City of, 2013
Black Jack’s story
154 years in pictures
Census counts: 4,145 in 1970, 6,634 in 2020. The archive holds 2 old photos and papers going back to 2004 and 7 maps from 1927 on.
- 1872Black Jack is settled
Photo: Paul Sableman · CC BY 2.0
Population
6,547
2025 Census estimate · −1.5% since 2020
Typical home
$222K
+3.7% in a year
Household income
$78K
median
Median age
42.7
years
Jobs based here
822
A commuter town
TownGrade
C−
#181 of 247 in MO
Is Black Jack a good place to live?
Black Jack grades C− overall, 181st among Missouri's 247 graded towns, with clear strengths and some subjects that lag. It is more walkable than 76% of U.S. towns. On the other side, its schools rank behind 87% of the state's. Only 38 of Missouri’s 390 towns score lower on civic life. 5% of residents live below the poverty line in Black Jack, below both the Missouri town median (14%) and the median of U.S. towns (9.6%). Among 247 Missouri towns, just 4 have a lower share of working residents who work in town than Black Jack.
What makes Black Jack stand out
Where Black Jack beats most towns.
A commuter town
99% of working residents leave Black Jack for work
Where Black Jack’s working residents go each day. Line width shows the share.
822jobs based in Black Jack
1%of working residents work in town
12 mimedian commute distance
Census LEHD 2023
How Black Jack grades
Each subject compared with towns across the country (schools within Missouri), ordered by how far Black Jack is from typical.
SchoolsDOpen →WalkabilityEPA walkability 10.2 of 20; 4.4% of households have no carA−Open →HealthLess healthy than 75% of U.S. towns; Christian Hospital Northeast 2.1 miles awayCOpen →Jobs & income$78K median household incomeB+Open →Hazard riskinland flooding tops the listCOpen →Cost of livingB−Open →
Character Graded, but not part of the overall grade.
Outdoors0 miles of trails; 4% conserved landC+Open →HistoryCOpen →Civic life3.1 community nonprofits per 1,000 residentsDOpen →
Described, not graded Taste, not quality: snow or an older crowd is neither good nor bad.
How TownRatings grades towns →
Nearby attractions
All 59 attractions →Cahokia and 54 more within 40 miles
Museums, parks, gardens and other places to visit around Black Jack. Close and well known come first.
Big draw15 mi State parkCahokia
Big draw12 mi Stadium & arenaThe Dome at America's Center
13 mi Stadium & arenaBusch Stadium
12 mi National ParkGateway Arch National Park2.2M visitors a year
8 mi Ancient sitePiasa
15 mi LandmarkMonks MoundSources: National Park Service · ski areas © OpenSkiMap / OpenStreetMap contributors · Wikidata · Wikipedia readership · photos via Wikimedia Commons
Photo credits
Cahokia: Thank You (24 Millions ) views, CC BY 2.0 · The Dome at America's Center: Paul Sableman, CC BY 2.0 · Busch Stadium: Lee Ann Ratledge, CC BY 4.0 · Gateway Arch National Park: Daniel Schwen, CC BY-SA 4.0 · Piasa: Burfalcy, CC BY-SA 3.0 · Monks Mound: Skubasteve834, CC BY-SA 3.0
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Getting set up
The full setup list →Moving to Black Jack: who provides what
Who provides power, water and the rest in Black Jack, and how to reach them.
PowerUnion Electric13.3¢/kWh · EIA 2025HIFLD · EIA
WaterMissouri American WaterNo health-based violations in 5 years · EPAEPA
Internet5 providers99% of addresses get 100/20 MbpsFCC
Trash & dumpFrom the town’s siteTrash and recycling rulesTown site
Register to voteOnlineIn Missouri you can register online until 27 days before Election Day, in person until 27 days before Election Day, or by mail (postmarked 27 days before).vote.govWho runs elections hereSt. LouisSt. Louis County; contacts on the Handbook page.FVAP, Nov 2019
ZIP code6303363033 100%Census 2020
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.
The data
Ordered by what stands out in Black Jack.
SchoolsD
Black Jack’s grade for schools is a D
Its public schools are run by the Hazelwood school district. One of its 4 schools is below, with why it’s listed.
