Union Mill

In Fairfax County, Virginia.

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Today 81°F Chance Rain Showers then Mostly Cloudy44% precip

Tonight 67°F Mostly Cloudy then Chance Showers And Thunderstorms30% precip

Saturday 83°F Chance Showers And Thunderstorms52% precip

Saturday Night 68°F Chance Showers And Thunderstorms then Showers And Thunderstorms82% precip

News around Fairfax County

Newest first · from sources across Fairfax County · checked 1 hr ago

Top 10 Permit Expediters in Northern Virginia (2026 Guide)

Yonkers Times (Rising Media Group) September 9

Getting a construction project approved in Northern Virginia means working through Fairfax County Land Development Services, Arlington County CPHD, Loudoun County, Prince William County, or the City of Alexandria—each with its own portal, review timeline, and submission quirks. A…

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In and around Union Mill

40 places

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Union Mill by the numbers

Households & income

Area: 9.99 sq mi (25.86 km²), 0.1 sq mi water
Median age: 47.3
Households: 1,416
Persons per household: 3.2
Median household income: $250,001
Median house value: $961,400

2020–2024 ACS

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