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Black Jack, MO

City in St. Louis County, Missouri. ZIP codes: 63033.

Population

6,589

Land area

2.6sq mi

People per sq mi

2,548

ZIP codes

1

Black Jack and its ZIP codes

Full map

Black Jack at a glance

  • Black Jack is about 28 times as dense as Missouri as a whole.
  • It is the 118th most populous of 1,062 cities and towns in Missouri.
  • Households here earn a median of $78,331 a year, 11% more than the Missouri figure of $70,702.
  • A typical owner-occupied home is valued at $193,000 (16% below Missouri) and median rent is $1,166 a month.

Local data for Black Jack, MO

Counts from official public data

Housing and community stats

Black Jack, MO, American Community Survey 2020-2024

Full profile

Median household income

$78,331

Poverty rate

5.0%

Median home value

$193,000

Median rent

$1,166/mo

Homeownership

78.1%

Bachelor's or higher

32.2%

Median age

42.7

Average commute

27.5 min

Largest reported origins and ancestries: German Americans (290), Irish Americans (141), Polish Americans (67).

Home values and rentsIncome, education and commute

Economy and federal money

Jobs, pay, income and spending are for St. Louis County. PPP loans are for Black Jack.

Details

Unemployment rate

4.2%

Aug 2026, -0.3 pts in a year

Average annual pay

$78,741

589,803 jobs, 2025

Income per person

$104,775

BEA, 2024

Federal spending

$15.55B

FY 2026, $15,488 per person

PPP loans

$46.23M

1,813 loans, 5,711 jobs reported

St. Louis County economyFederal spendingPPP loans

How people get to work

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

  • Drove alone64.9%
  • Carpooled4.8%
  • Public transit2.0%
  • Walked0.0%
  • Bicycle0.0%
  • Taxi, ride-hailing, motorcycle or other3.4%
  • Worked from home25.0%

Average one-way commute: 27.5 minutes for people who do not work from home.

Environment and hazard risk

Black Jack, MO, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively High

Top: heat wave

Storm events since 1996

1,321

Countywide, mostly hail

Flood insurance policies

2,070

0.6% of homes, county

July high / Jan low

90° / 24°F

41.7 inches of rain a year

Hazards, floods and storm historyCheck a flood zone

Health statistics

Share of adults in Black Jack, MO, CDC PLACES estimates

All 40 measures

Obesity

39.5%

U.S. 33.3% +6.2 pts

Diabetes

17.5%

U.S. 12.1% +5.4 pts

Smoking

15.1%

U.S. 12.8% +2.3 pts

Uninsured (18-64)

8.4%

U.S. 11.1% -2.7 pts

ZIP codes in Black Jack

1 in or overlapping Black Jack. Population shown

·

Cities near Black Jack

NameDistanceLand area (sq mi)
Old JamestownCensus-designated place2.6 mi14.9
FlorissantCity2.9 mi12.6
Spanish LakeCensus-designated place3.2 mi7.4
DellwoodCity3.3 mi1
Castle PointCensus-designated place3.4 mi0.6
Calverton ParkCity3.6 mi0.4
Moline AcresCity4.4 mi0.6
FergusonCity4.4 mi6.2
Bellefontaine NeighborsCity4.4 mi4.4
Glasgow VillageCensus-designated place4.7 mi1
RiverviewVillage5.1 mi0.8
West AltonCity5.2 mi28.8
BerkeleyCity5.4 mi5
KinlochCity5.6 mi0.7
JenningsCity5.7 mi3.7
Country Club HillsCity5.8 mi0.2

Frequently asked questions

What county is Black Jack, MO in?
Black Jack is in St. Louis County, Missouri.
What ZIP codes are in Black Jack, MO?
ZIP codes in or overlapping Black Jack include 63033.
What is the population of Black Jack, MO?
About 6,589 people live in Black Jack, based on American Community Survey 5-year estimates.
What cities are near Black Jack?
Nearby places include Old Jamestown (2.6 mi), Florissant (2.9 mi), Spanish Lake (3.2 mi), Dellwood (3.3 mi), Castle Point (3.4 mi).

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