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Area data

Prosser, WA — ZIP 99350

Population: 14,837 (Census ACS)

The typical home value in ZIP 99350 (Prosser, WA) is $418,408 — up 0.2% over the past year. Homes sell for a median $374,990 after a median 124 days on market. Typical rent runs $1,470/month. 7 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with ice storm, winter weather, cold wave the top-rated hazards. Cost of living is 7.0% above the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$418,408

Typical home value

+0.2%

1-year change

124

Median days on market

Relatively Moderate

Hazard risk (county)

Home values & appreciation

Typical home value
$418,408
1-year appreciation
+0.2%
3-year appreciation
+1.9%
5-year appreciation
+11.1%
10-year appreciation
+90.7%
Peak value since 2000 (Mar 2025)
$423,534
House Price Index (state)
596.1 (-1.0% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$374,990
Median list price
$424,900
Median price per sqft
$244
1-year sale-price change
-19.0%
Median days on market
124 days
Homes sold (recent period)
42
For-sale inventory
57
Sale-to-list ratio
98.1%
Active listings
91
1-year forecast
-0.3%
New listings (monthly)
14

Source: recent area sales and market data (ZIP-level)

Rents

Typical rent
$1,470/mo
Studio fair-market rent
$1,094/mo
1BR fair-market rent
$1,230/mo
2BR fair-market rent
$1,487/mo
3BR fair-market rent
$2,051/mo
4BR fair-market rent
$2,341/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (Above Average)
107.0 (100 = US avg)
Electricity rate (state-level)
13.1¢/kWh
Natural gas rate (state-level)
$17.60/MCF
30-year mortgage rate (national)
7.40%
15-year mortgage rate (national)
6.73%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
7
Elementary schools
3
Middle schools
1
High schools
2
Avg student-teacher ratio
16.5 : 1
School districts serving the area
Prosser School District, Toppenish School District
Schools include
Prosser Heights Elementary, Prosser High School, Housel Middle School, Keene-Riverview Elementary, Whitstran Elementary

Source: NCES school directory, 2024-25 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Moderate
Top hazards (county)
ice storm, winter weather, cold wave, earthquake, heat wave
Notable hazard ratings (county)
ice storm: Relatively High · winter weather: Relatively High · cold wave: Relatively Moderate · heat wave: Relatively Moderate · wildfire: Relatively Moderate · lightning: Relatively Moderate
Most common flood zone among NFIP claims
Zone A10
NFIP flood claims on record
9
Wildfire risk to homes (county)
Higher than 94% of US counties
Buildings in wildfire direct-exposure zone
24.3%
Radon potential (county)
Moderate radon potential — EPA Zone 2 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Hanford 300-Area (USDOE) (23.9 mi)
Flood zones vary by property. Look up a specific address on the FEMA Flood Map Service Center.
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA NFIP flood-insurance claims (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Average annual temperature
53.0°F
Average high
65.0°F
Average low
42.0°F
Annual precipitation
8.5 in
USDA plant hardiness zone
7b (extreme annual low 5 to 10°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Good
Median AQI (annual)
36
Days with Good air quality
293
Days with Moderate air quality
70
Highest AQI recorded (year)
113

Source: EPA annual air quality index (county-level)

Walkability & transit

Walkability index
7.5 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
6,448
Jobs reachable by transit (45 min)
7,149

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
2
Nearest national park
Ice Age Floods National Geologic Trail (43 mi)
National parks include
Ice Age Floods National Geologic Trail, Whitman Mission National Historic Site
Airports within 30 mi
8
Nearest airport
Prosser Airport (5 mi)
Nearest major airport
Tri Cities Airport (PSC) (28 mi)
Hospitals in or near this ZIP
1
Hospitals include
PROSSER MEMORIAL HOSPITAL
Avg hospital rating (CMS)
3.0 / 5
Best hospital rating nearby (CMS)
3.0 / 5
Solar radiation rating
Fair (4.3 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data (same ZIP, else within ~40 mi) · DOE/NREL (proximity-based)

Migration

Net migration (county)
+497 tax filers

Source: IRS SOI county-to-county migration (county-level; published with a multi-year lag)

Housing stock

Median year housing built
1986
Housing built before 1970
31.7%
Housing built 2000 or later
27.7%
Median annual property tax
$2,871
Mean commute to work
20 min
Households with broadband internet
63.2%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
86,994
Average weekly wage
$1,385
Top industries (by employment)
Health Care, Administrative Services, Professional Services
Annual residential building permits (county)
1,663

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

ZIP 99350State medianUS median
Typical home value$418,408$498,615$288,527
Median sale price$374,990$510,000$325,000
Median days on market124 days29 days51 days
Typical rent$1,470/mo$2,057/mo$1,809/mo
Median annual property tax$2,871$3,381$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the typical home value in ZIP 99350?
$418,408.
What is the median sale price in ZIP 99350?
$374,990.
How long do homes take to sell in ZIP 99350?
Median days on market: 124 days.
What is typical rent in ZIP 99350?
Typical rent: $1,470/month.
What is the natural-hazard risk in ZIP 99350?
Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: ice storm, winter weather, cold wave, earthquake, heat wave.
Is ZIP 99350 in a flood zone?
Flood zones vary by property within ZIP 99350. 9 FEMA flood-insurance (NFIP) claims are on record; the most common zone among them is A10. Check a specific address on the FEMA Flood Map Service Center.
What is the wildfire risk in ZIP 99350?
Risk to homes is higher than 94% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in ZIP 99350?
Moderate radon potential — EPA Zone 2 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near ZIP 99350?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve ZIP 99350?
7 schools (3 elementary, 1 middle, 2 high) (NCES, 2024-25).
Is ZIP 99350 walkable?
Walkability index: 7.5/20 (EPA Smart Location Database).
What is the air quality in ZIP 99350?
Good. Median AQI: 36. (EPA AQI).
What is the cost of living in ZIP 99350?
Regional Price Parity: 107.0 (100 = US average) (Above Average) (BEA RPP, metro/state-level).

Nearby ZIP codes

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Data last updated

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