99163 ZIP Code — Pullman, WA

Whitman County, Washington

ZIP code 99163 is located in Pullman, Washington, within Whitman County. It covers approximately 210.71 square miles and serves a population of 33,829 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 509.

About ZIP code 99163

The housing stock consists of a mix of housing types. Most homes were built in the 1990s, giving the area an established character. Median home value is $385,900. Renters make up the majority at 68%, typical of denser urban areas.

The gap between median ($43,316) and mean household income suggests income inequality — a small number of higher earners pull the average up. Poverty affects 31% of residents, above the national average.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 14 minutes is near the national average.

Educational attainment is high — 64% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 99163 reflects a community defined by a highly educated population and economic challenges above the national average.

33,829

population

210.71

sq mi land

Standard

ZIP type

Pacific (PT)

timezone

99163 ZIP code map

Cities in ZIP code 99163

Below are the cities the US Postal Service accepts for ZIP code 99163. Using any city not on this list may result in mail delivery delays.

City	Status
Pullman	Preferred

Nearby ZIP codes

99164 Pullman (4.9 mi) 99113 Colton (10.8 mi) 83844 Moscow (12.1 mi) 99161 Palouse (12.6 mi) 99111 Colfax (13.5 mi) 83843 Moscow (15.8 mi) 99179 Uniontown (16.5 mi) 83872 Viola (17.2 mi) 99130 Garfield (19.5 mi) 83832 Genesee (19.8 mi)

Demographics updated 06/2026

Population
Total population	33,829
Population density	161 / sq mi
State FIPS	53
County FIPS	075

Geography
Land area	210.71 sq mi
Water area	0.41 sq mi
Latitude	46.7245
Longitude	-117.2545
Timezone	Pacific (PT)
Area code	509

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	61.7%	55.9%	31.7%
$50k – $100k	20.0%	24.5%	30.6%
$100k – $200k	13.6%	15.6%	27.1%
Over $200k	4.7%	4.0%	10.6%

Demographics & statistics

33,829

Population

161

People per sq mi

22.9

Median age

$43,316

Median household income

$28,499

Per capita income

$385,900

Median home value

$970

Median monthly rent

32.0%

Home ownership

30.6%

Poverty rate

7.9%

Unemployment

6,082

Housing units

63.9%

Bachelor's or higher

Age distribution

Male Female

703

Under 5

674

724

5–9

695

492

10–14

473

2,618

15–19

2,512

5,305

20–24

5,091

2,895

25–34

2,779

1,449

35–44

1,391

994

45–54

953

416

55–59

399

401

60–64

385

718

65–74

689

401

75–84

385

146

85+

141

← Male

Female →

Age summary

Group	Count	%
Under 18	4,321	12.8%
18 and over	29,508	87.2%
65 and over	2,480	7.3%
Median age	22.9 years

Race & ethnicity

White 71.4%

Asian 10.4%

Two or more races 8.5%

Hispanic or Latino 4.8%

Black or African American 2.3%

Other race 2%

American Indian / Alaska Native 0.6%

Native Hawaiian / Pacific Islander 0.1%

Group	Count	%
White	25,365	71.4%
Asian	3,684	10.4%
Two or more races	3,008	8.5%
Hispanic or Latino	1,701	4.8%
Black or African American	808	2.3%
Other race	724	2%
American Indian / Alaska Native	203	0.6%
Native Hawaiian / Pacific Islander	37	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	61.7%	55.9%	31.7%
$50k – $100k	20.0%	24.5%	30.6%
$100k – $200k	13.6%	15.6%	27.1%
Over $200k	4.7%	4.0%	10.6%

Under $10k 17.4%

$10k–$15k 6.1%

$15k–$25k 13.6%

$25k–$35k 8.8%

$35k–$50k 9.8%

$50k–$75k 9.8%

$75k–$100k 9.6%

$100k–$150k 10.7%

$150k–$200k 8.2%

$200k+ 6.1%

Range	% of households
Under $10k	17.4%
$10k–$15k	6.1%
$15k–$25k	13.6%
$25k–$35k	8.8%
$35k–$50k	9.8%
$50k–$75k	9.8%
$75k–$100k	9.6%
$100k–$150k	10.7%
$150k–$200k	8.2%
$200k+	6.1%
Median income	$43,316

Housing

Home values

Under $50k 5.7%

$50k–$100k 2.7%

$100k–$150k 1.0%

$150k–$200k 2.0%

$200k–$300k 20.4%

$300k–$500k 44.8%

$500k–$1M 22.1%

$1M+ 1.4%

Housing overview

Metric	Value
Median home value	$385,900
Median rent / month	$970
Owner occupied	32.0%
Renter occupied	68.0%
Vacant	14.3%
Single-family detached	30.7%
Large apartment buildings	12.1%
Mobile homes	2.8%
Median rooms	4.3
Avg household size (owned)	2.81

Year built

Era	%
2020 or later	0.5%
2010–2019	11.9%
2000–2009	13.3%
1990–1999	17.5%
1980–1989	12.2%
1970–1979	17.4%
1960–1969	11.7%
1950–1959	5.9%
1940–1949	2.6%
1939 or earlier	7.1%

