ZIP codes
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Union Mill, VA Demographics & ZIP Codes
Union Mill, Virginia demographics and median household income by ZIP code (in Fairfax County) — 1 ZIP codes — population 14,557 — median income $218,942 — avg. home value $870,200. Compare income, housing, and population across ZIP codes on US5.
Population
14,557
Median household income (avg.)
$218,942
291% of U.S. median
Average home value
$870,200
250% of U.S. median
Average rent
$2,134
183% of U.S. median
Median age (avg.)
47.2
Union Mill demographics
Union Mill, Virginia covers 1 ZIP code primarily in Fairfax County, with a combined ZIP-area population of about 14,557.
Across ZIP codes with age data, the average median age is about 47.2 years.
Median household income in Union Mill
The average median household income across ZIP codes in Union Mill, Virginia is about $218,942 — about 162% above the VA ZIP average ($83,623), and about 191% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $218,942 in 20124.
Housing in Union Mill
For housing in Union Mill, Virginia, the average median home value is about $870,200 and the average median rent is about $2,134.
The most populous ZIP in this set is 20124 (about 14,557 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Union Mill
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 20124 | Union Mill | Fairfax County | VA | 14,557 | $218,942 | $870,200 |
Frequently asked questions
What are the demographics of Union Mill?
Union Mill, Virginia has a combined ZIP-area population of about 14,557 across 1 ZIP codes (primarily Fairfax County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Union Mill?
The average median household income across ZIP codes in Union Mill, Virginia is about $218,942, about 162% above the state ZIP average ($83,623), and about 191% above the U.S. median ($75,149). Average median home value is about $870,200.
How many ZIP codes are in Union Mill?
Union Mill, Virginia includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Union Mill?
This page lists ZIP codes in Union Mill, Virginia with population, median household income, and home value. Select a ZIP for a full demographics profile.