13%of MO districts it outscoresDSchool Grade
| School | Level | Students | Letter |
|---|---|---|---|
| Central MiddleLargest public middle schoolGrades 6–8 | Grades 6–8 | 692 | D |
NCES · EDFacts · graded within MO on state tests and graduation
Work & commuteJobs & income grade B+
Black Jack has 0.3 jobs for every working resident, so most commute out
25% of workers work from home, against 13% across Missouri.
Most working residents leave Black Jack for work: only 1% work in town. The average trip to work in Black Jack is 28 minutes. Jobs based in Black Jack fell to 822 in 2023, 182 fewer than in 2013.
1%work in town
| Black Jack | Missouri towns | U.S. towns | |
|---|---|---|---|
| Average trip to work | 28 minutes | 22 minutes | 25 minutes |
| Median household income | $78,000 | $62,000 | $80,000 |
Where working residents work
In Black Jack1%
St. Louis22%
Maryland Heights5%
Clayton4%
Hazelwood4%
12 mi
median commute distance
822
jobs based in Black Jack
A commuter town
jobs vs. working residents
A−
Walkability grade: more walkable than 76% of U.S. towns
Census LEHD 2023 · ACS
HealthC
A larger share of adults have high blood pressure in Black Jack than in most of Missouri or the rest of the country
48% of adults have high blood pressure in Black Jack. Of the 247 Missouri towns we compare, none has a lower share of adults who have been diagnosed with depression than Black Jack. 18% of adults have diabetes in Black Jack.
25%healthier than U.S. townsCHealth Grade
| Black Jack | Missouri towns | U.S. towns | |
|---|---|---|---|
| High blood pressure (CDC PLACES) | 48% | 37% | 35% |
| Binge drink (CDC PLACES) | 12% | 16% | 16% |
| Diabetes (CDC PLACES) | 18% | 12% | 12% |
| Yearly checkup (CDC PLACES) | 84% | 78% | 79% |
32 measures vs. Missouri
8 better10 too close to call14 worse
| What stands out | Black Jack | MO |
|---|---|---|
| Fewer binge drinkers | 11.5% | 16.3% |
| Fewer adults who have had cancer | 6.8% | 8.6% |
| More adults facing a utility shut-off | 15.7% | 9% |
Christian Hospital Northeast
2.1 mi away · emergency room
None
primary care, dental or mental-health shortage
43rd
percentile among MO towns
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Natural hazardsHazard risk grade C
Black Jack faces a high natural-hazard risk, led by inland flooding
Expected storm and flood damage is higher than in 72% of U.S. communities. One flood insurance claim has been paid in Black Jack since 1979.
72risk score of 100
FEMA risk score
Inland floodingHeat wavesEarthquakes
1
paid flood claims since 1979
5
federal disasters paid out here
FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA
Climate
Four seasons and hot summers in Black Jack
Black Jack has chilly winters and warm summers. July afternoons reach 88°, January nights drop to 23° and about 17 inches of snow falls in a winter.
17″snow a winter
Typical low → high °F
Winter26–43°
Spring46–66°
Summer67–87°
Fall47–68°
Nov 4
typical first frost
Apr 2
typical last frost
+0.9°
vs. the 20th-century average
NOAA U.S. Climate Normals, 1991–2020
HousingCost of living grade B−
A typical Black Jack home is worth about $222K
The typical Black Jack home is worth about $222,000, up 3.7% in a year, 16% below the Missouri typical home. 78% of Black Jack households own their home.
$222KZillow home value
| Black Jack | Missouri towns | U.S. towns | |
|---|---|---|---|
| Households that own their home | 78% | 64% | 73% |
| Median rent | $1,166 a month | $970 a month | $1,185 a month |
Typical home value
Black Jack$222K
Missouri$265K
Market temperature
7
days on market
98%
sale-to-list price
+3.7%
value change, 1 year
6
homes sold in May
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
Who lives here
Fewer young adults than Missouri overall
Adults 18 to 34 are 16% of residents (22% statewide); people 65 and older are 23% of residents (18% statewide). Black Jack’s median age is 42.7 years. 32% of adults 25 and older have a bachelor’s degree or more, vs 32% across Missouri.
