99348 ZIP Code — Prescott, WA

Walla Walla County, Washington

ZIP code 99348 is located in Prescott, Washington, within Walla Walla County. It covers approximately 534.31 square miles and serves a population of 1,590 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 509.

About ZIP code 99348

The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $183,000. Renters make up the majority at 63%, typical of denser urban areas.

The gap between median ($74,211) and mean household income suggests income inequality — a small number of higher earners pull the average up. SNAP benefit usage at 20% of households reflects economic stress in the area.

The dominant occupation class is natural resources, construction, and trades, with agriculture and mining as the leading industry. The average commute of 19 minutes is near the national average.

College attainment at 9% is below the national average, consistent with a trades and production-oriented local economy.

17% of residents lack health insurance, above the national average.

Notable community characteristics include Spanish spoken in 34% of households.

Overall, ZIP code 99348 reflects a community defined by a trades-oriented workforce and elevated reliance on food assistance.

1,590
population
534.31
sq mi land
Standard
ZIP type
Pacific (PT)
timezone
99348 ZIP code map
Cities in ZIP code 99348

Below are the cities the US Postal Service accepts for ZIP code 99348. Using any city not on this list may result in mail delivery delays.

City Status
Prescott Preferred
Nearby ZIP codes
99301 Pasco (11.5 mi) 99361 Waitsburg (19.1 mi)
Demographics updated 05/2026
Population
Total population 1,590
Population density 3 / sq mi
State FIPS 53
County FIPS 071
Geography
Land area 534.31 sq mi
Water area 7.62 sq mi
Latitude 46.4302
Longitude -118.4978
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 30.5% 42.4% 31.7%
$50k – $100k 51.1% 31.2% 30.6%
$100k – $200k 15.4% 21.8% 27.1%
Over $200k 2.9% 4.6% 10.6%

Demographics & statistics

1,590
Population
3
People per sq mi
32.7
Median age
$74,211
Median household income
$32,056
Per capita income
$183,000
Median home value
$846
Median monthly rent
36.7%
Home ownership
12.9%
Poverty rate
7.5%
Unemployment
279
Housing units
8.8%
Bachelor's or higher

Age distribution

Male Female
87
Under 5
78
72
5–9
64
88
10–14
78
49
15–19
44
53
20–24
47
101
25–34
90
129
35–44
115
100
45–54
90
39
55–59
34
42
60–64
38
57
65–74
50
21
75–84
19
3
85+
2
← Male
Female →

Age summary

GroupCount%
Under 1851232.2%
18 and over1,07867.8%
65 and over1529.6%
Median age32.7 years

Race & ethnicity

White 40.9%
Hispanic or Latino 28.4%
Other race 20.4%
Two or more races 9.4%
Asian 0.5%
Black or African American 0.4%
GroupCount%
White90840.9%
Hispanic or Latino63028.4%
Other race45220.4%
Two or more races2099.4%
Asian120.5%
Black or African American90.4%

Household income

Income range This ZIP County avg State avg
Under $50k 30.5% 42.4% 31.7%
$50k – $100k 51.1% 31.2% 30.6%
$100k – $200k 15.4% 21.8% 27.1%
Over $200k 2.9% 4.6% 10.6%
Under $10k 2.7%
$10k–$15k 5.1%
$15k–$25k 13.7%
$25k–$35k 4.9%
$35k–$50k 6.6%
$50k–$75k 18.2%
$75k–$100k 23.6%
$100k–$150k 5.7%
$150k–$200k 7.8%
$200k+ 11.7%
Range% of households
Under $10k2.7%
$10k–$15k5.1%
$15k–$25k13.7%
$25k–$35k4.9%
$35k–$50k6.6%
$50k–$75k18.2%
$75k–$100k23.6%
$100k–$150k5.7%
$150k–$200k7.8%
$200k+11.7%
Median income$74,211

Housing

Home values

Under $50k 22.9%
$50k–$100k 14.0%
$100k–$150k 3.4%
$150k–$200k 14.0%
$200k–$300k 19.0%
$300k–$500k 18.4%
$500k–$1M 5.6%
$1M+ 2.8%

Housing overview

MetricValue
Median home value$183,000
Median rent / month$846
Owner occupied36.7%
Renter occupied63.3%
Vacant17.0%
Single-family detached66.3%
Large apartment buildings4.1%
Mobile homes11.2%
Median rooms4.5
Avg household size (owned)2.46

Year built

Era%
2020 or later1.7%
2010–20195.1%
2000–20094.3%
1990–199920.1%
1980–198911.7%
1970–19799.7%
1960–196911.4%
1950–19590.7%
1940–19498.8%
1939 or earlier26.5%

Bedrooms

Size% of units
No bedroom (studio)4.3%
1 bedroom4.4%
2 bedrooms23.5%
3 bedrooms46.1%
4 bedrooms14.6%
5+ bedrooms7.1%

