ZIP Code 52305 - Martelle Iowa

ZIP Code 52305 is located in Martelle Iowa. Portions of 52305 are also in Greenfield Township (Jones County) and Fairview Township (Jones County) and Linn Township (Linn County). 52305 is primarily within Jones County, with some portions in Linn County. Regionally, 52305 is located in the Cedar Rapids-Waterloo-Iowa City and Dubuque Area.

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ZIP Code 52305 Quick Stats

ZIP Code NameMartelle
Primary CountyJones County
ZIP Code TypeStandard
Population (2022)869
Area Code(s)319
Current Time
CDT

ZIP Code 52305 Map

52305 Demographics

52305 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 52305 is White. The current unemployment level in 52305 is 2.2%.

Population869
Population Growth Rate55.35%
Population Density33 People per Square Mile
Total Households264
Percentage High Income Households1.1%
Median Household Income (2021)$81,314
Average Adjusted Gross Income (2021)$160,550
Current Unemployment Rate (June 2024)2.2%
Majority Race/EthnictyWhite - 100.00%

52305 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White800100%
Black00%
Hispanic00%
Asian00%
Native American00%
Hawaiian/Pac. Islander00%

52305 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College347.61%
Bachelor Degree5812.98%
High School Diploma13630.43%
No High School Diploma184.03%
GED or Alternate265.82%
1 or More Years of College7617%
Associates Degree8418.79%
Masters Degree122.68%
Professional Degree00%
Doctorate Degree30.67%

52305 Geography

Coordinates42.01693726,-91.33738708
Adjacent ZIP Codes
Cities/Towns in 52305
RegionCedar Rapids-Waterloo-Iowa City and Dubuque Area
Metropolitan/Micropolitan Stat AreaCedar Rapids, IA
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area26 Square Miles

52305 Politics

US Congressional Districts in 52305
Iowa State Senate Districts in 52305
Iowa State House of Representatives Districts in 52305

52305 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

52305 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)8142637485862605139271537
Avg Max Temp (°F)27334660728184827563453258
Avg Precip (In.)1.151.182.293.464.214.564.164.563.522.532.491.5135.61

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