City · Tennessee
Smithville, Tennessee
Smithville, city, in DeKalb County, Tennessee. Smithville had 5,620 residents on July 1, 2025 by the Census Bureau's estimate, up 12.1% since 2020; the 2020 Census counted 5,004 and the ACS 2020-2024 5-year estimates put it at 5,288 (±16). GEOID 4769320.
Residents, July 2025 estimate
5,620
Census Bureau estimate (no margin published)
2020 Census count: 5,004 · ACS 2020-2024: 5,288 ±16
Median household income
$33,192
±$7,571 (90% margin)
Tennessee: $69,595
Median home value
$194,200
±$41,373 (90% margin)
Tennessee: $286,700
Median gross rent
$740
±$211 (90% margin)
Tennessee: $1,189
Where is Smithville and what county is it in?
Smithville is a city in DeKalb County, Tennessee. It covers 5.9 square miles of land, 849 residents per square mile in 2020.
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in Smithville, and is it growing?
The Census Bureau estimates that 5,620 people lived in Smithville on July 1, 2025, up 12.1% since 2020, faster than Tennessee (+5.8%). The 2020 Census counted 5,004 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 5,288 (±16).
| Measure | Smithville | DeKalb County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 5,288 ±16 | 20,959 | +577 |
| Households | 2,185 ±190 | 8,652 | +554 |
| Average household size | 2.35 ±0.20 | 2.39 | −0.41 |
| Housing units | 2,356 ±185 | 10,155 | +611 |
Smithville's population since 2000
From 3,994 in 2000 to 5,620 in 2025: up 40.7%. The 2000, 2010 and 2020 figures are census counts, each for Smithville as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Smithville?
The median resident of Smithville is 42.2 years old; 25.2% are under 18 and 16.2% are 65 or older. The largest group is non-Hispanic white residents at 76.0%, then Hispanic or Latino residents (of any race) at 18.2%. 9.4% of residents were born outside the United States.
| Measure | Smithville | DeKalb County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 42.2 ±2.9 | 41.9 | +7.8 |
| Under 18 years | 25.2% ±3.5 pts | 21.7% | – |
| 65 years and over | 16.2% ±3.8 pts | 18.8% | – |
| Male | 44.9% ±3.8 pts | 49.9% | – |
| Hispanic or Latino (any race) | 18.2% ±4.7 pts | 7.7% | no clear change |
| White alone, not Hispanic | 76.0% ±5.3 pts | 87.0% | no clear change |
| Black or African American alone, not Hispanic | 2.0% ±1.4 pts | 1.5% | – |
| Asian alone, not Hispanic | 2.6% ±1.9 pts | 1.1% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.1% ±0.1 pts | 0.2% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.8 pts | 0.0% | – |
| Two or more races, not Hispanic | 1.0% ±1.0 pts | 2.3% | – |
| Some other race alone, not Hispanic | 0.0% ±0.8 pts | 0.2% | – |
| Born outside the United States | 9.4% ±3.7 pts | 4.8% | no clear change |
| Speak a language other than English at home (age 5+) | 11.4% ±6.4 pts | 5.4% | – |
| Civilian veterans (age 18+) | 5.4% ±2.8 pts | 7.1% | – |
| With a disability | 27.4% ±7.1 pts | 19.5% | – |
| No health insurance coverage | 8.2% ±5.3 pts | 8.7% | no clear change |
| High school graduate or higher (age 25+) | 72.1% ±7.8 pts | 84.5% | – |
| Bachelor's degree or higher (age 25+) | 17.0% ±7.2 pts | 20.8% | no clear change |
| Graduate or professional degree (age 25+) | 6.4% ±4.5 pts | 7.8% | – |
| Lived in the same house a year earlier | 93.2% ±2.9 pts | 89.6% | – |
| Moved from another state in the past year | 3.1% ±2.6 pts | 1.2% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Smithville earn?
Half of Smithville's 2,185 households earn less than $33,192 a year (±$7,571), against $53,153 in DeKalb County and $69,595 in Tennessee. In 2015-2019 it was $40,383 in 2024 dollars; the margins of error cannot tell the two periods apart. 33.4% of residents live below the poverty line.
| Measure | Smithville | DeKalb County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $33,192 ±$7,571 | $53,153 | no clear change |
| Mean household income | $45,123 ±$7,422 | $71,610 | – |
| Per capita income | $19,779 ±$3,113 | $30,133 | no clear change |
| People below the poverty line | 33.4% ±9.7 pts | 18.6% | no clear change |
| Children under 18 below the poverty line | 48.7% ±16.1 pts | 27.1% | no clear change |
| Households receiving SNAP | 19.4% ±7.3 pts | 13.2% | – |
| Households with a computer | 80.0% ±8.9 pts | 89.1% | – |
| Households with a broadband subscription | 71.4% ±10.8 pts | 83.2% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Smithville?
