ZIP codes
5
Franklin County, WA Demographics & ZIP Codes
Franklin County, Washington demographics and median household income by ZIP code — 5 ZIP codes — population 96,911 — avg. income $85,823 — avg. home value $267,420. Compare income, housing, and ZIP-level data on US5.
Population
96,911
Median household income (avg.)
$85,823
114% of U.S. median
Average home value
$267,420
77% of U.S. median
Average rent
$810
70% of U.S. median
Franklin County demographics
Franklin County, Washington covers 5 ZIP codes, with a combined ZIP-area population of about 96,911.
Median household income in Franklin County
The average median household income across ZIP codes in Franklin County, Washington is about $85,823 — about even with the WA ZIP average ($87,083), and about 14% above the U.S. median ($75,149).
Among ZIPs with income data, 99330 (Mesa) is near the top at about $135,648, while 99335 (Kahlotus) is near the bottom at about $67,000.
Housing in Franklin County
For housing in Franklin County, Washington, the average median home value is about $267,420 and the average median rent is about $810.
The most populous ZIP is 99301 (Pasco) with about 86,467 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Franklin County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 99301 | Pasco | Franklin County | WA | 86,467 | $82,517 | $353,300 |
| 99326 | Connell | Franklin County | WA | 5,875 | $71,548 | $262,800 |
| 99343 | Basin City | Franklin County | WA | 3,236 | $72,400 | $244,500 |
| 99330 | Mesa | Franklin County | WA | 1,104 | $135,648 | $292,100 |
| 99335 | Kahlotus | Franklin County | WA | 229 | $67,000 | $184,400 |
Frequently asked questions
What are the demographics of Franklin County?
Franklin County, Washington has a combined ZIP-area population of about 96,911 across 5 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Franklin County?
The average median household income across ZIP codes in Franklin County, Washington is about $85,823, roughly in line with the state ZIP average ($87,083), and about 14% above the U.S. median ($75,149). Average median home value is about $267,420. Among ZIPs with data, 99330 (Mesa) is near the top ($135,648) and 99335 (Kahlotus) is near the bottom ($67,000).
How many ZIP codes are in Franklin County?
Franklin County, Washington includes 5 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Franklin County?
This page lists ZIP codes in Franklin County, Washington with population, median household income, and home value. Select a ZIP for a full demographics profile.