99361 ZIP Code — Waitsburg, WA

Walla Walla County, Washington

ZIP code 99361 is located in Waitsburg, Washington, within Walla Walla County. It covers approximately 223.16 square miles and serves a population of 1,668 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 509.

About ZIP code 99361

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $265,800. Owner-occupancy sits near the national average at 67%.

Median household income is $81,250. 35% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 26 minutes is near the national average.

Educational attainment is near the national average, with 22% of residents holding a bachelor's degree or higher.

1,668

population

223.16

sq mi land

Standard

ZIP type

Pacific (PT)

timezone

99361 ZIP code map

Cities in ZIP code 99361

Below are the cities the US Postal Service accepts for ZIP code 99361. Using any city not on this list may result in mail delivery delays.

City	Status
Waitsburg	Preferred

Nearby ZIP codes

99329 Dixie (12.2 mi) 99362 Walla Walla (12.8 mi) 99328 Dayton (13.2 mi) 99348 Prescott (19.1 mi)

Demographics updated 05/2026

Population
Total population	1,668
Population density	7 / sq mi
State FIPS	53
County FIPS	071

Geography
Land area	223.16 sq mi
Water area	0.00 sq mi
Latitude	46.2970
Longitude	-118.1477
Timezone	Pacific (PT)
Area code	509

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	36.8%	42.4%	31.7%
$50k – $100k	36.6%	31.2%	30.6%
$100k – $200k	18.6%	21.8%	27.1%
Over $200k	8.0%	4.6%	10.6%

Demographics & statistics

1,668

Population

People per sq mi

43.1

Median age

$81,250

Median household income

$37,923

Per capita income

$265,800

Median home value

$865

Median monthly rent

66.5%

Home ownership

9.8%

Poverty rate

4.7%

Unemployment

580

Housing units

22.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

142

20–24

119

25–34

35–44

45–54

55–59

60–64

122

65–74

102

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	297	17.8%
18 and over	1,371	82.2%
65 and over	326	19.5%
Median age	43.1 years

Race & ethnicity

White 80.6%

Hispanic or Latino 8.2%

Other race 6.8%

Two or more races 3.1%

American Indian / Alaska Native 0.9%

Native Hawaiian / Pacific Islander 0.3%

Asian 0.1%

Group	Count	%
White	1,465	80.6%
Hispanic or Latino	149	8.2%
Other race	123	6.8%
Two or more races	56	3.1%
American Indian / Alaska Native	17	0.9%
Native Hawaiian / Pacific Islander	5	0.3%
Asian	2	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	36.8%	42.4%	31.7%
$50k – $100k	36.6%	31.2%	30.6%
$100k – $200k	18.6%	21.8%	27.1%
Over $200k	8.0%	4.6%	10.6%

Under $10k 3.0%

$10k–$15k 3.7%

$15k–$25k 8.7%

$25k–$35k 5.7%

$35k–$50k 9.3%

$50k–$75k 15.8%

$75k–$100k 26.2%

$100k–$150k 15.0%

$150k–$200k 4.6%

$200k+ 8.1%

Range	% of households
Under $10k	3.0%
$10k–$15k	3.7%
$15k–$25k	8.7%
$25k–$35k	5.7%
$35k–$50k	9.3%
$50k–$75k	15.8%
$75k–$100k	26.2%
$100k–$150k	15.0%
$150k–$200k	4.6%
$200k+	8.1%
Median income	$81,250

Housing

Home values

Under $50k 5.6%

$50k–$100k 6.0%

$100k–$150k 7.9%

$150k–$200k 4.5%

$200k–$300k 36.4%

$300k–$500k 28.9%

$500k–$1M 9.6%

$1M+ 1.1%

Housing overview

Metric	Value
Median home value	$265,800
Median rent / month	$865
Owner occupied	66.5%
Renter occupied	33.5%
Vacant	13.9%
Single-family detached	74.8%
Large apartment buildings	0.0%
Mobile homes	17.8%
Median rooms	6.0
Avg household size (owned)	2.51

Year built

Era	%
2020 or later	0.0%
2010–2019	3.8%
2000–2009	8.2%
1990–1999	13.6%
1980–1989	6.1%
1970–1979	14.2%
1960–1969	9.6%
1950–1959	7.2%
1940–1949	5.2%
1939 or earlier	32.0%

Bedrooms

Size	% of units
No bedroom (studio)	6.7%
1 bedroom	7.9%
2 bedrooms	26.1%
3 bedrooms	35.2%
4 bedrooms	14.0%
5+ bedrooms	10.1%

Vehicles per household

Vehicles	% of households
No vehicle	3.3%
1 vehicle	20.2%
2 vehicles	32.6%
3 or more	43.9%

