Postal Codes

63673 ZIP Code

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ZIP code 63673 covers Saint Mary, Missouri, with a population of about 2,350 and a median household income of $75,000.

Population
2,35020 per square mile
Median age
38.5about the US average
Median household income
$75,0001.1× the Missouri median
Poverty rate
13.8%1.4 points above the US average
Typical home value
$261,838up 40.2% in five years
Median rent
$9267% below the Missouri median
Degree or higher
18.3%16.7 points below the US average
Homeownership
81.4%16.4 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
22

Where 63673 is

Saint Mary, Missouri — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population2,350
Median age38.5
Family households69%
Born outside the US0.2%
Speaks a language other than English at home0.2%
White (non-Hispanic)97.3%
Black (non-Hispanic)0.9%
Asian (non-Hispanic)0.1%
Hispanic or Latino0.1%
Veterans5.8%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$75,000
Income per person$34,897
Poverty rate13.8%
Households on SNAP or cash assistance4.9%

Household income distribution

Under $10k1.4%
$10–15k3.7%
$15–20k4.4%
$20–25k4.9%
$25–30k5.6%
$30–35k2.1%
$35–40k2.1%
$40–45k3.0%
$45–50k8.4%
$50–60k7.6%
$60–75k6.8%
$75–100k15.5%
$100–125k10.0%
$125–150k1.6%
$150–200k15.7%
$200k or more7.2%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed970
Mean adjusted gross income$60,964
Returns declaring $200,000 or more2.1%
Returns, under $25k29.9%
Returns, $25k–$50k23.7%
Returns, $50k–$75k14.4%
Returns, $75k–$100k13.4%
Returns, $100k–$200k16.5%
Returns, $200k or more2.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$217,000
Median gross rent$926
Owner-occupied81.4%
Vacant homes17.7%
Median year built1977

What the homes are

Detached house70.3%
Attached house1.4%
2 to 4 units7.1%
Mobile home21.1%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$261,838as of 2026-07
Typical home value, 1 yearup 7.8%
Typical home value, 5 yearsup 40.2%
Typical home value, 10 yearsup 90.8%
Typical home value since 2000
200920172026$261,838$121,754