Vehicles per household

Vehicles% of households
No vehicle1.0%
1 vehicle28.9%
2 vehicles27.0%
3 or more43.0%

Heating fuel

Fuel type%
Electricity86.9%
Propane / LP gas2.5%
Fuel oil6.1%
Wood3.7%
Solar0.8%

Households & families

Household typeCount%
Married-couple family30662.7%
Cohabiting couple5110.5%
Male householder, no spouse5511.3%
Female householder, no spouse7615.6%
Households with children under 1826454.1%
Households with seniors (65+)11022.5%
Average household size3.09

Marital status

StatusMaleFemale
Never married33.0%29.0%
Married54.2%56.3%
Separated3.3%0.7%
Widowed0.7%7.2%
Divorced8.8%6.8%

Education

Less than 9th grade 20.8%
Some HS, no diploma 10.3%
HS graduate 36.9%
Some college, no degree 17.8%
Associate's degree 5.4%
Bachelor's degree 4.4%
Graduate / professional 4.4%
Metric%
HS diploma or higher68.9%
Bachelor's or higher8.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool6613.3%
Kindergarten91.8%
Elementary school23246.7%
High school10921.9%
College / grad school8116.3%

Employment

Industry of employment

Agriculture & mining 48.3%
Education & healthcare 15.8%
Arts, food & hospitality 6.0%
Manufacturing 5.9%
Other services 4.4%
Professional & management 4.0%
Wholesale trade 3.6%
Retail trade 3.6%
Transportation & utilities 2.7%
Finance & real estate 2.2%
Public administration 2.2%
Construction 0.8%
Information 0.4%

Occupation

Category%
Management, business & arts26.3%
Service11.8%
Sales & office12.6%
Natural resources & construction26.7%
Production & transportation22.5%

Employment type

Type%
Private sector85.9%
Government10.4%
Self-employed3.6%
Unpaid family workers0.0%

Commute

Method%
Drive alone75.8%
Carpool17.2%
Public transit1.6%
Walk3.1%
Work from home1.4%
Other means0.8%
Avg commute (minutes)18.5

Poverty

All people 12.9%
Under 18 years 16.5%
18 and over 11.3%
Married-couple families 6.2%
Female-led households 43.5%

Income support

Source% of households
Social Security21.5%
Retirement income7.0%
Supplemental Security2.3%
Cash public assistance5.7%
Food stamps / SNAP19.7%

Health indicators

Condition%
Obesity31.9%
High blood pressure28.1%
High cholesterol29.2%
Diabetes9.6%
Heart disease5.6%
Stroke2.8%
Asthma10.5%
Arthritis21.7%
Kidney disease2.7%
Pulmonary disease6.1%
Cancer5.0%
Behavior / access%
Smoking17.5%
Binge drinking17.2%
No physical activity23.3%
Less than 7 hrs sleep29.1%
Depression25.4%
Fair or poor health16.7%
Poor mental health16.2%
Poor physical health11.6%
No health insurance21.6%
Visited doctor (checkup)65.7%
Visited dentist58.9%
Cholesterol screening84.3%
Teeth loss16.0%

Veterans & disability

VeteransCount%
Civilian veterans524.8%
Disability%
Any disability12.1%
Under 1813.0%
18–64 years8.3%
65 and over32.2%

Health insurance coverage

Type%
Private insurance48.0%
Public insurance41.6%
No insurance16.7%
Uninsured under 192.3%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only1,42589.6%
Spanish47833.5%
Other Indo-European47133.1%
Asian & Pacific Islander00.0%
Other languages70.5%

Place of birth & citizenship

OriginCount%
Native born (US)1,12470.7%
Born in same state1,10469.4%
Born in different state68242.9%
Foreign born201.3%
Naturalized citizen46629.3%
Not a US citizen10823.2%

Ancestry

AncestryCount%
Italian784.9%
Arab694.3%
French432.7%
AncestryCount%
English241.5%
Polish80.5%

Technology access

Metric% of households
Computer access30.7%
Internet access88.7%

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

Frequently asked questions about ZIP code 99348

What city is ZIP code 99348 in?

ZIP code 99348 is primarily assigned to Prescott, Washington.

What county is ZIP code 99348 in?

ZIP code 99348 falls within Walla Walla County, Washington.

Is Spanish widely spoken in ZIP code 99348?

Approximately 34% of households in ZIP code 99348 speak Spanish as a primary language.

Is ZIP code 99348 family-oriented?

32% of residents in ZIP code 99348 are under 18, reflecting a younger, family-oriented community.

Is ZIP code 99348 mostly rentals?

63% of occupied units in ZIP code 99348 are renter-occupied.

How educated is the population of ZIP code 99348?

9% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What timezone is ZIP code 99348 in?

ZIP code 99348 observes the PST timezone.

Need the complete ZIP code database? Download all 42,000+ US ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →