ZIP Code · VA

ZIP 20151

Part of Chantilly, VA

Pop. 22,610·Fairfax County·26th most expensive ZIP in Virginia

Median rent (all units)

$2,776/mo

Year-over-Year

+1.7%

Month-over-Month

+1.2%

vs US Median

+$844

Reported rents

Rising (Monthly)

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Most AffordableMost Expensive

ZIP 20151 · $2,776

More expensive than 86% of US ZIP codes · National median $1,932/mo

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Medians by bedroom

Rent by unit size

Studio

$2,100

1 BR

$2,170

2 BR

$2,420

3 BR

$3,050

4 BR+

$3,590

Research median

$2,420/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

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Last updated: October 17, 2026

From the history

What the numbers show

Past year vs. the rest of Virginia

Rent in ZIP 20151 changed +1.7% over the year to September 2026. Across the 169 Virginia ZIP codes Zillow tracks, the typical change was +3.4%.

Recent direction

Rent has risen 3 months in a row, and rose in 7 of the last 12 months.

What a typical income covers

30% of the median household income ($158,271) is $3,957 a month. That covers HUD's Fair Market Rent for up to a 4-bedroom ($3,590).

Cheaper nearby

ZIP 20171, 3 miles away, rents for 14% less ($2,384/mo), about $4,700 a year in savings.

From Zillow's monthly rent index (ZORI) for ZIP 20151. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$33,312/yr

At $2,776/mo median

Location

CityChantilly

StateVA

CountyFairfax County

Rent Market Meter

Landlord's Market

Renter's MarketBalancedLandlord's Market

Rents are climbing (1.7% YoY), so leverage tilts toward landlords. Act sooner rather than later.

Based on rent-price momentum (+1.7% YoY, +1.2% MoM), not inventory.

Demographics

Who lives here

ZIP 20151 (Chantilly, VA) is majority owner-occupied, has a median income above the national average, 59.3% of residents hold a bachelor's degree or higher.

Population

22,610

Median income

$158,271

Median age

41.5

Renters

19%

Age distribution

24.1%

19.1%

30.3%

12.9%

13.6%

Under 1824.1%

18–3419.1%

35–5430.3%

55–6412.9%

65+13.6%

Gender

51.3%

48.7%

Male51.3%

Female48.7%

Race & ethnicity

37.1%

19.7%

38.1%

White37.1%

Black3.7%

Hispanic19.7%

Asian38.1%

Other1.4%

Education (25+)

13.4%

16.9%

59.3%

No HS diploma10.3%

HS diploma13.4%

Some college16.9%

Bachelor's+59.3%

Housing tenure

81%

19%

Owner81%

Renter19%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2021 vs 2026

How ZIP 20151 in Chantilly, VA has changed in 5 years

Income

$131,526 → $158,271

up 20.3%

Population

22,181 → 22,610

up 1.9%

Renter share

21% → 19%

-2.0 pts

Bachelor's+

56.3% → 59.3%

+3.0 pts

Median age

40.2 → 41.5

+1.3 yrs

Local incomes tracked alongside that move, going from a median of $131,526 in 2021 to $158,271 more recently. Census counts show ZIP 20151 in Chantilly, VA adding about 429 residents over the five-year window, up 1.9% on net. The renter share has eased from 21% to 19%, with owner-occupied housing accounting for the remainder. Bachelor's-degree-or-higher attainment moved from 56.3% to 59.3% across the same window.

Community

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Local insights

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About renting in ZIP 20151

Last updated: October 17, 2026

ZIP code 20151 covers Chantilly, VA. The median rent here is $2,776/mo as of October 2026. A 1-bedroom rents for a median of $2,170/mo. A 2-bedroom rents for a median of $2,420/mo.

At 21% of local median household income ($158,271/yr), ZIP 20151 ranks as affordable compared to the national benchmark of 30%. Rents have increased 1.7% over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 20151?

To keep rent at or below 30% of gross income, you would need to earn at least $111,000/year (about $53/hour full-time) to afford the median rent of $2,776/mo in ZIP 20151. The local median household income is $158,271/yr, so the typical household meets that bar.

Is rent going up or down in ZIP 20151?

Rent in ZIP 20151 has risen 1.7% over the past year.

How does ZIP 20151 compare to other ZIPs in Virginia?

ZIP 20151 is one of the pricier among Virginia ZIP codes for rent, ranking #26 of 194 at $2,776/mo. Over the year to September 2026, rent in ZIP 20151 changed +1.7%, against a typical +3.4% across the 169 Virginia ZIP codes Zillow tracks.