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Herculaneum, MO

City in Jefferson County, Missouri. ZIP codes: 63048.

Population

5,071

Land area

4.2sq mi

People per sq mi

1,220

ZIP codes

1

Herculaneum and its ZIP codes

Full map

Herculaneum at a glance

  • Herculaneum is about 14 times as dense as Missouri as a whole.
  • By population, it ranks 142nd among 1,062 cities and towns in Missouri.
  • The median household income is $93,438, 32% above the Missouri median of $70,702.
  • A typical owner-occupied home is valued at $234,300 and median rent is $1,690 a month.

Local data for Herculaneum, MO

Counts from official public data

Housing and community stats

Herculaneum, MO, American Community Survey 2020-2024

Full profile

Median household income

$93,438

Poverty rate

5.6%

Median home value

$234,300

Median rent

$1,690/mo

Homeownership

90.7%

Bachelor's or higher

23.0%

Median age

40.4

Average commute

29.3 min

Largest reported origins and ancestries: German Americans (1,229), Irish Americans (370), Italian Americans (306).

Home values and rentsIncome, education and commute

Economy and federal money

Jobs, pay, income and spending are for Jefferson County. PPP loans are for Herculaneum.

Details

Unemployment rate

3.6%

Aug 2026, -0.2 pts in a year

Average annual pay

$52,302

49,584 jobs, 2025

Income per person

$56,907

BEA, 2024

Federal spending

$1.45B

FY 2026, $6,386 per person

PPP loans

$6.13M

60 loans, 640 jobs reported

Jefferson County economyFederal spendingPPP loans

How people get to work

Herculaneum, MO, workers 16 and older. American Community Survey 5-year estimates

  • Drove alone75.1%
  • Carpooled8.9%
  • Public transit0.0%
  • Walked1.3%
  • Bicycle0.0%
  • Taxi, ride-hailing, motorcycle or other1.4%
  • Worked from home13.3%

Average one-way commute: 29.3 minutes for people who do not work from home.

Environment and hazard risk

Herculaneum, MO, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Moderate

Top: strong wind

Storm events since 1996

664

Countywide, mostly hail

Flood insurance policies

591

0.7% of homes, county

July high / Jan low

88° / 22°F

43.6 inches of rain a year

Hazards, floods and storm historyCheck a flood zone

Health statistics

Share of adults in Herculaneum, MO, CDC PLACES estimates

All 40 measures

Obesity

41.2%

U.S. 33.3% +7.9 pts

Diabetes

11.5%

U.S. 12.1% -0.6 pts

Smoking

18.1%

U.S. 12.8% +5.3 pts

Uninsured (18-64)

8.7%

U.S. 11.1% -2.4 pts

ZIP codes in Herculaneum

1 in or overlapping Herculaneum. Population shown

·

Cities near Herculaneum

NameDistanceLand area (sq mi)
HorineCensus-designated place1.9 mi0.7
PevelyCity2.2 mi5.1
FestusCity3.3 mi5.9
Crystal CityCity3.3 mi4.5
BarnhartCensus-designated place5.6 mi5
Valmeyer, ILVillage6.4 mi3.4
ImperialCensus-designated place7.5 mi5.2
KimmswickCity7.5 mi0.2
HillsboroCity9.1 mi3.8
Olympian VillageCity9.1 mi0.5
Maeystown, ILVillage9.5 mi0.3
Raintree PlantationCensus-designated place11 mi2
ArnoldCity11 mi11.5
De SotoCity12 mi4.4
Fults, ILVillage12 mi0.1
Briarwood EstatesCensus-designated place12 mi0.7

Frequently asked questions

What county is Herculaneum, MO in?
Herculaneum is in Jefferson County, Missouri.
What ZIP codes are in Herculaneum, MO?
ZIP codes in or overlapping Herculaneum include 63048.
What is the population of Herculaneum, MO?
About 5,071 people live in Herculaneum, based on American Community Survey 5-year estimates.
What cities are near Herculaneum?
Nearby places include Horine (1.9 mi), Pevely (2.2 mi), Festus (3.3 mi), Crystal City (3.3 mi), Barnhart (5.6 mi).

Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023