ZIP Code 63673 - Saint Mary Missouri
Overview
ZIP Code 63673 is located in Saint Mary Missouri. Portions of 63673 are also in Ozora and Brewer and St. Mary and Kaskaskia and Beauvais Township and Saline Township (Perry County) and Saline Township (Ste Genevieve County) and St. Marys Township. 63673 is primarily within Ste Genevieve County, with some portions in Perry County and Randolph County. Regionally, 63673 is located in Metro St. Louis.
ZIP Code 63673 Quick Stats
| ZIP Code Name | Saint Mary |
| Primary County | Ste Genevieve County |
| ZIP Code Type | Standard |
| Population (2022) | 2,278 |
| Area Code(s) | 235 / 573 / 618 |
| Current Time | CDT |
ZIP Code 63673 Map
63673 Demographics
63673 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Missouri based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 63673 is White. The current unemployment level in 63673 is 4.2%.
| Population | 2,278 |
| Population Growth Rate | 10.04% |
| Population Density | 20 People per Square Mile |
| Total Households | 782 |
| Percentage High Income Households | 1% |
| Median Household Income (2021) | $68,516 |
| Average Adjusted Gross Income (2021) | $148,260 |
| Current Unemployment Rate (May 2026) | 4.2% |
| Sales Tax Rate (2025) | 9.1% |
| Majority Race/Ethnicity | White - 99.36% |
63673 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 2,032 | 99.36% |
| Black | 9 | 0.44% |
| Hispanic | 3 | 0.15% |
| Asian | 1 | 0.05% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
63673 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 52 | 4.51% |
| Bachelor Degree | 83 | 7.2% |
| High School Diploma | 586 | 50.87% |
| No High School Diploma | 53 | 4.6% |
| GED or Alternate | 62 | 5.38% |
| 1 or More Years of College | 132 | 11.46% |
| Associates Degree | 129 | 11.2% |
| Masters Degree | 53 | 4.6% |
| Professional Degree | 2 | 0.17% |
| Doctorate Degree | 0 | 0% |
63673 Geography
| Coordinates | 37.81586075, -90.00892639 |
| Adjacent ZIP Codes | |
| Cities/Towns in 63673 | |
| Regions | Metro St. Louis Paducah-Cape Girardeau-Harrisburg-Mt Vernon Area |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 113 Square Miles |
63673 Schools
| School Districts in 63673 | |
| Elementary Schools in 63673 | |
| Middle Schools in 63673 | |
| High Schools in 63673 |
63673 Weather and Climate Data
| Plant Hardiness Zone | Zone 6b: -5F to 0F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 72e - Middle Mississippi Alluvial Plain | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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