Mehlville, Missouri

Area Profile

29,805 residents. Public schools, jobs, income, housing cost, climate and natural-hazard risk for Mehlville, in St. Louis County.

Area Score unavailable

Missing required signals: opportunity, growth. AreaProfile withholds a score rather than inferring the missing dimensions.

How we calculate this

How this area ranks
Housing affordabilityTop 21% of 4,223 published cities95
ClimateTop 40% of 4,223 published cities72
Physical resilienceTop 41% of 4,182 published cities67
AccessTop 44% of 4,226 published cities94
Economic stabilityTop 33% of 4,226 published cities68
The quick read

Rent takes 19% of median household income here, below the 30% threshold conventionally called cost-burdened, and the median home is 3.3 times that income.

A typical July reaches 89°F and a typical January falls to 24°F, on thirty-year normals.

A major airport is 17 miles away, giving the area unusually direct access to the national air network.

At a glance

Population
29,805
2024 ACS 5-Year
Median household income
$67,071
Top 50% nationally
Density
3,986/sq mi
7.5 sq mi of land
Median age
42.4
2024 ACS 5-Year
County
St. Louis County
Missouri
Metro area
St. Louis, MO-IL
Nearest major airport
STL
17 mi · St Louis Lambert Intl
Median home value
$218,400
2024 ACS 5-Year

Jobs & opportunity

31% of adults hold a four-year degree, higher than 71% of measured US cities.

MetricValueCompared with peersSource period
Median household income ±$4,401$67,071Top 50%2024 ACS 5-Year
Per capita income ±$2,154$40,133Top 32%2024 ACS 5-Year
Poverty rate7.8%Bottom 37%2024 ACS 5-Year
Average commute24.3 minBottom 37%2024 ACS 5-Year
Bachelor's degree or higher31.4%Top 29%2024 ACS 5-Year
Labor force participation65.1%Top 34%2024 ACS 5-Year
Mean annual wage$66,330Bottom 37%2025 OEWS
Median annual wage$49,990Bottom 40%2025 OEWS
Median household income, successive ACS releases
202120222023202467k58k
Each point is a separate five-year estimate, most recently $67,071 in the 2024 ACS 5-Year. Consecutive releases share four years of sample, so AreaProfile shows them as a record of successive estimates and does not compute a year-over-year change from them.
Largest occupations — St. Louis, MO-IL
OccupationPeople employedMedian annual wage
General and Operations Managers46,410$93,140
Home Health and Personal Care Aides44,200$34,490
Registered Nurses35,200$83,180
Cashiers31,130$32,380
Retail Salespersons29,750$33,820
Stockers and Order Fillers28,940$37,840

Occupational employment and wages are published for metropolitan areas rather than for individual cities or ZIP areas, so these describe the wider labor market this location sits in. 2025 OEWS, U.S. Bureau of Labor Statistics.

Housing & affordability

How it’s calculated →

Median rent of $1,066 takes 19% of median household income, below the 30% threshold at which a household is considered cost-burdened.

A median home costs 3.3 times median household income here, above the historic benchmark of about three times income.

Rent as a share of income
19.1%
Below the 30% cost-burdened threshold
Home price to income
3.3×
median home value ÷ median income
Median gross rent
$1,066
2024 ACS 5-Year
Median home value
$218,400
2024 ACS 5-Year
MetricValueCompared with peersSource period
Home price to income3.26Top 41%2024 ACS 5-Year
Homeownership rate66.0%Bottom 30%2024 ACS 5-Year
Housing units ±67913,994Top 4%2024 ACS 5-Year
Median gross rent ±$49$1,066Top 42%2024 ACS 5-Year
Median home value ±$6,343$218,400Top 42%2024 ACS 5-Year
Rent as a share of income19.1%Top 47%2024 ACS 5-Year
Vacancy rate3.5%Bottom 21%2024 ACS 5-Year

Both affordability measures come from the same ACS release as the income they are compared with, so the comparison is like for like. They describe housing cost against local earnings and are not a cost-of-living index — transport, groceries, healthcare, insurance and taxes are not included, and a place can look affordable here and still be expensive to live in for reasons this does not capture.

