The Town FilesSully Square, Virginia
Community in Fairfax County · population 2,300 (2020 Census)
- Median home
- $677,000
- Household income
- $175,781
- Jan low / Jul high
- 25° / 88°
- Snow a year
- 21 in
- Tornadoes ≤10 mi since 1950
- 20
- Median age
- 32.6
Sully Square is a community of 2,300 people in Fairfax County, Virginia. The median home is worth $677,000, above the typical Virginia town ($298,050). It ranks more upscale than 98% of Virginia towns, better transit than 95% of Virginia towns, better for young professionals than 91% of Virginia towns.
How Sully Square ranks
Percentile among Virginia towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of Virginia towns.
Homes and cost of living
The median home in Sully Square is worth $677,000, above the typical Virginia town ($298,050). Homes cost about 3.9 times the median household income of $175,781, which is more affordable than 48% of Virginia towns. Median rent is $2,266 a month. 50.8% of households own their home.
| Housing | Sully Square | Typical Virginia town |
|---|---|---|
| Median home value | $677,000 | $298,050 |
| Median rent | $2,266 | $1,254 |
| Median household income | $175,781 | $78,595 |
| Home value ÷ income | 3.9× | 3.8× |
| Homeownership | 50.8% | 69.2% |
| Median year built | — | 1980 |
| Seasonal / vacation homes | 0.0% | — |
Who lives in Sully Square
| People | Sully Square | Typical Virginia town |
|---|---|---|
| Median age | 32.6 | 39.8 |
| Age 65 and over | 6.5% | 17.3% |
| Under 18 | 33.4% | — |
| Bachelor's degree or higher | 80.7% | 31.2% |
| Below the poverty line | 0.8% | 8.8% |
| Veterans | 0.9% | — |
| Born outside the U.S. | 54.9% | — |
| Work from home | 40.0% | 12.8% |
| Average commute | 35.4 min | 26.3 min |
| Homes with broadband | 100.0% | 91.8% |
Weather in Sully Square
July highs average 87.6°F and January lows 25.2°F. About 43.2 inches of rain and melted snow fall a year, with 21.0 inches of snow (typical Virginia town: 13.4 in). Expect about 33 days a year at 90°F or hotter and 102 nights at or below freezing.
Tornadoes, storms and disasters
20 tornadoes have passed within 10 miles of Sully Square since 1950, compared with 11 for the typical Virginia town. 6 rated (E)F2 or stronger. The strongest, an F3, struck on September 5, 1979 about 10.0 miles from the town center and killed 1. Tornadoes within 10 miles have caused 1 deaths and 45 injuries since 1950. The most recent was on March 31, 2022.
Hail of 1 inch or larger has been reported within 10 miles 133 times; the largest was 5.00 inches on July 2, 1968.
Severe weather in Fairfax County since 1996
Fairfax County has been included in 19 federal disaster or emergency declarations since 1953, most often for flood, freezing, hurricane.
| Declared | Incident | Declaration |
|---|---|---|
| January 23, 2026 | Winter Storm | EM-3631: Severe Winter Storm |
| April 2, 2020 | Biological | DR-4512: Covid-19 Pandemic |
| March 13, 2020 | Biological | EM-3448: Covid-19 |
| September 11, 2018 | Hurricane | EM-3403: Hurricane Florence |
| March 7, 2016 | Snowstorm | DR-4262: Severe Winter Storm And Snowstorm |
Jobs and pay in Fairfax County
Fairfax County had 636,430 jobs in 2024, paying an average of $114,100 a year. Unemployment was 2.5% in 2023; in Sully Square itself the ACS puts it at 0%.
Towns near Sully Square
- Floris, VA1.1 mi · 8,341 people · home $872,800
- Franklin Farm, VA1.8 mi · 19,189 people · home $829,600
- McNair, VA2.2 mi · 21,598 people · home $595,800
- Chantilly, VA2.4 mi · 24,301 people · home $663,600
- Navy, VA3.0 mi · 4,327 people · home $1,004,000
- Hutchison, VA3.0 mi · 6,231 people · home $476,900
- Greenbriar, VA3.8 mi · 8,421 people · home $662,500
- Herndon, VA4.0 mi · 24,655 people · home $599,100
Sully Square questions
Is Sully Square, Virginia a good place to retire?
On The Town Files lifestyle rankings, Sully Square scores better for retirees than 82% of Virginia towns and quieter than 27%. 6.5% of residents are 65 or older (median age 32.6).
How much does a house cost in Sully Square?
The median owner-occupied home in Sully Square is valued at $677,000 (Census ACS 2020–2024), against a median household income of $175,781, so homes cost about 3.9 times income. Median rent is $2,266 a month.
What is the weather like in Sully Square?
July highs average 87.6°F and January lows 25.2°F (NOAA 1991–2020 normals). It gets about 43.2 inches of precipitation a year and 21.0 inches of snow.
Does Sully Square get tornadoes?
20 tornadoes have passed within 10 miles of Sully Square since 1950 (NOAA Storm Events); the strongest was a F3 on September 5, 1979. The typical Virginia town has had 11.
- U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024)
- U.S. Census Bureau, 2020 Census and 2025 Gazetteer (2020 / 2025)
- NOAA NCEI U.S. Climate Normals (1991–2020)
- NOAA NCEI Storm Events Database (1950–2026)
- FEMA OpenFEMA Disaster Declarations (this product uses the FEMA OpenFEMA API but is not endorsed by FEMA) (1953–2026)
- NCES Common Core of Data (2023–24)
- BLS Quarterly Census of Employment and Wages; USDA ERS county unemployment (BLS LAUS) (2000–2024)
- The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025)