$132,512 in 2009 to $261,838 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.2%
Bachelor's degree or higher18.3%
High school diploma or higher91.3%
Works from home5.8%
Drives to work alone92.3%
Takes public transport0%
Commutes 45 minutes or more13.9%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity37% 3.6 pts above the national average of 33.4%
Diagnosed diabetes13.2% 1.2 pts above the national average of 12%
Currently smokes17.5% 4.3 pts above the national average of 13.2%
High blood pressure40.6% 6.5 pts above the national average of 34.1%
Fair or poor general health21.8% 1.5 pts above the national average of 20.3%
No health insurance (18–64)8.3% 3 pts below the national average of 11.3%
Depression24.2% 2.3 pts above the national average of 21.9%
No leisure-time physical activity30.4% 5 pts above the national average of 25.4%
Arthritis33.8% 8.7 pts above the national average of 25.1%
Binge drinking15.7% same as the national average of 16%
Taking blood pressure medication79.8% 5.1 pts above the national average of 74.7%
Cancer (non-skin)10.4% 2.7 pts above the national average of 7.7%
Current asthma10.5% same as the national average of 10.4%
Coronary heart disease8.2% 2 pts above the national average of 6.2%
Routine check-up in past year79.5% 2.8 pts above the national average of 76.7%
Cholesterol screening86.1% same as the national average of 85.9%
Cognitive disability17.2% 2.4 pts above the national average of 14.8%
Colorectal screening65.4% 1.1 pts above the national average of 64.3%
COPD9.6% 3 pts above the national average of 6.6%
Visited a dentist59.5% 1.8 pts below the national average of 61.3%
Any disability38.6% 7.9 pts above the national average of 30.7%
Lacks emotional support19.7% 5.1 pts below the national average of 24.8%
Food insecurity11.9% 5.2 pts below the national average of 17.1%
Received food stamps9.1% 5.2 pts below the national average of 14.3%
Hearing disability9.9% 3.2 pts above the national average of 6.7%
High cholesterol41.2% 5 pts above the national average of 36.2%
Housing insecurity10.1% 3.7 pts below the national average of 13.8%
Independent living disability9.3% 0.9 pts above the national average of 8.4%
Lacks transport7.2% 2 pts below the national average of 9.2%
Loneliness30.3% 4.1 pts below the national average of 34.4%
Mammography use71.7% 4.2 pts below the national average of 75.9%
Poor mental health (14+ days)16.8% same as the national average of 16.8%
Mobility disability17.7% 3.7 pts above the national average of 14%
Poor physical health (14+ days)15.8% 2.3 pts above the national average of 13.5%
Self-care disability4.2% same as the national average of 4%
Utility shut-off threat7.4% 1.4 pts below the national average of 8.8%
Sleeps under 7 hours38% 1.6 pts above the national average of 36.4%
Stroke4.1% 0.7 pts above the national average of 3.4%
All natural teeth lost14.7% 1.7 pts above the national average of 13%
Vision disability5.1% 0.5 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments22
People employed57
Annual payroll$2,226,000
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Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 84.8% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 4 census tracts this ZIP code covers
Expected annual loss86 out of 100
Community resilience73 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Strong wind96.8Very High at its worst in this ZIP code
Landslide94.9Relatively Moderate at its worst in this ZIP code
Heat wave94.6Very High at its worst in this ZIP code
Winter weather90.6Relatively High at its worst in this ZIP code
Drought88.6Relatively Low at its worst in this ZIP code
Earthquake86Relatively High at its worst in this ZIP code
Cold wave85Relatively High at its worst in this ZIP code
Tornado83.7Very High at its worst in this ZIP code
Hail81.6Relatively Moderate at its worst in this ZIP code
River flooding73.9Relatively High at its worst in this ZIP code
Lightning66.9Relatively High at its worst in this ZIP code
Ice storm66.2Relatively High at its worst in this ZIP code
Wildfire65.3Relatively Low at its worst in this ZIP code
Hurricane46.3Very Low at its worst in this ZIP code
Compared with Missouri and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMissouriUnited States
Median household income$75,000$68,920$78,538
Income per person$34,897$38,497$43,289
Poverty rate13.8%12.6%12.4%
Median home value$217,000$215,600$303,400
Median gross rent$926$996$1,348
Homeownership81.4%67.9%65%
Bachelor's degree or higher18.3%31.9%35%
Unemployment rate3.2%4.1%5.2%
Works from home5.8%11.6%13.5%
Born outside the US0.2%4.4%13.9%
Median age38.538.938.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationPERRYVILLE WTP, MO US12 km away
Rain in a year46 in
Snow in a year5 in

Average high and low by month

January41°F / 21.3°F2.74 in rain, 1.3 in snow
February46.2°F / 24.6°F2.77 in rain, 1.7 in snow
March56.1°F / 32.7°F3.82 in rain, 0.5 in snow
April67.5°F / 42.1°F5.53 in rain
May76.5°F / 52.8°F5.71 in rain
June85.2°F / 62.3°F4.34 in rain
July88.3°F / 66.1°F3.93 in rain
August87.2°F / 63.5°F3.33 in rain
September80.7°F / 54.8°F3.33 in rain
October69.6°F / 43.3°F3.39 in rain
November55.6°F / 32.9°F4.18 in rain, 0.1 in snow
December44.8°F / 25.4°F3.16 in rain, 1.1 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket20% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 4 school districts, so the address decides which one, not the ZIP code.

Ste. Genevieve County R-II School District42.4% of this ZIP code's land area
Perry County 32 School District30.2% of this ZIP code's land area
Chester Community Unit School District 13920.3% of this ZIP code's land area
Farmington R-VII School District7.1% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability41more vulnerable than 41% of US census tracts
Socioeconomic status43more vulnerable than 43% of US census tracts
Household characteristics47more vulnerable than 47% of US census tracts
Racial and ethnic minority status16more vulnerable than 16% of US census tracts
Housing type and transport51more vulnerable than 51% of US census tracts
Walkability4.5 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

62259 Menard, IL14.8 km away
63775 Perryville, MO15.7 km away
62233 Chester, IL16.7 km away
63670 Sainte Genevieve, MO17.8 km away
63776 Mc Bride, MO18.1 km away
62241 Ellis Grove, IL20.4 km away
62261 Modoc, IL24.5 km away
62297 Walsh, IL24.6 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Ste. Genevieve County49.5% of this ZIP code's land area
Perry County30.2% of this ZIP code's land area
Randolph County20.3% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area115.19 sq mi
Water area2.68 sq mi
Population density20 people per sq mi
Latitude, longitude37.8325, -89.9770

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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