Growth & development

How it’s calculated →

No building-permit activity is published for this location by the Census Building Permits Survey.

Weather & climate

7 of the twelve months have a normal average temperature between 55°F and 80°F. July averages a high of 89°F and January a low of 24°F.

Normal annual precipitation is 40.8 inches.

Air quality measures a median index of 43, in the Good band, and about 2 days a year pass 100, the threshold at which the air is unhealthy for sensitive groups.

10°30°50°70°90°JFMAMJJASOND
Solid line: normal daily high. Dashed line: normal daily low. 1991-2020 normals from NOAA station CAHOKIA ST LOUIS AP, 9.7 miles from this location.
Precipitation
JFMAMJJASOND4.8"
Normal monthly precipitation, in inches.
MetricValueSource period
90th percentile air quality index58.02024 calendar year
Annual precipitation40.8"1991-2020 Normals
Average January low24°F1991-2020 Normals
Average July high89°F1991-2020 Normals
Comfortable months71991-2020 Normals
Days above AQI 10022024 calendar year
Median air quality index43.02024 calendar year
Seasonal temperature swing47°F1991-2020 Normals
Air quality
Median air quality index
43
Good on a typical day
Worst tenth of days
58
90th percentile index
Days above 100
2
unhealthy for sensitive groups

A comfortable median and a bad tail are different problems. Wildfire smoke and summer ozone show up in the worst tenth of days, not in the middle of the year.

Climate figures are thirty-year normals, not current conditions. They describe what a typical year looks like rather than what the weather is doing today. Air quality is measured rather than modelled, by EPA monitors, and published by county only where a monitor sits — roughly half the counties AreaProfile publishes have one, and the rest show nothing rather than an estimate. Air masses are regional, so a county reading describes the air over a place reasonably well, but it is still the county reading.

Physical risk

67 / 100
Physical resilience

The hazards accounting for most of this area's expected annual loss are inland flooding, earthquake and hail.

HailElevated
Inland floodingModerate
EarthquakeModerate
Ice stormModerate

Low or minimal exposure: heat wave, lightning, cold wave, winter weather, tornado, landslide, strong wind, wildfire, hurricane, drought.

Hazard ratings are AreaProfile calculations derived from the FEMA National Risk Index v1.20.0 (December 2025). FEMA publishes at county level. City values are the population-weighted mean of the counties the city overlaps, using AreaProfile place-to-county land-area weights. FEMA does not endorse this presentation. Higher physical resilience means lower exposure.

These are deaths, not offences. AreaProfile does not publish reported crime, and this is not a substitute for it — it says nothing about burglary, theft or assault.

St. Louis County records 13.1 homicide deaths per 100,000 residents a year, higher than most counties measured. The CDC does not publish this below county level.

Firearm deaths of all intents run at 21.6 per 100,000 — more than the homicide rate, because nationally most firearm deaths are suicides.

Drug overdose deaths run at 17.8 per 100,000 residents in St. Louis County.

Homicide
13.1
per 100,000 residents · under 10 deaths
Firearm deaths, all intents
21.6
per 100,000 residents · under 10 deaths
Drug overdose
17.8
per 100,000 residents · under 10 deaths
Suicide
15.8
per 100,000 residents · under 10 deaths

Firearm deaths count every intent together, and nationally the majority are suicides rather than homicides. The two columns overlap and should not be added.

Age-adjusted rates from provisional death certificate records, published by the CDC for St. Louis County as a whole — these rates are not published below county level. A county can hold both a dense city centre and a suburb whose experience of it is nothing alike, so this describes the county around Mehlville rather than Mehlville itself. That is why AreaProfile shows these figures and does not put them in the Area Score. Where fewer than ten deaths were recorded the count is suppressed at source, and a rate built on single figures moves sharply between releases. What this measure has that reported crime does not: a death certificate is filed whether or not the local police agency submitted a return that year, so the figures stay comparable between places and over time.

