Kennewick, WA · standard
ZIP Code 99337
Benton County, Washington — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 29,845
- 73/sq mi
- $98,848
- Median income
- $395,500
- Median home value
- 28.4%
- Bachelor's or higher
The verdict
Kennewick pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 20%
- household income, US ZIPs
- Top 21%
- home value, US ZIPs
- 73
- people per sq mi
- 86%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 99337 against every reporting US ZIP.
ZIP code 99337 is classified by USPS as a standard delivery area and covers roughly 407.2 square miles in Kennewick, Benton County, Washington. The area is home to 29,845 residents, producing a population density of 73 people per square mile, and falls within the Los Angeles time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 99337 against Washington and the nation.
On the economic side, the median household income for ZIP 99337 sits at $98,848 (9% above the Washington average), while per-capita income is $39,994. The poverty rate stands at 7.7% and the unemployment rate at 3.7%. On housing, the median home value is $395,500 (23% below the state average) with median rent at $1,242 per month, and 85.5% of occupied units are owner-occupied, a direct signal of whether 99337 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 28.4% of adults hold a bachelor's degree or higher, the median age is 39.4, and the average commute is 23 minutes. We also surface 1 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Benton County, so you can benchmark 99337 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 99337
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 99337.
- Construction
Construction
141 establishments
- Administrative and support and waste management and remediation services 46
Administrative and support and waste management and remediation services
46 establishments
- Health care and social assistance 43
Health care and social assistance
43 establishments
- Other services (except public administration) 37
Other services (except public administration)
37 establishments
- Real estate and rental and leasing 28
Real estate and rental and leasing
28 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 99337, Kennewick, WA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
29,845
Population
407.2
Area (sq mi)
73
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 99337?
39.4
Median Age
50.6%
Male
49.4%
Female
11.2%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$98,848
Median Household Income
+9% vs state
$39,994
Per Capita Income
7.7%
Poverty Rate
3.7%
Unemployment Rate
22.7 min
Mean Commute Time
How ZIP 99337 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$98,848 Top 20% higher than 80% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau — ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
11,827
Total Housing Units
11,390
Occupied Units
437
Vacant Units
2.90
Avg Household Size
Occupancy Type
$395,500
Median Home Value
-23% vs state
$1,242
Median Rent
1989
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+8.5%
YoY Change (2024)
330
HPI Index (2000 = 100)
+230%
Total Change Since 2000
Home values in ZIP 99337 have increased 8.5% over the past year (2024). Since 2000, this ZIP has seen +230% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +5.7% | 228 |
| 2021 | +16.2% | 265 |
| 2022 | +18.4% | 314 |
| 2023 | -3.0% | 304 |
| 2024 | +8.5% | 330 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 436 business establishments in ZIP 99337, employing approximately 3,836 people with a combined annual payroll of $179,573,000.
436
Businesses
3,836
Employees
$179.6M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 141 | 32.3% |
| Administrative and support and waste management and remediation services | 46 | 10.6% |
| Health care and social assistance | 43 | 9.9% |
| Other services (except public administration) | 37 | 8.5% |
| Real estate and rental and leasing | 28 | 6.4% |
| Transportation and warehousing | 27 | 6.2% |
| Accommodation and food services | 26 | 6.0% |
| Retail trade | 24 | 5.5% |
| Professional, scientific, and technical services | 22 | 5.0% |
| Wholesale trade | 10 | 2.3% |
| Manufacturing | 9 | 2.1% |
| Arts, entertainment, and recreation | 6 | 1.4% |
| Agriculture, forestry, fishing and hunting | 4 | 0.9% |
| Finance and insurance | 4 | 0.9% |
| Information | 3 | 0.7% |
| Educational services | 3 | 0.7% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 99337 vs 99336 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 99336 | Kennewick, WA | 48,753 | 10.6 mi |
More ZIP Codes in Benton County
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Frequently Asked Questions
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ZIP Code Research Guides
Official Data Resources for Kennewick, WA
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.