Owners occupy 54.7% of Smithville's occupied homes and renters 45.3%. The median owner-occupied home is valued at $194,200 by its owner (±$41,373). The median renter pays $740 a month including utilities, and 43.4% of renters pay 35% or more of their income on rent.
| Measure | Smithville | DeKalb County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $194,200 ±$41,373 | $235,500 | no clear change |
| Median gross rent | $740 ±$211 | $839 | no clear change |
| Renters paying 35% or more of income on rent | 43.4% ±15.9 pts | 47.2% | – |
| Median monthly owner costs, with a mortgage | $1,137 ±$42 | $1,211 | – |
| Owner-occupied homes | 54.7% ±11.1 pts | 72.6% | +16.9 pts |
| Renter-occupied homes | 45.3% ±11.1 pts | 27.4% | – |
| Housing units | 2,356 ±185 | 10,155 | +611 |
| Homeowner vacancy rate | 0.0% ±3.6 pts | 0.2% | – |
| Rental vacancy rate | 2.3% ±3.6 pts | 6.3% | – |
| Single-family detached homes | 70.1% ±9.6 pts | 77.9% | – |
| Mobile homes | 3.0% ±3.4 pts | 11.7% | – |
| Built 2020 or later | 2.3% ±2.6 pts | 2.5% | – |
| Built 2010 to 2019 | 13.0% ±6.2 pts | 9.9% | – |
| Built 1939 or earlier | 0.7% ±1.0 pts | 4.4% | – |
| Households with no vehicle | 18.4% ±9.2 pts | 7.0% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Smithville building?
Builders took permits for 52 new housing units in Smithville in 2025 (52 in single-family houses), 9.3 per 1,000 residents against 5.9 across Tennessee.
Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.
Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Smithville work and get to work?
74.7% of Smithville's workers drive alone. The average trip to work takes 15.1 minutes.
| Measure | Smithville | DeKalb County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 48.4% ±8.4 pts | 55.6% | – |
| Unemployment rate | 7.4% ±5.0 pts | 5.6% | – |
| Drove alone to work | 74.7% ±12.3 pts | 81.7% | – |
| Carpooled | 21.2% ±12.2 pts | 9.6% | – |
| Public transportation | 0.7% ±1.1 pts | 0.4% | – |
| Walked | 2.2% ±3.7 pts | 0.9% | – |
| Worked from home | 1.1% ±1.9 pts | 6.6% | – |
| Mean travel time to work | 15.1 min ±4.1 | 29.3 min | −10.3 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What census tracts are in Smithville?
2 census tracts lie mostly in Smithville (2020 census blocks). Their median household incomes run from $40,408 (Tract 9202.01) to $47,773 (Tract 9202.02).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 9202.01DeKalb County | 6,050 | $40,408 |
| Tract 9202.02DeKalb County | 1,942 | $47,773 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in Smithville) · Census block assignment files
How does Smithville compare with other places in Tennessee?
By the Census Bureau's July 2025 estimates, Smithville is the 4,582nd-most populous of the 19,476 U.S. incorporated places that have one and the 100th-most populous of 345 in Tennessee.
Smithville ranks 278th of 287 places in Tennessee with 1,000 or more residents and a reliable estimate, by median household income.
| Measure | Rank | Of |
|---|---|---|
| Population, July 2025 estimate | 100th | 345 |
| Growth 2020-2025 (PEP) | 32nd | 230 |
| Residents per square mile | 106th | 289 |
| Median household income | 278th | 287 |
| Per capita income | 280th | 289 |
| Median home value | 177th | 285 |
| Median gross rent | 210th | 265 |
| Poverty rate | 12th | 239 |
| Bachelor's degree or higher | 168th | 276 |
| Median age | 112th | 289 |
| Owner-occupied share | 237th | 289 |
| Travel time to work | 286th | 288 |
Smithville's figures with every place in Tennessee (CSV)
Every place in Tennessee, sortable · Compare Smithville with other places
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How reliable are the figures for Smithville?
17 of the 57 figures for Smithville on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Smithville are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' public schools in Smithville.