HousingHandbookReference data

U.S. ZIP Code · MD21156

Baltimore County · Baltimore-Columbia-Towson, MD

Typical home value

$524,571[1]

Zillow Home Value Index, as of April 2026

Appreciation

1-year
-0.5%
5-year / yr
10-year / yr

Relative price

vs U.S.
+84.7%
vs metro
+7.6%
vs state
+16.4%
ZIP 21156 location in MD
Location of ZIP 21156 in MD

Price history

Zillow Home Value Index — monthly, smoothed and seasonally adjusted.

The typical home in 21156 is worth $524,571 — 7.6% above the Baltimore-Columbia-Towson, MD median. Over the past year, values have fallen 0.5%.

#Rent & investment

Typical asking rent, and the returns it implies at the current home value.

Monthly rent
[2]
Gross yield
[2]
Cap rate
[2]

#Property tax

Effective rate — total real estate taxes paid relative to total home value.

Effective tax rate
[3]
Typical annual tax
[3]

#Climate risk

FEMA National Risk Index ratings for Baltimore County. "Not Applicable" means the hazard does not threaten the county.

Overall risk
Relatively Moderate[4]
Riverine flood
Relatively High
Coastal flood
Relatively Moderate
Wildfire
Very Low
Drought
Relatively Moderate
Heat wave
Relatively High
Hurricane
Relatively Moderate
Tornado
Relatively Moderate
Earthquake
Relatively Moderate
Winter weather
Very High

#Who lives here

Population
204[3]
Median household income
[3]

#Migration

Household moves in and out of Baltimore County over a year, from IRS tax-return data.

Net migration
-2,556[5]
Moved in
22,058
Moved out
24,614

Run the numbers

Interactive calculators pre-filled with this ZIP's typical home value, rent, and property-tax rate. Edit any field to recompute.

Gross yield
Net yield (after ~40% expenses)
Annual rent

Gross and net yield are estimates based on the inputs and the selected expense ratio. Actual income and expenses will vary by property and market. Not investment advice.

Monthly payment$2,653
Loan principal$419,657
Down payment$104,914
Total interest paid$535,249

Estimated monthly payments include principal and interest only. Actual costs will include property tax, insurance, possibly PMI, and HOA fees not modeled here. Loan terms shown are estimates; consult a licensed lender for current rates and qualification.

Own : rent ratio
Monthly cost to own$3,614
Monthly rent

This calculator projects multi-year scenarios based on assumptions about appreciation, rent growth, and investment returns — none of which are guaranteed. Actual outcomes depend on variables this tool cannot know. Not financial or real estate advice.

#Metro ranking

Where this ZIP sits among others in its metro area.

Appreciation
[1]
Rental yield
[2]
Property tax
[3]

Frequently asked

How much is a home worth in ZIP code 21156?
The typical home in 21156 is worth $524,571, based on the Zillow Home Value Index.
Are home values rising in 21156?
Home values in 21156 are down 0.5% over the past year.

#Comparable ZIPs

Same metro, nearest typical home value. Each card shows the comparable ZIP's headline numbers so you can scan at a glance.

  • Honeygo CDP, MD

    Typical home
    $524,952
    Gross yield
  • MD

    Typical home
    $526,820
    Gross yield
  • Severn CDP, MD

    Typical home
    $522,316
    Gross yield
    5.0%
  • Columbia CDP, MD

    Typical home
    $528,913
    Gross yield
    4.4%
  • Deale CDP, MD

    Typical home
    $518,806
    Gross yield
  • Chester CDP, MD

    Typical home
    $532,903
    Gross yield

Want similar ZIPs from outside this metro? Browse nationally similar ZIPs →

Compare ZIPs

Pit ZIP 21156 against any other ZIP — full side-by-side table.

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