ZIP Code 63664, Missouri
ZIP Code 63664 profile, demographic data, and geographic information.
ZCTA5 63664 is a 5-digit ZIP Code area located in Washington County, Missouri. As of official census estimates, it has a reported population of 9,693. The land area covers 287.67 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 9,693 | ±913 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 36.9 yrs | ±4.2 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 3,658 | ±355 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 4,121 | ±356 |
| Occupied Housing Units | 3,658 | ±355 |
| Vacant Housing Units | 463 | ±158 |
| Median Home Value | $125,100 | ±$21,766 |
| Median Gross Rent | $676 | ±$92 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $61,216 | ±$11,378 |
| Per Capita Income | $27,198 | ±$2,438 |
| Poverty Rate | 18.6% | ±4.8% |
| Population Below Poverty Level | 1,770 | ±489 |
| Unemployment Rate | 3% | ±2% |
| Civilian Labor Force, Employed | 4,074 | ±508 |
| Broadband Internet Rate | 82.3% | ±5% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
COUNTY OF WASHINGTON
GUS Population: 23,583 (2024)
ID: 168775
|
County | Official County Government |
Contact: COMMISSIONER
102 N MISSOURI ST, POTOSI MO 63664-1799
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | PK-08 | BELLEVIEW, MO | |
| Regular School Nearby | PK-06 | CALEDONIA, MO | |
| Special Education School Nearby | KG-12 | POTOSI, MO | |
| Regular School Nearby | 07-08 | POTOSI, MO | |
| Regular School Nearby | 03-05 | CADET, MO | |
| Regular School Nearby | 09-12 | CADET, MO | |
| Regular School Nearby | 06-08 | CADET, MO | |
| Regular School Nearby | PK-02 | CADET, MO | |
| Regular School Nearby | PK-03 | POTOSI, MO | |
| Regular School Nearby | 09-12 | POTOSI, MO |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Mineral Area College
|
College | 24.1 mi away | 5270 Flat River Road, Park Hills, MO, 63601-1000 |
5734314593
|
|
WASHINGTON COUNTY LIBRARY
|
Library | 7.2 mi away | 235 E HIGH ST, POTOSI, MO, 63664 |
(573) 438-4691
|
|
WASHINGTON COUNTY LIBRARY BOOKMOBILE
|
Library | 7.2 mi away | 235 E HIGH ST, POTOSI, MO, 63664 |
(573) 438-4691
|
|
VIBURNUM BRANCH
|
Library | 18.5 mi away | MISSOURI AVE, VIBURNUM, MO, 65566 |
(573) 244-5986
|
|
BONNE TERRE MEMORIAL LIBRARY
|
Library | 19.8 mi away | 5 SW MAIN ST, BONNE TERRE, MO, 63628 |
(573) 358-2260
|
|
DESLOGE PUBLIC LIBRARY
|
Library | 21.3 mi away | 209 N DESLOGE DR, DESLOGE, MO, 63601 |
(573) 431-3700
|
|
PARK HILLS PUBLIC LIBRARY
|
Library | 21.9 mi away | 16 S COFFMAN ST, PARK HILLS, MO, 63601 |
(573) 431-4842
|
|
PARK HILLS PUBLIC LIBRARY BOOKMOBILE
|
Library | 21.9 mi away | 16 S COFFMAN ST, PARK HILLS, MO, 63601 |
(573) 431-4842
|
|
BOURBON BRANCH
|
Library | 24.3 mi away | 575 ELM ST, BOURBON, MO, 65441 |
(573) 732-3277
|
|
STEELVILLE MAIN LIBRARY
|
Library | 24.4 mi away | 210 S FOURTH ST, STEELVILLE, MO, 65565 |
(573) 775-2338
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at POTOSI 4 SW, MO US, located 4.2 miles from ZCTA5 63664. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 39.6° | 21.4° | 30.5° | 2.84" | 3.6" |
| February | 45.3° | 25.2° | 35.2° | 2.69" | 2.9" |
| March | 55.1° | 33.5° | 44.3° | 4.09" | 1.9" |
| April | 66.3° | 44.3° | 55.3° | 5.11" | 0.0" |
| May | 74.0° | 54.1° | 64.1° | 5.29" | 0.0" |
| June | 81.9° | 62.8° | 72.3° | 4.15" | 0.0" |
| July | 86.0° | 66.7° | 76.3° | 3.64" | 0.0" |
| August | 85.2° | 65.0° | 75.1° | 4.00" | 0.0" |
| September | 77.8° | 56.9° | 67.4° | 3.89" | 0.0" |
| October | 67.5° | 46.2° | 56.9° | 3.07" | 0.0" |
| November | 54.1° | 35.3° | 44.7° | 3.72" | 0.7" |
| December | 43.4° | 26.4° | 34.9° | 2.97" | 2.4" |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Potosi city | City | 7.7 mi | — |
| Mineral Point town | Town | 10.5 mi | — |
| Caledonia village | Village | 13.1 mi | — |
| Irondale city | City | 14.4 mi | — |
| Terre du Lac CDP | CDP | 16.1 mi | — |
| Frankclay CDP | CDP | 16.8 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 63664. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.