2025 Compare Cities People:
Duncan, SC vs Sumter, SC

Change Cities
Highlights
- Sumter is 0% more densely populated than Duncan.
- People are 19.1% more likely to be married in Sumter.
- The Median Age is 1.8 years older in Sumter.
 Duncan, SCSumter, SCUnited States
 Population  Unlock42,920329,725,481
 Female Population54.1%  Unlock50.5%
 Male Population46.0%  Unlock49.5%
 Median Age  Unlock32.338.4
 space3
 Population - 20103,192  Unlock309,327,143
 Population - 2000  Unlock39,643285,036,114
 Population - 19902,152  Unlock251,960,433
 Pop. 2000 to Now  Unlock-0.5%15.6%
 Pop. 1990 to Now72.6%  Unlock30.8%
 space4
 Population Density  Unlock1,317.393.4
 Land Area4.8  Unlock3,531,905.4
 Water Area  Unlock0.2264,836.8
 space
 Est. Total Population By Age
 Duncan, SCSumter, SCUnited States
 Age 0 to 47.5%  Unlock5.9%
 Age 5 to 9  Unlock7.4%6.1%
 Age 10 to 146.2%  Unlock6.6%
 Age 15 to 17  Unlock4.0%3.9%
 Age 18 to 201.4%  Unlock4.0%
 Age 21 to 24  Unlock6.6%5.2%
 Age 25 to 3428.4%  Unlock13.8%
 Age 35 to 44  Unlock10.2%12.9%
 Age 45 to 547.7%  Unlock12.6%
 Age 55 to 59  Unlock5.7%6.7%
 Age 60 to 645.9%  Unlock6.3%
 Age 65 to 74  Unlock8.6%9.6%
 Age 75 to 840.6%  Unlock4.5%
 Age 85 and over  Unlock3.1%1.9%
 space1
 Race
 Duncan, SCSumter, SCUnited States
 White52.7%  Unlock59.4%
 Black  Unlock48.0%12.2%
 Asian0.0%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.6%0.4%
 Two or More Races4.0%  Unlock3.2%
 Hispanic  Unlock7.2%18.4%
 space2
 Marriage & Family
 Duncan, SCSumter, SCUnited States
 Married Population39.9%  Unlock49.8%
     Currently Married  Unlock43.4%48.0%
 Married but Separated4.2%  Unlock1.8%
 Single Population  Unlock52.5%50.2%
 Never Married33.7%  Unlock33.8%
 Divorced  Unlock10.0%10.8%
 Widowed12.7%  Unlock5.6%
 space5
 Household Size  Unlock2.502.60
 Households1,565  Unlock124,010,992
 Family Households  Unlock10,40080,755,759
     Married couple, w/children24.8%  Unlock30.5%
     Married couple, no children  Unlock38.4%42.9%
 Non Family Households604  Unlock43,255,233
     Single householder, w/children  Unlock23.7%15.8%
     Single householder, no children9.7%  Unlock10.8%
Reviews for Duncan    0 Reviews

Start Your Review of Duncan

Reviews for Sumter    11 Reviews

I work in Sumter. I have been thoroughly impressed by the talent that lives in the area. Folks who get it done. In terms of a place to live. Though Sumter has a  More

   |    Reply

Over 6 years ago

About me: I lived in Sumter from birth to around 22 years old. I have since lived in many states, and currently reside in CO, and love it. I prefer towns smaller than  More

   |    Reply

Over 14 years ago

We are a transplanted military family who always intended on retiring in Florida when we retired from the Air Force. We enjoy the small town feeling of Sumter and have  More

   |    Reply

Start Your Review of Sumter


Premium Subscription
Includes Cost of Living compares for child care, utilities, transportation, health, taxes, housing for home owners vs renters, weather, insurance premiums and so much more.


The premier source for comprehensive city data for over 30 years.

© Best Places. All rights reserved.