ZIP Code 50638 - Grundy Center Iowa

ZIP Code 50638 is located in Grundy Center Iowa. Portions of 50638 are also in Palermo Township and Lincoln Township (Grundy County) and Washington Township (Grundy County) and Melrose Township and Colfax Township (Grundy County). 50638 is entirely within Grundy County. Regionally, it is located in the Cedar Rapids-Waterloo-Iowa City and Dubuque Area.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 50638 Quick Stats

ZIP Code NameGrundy Center
Primary CountyGrundy County
ZIP Code TypeStandard
Population (2022)3,330
Area Code(s)319 / 641
Current Time
CDT

ZIP Code 50638 Map

50638 Demographics

50638 can be classified socioeconomically as 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 50638 is White. The majority race/ethnicity attending public schools in 50638 is White. The current unemployment level in 50638 is 2.7%.

Population3,330
Population Growth Rate0.00%
Population Density34 People per Square Mile
Total Households1,392
Percentage High Income Households1.2%
Median Household Income (2021)$76,038
Average Adjusted Gross Income (2020)$67,020
Current Unemployment Rate (April 2024)2.7%
Majority Race/EthnictyWhite - 98.74%
Public School Majority Race/EthnictyWhite - 95.45%

50638 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White3,37298.74%
Black00%
Hispanic190.56%
Asian240.7%
Native American00%
Hawaiian/Pac. Islander00%

50638 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White67197.39%
Black50.73%
Hispanic60.87%
Asian20.29%
Native American20.29%
Hawaiian/Pac. Islander30.44%

50638 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1627.67%
Bachelor Degree41819.79%
High School Diploma72834.47%
No High School Diploma160.76%
GED or Alternate542.56%
1 or More Years of College31414.87%
Associates Degree30414.39%
Masters Degree813.84%
Professional Degree160.76%
Doctorate Degree190.9%

50638 Geography

Coordinates42.36256027,-92.80326080
Adjacent ZIP Codes
Cities/Towns in 50638
RegionCedar Rapids-Waterloo-Iowa City and Dubuque Area
Metropolitan/Micropolitan Stat AreaWaterloo-Cedar Falls, IA
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area99 Square Miles

50638 Politics

US Congressional Districts in 50638
Iowa State Senate Districts in 50638
Iowa State House of Representatives Districts in 50638

50638 Weather and Climate Data

Plant Hardiness ZoneZone 5a: -20F to -15F
Average First Frost DateOctober 1 - 10
Average Last Frost DateMay 1 - 10
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion47c - Iowan Surface

50638 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)6122435475862594938251235
Avg Max Temp (°F)25314458718084817462442957
Avg Precip (In.).91.992.223.274.445.14.233.973.022.552.21.2234.11

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