Hamilton is a town in Loudoun County, Virginia, home to about 589 people across 0.2 square miles. It has no ZIP code of its own: it’s part of 20158.
Homes sold for a median of $291 per square foot in the three months ending August 2026, a seller’s market.
Part is in Hamilton, part in Purcellville
Each card is that ZIP code’s whole market, including any part outside Hamilton. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Hamilton’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Washington Dulles International Airport (IAD)17 miles away |
|---|---|
| Nearest city of 250,000+ | Washington, DC38 miles away |
| Nearest city of 1 million+ | Philadelphia, PA147 miles away |
Straight-line distances from the center of Hamilton; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Hamilton had 619 residents in the 2020 census, up 10% since 2000.
It’s the 452nd largest of 669 towns in Virginia by population.
Loudoun County grew from 21,948 residents in 1900 to 420,959 in 2020.
Loudoun County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 25°F. About 44 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Purcellville, VA weather station (3 miles away).
192,220 jobs at 12,561 businesses in Loudoun County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
3 doctors and other health care providers list an office in Hamilton.
Nearest hospitals
Providers with an office here
| Mental health providers | 1 |
|---|---|
| Physical and occupational therapists | 2 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (3 nearby)
Grocery stores
Pharmacies
Libraries
Museums
Theaters and performance venues
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Loudoun County Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Hamilton ElementaryHamilton | Pre-K–5 | 170 | Public | 0.5 mi |
| Kenneth W.Culbert ElementaryHamilton | Pre-K–5 | 417 | Public | 1.3 mi |
| Harmony MiddleHamilton | 6–8 | 1,115 | Public | 1.4 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Purcellville.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.