| City: | Rolla, Missouri |
| Names to Avoid: | Missouri S & T |
| County: | Phelps County |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 8:35:29 AM |
| Population: | 34 [See All] |
| Area Codes: | 235 / 573 |
| Classification: | Unique [Company/Government] |
| Coordinates: | 37.9547, -91.7741 |
| Land Area: | 0.273 sq mi |
| Quick Link: |
Missouri University of Science and Technology (Missouri S&T) operates under dedicated ZIP code 65409 in Rolla, Phelps County, Missouri. Founded in 1870 as the Missouri School of Mines and Metallurgy, it was the first technological learning institution west of the Mississippi River. The university changed names from University of Missouri-Rolla to Missouri S&T in 2008 when the entity alias was introduced. As part of the four-campus University of Missouri System, Missouri S&T is classified as a STEM-dominant R1 research university. This long-established postal designation has served the campus for over two decades.
The 0.26-square-mile postal boundary encompasses the main campus at 300 West 13th Street. Postal records identify 44 ZIP+4 codes serving this designation. The 2020 Census counted 34 residents with a median age of 20 years, reflecting student housing. Census Business Patterns data shows 11 establishments employing 155 workers. The university enrolls over 7,600 students and offers 101 degree programs across engineering, sciences, business, and liberal arts. Rolla is the valid mailing city for this designation.
| Population: | 34 |
| Median Age: | 20.0 |
| Housing Units: | 8 |
| Establishments: | 11 |
| Employment: | 155 |
| Residential: | 0 |
| Business: | 3 |
ZIP Code 65409 has 34 residents and 7 households (average 4.86 persons per household). The median age is 20.0 years, significantly younger than the state (39.0) and significantly younger than the nation (38.8). The gender split is 67.6% male and 32.4% female, which is much higher than the national male share (49.1%), making this a male-majority area. Largest groups are White (32.4%, much lower than the state average of 77.0% and well below the national average of 61.6%) and Asian (20.6%, much higher than the state average of 2.2% and well above the national average of 6.0%); Hispanic or Latino residents make up 11.8%, which is lower than the national average (18.7%), and Asian share is much higher than both the state (2.2%) and national averages (6.0%).
Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship
| 2020 Population: | 34Source: Census DHC |
| 2024 ACS Population Estimate: | 0Source: Census ACS |
| 2026 ZC Population Estimate: | 0Source: ZIP-Codes.com |
| Population Density: | 124.5 people per sq mile |
| Average Income: | $0Source: Census ACS |
| Households: | 7Source: Census DHC |
| Average House Value: | $666,666,666Source: Census ACS |
| Persons Per Household: | 4.86Source: Census DHC |
| Average Family Size: | 0.00Source: Census ACS |
| Group | 2010 | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Census ACS Population Estimate | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 13 | 4 | 0 |
| Decennial Census | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 34 | -- | -- | -- | -- |
Median Age: 20
Male Median Age: 16.8
Female Median Age: 23.5
| Group | < 5 | 5-9 | 10-14 | 15-19 | 20-24 | 25-29 | 30-34 | 35-39 | 40-44 | 45-49 | 50-54 | 55-59 | 60-64 | 65-69 | 70-74 | 75-79 | 80-84 | 85+ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Male | 6 | 1 | 3 | 2 | 5 | 2 | 1 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Female | 0 | 2 | 2 | 1 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 |
| Total | 6 | 3 | 5 | 3 | 6 | 4 | 1 | 1 | 0 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 |
| White: | 11 | 40.74% |
| Black: | 4 | 14.81% |
| Hispanic:* | 4 | 14.81% |
| Asian: | 7 | 25.93% |
| American Indian: | 0 | 0% |
| Hawaiian: | 0 | 0% |
| Other: | 1 | 3.70% |
| Total: | 27 | 100% |
| Gender | Count | % | Median Age |
|---|---|---|---|
| Males: | 23 | 67.65% | 16.8 years |
| Females: | 11 | 32.35% | 23.5 years |
| Total: | 34 | 100% | 20.0 years |
| Native, born in the United States: | 0 | 0% |
| Native, born in PR, Island Areas, or abroad: | 0 | 0% |
| Foreign born, naturalized U.S. citizen: | 0 | 0% |
| Foreign born, not a U.S. citizen: | 0 | 0% |
| Total Population: | 0 | 100% |
| Total Native Population: | 0 | 0% |
| Total Foreign-born Population: | 0 | 0% |
ZIP Code 65409 supports both business and residential activity. According to the Business Census (2024), there are 11 business establishments, employing about 156 people with an annual payroll of $2,188,000. USPS data shows 0 residential mailboxes and 3 business mailboxes, reflecting local delivery coverage.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 3Source: USPS |
| Total Delivery Receptacles: | 3Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 11Source: CBP |
| 1st Quarter Payroll: | $641,000Source: CBP |
| Annual Payroll: | $2,188,000Source: CBP |
| # of Employees: | 156Source: CBP |
ZIP Code 65409 is located in Phelps County, Missouri, within the Rolla, MO Metropolitan Statistical Area (CBSA 40620) and Missouri's 8th Congressional District. This Micro area has a population of 45,156 people, about 0.08% of whom live in ZIP Code 65409. It covers 0.273 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Rolla, MOSource: Census |
| CBSA Number: | 40620Source: Census |
| CBSA Type: | MicroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 45,156Source: Census |
| MSA: | Source: Census |
| Land Area: | 0.273 sq miSource: Census |
| Water Area: | --Source: Census |
| Congressional District: | 08Source: USPS |
| Congressional Land Area: | 19901.17 sq miSource: Census |
| PMSA: | Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 2962912Source: Census |
| Place Name: | Rolla city; MissouriSource: Census |
We could not locate which school district 65409 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.
Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.