Mattawa, WA · standard
ZIP Code 99349
Grant County, Washington - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 8,483
- 12/sq mi Low-density area
- $61,333
- Median income Below-median income area
- $427,800
- Median home value Above-median home value
- 12.1%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Mattawa pairs a below-median household income with upper-quartile home values, in a rural, mixed-tenure area.
- 32nd pct
- household income, US ZIPs
- Top 18%
- home value, US ZIPs
- 12
- people per sq mi
- 54%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 99349 against every reporting US ZIP.
ZIP code 99349 is a mid-sized community (a standard USPS delivery area) in Mattawa, Grant County, Washington, home to 8,483 residents across 695.3 square miles, a density of 12 people per square mile, in the Los Angeles time zone.
ZIP 99349 reports a modest median household income of $61,333 (33% below the average Washington ZIP), while per-capita income is $30,597. The poverty rate is 21.8%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $427,800 (16% below the average Washington ZIP), and median rent is $1,243; owner occupancy is 54.3%.
Formal educational attainment runs low here: just 12.1% of adults hold a bachelor's degree or higher, the median age is 29.4, and the average commute is 22 minutes. No nearby ZIP peer set is available for this delivery area, so the Washington and national benchmarks above are the appropriate context for 99349.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 99349
Top 5 sectors by establishment count in Mattawa, WA
Which industries have the most business establishments in ZIP 99349.
- Retail trade
Retail trade
11 establishments
- Accommodation and food services
Accommodation and food services
10 establishments
- Wholesale trade
Wholesale trade
8 establishments
- Transportation and warehousing
Transportation and warehousing
7 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
7 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 + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 99349, Mattawa, WA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
8,483
Population
695.3
Area (sq mi)
12
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 99349?
29.4
Median Age
51.6%
Male
48.4%
Female
42.4%
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?
$61,333
Median Household Income
-33% vs state ZIP avg
$30,597
Per Capita Income
21.8%
Poverty Rate
7.6%
Unemployment Rate
21.8 min
Mean Commute Time
How ZIP 99349 ranks among Washington ZIPs
Mattawa, WA household income vs. every Washington ZIP code
Median household income among 547 reporting Washington ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$61,333 16th percentile higher than 16% of 547 Washington ZIPs
Each bar is a $20K-wide band; taller bars hold more Washington 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?
Housing stock: occupied vs vacant
2,815housing units
2,815
Total Housing Units
2,388
Occupied Units
427
Vacant Units
3.18
Avg Household Size
Occupancy Type
$427,800
Median Home Value
-16% vs state ZIP avg
$1,243
Median Rent
1998
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 73 business establishments in ZIP 99349, employing approximately 619 people with a combined annual payroll of $29,221,000.
73
Businesses
619
Employees
$29.2M
Annual Payroll
10
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 11 | 15.1% |
| Accommodation and food services | 10 | 13.7% |
| Wholesale trade | 8 | 11.0% |
| Transportation and warehousing | 7 | 9.6% |
| Real estate and rental and leasing | 7 | 9.6% |
| Health care and social assistance | 7 | 9.6% |
| Manufacturing | 6 | 8.2% |
| Construction | 4 | 5.5% |
| Other services (except public administration) | 4 | 5.5% |
| Professional, scientific, and technical services | 3 | 4.1% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 99349, both outside WA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (8,483 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Grant County
Related Areas
Frequently Asked Questions
What county is ZIP code 99349 in?
ZIP code 99349 (Mattawa) is located in Grant County, Washington. Grant County contains multiple ZIP codes, see the full list at /counties/grant-wa.
What is the population of ZIP code 99349?
ZIP code 99349 in Mattawa, WA has a population of 8,483 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 99349?
The median household income in ZIP 99349 is $61,333, which is 20% below the national average of $76,288.
What is the average home value in ZIP 99349?
The median home value in ZIP 99349 is $427,800, which is 54% above the national average of $278,155.
What is the demographic makeup of ZIP 99349?
The largest racial group in ZIP 99349 is Two or More Ethnicities at 31.4%. Hispanic or Latino residents make up 83.3% of the population.
How many businesses are in ZIP code 99349?
ZIP code 99349 has 73 business establishments employing approximately 619 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 99349?
The top industries by establishment count in ZIP 99349 are: Retail trade (11), Accommodation and food services (10), Wholesale trade (8). There are 10 industry sectors represented in total.
What is the education level in ZIP code 99349?
In ZIP code 99349, 31.4% of residents aged 25+ have a high school diploma or higher, and 12.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 99349?
The mean commute time for workers in ZIP code 99349 is 21.8 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 99349?
In ZIP code 99349, approximately 54.3% of occupied housing units are owner-occupied and 45.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 99349?
The poverty rate in ZIP code 99349 is 21.8% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 99349's numbers, next.
- See how ZIP 99349 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Mattawa, WA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.