City · Georgia
Kennesaw, Georgia
Kennesaw, city, in Cobb County, Georgia. Kennesaw had 37,970 residents on July 1, 2025 by the Census Bureau's estimate, up 14.3% since 2020; the 2020 Census counted 33,036 and the ACS 2020-2024 5-year estimates put it at 34,605 (±46). GEOID 1343192.
Residents, July 2025 estimate
37,970
Census Bureau estimate (no margin published)
2020 Census count: 33,036 · ACS 2020-2024: 34,605 ±46
Median household income
$83,356
±$9,076 (90% margin)
Georgia: $77,353
Median home value
$335,400
±$19,388 (90% margin)
Georgia: $303,300
Median gross rent
$1,845
±$80 (90% margin)
Georgia: $1,393
Where is Kennesaw and what county is it in?
Kennesaw is a city in Cobb County, Georgia. It covers 9.8 square miles of land, 3,383 residents per square mile in 2020.
Kennesaw is in the Atlanta-Sandy Springs-Roswell, GA metropolitan statistical area, which takes in 29 counties (Census Bureau delineation, July 2023).
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in Kennesaw, and is it growing?
The Census Bureau estimates that 37,970 people lived in Kennesaw on July 1, 2025, up 14.3% since 2020, faster than Georgia (+5.5%). The 2020 Census counted 33,036 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 34,605 (±46).
| Measure | Kennesaw | Cobb County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 34,605 ±46 | 775,208 | +645 |
| Households | 13,554 ±465 | 295,714 | +751 |
| Average household size | 2.52 ±0.09 | 2.59 | no clear change |
| Housing units | 14,380 ±467 | 314,104 | +850 |
Kennesaw's population since 2000
From 21,675 in 2000 to 37,970 in 2025: up 75.2%. The 2000, 2010 and 2020 figures are census counts, each for Kennesaw 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 Kennesaw?
The median resident of Kennesaw is 35.6 years old; 21.4% are under 18 and 13.2% are 65 or older. The largest group is non-Hispanic white residents at 53.1%, then non-Hispanic Black residents at 22.3%. 16.1% of residents were born outside the United States.
| Measure | Kennesaw | Cobb County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 35.6 ±1.7 | 37.5 | no clear change |
| Under 18 years | 21.4% ±1.7 pts | 22.6% | – |
| 65 years and over | 13.2% ±1.6 pts | 13.7% | – |
| Male | 46.2% ±2.0 pts | 48.8% | – |
| Hispanic or Latino (any race) | 13.6% ±3.3 pts | 15.1% | no clear change |
| White alone, not Hispanic | 53.1% ±3.7 pts | 47.1% | no clear change |
| Black or African American alone, not Hispanic | 22.3% ±2.7 pts | 26.4% | no clear change |
| Asian alone, not Hispanic | 5.1% ±1.8 pts | 5.4% | no clear change |
| American Indian and Alaska Native alone, not Hispanic | 0.1% ±0.1 pts | 0.1% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.1 pts | 0.0% | – |
| Two or more races, not Hispanic | 5.3% ±1.4 pts | 5.0% | – |
| Some other race alone, not Hispanic | 0.4% ±0.4 pts | 0.9% | – |
| Born outside the United States | 16.1% ±2.9 pts | 16.5% | no clear change |
| Speak a language other than English at home (age 5+) | 19.0% ±3.4 pts | 21.9% | – |
| Civilian veterans (age 18+) | 7.6% ±1.9 pts | 6.1% | – |
| With a disability | 11.5% ±1.6 pts | 9.4% | – |
| No health insurance coverage | 10.4% ±3.4 pts | 12.0% | no clear change |
| High school graduate or higher (age 25+) | 93.0% ±1.6 pts | 93.0% | – |
| Bachelor's degree or higher (age 25+) | 47.3% ±3.2 pts | 50.8% | +8.1 pts |
| Graduate or professional degree (age 25+) | 16.4% ±2.3 pts | 19.0% | – |
| Lived in the same house a year earlier | 85.2% ±2.6 pts | 86.0% | – |
| Moved from another state in the past year | 2.1% ±1.0 pts | 2.6% | – |
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 Kennesaw earn?
Half of Kennesaw's 13,554 households earn less than $83,356 a year (±$9,076), against $102,738 in Cobb County and $77,353 in Georgia. In 2015-2019 it was $87,293 in 2024 dollars; the margins of error cannot tell the two periods apart. 10.3% of residents live below the poverty line.
| Measure | Kennesaw | Cobb County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $83,356 ±$9,076 | $102,738 | no clear change |
| Mean household income | $106,548 ±$6,102 | $136,477 | – |
| Per capita income | $42,172 ±$2,435 | $52,646 | no clear change |
| People below the poverty line | 10.3% ±2.5 pts | 8.7% | no clear change |
| Children under 18 below the poverty line | 11.0% ±5.4 pts | 11.0% | no clear change |
| Households receiving SNAP | 8.6% ±2.4 pts | 6.2% | – |
| Households with a computer | 98.1% ±1.2 pts | 98.4% | – |
| Households with a broadband subscription | 96.2% ±1.6 pts | 96.1% | – |
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 Kennesaw?
