County data
Johnson County, KS Mortgage Calculator
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- Property tax$0
- Home insurance$0
- HOA dues$0
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Johnson County at a glance
Median home value
$391,200
Property tax rate
1.13%
Kansas: 1.41% · U.S.: 1.05%
Median income
$109,208
Conforming loan limit
$832,750
Typical monthly cost of the median home
Principal and interest
$2,141
$312,960 loan at 7.28%, 30 years
Property tax
$368
1.13% of $391,200 a year
Together
$2,510
before insurance, HOA and PMI
Other large counties in Kansas
| County | Median home | Tax rate | Payment |
|---|---|---|---|
| Sedgwick County | $203,300 | 1.28% | $1,330 |
| Shawnee County | $180,900 | 1.55% | $1,224 |
| Wyandotte County | $172,300 | 1.63% | $1,177 |
| Douglas County | $309,400 | 1.24% | $2,013 |
| Leavenworth County | $282,900 | 1.29% | $1,853 |
| Riley County | $237,100 | 1.53% | $1,600 |
| Butler County | $217,600 | 1.53% | $1,469 |
| Reno County | $132,500 | 1.81% | $925 |
Frequently asked questions
What is the property tax rate in Johnson County, KS?
Homeowners with a mortgage in Johnson County pay a median of $4,427 a year in property tax on a median home value of $391,200, an effective rate of 1.13%. That is below the Kansas figure of 1.41% and above the U.S. median of 1.05%. It ranks 103 of 105 counties in Kansas for effective rate, highest first. Your own bill depends on the assessed value, the taxing districts and any exemptions.
How much is the monthly payment on a median-priced home in Johnson County?
On a $391,200 home with 20% down and a 30-year loan at 7.28% (the Freddie Mac weekly average), principal and interest is about $2,141 a month and property tax about $368, so roughly $2,510 before homeowners insurance, HOA dues and mortgage insurance. For comparison, the median household income here is $109,208 a year, so that payment is about 28% of it.
What is the conforming loan limit in Johnson County?
The 2026 one-unit conforming loan limit for Johnson County is $832,750. A conventional loan above that amount is a jumbo loan, which can have different rates and down payment requirements.
Where do these numbers come from?
Home values, property taxes and incomes are U.S. Census Bureau American Community Survey 5-year medians for the county. Loan limits come from the Federal Housing Finance Agency and rates from Freddie Mac. The methodology page lists each source and when it was retrieved.
Data and method. Home values, property taxes and incomes: U.S. Census Bureau, ACS 2024 5-year (2020-2024) (medians, with sampling error; property tax is for owners with a mortgage). Loan limits: FHFA. Rates: Freddie Mac weekly average as of October 1, 2026. Retrieved October 1, 2026. Payment figures assume 20% down, a 30-year fixed loan, and exclude insurance, HOA dues and mortgage insurance. Estimates only; see the methodology.