ZIP Code 50129 - Jefferson Iowa

ZIP Code 50129 is located in Jefferson Iowa. Portions of 50129 are also in Dana and Hardin Township (Greene County) and Bristol Township (Greene County) and Franklin Township (Greene County) and Grant Township (Greene County) and Jackson Township (Greene County). 50129 is entirely within Greene County. Regionally, 50129 is located in the Des Moines-Ames Area.

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ZIP Code 50129 Quick Stats

ZIP Code NameJefferson
Primary CountyGreene County
ZIP Code TypeStandard
Population (2022)5,208
Area Code(s)515 / 641 / 712
Current Time

ZIP Code 50129 Map

50129 Demographics

50129 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 50129 is White. The majority race/ethnicity attending public schools in 50129 is White. The current unemployment level in 50129 is 2.2%.

Population Growth Rate0.00%
Population Density31 People per Square Mile
Total Households2,375
Percentage High Income Households3.4%
Median Household Income (2021)$50,022
Average Adjusted Gross Income (2021)$486,500
Current Unemployment Rate (June 2024)2.2%
Majority Race/EthnictyWhite - 95.09%
Public School Majority Race/EthnictyWhite - 88.55%

50129 Race/Ethnicty Breakdown

Native American100.19%
Hawaiian/Pac. Islander00%

50129 Public School Race/Ethnicty Breakdown

Native American10.08%
Hawaiian/Pac. Islander00%

50129 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College33210.12%
Bachelor Degree55616.95%
High School Diploma1,07332.71%
No High School Diploma952.9%
GED or Alternate972.96%
1 or More Years of College52816.1%
Associates Degree44813.66%
Masters Degree912.77%
Professional Degree481.46%
Doctorate Degree120.37%

50129 Geography

Adjacent ZIP Codes
Cities/Towns in 50129
RegionDes Moines-Ames Area
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area166 Square Miles

50129 Politics

US Congressional Districts in 50129
Iowa State Senate Districts in 50129
Iowa State House of Representatives Districts in 50129

50129 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

50129 Annual Climate Data

Avg Min Temp (°F)8142536485863605139261437
Avg Max Temp (°F)28344661728286837664453159
Avg Precip (In.).94.942.

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