ZIP Code · MD

ZIP 21133

Pop. 31,398·Baltimore County·129th most expensive ZIP in Maryland
Median rent (all units)
$1,481/mo
Year-over-Year
Stable
Month-over-Month
+0.4%
vs US Median
-$451
Reported rents
Stable (Monthly)
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Most AffordableMost Expensive
ZIP 21133 · $1,481
More affordable than 74% of US ZIP codes · National median $1,932/mo
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Medians by bedroom

Rent by unit size

Studio
$1,330
1 BR
$1,480
2 BR
$1,820
3 BR
$2,310
4 BR+
$2,560
Research median
$1,820/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

Compared with the peak

Rent in ZIP 21133 is 0.9% below its high of $1,494 in July 2025, at $1,481 as of September 2026.

Past year vs. the rest of Maryland

Rent in ZIP 21133 changed 0.0% over the year to September 2026. Across the 124 Maryland ZIP codes Zillow tracks, the typical change was +2.6%.

Recent direction

Rent rose in 4 of the last 12 months.

What a typical income covers

30% of the median household income ($80,480) is $2,012 a month. That covers HUD's Fair Market Rent for up to a 2-bedroom ($1,820); a 3-bedroom is $2,310.

Cheaper nearby

ZIP 21215, 7 miles away, rents for 11% less ($1,312/mo), about $2,000 a year in savings.

From Zillow's monthly rent index (ZORI) for ZIP 21133. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost
$17,772/yr
At $1,481/mo median
Location
StateMD
CountyBaltimore County
Rent Market Meter
Balanced Market
Renter's MarketBalancedLandlord's Market
Rents are roughly steady, with neither renters nor landlords holding a strong edge right now.
Based on rent-price momentum (+0.0% YoY, +0.4% MoM), not inventory.
Demographics

Who lives here

ZIP 21133 (Randallstown, MD) is majority owner-occupied, has a large retiree population, 33.3% of residents hold a bachelor's degree or higher.

Population
31,398
Median income
$80,480
Median age
47.1
Renters
31.6%
Age distribution
18%
18%
25.4%
17.8%
20.7%
Under 1818%
18–3418%
35–5425.4%
55–6417.8%
65+20.7%
Gender
47.3%
52.7%
Male47.3%
Female52.7%
Race & ethnicity
78.8%
White11.4%
Black78.8%
Hispanic7.5%
Asian1.8%
Other0.6%
Education (25+)
25.6%
31.8%
33.3%
No HS diploma9.2%
HS diploma25.6%
Some college31.8%
Bachelor's+33.3%
Housing tenure
68.4%
31.6%
Owner68.4%
Renter31.6%

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

2022 vs 2026

How ZIP 21133 in Randallstown, MD has changed in 5 years

Rent
$1,392 → $1,481
up 6.4%
Income
$77,593 → $80,480
up 3.7%
Population
31,383 → 31,398
up 0.0%
Renter share
32.3% → 31.6%
-0.7 pts
Bachelor's+
31.7% → 33.3%
+1.6 pts
Median age
42.4 → 47.1
+4.7 yrs

Since 2022, the typical rent in ZIP 21133 in Randallstown, MD has increased from $1,392 to $1,481, a 6.4% change over five years. Household income in the area moved from $77,593 to $80,480 across the same window, up 3.7% versus 2021. Reading these numbers side by side helps frame whether current listings in ZIP 21133 in Randallstown, MD look reasonable against where the market sat half a decade ago.

Community

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Local insights

Tips for renters in ZIP 21133

About renting in ZIP 21133

Last updated: October 17, 2026

ZIP code 21133 covers Randallstown, MD. The median rent here is $1,481/mo as of October 2026. A 1-bedroom rents for a median of $1,480/mo. A 2-bedroom rents for a median of $1,820/mo.

At 22% of local median household income ($80,480/yr), ZIP 21133 ranks as affordable compared to the national benchmark of 30%. Rent prices have stayed steady over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 21133?

To keep rent at or below 30% of gross income, you would need to earn at least $59,000/year (about $28/hour full-time) to afford the median rent of $1,481/mo in ZIP 21133. The local median household income is $80,480/yr, so the typical household meets that bar.

Is rent going up or down in ZIP 21133?

Rent in ZIP 21133 has been roughly flat over the past year as of September 2026, a 0.0% change. It sits 0.9% below its high of $1,494 in July 2025.

How does ZIP 21133 compare to other ZIPs in Maryland?

ZIP 21133 is one of the more affordable among Maryland ZIP codes for rent, ranking #129 of 140 at $1,481/mo. Over the year to September 2026, rent in ZIP 21133 changed 0.0%, against a typical +2.6% across the 124 Maryland ZIP codes Zillow tracks.

How does ZIP 21133 compare to the rest of Randallstown?

At $1,481/mo, ZIP 21133 is $2 below the Randallstown citywide median of $1,483/mo.
Income Affordability
22%
VERY AFFORDABLE

At $1,481/mo, rent takes ~22% of ZIP 21133's median household income ($80,480/yr). The standard benchmark is 30%.

ZIP 21133 22%Benchmark 30%
State income tax2–5.75%
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Schools nearby

Public schools near ZIP 21133 (Randallstown, MD)

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