Ulmer is a town in Allendale County, South Carolina, United States. The population was 65 at the 2020 census.

History

The Williams House was added to the National Register of Historic Places in 1999.

Geography

According to the United States Census Bureau, the town has a total area of , of which , or 0.48%, is water.

2020 census

{| class="wikitable"

|+Ulmer racial composition<br> (Hispanics excluded from racial categories)<br> (NH = Non-Hispanic)

!Race

!Number

!Percentage

|-

|White (NH)

|39

|60.0%

|-

|Black or African American (NH)

|23

|35.38%

|-

|Mixed/Multi-Racial (NH)

|2

|3.08%

|-

|Hispanic or Latino

|1

|1.54%

|-

|Total

|65

|

|}

As of the 2020 United States census, there were 65 people, 23 households, and 8 families residing in the town.

2000 census

As of the census