Owners occupy 64.6% of Kennesaw's occupied homes and renters 35.4%. The median owner-occupied home is valued at $335,400 by its owner (±$19,388). The median renter pays $1,845 a month including utilities, and 48.3% of renters pay 35% or more of their income on rent.
| Measure | Kennesaw | Cobb County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $335,400 ±$19,388 | $407,200 | +$95,661 |
| Median gross rent | $1,845 ±$80 | $1,730 | +$282 |
| Renters paying 35% or more of income on rent | 48.3% ±7.3 pts | 40.6% | no clear change |
| Median monthly owner costs, with a mortgage | $1,901 ±$103 | $2,084 | – |
| Owner-occupied homes | 64.6% ±3.5 pts | 67.0% | no clear change |
| Renter-occupied homes | 35.4% ±3.5 pts | 33.0% | – |
| Housing units | 14,380 ±467 | 314,104 | +850 |
| Homeowner vacancy rate | 0.1% ±0.2 pts | 0.8% | – |
| Rental vacancy rate | 7.0% ±3.7 pts | 5.3% | – |
| Single-family detached homes | 58.0% ±3.8 pts | 65.1% | – |
| Mobile homes | 3.1% ±1.0 pts | 0.9% | – |
| Built 2020 or later | 1.9% ±0.8 pts | 1.9% | – |
| Built 2010 to 2019 | 11.6% ±2.5 pts | 10.8% | – |
| Built 1939 or earlier | 0.5% ±0.4 pts | 0.8% | – |
| Households with no vehicle | 5.8% ±2.1 pts | 3.9% | – |
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 Kennesaw building?
Builders took permits for 48 new housing units in Kennesaw in 2025 (48 in single-family houses), 1.3 per 1,000 residents against 5.4 across Georgia.
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 Kennesaw work and get to work?
65.5% of Kennesaw's workers drive alone and 22.2% work from home. The average trip to work takes 28.6 minutes. The unemployment rate in 2020-2024 averaged 6.1%.
| Measure | Kennesaw | Cobb County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 68.8% ±2.0 pts | 70.5% | – |
| Unemployment rate | 6.1% ±2.7 pts | 4.5% | no clear change |
| Drove alone to work | 65.5% ±3.6 pts | 64.8% | – |
| Carpooled | 9.5% ±2.3 pts | 7.7% | – |
| Public transportation | 0.1% ±0.1 pts | 0.6% | – |
| Walked | 0.9% ±0.7 pts | 1.1% | – |
| Worked from home | 22.2% ±3.5 pts | 23.6% | +15.2 pts |
| Mean travel time to work | 28.6 min ±1.9 | 29.4 min | −5.6 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 Kennesaw?
10 census tracts lie mostly in Kennesaw, and 10 more reach into it (2020 census blocks). Their median household incomes run from $59,401 (Tract 302.46) to $130,208 (Tract 302.45).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 302.45Cobb County | 4,225 | $130,208 |
| Tract 302.59Cobb County | 3,972 | $108,125 |
| Tract 302.43Cobb County | 5,574 | $106,898 |
| Tract 302.61Cobb County | 3,944 | $127,875 |
| Tract 302.42Cobb County | 4,566 | $112,407 |
| Tract 302.58Cobb County | 3,279 | $75,855 |
| Tract 302.57Cobb County | 4,289 | $64,010 |
| Tract 302.55Cobb County | 5,229 | $105,729 |
| Tract 302.46Cobb County | 2,319 | $59,401 |
| Tract 302.49Cobb County | 3,625 | $77,788 |
| Tract 302.78Cobb County | 5,516 | $99,500 |
| Tract 302.75Cobb County | 2,825 | $74,803 |
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 Kennesaw) · Census block assignment files
How does Kennesaw compare with other places in Georgia?
By the Census Bureau's July 2025 estimates, Kennesaw is the 1,105th-most populous of the 19,476 U.S. incorporated places that have one and the 31st-most populous of 537 in Georgia.
Kennesaw ranks 89th of 348 places in Georgia with 1,000 or more residents and a reliable estimate, by median household income.
| Measure | Rank | Of |
|---|---|---|
| Population, July 2025 estimate | 31st | 537 |
| Growth 2020-2025 (PEP) | 61st | 297 |
| Residents per square mile | 20th | 360 |
| Median household income | 89th | 348 |
| Per capita income | 63rd | 357 |
| Median home value | 74th | 346 |
| Median gross rent | 24th | 337 |
| Poverty rate | 245th | 302 |
| Bachelor's degree or higher | 42nd | 343 |
| Median age | 217th | 360 |
| Owner-occupied share | 130th | 354 |
| Work from home | 33rd | 198 |
| Travel time to work | 125th | 359 |
Kennesaw's figures with every place in Georgia (CSV)
Every place in Georgia, sortable · Compare Kennesaw 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 Kennesaw?
7 of the 57 figures for Kennesaw 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 Kennesaw 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 Kennesaw.