District 21, Tennessee
District 21 profile, demographic data, and geographic information.
District 21 is a geographic entity located in Sumner County, Tennessee. The land area covers 4.35 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Survey Period / Source |
|---|---|---|
| Total Population | Data unavailable | U.S. Census Bureau |
| Median Age | Data unavailable | U.S. Census Bureau ACS 5-Year |
| Total Households | Data unavailable | U.S. Census Bureau ACS 5-Year |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value |
|---|---|
| Total Housing Units | Data unavailable |
| Occupied Housing Units | Data unavailable |
| Vacant Housing Units | Data unavailable |
| Median Home Value | Data unavailable |
| Median Gross Rent | Data unavailable |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value |
|---|---|
| Median Household Income | Data unavailable |
| Per Capita Income | Data unavailable |
| Poverty Rate | Data unavailable |
| Population Below Poverty Level | Data unavailable |
| Unemployment Rate | Data unavailable |
| Civilian Labor Force, Employed | Data unavailable |
| Broadband Internet Rate | Data unavailable |
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 |
|---|---|---|---|
|
GUS Population: 211,721 (2024)
ID: 175700
|
County | Official County Government |
Contact: SUMNER CO EXECUTIVE
355 N BELVEDERE DR, RM 102, GALLATIN TN 37066-5410
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | PK-05 | Whites Creek, TN | |
| Regular School Nearby | PK-07 | Madison, TN | |
| Regular School Nearby | PK-05 | Old Hickory, TN | |
| Regular School Nearby | 06-08 | Antioch, TN | |
| Regular School Nearby | KG-08 | Nashville, TN | |
| Regular School Nearby | PK-05 | Hendersonville, TN | |
| Regular School Nearby | 09-12 | Hendersonville, TN | |
| Regular School Nearby | PK-05 | Nashville, TN | |
| Regular School Nearby | PK-05 | Gallatin, TN | |
| Regular School Nearby | 06-08 | Nashville, TN |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Image Maker Beauty Institute
|
College Vocational | 2.1 mi away | 139 Maple Row Boulevard, Suite 208, Hendersonville, TN, 37075-4488 |
6158226141
|
|
HENDERSONVILLE PUBLIC LIBRARY OF SUMNER COUNTY
|
Library | 3.4 mi away | 140 SAUNDERSVILLE ROAD, HENDERSONVILLE, TN, 37075 |
(615) 824-0656
|
|
Paul Mitchell the School-Murfreesboro-Nashville
|
College Vocational | 2.2 mi away | 4644 Powder Springs Dallas Rd, Ste 547, Powder Springs, TN, 30127-2541 |
6152831000
|
|
OLD HICKORY BRANCH LIBRARY
|
Library | 3.7 mi away | 1010 JONES STREET, OLD HICKORY, TN, 37138 |
(615) 862-5869
|
|
Master's Barber & Styling College
|
College Vocational | 4.2 mi away | 14665 D Lebanon Road, Old Hickory, TN, 37138-4676 |
6157548144
|
|
MT. JULIET-WILSON COUNTY PUBLIC LIBRARY
|
Library | 6.2 mi away | 2765 NORTH MT. JULIET ROAD, MT. JULIET, TN, 37122 |
(615) 758-7051
|
|
Middle Tennessee School of Anesthesia Inc
|
College | 5.9 mi away | 315 Hospital Drive, Madison, TN, 37115 |
6157327893
|
|
HERMITAGE BRANCH LIBRARY
|
Library | 7.2 mi away | 3700 JAMES KAY LANE, HERMITAGE, TN, 37076 |
(615) 880-3951
|
|
Welch College
|
College | 6.4 mi away | 1045 Bison Trail, Gallatin, TN, 37066-8460 |
6156755255
|
|
MADISON BRANCH LIBRARY
|
Library | 7.4 mi away | 610 GALLATIN PIKE SOUTH, MADISON, TN, 37115 |
(615) 862-5868
|
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 OLD HICKORY WFO, TN US, located 2.5 miles from District 21. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 46.3° | 27.6° | 37.0° | 4.34" | 1.9" |
| February | 50.8° | 30.1° | 40.5° | 4.68" | 1.6" |
| March | 59.9° | 37.7° | 48.8° | 4.94" | 0.5" |
| April | 70.0° | 47.1° | 58.6° | 5.18" | 0.0" |
| May | 77.8° | 56.3° | 67.1° | 5.43" | 0.0" |
| June | 85.2° | 64.6° | 74.9° | 4.41" | 0.0" |
| July | 88.6° | 68.3° | 78.5° | 4.85" | 0.0" |
| August | 88.1° | 67.0° | 77.6° | 4.63" | 0.0" |
| September | 82.3° | 60.6° | 71.4° | 4.04" | 0.0" |
| October | 71.6° | 48.8° | 60.2° | 3.52" | 0.0" |
| November | 59.3° | 38.2° | 48.7° | 4.00" | 0.1" |
| December | 49.7° | 31.6° | 40.6° | 4.83" | 0.5" |
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 |
|---|---|---|---|
| Hendersonville city | City | 2.2 mi | — |
| Green Hill CDP | CDP | 3.1 mi | — |
| Mount Juliet city | City | 6.7 mi | — |
| Shackle Island CDP | CDP | 7.0 mi | — |
| Goodlettsville city | City | 7.6 mi | — |
| Gallatin city | City | 9.6 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 4716593960. • 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.