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ZIP Code 63048 - Herculaneum Missouri

Overview

ZIP Code 63048 is located in Herculaneum Missouri. Portions of 63048 are also in Crystal City and Pevely and Joachim Township and River View Township. 63048 is entirely within Jefferson County. Regionally, 63048 is located in Metro St. Louis.

ZIP Code 63048 Quick Stats

ZIP Code NameHerculaneum
Primary CountyJefferson County
ZIP Code TypeStandard
Population (2022)4,024
Area Code(s)636
Current Time
CDT

ZIP Code 63048 Map

Map of ZIP Code 63048 in Herculaneum, MO — click to open interactive map

63048 Demographics

63048 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Missouri based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 63048 is White. The majority race/ethnicity attending public schools in 63048 is White. The current unemployment level in 63048 is 4.2%.

Population4,024
Population Growth Rate6.66%
Population Density1,007 People per Square Mile
Total Households1,274
Percentage High Income Households0.7%
Median Household Income (2021)$81,075
Average Adjusted Gross Income (2021)$357,100
Current Unemployment Rate (May 2026)4.2%
Sales Tax Rate (2025)10.8%
Majority Race/EthnicityWhite - 95.81%
Public School Majority Race/EthnicityWhite - 89.54%

63048 Race/Ethnicity Breakdown

Race/EthnicityTotalPercentage
White3,56395.81%
Black1223.28%
Hispanic140.38%
Asian200.54%
Native American00%
Hawaiian/Pac. Islander00%

63048 Public School Race/Ethnicity Breakdown

Race/EthnicityTotalPercentage
White88291.78%
Black313.23%
Hispanic293.02%
Asian151.56%
Native American40.42%
Hawaiian/Pac. Islander00%

63048 Educational Attainment Levels

Highest Education LevelTotalPercentage
Less Than 1 Year of College1869.59%
Bachelor Degree30215.57%
High School Diploma54327.99%
No High School Diploma432.22%
GED or Alternate1457.47%
1 or More Years of College27814.33%
Associates Degree37919.54%
Masters Degree442.27%
Professional Degree70.36%
Doctorate Degree130.67%

63048 Geography

Coordinates38.25875854, -90.39086914
Adjacent ZIP Codes
Cities/Towns in 63048
RegionMetro St. Louis
Metropolitan/Micropolitan Stat AreaSt. Louis, MO-IL
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area4 Square Miles

63048 Weather and Climate Data

Plant Hardiness ZoneZone 6b: -5F to 0F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneCfa - Humid Subtropical Climate
Ecoregion39i - Eastern Ozark Border
63048 Annual Climate Data
JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)18223141505965635442322342
Avg Max Temp (°F)39465767768489878070554366
Avg Precip (In.)2.222.363.814.084.063.843.083.493.112.814.13.1640.12

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