City Comparison

Gaithersburg vs Portsmouth: Which is right for your family?

Gaithersburg is a diverse city along the I-270 corridor in Montgomery County. Portsmouth is a waterfront city across the Elizabeth River from Norfolk, with a rich naval heritage and a revitalizing downtown. Both are strong options, but the details matter. Here is how they compare across price, schools, commute, taxes, walkability, and safety.

Market Overview

Gaithersburg is pricier ($480K median vs $250K), a difference of about $230K. Gaithersburg moves faster, with homes averaging 16 days on market compared to 28 in Portsmouth. Portsmouth offers a lower entry point at $75K–$550K.

Gaithersburg

MD

Portsmouth

VA

Median Price

$480K

$250K

Avg Days on Market

16 days

28 days

Price Range

$175K–$1.2M

$75K–$550K

Top Neighborhoods

Kentlands, Lakelands, Quince Orchard, Washington Square

Olde Towne, Churchland, Western Branch, Port Norfolk

Schools

Gaithersburg leads on school quality with a 76% average pass rate (rated Strong) compared to 60% in Portsmouth. Top schools in Gaithersburg include Quince Orchard High School and Gaithersburg High School. In Portsmouth, families look to Churchland High School and I.C. Norcom High School. See Gaithersburg schools | See Portsmouth schools

Gaithersburg

MD

Portsmouth

VA

Quality Tier

Strong

Average

Avg Pass Rate

76%

60%

Top Schools

Quince Orchard High School, Gaithersburg High School, Ridgeview Middle School

Churchland High School, I.C. Norcom High School, Cradock Middle School

Pass Rate

76%
60%

Commute

Portsmouth is closer to downtown at ~10 minutes vs ~35 minutes. Gaithersburg has 1 Metro station, including Shady Grove on the Red line. Major highway access: Gaithersburg (I-270, I-370, Rt 355), Portsmouth (I-264, I-664, Rt 17).

Gaithersburg

MD

Portsmouth

VA

Drive to Downtown

~35 min

~10 min

Metro Stations

1 Metro station (nearest: Shady Grove)

No Metro access

Metro Lines

Red

N/A

Major Highways

I-270, I-370, Rt 355, Rt 28

I-264, I-664, Rt 17, Rt 58

Commuter Rail

MARC (Brunswick Line)

None

MD

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Frequently Asked Questions

Is Gaithersburg or Portsmouth more affordable?

Portsmouth is more affordable with a median home price of $250K, compared to $480K in Gaithersburg. Both cities offer a wide range of housing options, from condos and townhomes to single-family homes. Gaithersburg prices range from $175K–$1.2M. Portsmouth prices range from $75K–$550K.

Which has better schools, Gaithersburg or Portsmouth?

Gaithersburg has stronger schools overall, with a 76% average pass rate compared to 60% in Portsmouth. Top schools in Gaithersburg include Quince Orchard High School and Gaithersburg High School. In Portsmouth, standout schools include Churchland High School and I.C. Norcom High School. School quality varies by neighborhood, so check specific school zones when evaluating homes.

Which is easier to commute from, Gaithersburg or Portsmouth?

Portsmouth has the shorter commute to downtown at ~10 minutes vs ~35 minutes. Gaithersburg has Metro access (Shady Grove). Portsmouth has no direct Metro access.

Is Gaithersburg or Portsmouth better for families?

Both cities are popular with families. Gaithersburg is a diverse city along the I-270 corridor in Montgomery County. Portsmouth is a waterfront city across the Elizabeth River from Norfolk, with a rich naval heritage and a revitalizing downtown. The best choice depends on your priorities: budget, school quality, commute length, and neighborhood feel. smover can help you find a verified agent in either city who specializes in family-friendly neighborhoods.

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 March 2026.