Market Overview
Chantilly is pricier ($710K median vs $560K), a difference of about $150K. Rockville moves faster, with homes averaging 17 days on market compared to 19 in Chantilly. Rockville offers a lower entry point at $200K–$1.8M.
Chantilly
VA
Rockville
MD
Median Price
$710K
$560K
Avg Days on Market
19 days
17 days
Price Range
$25K–$2.8M
$200K–$1.8M
Top Neighborhoods
Sully Station, South Riding, Poplar Tree Estates, Westfields
Rockville Town Center, Twinbrook, King Farm, Fallsgrove
Schools
Chantilly has a 85% average SOL pass rate; Rockville has 85% (2024 state assessment data). Public schools in Chantilly include Chantilly High School and Rocky Run Middle School; in Rockville, Richard Montgomery High School and Thomas S. Wootton High School. See Chantilly schools | See Rockville schools
Chantilly
VA
Rockville
MD
Avg Pass Rate
85%
85%
Public schools
Chantilly High School, Rocky Run Middle School, Greenbriar West Elementary
Richard Montgomery High School, Thomas S. Wootton High School, Julius West Middle School
Pass Rate
Commute
Rockville is closer to downtown at ~30 minutes vs ~40 minutes. Chantilly has 1 Metro station, including Dulles Airport on the Silver line. Rockville has 3 Metro stations, including Rockville on the Red line. Major highway access: Chantilly (I-66, Rt 28, Rt 50), Rockville (I-270, I-495, Rt 355).
Chantilly
VA
Rockville
MD
Drive to Downtown
~40 min
~30 min
Metro Stations
1 Metro station (nearest: Dulles Airport)
3 Metro stations (nearest: Rockville)
Metro Lines
Silver
Red
Major Highways
I-66, Rt 28, Rt 50
I-270, I-495, Rt 355, Rt 28
Commuter Rail
None
MARC (Brunswick Line)
Property Tax
On a $710K home in Chantilly, you would pay ~$7,881/yr in property tax. In Rockville, a $560K home costs ~$5,533/yr. Rockville has the lower rate at $0.988 per $100 of assessed value.
Chantilly
VA
Rockville
MD
Rate per $100
$1.110
$0.988
Est. Annual Tax
Based on median home price
$7,881/yr
$5,533/yr
Notes
Fairfax County rate
Montgomery County rate; City of Rockville adds $0.328
Walkability
Rockville is more walkable with a Walk Score of 52 (Somewhat Walkable), compared to 20 in Chantilly. Transit scores: Chantilly (12) vs Rockville (42). Walkability varies significantly by neighborhood. Urban corridors like Sully Station and Rockville Town Center score much higher than suburban areas.
Chantilly
VA
Rockville
MD
Walk Score
Transit Score
12
42
Bike Score
22
55
Safety
Chantilly is rated "Very Safe" with a total crime rate 44% below Virginia average. Rockville is rated "Average" (9% below Virginia average). Both cities compare favorably to the Virginia state average. Crime rates vary by neighborhood, so check specific areas when house hunting.
Chantilly
VA
Rockville
MD
Safety Rating
Violent Crime
0.6/1K
1.1/1K
Property Crime
8.8/1K
14.2/1K
vs Virginia Avg
44% below Virginia average
9% below Virginia average
VA
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Frequently Asked Questions
Is Chantilly or Rockville more affordable?
Rockville is more affordable with a median home price of $560K, compared to $710K in Chantilly. Both cities offer a wide range of housing options, from condos and townhomes to single-family homes. Chantilly prices range from $25K–$2.8M. Rockville prices range from $200K–$1.8M.
What are the public-school pass rates in Chantilly and Rockville?
Chantilly public schools have a 85% average SOL pass rate; Rockville has 85% (2024 state assessment data). Public schools in Chantilly include Chantilly High School and Rocky Run Middle School; in Rockville, Richard Montgomery High School and Thomas S. Wootton High School. Pass rates reflect district-wide assessment results; check the specific assigned schools for any address.
Which is easier to commute from, Chantilly or Rockville?
Rockville has the shorter commute to downtown at ~30 minutes vs ~40 minutes. Chantilly has Metro access (Dulles Airport). Rockville has Metro access (Rockville).
What are property taxes in Chantilly vs Rockville?
Chantilly has a property tax rate of $1.110 per $100 (~$7,881/yr on a $710K home). Rockville's rate is $0.988 per $100 (~$5,533/yr on a $560K home). Tax rates are set annually by each locality.
How do Chantilly and Rockville compare?
Chantilly offers spacious homes and public schools in western Fairfax County. Rockville is the seat of Montgomery County, offering a blend of urban amenities and suburban neighborhoods. The right choice depends on your priorities: budget, commute length, home types, and neighborhood feel. smover can connect you with a verified agent in either city.
Market data verified by smover using real transaction records. School data from Virginia DOE, Maryland MSDE, and DC OSSE public reports. Property tax rates from Virginia Dept. of Taxation (2024). Walkability scores from Walk Score (2024). Crime data from FBI UCR and Virginia State Police (2023). Commute times are approximate rush-hour estimates. Updated July 2026.