42.7median age · MO 39
| Black Jack | Missouri towns | U.S. towns | |
|---|---|---|---|
| Aged 65 or older | 23% | 17% | 18% |
| Median age | 42.7 years | 38.5 years | 40.5 years |
| Bachelor’s degree or more, 25+ | 32% | 22% | 29% |
Black JackMissouriUnited States
Ages · share of residents
17%
Education · adults 25 and older
No diploma7%
High school26%
Some college27%
Associate’s8%
Bachelor’s16%
Graduate17%
Women and men · all residents
54% women, 46% men
That’s an even split within the survey’s margin of ±6.3 points. Across Missouri, 50.7% of residents are women. Among residents 75 and older, 61% are men (MO 42%).
| Black Jack | MO | U.S. | |
|---|---|---|---|
| Under 10 | 11.1% | 11.9% | 11.6% |
| 10 to 17 | 13.4% | 10.4% | 10.3% |
| 18 to 24 | 5.9% | 9.1% | 9.1% |
| 25 to 34 | 9.9% | 13.2% | 13.7% |
| 35 to 44 | 13.4% | 12.8% | 13.2% |
| 45 to 54 | 5.8% | 11.6% | 12.2% |
| 55 to 64 | 17.1% | 13% | 12.7% |
| 65 to 74 | 14.4% | 10.6% | 10.2% |
| 75 and older | 8.9% | 7.3% | 7% |
| No diploma | 7.1% | 8.1% | 10.4% |
| High school | 26.3% | 30.2% | 26% |
| Some college | 26.5% | 20.8% | 19.1% |
| Associate’s | 7.9% | 8.4% | 8.8% |
| Bachelor’s | 15.5% | 19.8% | 21.6% |
| Graduate | 16.7% | 12.6% | 14.1% |
U.S. Census Bureau · ACS 2020-2024 5-year estimates
OutdoorsC+
Black Jack has set aside 4.3% of its land for conservation
0.4 miles of trail in 1 park or preserve. The biggest park or preserve is Harold J. Evangelista Park, at 48 acres.
4.3%conserved
| Black Jack | Missouri towns | U.S. towns | |
|---|---|---|---|
| Miles of trail per square mile | 0.2 miles per square mile | 0.3 | 0.4 |
| Conserved land | 4.3% | 2.1% | 4.3% |
4.3%
conserved · 71 of 1,660 acres
0.4 mi
of trails · 0.2 per sq mi
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. Harold J. Evangelista Park | — | 48 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Keep exploring
Everything we know about Black Jack
18pages on Black Jack
The big questions
Out and about
The story
Day to day
After high school
Colleges nearby
21 within 15 miles of the center of Black Jack
University of Missouri-St LouisUniversity or college · Public · Saint Louis6.6 mi$14,112 in-state tuitionRanken Technical CollegeCommunity college · Private nonprofit · Saint Louis10.1 mi$18,008 tuitionLewis and Clark Community CollegeCommunity college · Public · Godfrey, IL11.2 mi$4,340 in-state tuition
About 5 of every 100 Black Jack residents are enrolled in college, about the same as Missouri.
About Black Jack
City in St. Louis County, Missouri, United States
Black Jack is a second-ring suburb of St. Louis in northern St. Louis County, Missouri, United States. The population was 6,634 at the 2020 census. A post office called Black Jack was established in 1872, and operated until 1906. The community was named for a grove of blackjack oak trees near the original town site.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 2.6 sq mi
- Elevation
- 600 ft
- Area code
- 314
Black Jack’s neighbors
2 towns share a border with Black Jack.
Old JamestownFlorissantBlack Jack
How the neighbors grade
| Town | MO rank | Overall | Cost | Safety | Schools | Health |
|---|---|---|---|---|---|---|
| Black Jack | #181 | C− | B− | — | D | C |
| Old Jamestown | #195 | C− | C | — | D | B− |
| Florissant | #179 | C− | B | C | D | C |
Black Jack and Old Jamestown report no FBI crime data of their own. Compare Black Jack with a neighbor →
Questions about Black Jack
Short answers, built from the data on this page.
Is Black Jack, MO a good place to live?
Black Jack grades C− overall, better than 21% of U.S. towns and #181 of 247 in Missouri. It grades C for health and D for schools. Schools is its weak spot, with a D.
Is Black Jack, MO expensive?
Louis, MO-IL metro area). Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades B−.