Bedrooms

Size	% of units
No bedroom (studio)	4.6%
1 bedroom	17.3%
2 bedrooms	36.7%
3 bedrooms	21.6%
4 bedrooms	13.8%
5+ bedrooms	6.0%

Vehicles per household

Vehicles	% of households
No vehicle	11.2%
1 vehicle	37.4%
2 vehicles	37.3%
3 or more	14.1%

Heating fuel

Fuel type	%
Utility gas	30.1%
Electricity	66.4%
Propane / LP gas	1.5%
Fuel oil	1.1%
Wood	0.6%
No fuel used	0.2%

Households & families

Household type	Count	%
Married-couple family	4,176	33.4%
Cohabiting couple	1,227	9.8%
Male householder, no spouse	4,072	32.6%
Female householder, no spouse	3,034	24.3%
Households with children under 18	2,442	19.5%
Households with seniors (65+)	1,792	14.3%
Average household size	2.23

Marital status

Status	Male	Female
Never married	62.9%	59.7%
Married	29.6%	30.9%
Separated	2.2%	0.4%
Widowed	0.9%	2.2%
Divorced	4.3%	6.8%

Education

Less than 9th grade 0.9%

Some HS, no diploma 1.2%

HS graduate 8.8%

Some college, no degree 17.3%

Associate's degree 7.8%

Bachelor's degree 31.0%

Graduate / professional 32.9%

Metric	%
HS diploma or higher	97.8%
Bachelor's or higher	63.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	285	1.5%
Kindergarten	204	1.1%
Elementary school	1,915	10.0%
High school	604	3.2%
College / grad school	16,073	84.2%

Employment

Industry of employment

Education & healthcare 43.2%

Arts, food & hospitality 12.4%

Professional & management 10.2%

Manufacturing 8.2%

Retail trade 7.4%

Finance & real estate 2.8%

Public administration 2.8%

Other services 2.5%

Information 2.4%

Agriculture & mining 2.3%

Construction 2.1%

Wholesale trade 2.0%

Transportation & utilities 1.7%

Occupation

Category	%
Management, business & arts	54.5%
Service	19.3%
Sales & office	14.3%
Natural resources & construction	4.6%
Production & transportation	7.4%

Employment type

Type	%
Private sector	58.0%
Government	38.2%
Self-employed	3.6%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	57.7%
Carpool	10.8%
Public transit	4.7%
Walk	14.9%
Work from home	9.1%
Other means	2.8%
Avg commute (minutes)	13.7

Poverty

All people 30.6%

Under 18 years 11.0%

18 and over 34.2%

Married-couple families 6.1%

Female-led households 28.3%

Income support

Source	% of households
Social Security	14.9%
Retirement income	12.0%
Supplemental Security	2.7%
Cash public assistance	2.5%
Food stamps / SNAP	7.7%

Health indicators

Condition	%
Obesity	27.4%
High blood pressure	17.7%
High cholesterol	19.4%
Diabetes	4.2%
Heart disease	2.8%
Stroke	1.5%
Asthma	12.6%
Arthritis	11.6%
Kidney disease	1.7%
Pulmonary disease	4.0%
Cancer	2.8%

Behavior / access	%
Smoking	13.6%
Binge drinking	20.5%
No physical activity	17.9%
Less than 7 hrs sleep	28.4%
Depression	30.0%
Fair or poor health	12.0%
Poor mental health	20.7%
Poor physical health	8.4%
No health insurance	11.6%
Visited doctor (checkup)	64.8%
Visited dentist	61.3%
Cholesterol screening	71.4%
Teeth loss	9.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	884	3.0%

Disability	%
Any disability	9.6%
Under 18	5.3%
18–64 years	7.6%
65 and over	39.0%

Health insurance coverage

Type	%
Private insurance	80.0%
Public insurance	22.6%
No insurance	4.8%
Uninsured under 19	3.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	32,452	95.9%
Spanish	1,724	5.3%
Other Indo-European	256	0.8%
Asian & Pacific Islander	335	1.0%
Other languages	1,023	3.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	29,636	87.6%
Born in same state	28,935	85.5%
Born in different state	15,282	45.2%
Foreign born	701	2.1%
Naturalized citizen	4,193	12.4%
Not a US citizen	1,206	28.8%

Ancestry

Ancestry	Count	%
French	3,532	10.4%
Italian	3,373	10%
Polish	1,597	4.7%
Arab	778	2.3%
English	542	1.6%

Ancestry	Count	%
German	359	1.1%
Dutch	270	0.8%
Irish	178	0.5%
Norwegian	45	0.1%

Technology access

Metric	% of households
Computer access	37.0%
Internet access	98.0%

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

Frequently asked questions about ZIP code 99163

What city is ZIP code 99163 in?

ZIP code 99163 is primarily assigned to Pullman, Washington.

What county is ZIP code 99163 in?

ZIP code 99163 falls within Whitman County, Washington.

Is ZIP code 99163 mostly rentals?

68% of occupied units in ZIP code 99163 are renter-occupied.

What is the poverty rate in ZIP code 99163?

31% of residents in ZIP code 99163 live below the poverty line, above the national average.

How educated is the population of ZIP code 99163?

64% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the typical home value in ZIP code 99163?

The median home value in ZIP code 99163 is $385,900.

What timezone is ZIP code 99163 in?

ZIP code 99163 observes the PST timezone.