HousingHandbookReference data

U.S. ZIP Code · MD20637

Charles County · Washington-Arlington-Alexandria, DC-VA-MD-WV

Typical home value

$591,782[1]

Zillow Home Value Index, as of April 2026

Appreciation

1-year
-1.0%
5-year / yr
+3.2%
10-year / yr
+4.2%

Relative price

vs U.S.
+108.3%
vs metro
≈ metro median
vs state
+31.4%
ZIP 20637 location in MD
Location of ZIP 20637 in MD

Price history

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

The typical home in 20637 is worth $591,782. Over the past year, values have fallen 1.0%. The effective property tax rate is 1.0%.

#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
1.0%[3]
Typical annual tax
$5,939[3]

#Climate risk

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

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

#Who lives here

Population
6,133[3]
Median household income
$160,121[3]

#Migration

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

Net migration
+521[5]
Moved in
5,731
Moved out
5,210

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$2,992
Loan principal$473,426
Down payment$118,356
Total interest paid$603,829

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$3,979
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
43rd percentile[1]
Rental yield
[2]
Property tax
84th percentile[3]

Frequently asked

How much is a home worth in ZIP code 20637?
The typical home in 20637 is worth $591,782, based on the Zillow Home Value Index.
Are home values rising in 20637?
Home values in 20637 are down 1.0% over the past year, and up 3.2% a year over five years.
What is the property tax rate in 20637?
The effective property tax rate in 20637 is 1.0% — roughly $5,939 a year on a typical home.
Who lives in 20637?
ZIP code 20637 has a population of 6,133 and a median household income of $160,121.

#Comparable ZIPs

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

  • VA

    Typical home
    $592,606
    Gross yield
  • Colesville CDP, MD

    Typical home
    $593,618
    Gross yield
    4.0%
  • Lake Barcroft CDP, VA

    Typical home
    $594,468
    Gross yield
    3.7%
  • VA

    Typical home
    $595,740
    Gross yield
  • Mount Vernon CDP, VA

    Typical home
    $596,128
    Gross yield
    5.3%
  • Montclair CDP, VA

    Typical home
    $587,109
    Gross yield
    5.3%

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

Compare ZIPs

Pit ZIP 20637 against any other ZIP — full side-by-side table.

Compare 20637

#Jump to section