Hunt & Live

Johnson County, KS

619,195 residents · 474 sq mi · 1,307.4/sq mi · 4% rural

Climate
55.2°F
39.5" rain/yr
Water
humid
Aridity index 1.49
Hardiness
Zone 8a
Winter low ~10.4°F

About Johnson County

Johnson County is a county in the U.S. state of Kansas, along the border of the state of Missouri. Its county seat is Olathe. As of the 2020 census, the population was 609,863, making it the most populous county in Kansas. The county was named after Thomas Johnson, a Methodist missionary who was one of the state's first settlers. Largely suburban, the county contains a number of suburbs of Kansas City, Missouri, including Overland Park, a principal city of and the second most populous city in the Kansas City Metropolitan Area.

35
Prepper Suitability
worsebetter
National rank: #2476 of 3,109
Locator map
Location within the continental US

Prepper Assessment

This area features a predominantly suburban landscape with a population density of 1,307.4 people per square mile, which may not appeal to those seeking remote homesteading. The climate is characterized by a humid subtropical environment with an annual mean temperature of 55.2°F and approximately 39.5 inches of rainfall per year. While the growing season is viable for many crops due to being in USDA zone 8a, the limited rural land (4%) may restrict opportunities for self-sufficient living.

The county faces significant natural hazards, with winter weather, tornadoes, hail, ice storms, and heat waves all ranked at the highest levels by FEMA. With a disaster percentile of 95, this area is prone to severe weather events, which could pose challenges for those looking to maintain a homestead. Additionally, the median home price of $343,300 may be prohibitive for many would-be homesteaders, as the cost of living is relatively high compared to more rural areas.

This county may suit individuals or families who prefer suburban amenities while still being near urban resources. However, those seeking a more isolated, rural homesteading lifestyle may find it unsuitable due to the high density and limited land availability. The primary dealbreaker for homesteaders could be the high cost of housing and the area's vulnerability to extreme weather conditions, making it less than ideal for self-sufficiency-focused living.

AI-generated analysis based on county data (climate, hazards, density, housing, economy). For general orientation only.

Key Facts

Ranked #2,588 nationally
Out of 3,109 CONUS counties for composite prepper suitability.
#100 of 105 in KS
Ranked #100 of 105 counties statewide for prepper suitability.
Dominant hazard: winter weather
FEMA ranks winter weather risk at 100/100 here — the leading natural threat.
Urban: 1,307/sqmi
Densely populated at 1,307 people per square mile.
Climate profile
Classified as humid with a 55.2°F annual mean and 39.5" of annual precipitation. USDA hardiness zone 8a.
Housing & taxes
Median home value $343,300.

Score Breakdown

Violence
5
percentile (lower = safer)
Disasters
95
percentile (lower = safer)
Density
96
percentile (lower = emptier)
Overall FEMA Risk
94.8
NRI composite (0-100)

Natural Hazard Profile (FEMA NRI)

Cold Wave 98
Drought 25
Earthquake 76
Hail 99
Heat Wave 98
Riverine Flood 95
Ice Storm 99
Landslide 69
Lightning 98
Strong Wind 47
Tornado 99
Wildfire 61
Winter Weather 100

Monthly Climate (1991–2020 normals)

Average temperature
JFMAMJ JASOND
Monthly precipitation (inches)
JFMAMJ JASOND
Summer high
88.5°F
Winter low
20.4°F
Heating degree days
4,952
Cooling degree days
1,399

Housing & Economy

Median home value
$343,300
Median HH income
$103,644
Price to income
3.3×
Property tax rate
1.17%
~$4,000/yr median

Community Profile

Median age
38.1
Homeownership
68.9%
Poverty rate
5.3%
Unemployment
3.2%

Connectivity

Broadband households
86.6%
No internet access
3.4%

Explore Johnson County Further

Similar Counties

Data sources. Prepper scores are national percentile ranks of firearm fatalities (County Health Rankings 2024 / CDC WONDER), FEMA National Risk Index 2023 composite disaster score, and population density (ACS 2022 + TIGER 2022 land area). Climate from NOAA nClimDiv 1991–2020 normals. Hardiness zone is estimated from climate data and may differ from the official USDA PHZM. Demographics and housing from Census ACS 5-year 2022. All scores are for comparison purposes only and do not constitute advice about where to live.