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ZIP Code · MD

ZIP 21704

Pop. 20,006·Frederick County·8th most expensive ZIP in Maryland
Median rent (all units)
$2,814/mo
Year-over-Year
+19.9%
Month-over-Month
+8.9%
vs US Median
+$849
Rising (Monthly)
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Most AffordableMost Expensive
ZIP 21704 · $2,814
More expensive than 87% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$2,500
1 BR
$2,570
2 BR
$2,870
3 BR
$3,620
4 BR+
$4,260
Research median
$2,870/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: July 20, 2026

Annual cost
$33,768/yr
At $2,814/mo median
Location
StateMD
CountyFrederick County
Rent Market Meter
Strong Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are up 19.9% year-over-year. Expect competition, and move quickly to lock in terms.
Based on rent-price momentum (+19.9% YoY, +8.9% MoM), not inventory.
Demographics

Who lives here

ZIP 21704 (Frederick, MD) is majority owner-occupied, has a large share of families with children, has a median income above the national average, 57.4% of residents hold a bachelor's degree or higher.

Population
20,006
Median income
$161,063
Median age
38.6
Renters
18%
Age distribution
32.7%
34.7%
Under 1832.7%
18–3412%
35–5434.7%
55–649.7%
65+10.9%
Gender
53%
47%
Male53%
Female47%
Race & ethnicity
51.5%
12.5%
14.7%
18.1%
White51.5%
Black12.5%
Hispanic14.7%
Asian18.1%
Other3.2%
Education (25+)
18%
20%
57.4%
No HS diploma4.6%
HS diploma18%
Some college20%
Bachelor's+57.4%
Housing tenure
82%
18%
Owner82%
Renter18%

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

2021 vs 2026

How ZIP 21704 in Frederick, MD has changed in 5 years

Income
$152,330 → $161,063
up 5.7%
Population
17,372 → 20,006
up 15.2%
Renter share
19.3% → 18%
-1.3 pts
Bachelor's+
58.9% → 57.4%
-1.5 pts
Median age
37.1 → 38.6
+1.5 yrs

Census figures show median household income at $161,063 today, compared with $152,330 five years earlier. The population has grown by 15.2% since 2021, moving from about 17,372 residents to roughly 20,006.

Community

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Local insights

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About renting in ZIP 21704

Last updated: July 20, 2026

ZIP code 21704 covers Frederick, MD. The median rent here is $2,814/mo as of July 2026. A 1-bedroom rents for a median of $2,570/mo. A 2-bedroom rents for a median of $2,870/mo.

At 21% of local median household income ($161,063/yr), ZIP 21704 ranks as affordable compared to the national benchmark of 30%. Rents have increased 19.9% over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 21704?

As of July 20, 2026, the median monthly rent in ZIP 21704 (Frederick, MD) is $2,814. This is based on aggregated data from public sources and community submissions.

How does ZIP 21704 rent compare to the US average?

ZIP 21704's median rent of $2,814/mo is $849 (43%) above the US national median of $1,965/mo.

How does ZIP 21704 compare to other ZIPs in Maryland?

ZIP 21704 is one of the pricier ZIP codes in Maryland, ranking #8 out of 140 ZIPs tracked at $2,814/mo.

How much income do you need to rent in ZIP 21704?

To keep rent at or below 30% of gross income, you would need to earn at least $113,000/year (~$54/hour full-time) to afford the median rent of $2,814/mo in ZIP 21704. The local median household income is $161,063/yr, meaning the typical household meets that threshold.

Is rent going up or down in ZIP 21704?

Rent in ZIP 21704 has increased 19.9% over the past year as of July 20, 2026, putting upward pressure on renter budgets.

Is ZIP 21704 an affordable place to rent?

ZIP 21704 is considered very affordable for renters. At $2,814/mo, rent takes approximately 21% of the local median household income ($161,063/yr). The standard benchmark is 30%. ZIP 21704 falls comfortably within that range.

What percentage of ZIP 21704 residents rent vs. own?

According to Census data, approximately 18% of ZIP 21704 households are renters, while 82% are owner-occupied. ZIP 21704 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 21704 compare to the rest of Frederick?

ZIP 21704 is pricier than Frederick as a whole. At $2,814/mo, it's $609 above the Frederick citywide median of $2,205/mo.

When was rent data for ZIP 21704 last updated?

Rent data for ZIP 21704 reflects July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
21%
VERY AFFORDABLE

At $2,814/mo, rent takes ~21% of ZIP 21704's median household income ($161,063/yr). The standard benchmark is 30%.

ZIP 21704 21%Benchmark 30%
State income tax2–5.75%
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Schools nearby

Public schools near ZIP 21704 (Frederick, MD)

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