Sully Square vs Union Mill

A side-by-side comparison of Sully Square and Union Mill: population, income, housing, and more.

Sully Square and Union Mill are places in Virginia. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Union Mill has the higher population (4,351 vs 2,668 in Sully Square). Union Mill has the higher median household income ($245,265 vs $210,746 in Sully Square). Union Mill has the higher median home value ($942,400 vs $709,400 in Sully Square).

Population, income & housing

	Sully Square	Union Mill
Population	2,668	4,351
Median age	32.9 yrs	45.2 yrs
Median household income	$210,746	$245,265
Median home value	$709,400	$942,400
Median gross rent	$2,253	$2,581
Housing units	928	1,411
Homeownership rate	57.0%	93.0%
Bachelor's degree or higher	84.7%	73.7%
Unemployment rate	0.0%	1.7%

Trends (ACS 5-year, 2019–2023)

	Sully Square	Union Mill
Population	1,918 → 2,668 (+39.1%)	4,362 → 4,351 (-0.3%)
Median household income	$164,750 → $210,746 (+27.9%)	$201,000 → $245,265 (+22.0%)
Median home value	$581,200 → $709,400 (+22.1%)	$812,900 → $942,400 (+15.9%)
Median gross rent	$2,153 → $2,253 (+4.6%)	$2,140 → $2,581 (+20.6%)

Sully Square

Population

1,9182,668

Median household income

$164,750$210,746

Median home value

$581,200$709,400

Median gross rent

$2,153$2,253

Union Mill

Population

4,3624,351

Median household income

$201,000$245,265

Median home value

$812,900$942,400

Median gross rent

$2,140$2,581

Age & race/ethnicity

Age distribution (share)

	Sully Square	Union Mill
Under 5	7.2%	3.4%
5 to 17	27.4%	19.4%
18 to 24	1.5%	8.4%
25 to 34	16.8%	7.0%
35 to 44	30.2%	11.5%
45 to 54	9.7%	17.0%
55 to 64	2.6%	12.4%
65 to 74	2.5%	12.6%
75 and over	2.0%	8.3%

Race & ethnicity (share)

	Sully Square	Union Mill
White (non-Hispanic)	16.9%	47.1%
Black or African American	1.8%	0.9%
American Indian & Alaska Native	0.2%	0.0%
Asian	72.8%	40.5%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.3%	0.7%
Two or more races	0.6%	4.5%
Hispanic or Latino	7.3%	6.4%

Educational attainment (age 25+)

Share of adults 25+

	Sully Square	Union Mill
No high school diploma	0.6%	2.0%
High school graduate	7.5%	11.0%
Some college or associate's	7.2%	13.3%
Bachelor's degree	37.6%	40.8%
Graduate or professional degree	47.1%	32.8%

Commute to work

How workers get to work (share)

	Sully Square	Union Mill
Drove alone	39.8%	61.5%
Carpooled	15.6%	6.2%
Public transit	5.9%	1.4%
Walked	0.0%	2.4%
Bicycle	0.8%	0.0%
Worked from home	36.9%	27.4%
Other means	1.2%	1.0%

Housing

Units in structure (share)

	Sully Square	Union Mill
1-unit, detached	0.5%	92.3%
1-unit, attached	46.2%	7.7%
2 to 4 units	8.8%	0.0%
5 to 19 units	2.4%	0.0%
20 or more units	42.0%	0.0%
Mobile home & other	0.0%	0.0%

Poverty & households

	Sully Square	Union Mill
Poverty rate	1.0%	4.1%
Average household size	2.88	3.14
Mean commute (minutes)	32	34
Median year structure built	—	1988