What this profile does not cover

Three things people look for are missing from every AreaProfile page, and each is missing for a reason rather than by oversight. The Area Score is calculated without them and the weighting is documented on the methodology page.

Reported crime
The FBI’s Crime Data Explorer is the only source for reported offences with national coverage and a published method, and it requires an API key AreaProfile does not hold. Arrest counts, news volume and commercial “safety scores” are not substituted in the meantime. What is published above under Safety is a different measurement — deaths rather than offences, from death certificates rather than police returns — and it covers no property crime at all.
Taxes
No tax dataset has met the source admission test for coverage, transparent methodology and update cadence. Nothing here is individualized tax advice.
Full cost of living
No public source publishes one with national coverage and a documented method. Housing affordability above is computed from published rent, price and income, and excludes transport, groceries, healthcare, insurance and taxes — commuting cost in particular tends to offset suburban housing savings.

Access

4 major airports lie within 100 miles, the nearest 17 miles away.

AirportCodeDistanceLongest runway
St Louis Lambert IntlSTL17 mi11,020 ft
St Louis RgnlALN30 mi8,099 ft
Veterans Airport of Southern IllinoisMWA88 mi8,012 ft

Airport identity, position and runway data come from the FAA. “Major airport” is an AreaProfile classification — a public-use civil airport with a paved runway of at least 8,000 feet — not an FAA hub designation. Distances are straight-line, not driving distance.

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Other cities in St. Louis, MO-IL

Same metropolitan area, measured the same way
CityCountyPopulationArea ScoreCompare
St. LouisSt. Louis city288,51257vs Mehlville
O'FallonSt. Charles County93,80177vs Mehlville
St. CharlesSt. Charles County71,50872vs Mehlville
St. PetersSt. Charles County59,09274vs Mehlville
FlorissantSt. Louis County51,77360vs Mehlville
ChesterfieldSt. Louis County49,574vs Mehlville
WentzvilleSt. Charles County47,06173vs Mehlville
BellevilleSt. Clair County41,37055vs Mehlville
OakvilleSt. Louis County35,333vs Mehlville
WildwoodSt. Louis County35,133vs Mehlville
University CitySt. Louis County34,68567vs Mehlville
O'FallonSt. Clair County32,26267vs Mehlville

Every city here is measured on the same scale from the same source releases, so the comparison is like for like. A higher Area Score reflects AreaProfile’s standardized weighting rather than a judgment about which is the better place to live.

Data & methodology

Used forSourceSource periodUpdated
AccessFederal Aviation Administration
Airports (NASR) — Aeronautical Data Delivery Service
NASR current cycle28-day NASR cycle
Physical riskFederal Emergency Management Agency
National Risk Index
National Risk Index December 2025 (v1.20.0)Periodic dataset versions (v1.20.0 current)
ClimateNOAA National Centers for Environmental Information
U.S. Climate Normals 1991–2020 (Monthly)
1991-2020 NormalsEvery ten years (next release follows the 2001–2030 period)
JobsU.S. Bureau of Labor Statistics
Occupational Employment and Wage Statistics
2025 OEWSAnnual (spring release)
Demographics, Housing, Income, JobsU.S. Census Bureau
American Community Survey 5-Year Estimates (Table-Based Summary File)
2024 ACS 5-YearAnnual (5-year estimates released each December)
safetyU.S. Centers for Disease Control and Prevention, National Center for Health Statistics
Provisional county-level mortality by intent
April, 2025 to March, 2026Quarterly, with a rolling twelve-month window alongside complete calendar years
ClimateU.S. Environmental Protection Agency, Air Quality System
Daily Air Quality Index by county
2024 calendar yearAnnually, once a calendar year is complete

Profile recalculated August 30, 2026. Recalculation is not the same as new source data — each figure above shows the period its source actually covers. Read the full methodology or browse every source.