537495963605139261437
Avg Max Temp (°F)28344761728285837664463259
Avg Precip (In.).

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