Hunt & Live

Walla Walla County, WA

61,890 residents · 1,270 sq mi · 48.7/sq mi · 20% rural

Climate
52.7°F
15" rain/yr
Water
semi-arid
Aridity index 0.63
Hardiness
Zone 8b
Winter low ~18.4°F

About Walla Walla County

Walla Walla County is a county located in the southeast of the U.S. state of Washington. As of the 2020 census, its population was 62,584. The county seat and most populous city is Walla Walla. The county was formed on April 25, 1854 and is named after the Walla Walla tribe of Native Americans.

59
Prepper Suitability
worsebetter
National rank: #939 of 3,109
Locator map
Location within the continental US

Prepper Assessment

Living in this area offers a semi-arid climate with an annual mean temperature of 52.7°F and about 15 inches of rain per year. The growing season is suitable for various crops, particularly in USDA zone 8b. However, the terrain can present challenges for water access, as the aridity index stands at 0.63. The relatively low population density of 48.7 people per square mile may provide opportunities for self-sufficient living, though remoteness can affect access to resources.

The county faces several natural hazards, including a high risk of earthquakes (FEMA rank 91) and significant risks from ice storms (rank 89) and wildfires (rank 84). While the violence percentile is relatively low at 34, the overall disaster percentile is moderate at 60, indicating some vulnerability. The median home price is $331,600, which may pose a barrier for those seeking affordable housing in the area, alongside a median household income of $66,635.

This county may be a good fit for individuals or families who prioritize rural living and have the resources to manage potential natural hazards. Those with experience in agriculture or self-sufficiency may thrive here, especially with the growing season available. However, individuals seeking a more urban lifestyle or those unprepared for the risks associated with earthquakes and wildfires may find this area less suitable.

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

Key Facts

Ranked #1,483 nationally
Out of 3,109 CONUS counties for composite prepper suitability.
#16 of 39 in WA
Ranked #16 of 39 counties statewide for prepper suitability.
Dominant hazard: earthquake
FEMA ranks earthquake risk at 91/100 here — the leading natural threat.
Rural-suburban mix
48.7 people per square mile.
Climate profile
Classified as semi-arid with a 52.7°F annual mean and 15.0" of annual precipitation. USDA hardiness zone 8b.
Housing & taxes
Median home value $331,600.

Score Breakdown

Violence
10
percentile (lower = safer)
Disasters
60
percentile (lower = safer)
Density
53
percentile (lower = emptier)
Overall FEMA Risk
60.4
NRI composite (0-100)

Natural Hazard Profile (FEMA NRI)

Avalanche 41
Cold Wave 52
Drought 24
Earthquake 91
Hail 42
Heat Wave 82
Riverine Flood 65
Ice Storm 89
Landslide 70
Lightning 30
Strong Wind 35
Tornado 12
Wildfire 84
Winter Weather 76

Monthly Climate (1991–2020 normals)

Average temperature
JFMAMJ JASOND
Monthly precipitation (inches)
JFMAMJ JASOND
Summer high
89.2°F
Winter low
28.4°F
Heating degree days
5,175
Cooling degree days
727

Housing & Economy

Median home value
$331,600
Median HH income
$66,635
Price to income
Property tax rate
0.91%
~$3,033/yr median

Community Profile

Median age
38
Homeownership
66.2%
Poverty rate
11.1%
Unemployment
5.8%

Connectivity

Broadband households
70.6%
No internet access
8%

Explore Walla Walla County Further

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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.