HousingHandbookReference data

U.S. ZIP Code · KY40031

Oldham County · Louisville/Jefferson County, KY-IN

Typical home value

$389,553[1]

Zillow Home Value Index, as of April 2026

Appreciation

1-year
+1.2%
5-year / yr
+5.1%
10-year / yr
+5.6%

Relative price

vs U.S.
+37.1%
vs metro
+44.6%
vs state
+134.4%
ZIP 40031 location in KY
Location of ZIP 40031 in KY

Price history

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

The typical home in 40031 is worth $389,553 — 44.6% above the Louisville/Jefferson County, KY-IN median. Over the past year, values have risen 1.2%. 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
$3,829[3]

#Climate risk

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

Overall risk
Relatively Low[4]
Riverine flood
Relatively Low
Coastal flood
Not Applicable
Wildfire
Very Low
Drought
Very Low
Heat wave
Very Low
Hurricane
Very Low
Tornado
Relatively Moderate
Earthquake
Very Low
Winter weather
Relatively Low

#Who lives here

Population
26,259[3]
Median household income
$98,513[3]

#Migration

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

Net migration
+8[5]
Moved in
1,909
Moved out
1,901

Schools

Open public schools in this ZIP, from the NCES Common Core of Data.

Public schools
5
Elementary
1
Middle
0
High
1
  • Oldham County High School

    High · Grades 9–12 · Oldham County

    1,634 students

  • LaGrange Elementary School

    Elementary · Grades K–5 · Oldham County

    462 students

  • Oldham County Preschool

    Prekindergarten · Grades PK · Oldham County

    195 students

  • La Grange Education Center

    Ungraded · Oldham County

    0 students

  • Luther Luckett Education Center

    Ungraded · Oldham County

    0 students

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$1,970
Loan principal$311,642
Down payment$77,911
Total interest paid$397,482

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$2,613
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
39th percentile[1]
Rental yield
[2]
Property tax
99th percentile[3]

Frequently asked

How much is a home worth in ZIP code 40031?
The typical home in 40031 is worth $389,553, based on the Zillow Home Value Index.
Are home values rising in 40031?
Home values in 40031 are up 1.2% over the past year, and up 5.1% a year over five years.
What is the property tax rate in 40031?
The effective property tax rate in 40031 is 1.0% — roughly $3,829 a year on a typical home.
Who lives in 40031?
ZIP code 40031 has a population of 26,259 and a median household income of $98,513.

#Comparable ZIPs

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

  • Louisville/Jefferson County metro government (balance), KY

    Typical home
    $391,920
    Gross yield
    5.0%
  • Louisville, KY

    Typical home
    $394,951
    Gross yield
    4.8%
  • Louisville/Jefferson County metro government (balance), KY

    Typical home
    $398,070
    Gross yield
    4.0%
  • Galena CDP, IN

    Typical home
    $404,820
    Gross yield
  • Simpsonville, KY

    Typical home
    $405,902
    Gross yield
  • Smithfield, KY

    Typical home
    $410,886
    Gross yield

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