Heating fuel

Fuel type	%
Utility gas	0.4%
Electricity	67.7%
Propane / LP gas	4.1%
Fuel oil	13.8%
Wood	11.4%
Solar	0.3%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	438	62.4%
Cohabiting couple	74	10.5%
Male householder, no spouse	79	11.3%
Female householder, no spouse	111	15.8%
Households with children under 18	195	27.8%
Households with seniors (65+)	227	32.3%
Average household size	2.38

Marital status

Status	Male	Female
Never married	22.1%	11.9%
Married	64.8%	65.0%
Separated	0.4%	1.5%
Widowed	1.9%	8.1%
Divorced	10.8%	13.5%

Education

Less than 9th grade 4.5%

Some HS, no diploma 6.0%

HS graduate 16.4%

Some college, no degree 35.0%

Associate's degree 15.8%

Bachelor's degree 17.3%

Graduate / professional 4.9%

Metric	%
HS diploma or higher	89.5%
Bachelor's or higher	22.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	12	3.8%
Kindergarten	47	14.7%
Elementary school	145	45.3%
High school	52	16.3%
College / grad school	64	20.0%

Employment

Industry of employment

Education & healthcare 25.2%

Manufacturing 17.2%

Agriculture & mining 15.0%

Public administration 13.5%

Retail trade 10.4%

Transportation & utilities 4.3%

Construction 4.1%

Professional & management 3.1%

Other services 2.6%

Arts, food & hospitality 2.1%

Finance & real estate 1.5%

Information 1.1%

Occupation

Category	%
Management, business & arts	34.2%
Service	12.3%
Sales & office	21.7%
Natural resources & construction	17.0%
Production & transportation	14.9%

Employment type

Type	%
Private sector	66.8%
Government	28.5%
Self-employed	2.7%
Unpaid family workers	2.0%

Commute

Method	%
Drive alone	74.4%
Carpool	8.6%
Public transit	0.0%
Walk	6.4%
Work from home	10.6%
Other means	0.0%
Avg commute (minutes)	25.9

Poverty

All people 9.8%

Under 18 years 12.5%

18 and over 9.3%

Married-couple families 2.7%

Female-led households 34.4%

Income support

Source	% of households
Social Security	34.8%
Retirement income	23.2%
Supplemental Security	5.7%
Cash public assistance	2.1%
Food stamps / SNAP	14.5%

Health indicators

Condition	%
Obesity	28.2%
High blood pressure	32.3%
High cholesterol	34.9%
Diabetes	9.6%
Heart disease	6.7%
Stroke	3.1%
Asthma	10.7%
Arthritis	27.7%
Kidney disease	3.0%
Pulmonary disease	6.8%
Cancer	7.7%

Behavior / access	%
Smoking	15.1%
Binge drinking	16.3%
No physical activity	17.8%
Less than 7 hrs sleep	26.7%
Depression	26.1%
Fair or poor health	13.1%
Poor mental health	14.5%
Poor physical health	10.9%
No health insurance	9.9%
Visited doctor (checkup)	70.5%
Visited dentist	69.4%
Cholesterol screening	89.8%
Teeth loss	11.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	138	10.1%

Disability	%
Any disability	20.0%
Under 18	19.2%
18–64 years	14.3%
65 and over	39.0%

Health insurance coverage

Type	%
Private insurance	65.6%
Public insurance	43.8%
No insurance	6.3%
Uninsured under 19	6.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,623	97.3%
Spanish	91	5.6%
Other Indo-European	91	5.6%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,606	96.3%
Born in same state	1,602	96.0%
Born in different state	1,041	62.4%
Foreign born	4	0.2%
Naturalized citizen	62	3.7%
Not a US citizen	23	37.1%

Ancestry

Ancestry	Count	%
Italian	227	13.6%
French	223	13.4%
Polish	86	5.2%
Arab	81	4.9%

Ancestry	Count	%
German	27	1.6%
English	19	1.1%
Irish	3	0.2%

Technology access

Metric	% of households
Computer access	42.1%
Internet access	98.4%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 99361

What city is ZIP code 99361 in?

ZIP code 99361 is primarily assigned to Waitsburg, Washington.

What county is ZIP code 99361 in?

ZIP code 99361 falls within Walla Walla County, Washington.

Does ZIP code 99361 have a large veteran population?

10% of civilians in ZIP code 99361 are veterans, above the national average of ~7%.

What is the population of ZIP code 99361?

ZIP code 99361 has an estimated population of 1,668 residents, with a density of 7 people per square mile.

What is the typical home value in ZIP code 99361?

The median home value in ZIP code 99361 is $265,800.

What is the median household income in ZIP code 99361?

The median household income in ZIP code 99361 is $81,250, above the national median of ~$75,000.

What timezone is ZIP code 99361 in?

ZIP code 99361 observes the PST timezone.