Soap Lake, WA ZIP Codes
One ZIP code serves Soap Lake, Washington: 98851. Together they are home to 4,437 residents in 1,604 households. That is more than the 1,508 people counted inside Soap Lake city limits, because these ZIP codes reach past its boundary.
Soap Lake city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 1,508 |
| Households | 604 |
| Median household income | $48,125 |
| Median home value | $250,000 |
| Median age | 35.9 |
| Median rent | $599 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 4,437 |
| Households (sum of ZIP codes) | 1,604 |
| Median household income, range across ZIP codes | $63,333 (98851) to $63,333 (98851) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $63,333 |
| Homeowners | 66.5% |
| Households with kids under 18 | 28.2% |
| Moved in the past year | 9.0% |
| Carrier routes in EDDM2GO's route library | 2 routes, 987 homes (1 of 1 ZIP codes) |
Every ZIP code in Soap Lake
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 98851 | Soap Lake | 4,437 | 1,604 | $63,333 | $242,800 | 66.5% | 28.2% | 9.0% | 2 | 998 | 1% of its land; mailing city |
A ZIP code is listed for Soap Lake when at least 10% of its land lies inside Soap Lake city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Soap Lake. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Soap Lake.
Counties
- Grant County — 18 ZIP codes
Price a mailing to Soap Lake ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Soap Lake, WA?
- 98851. A ZIP code is listed for Soap Lake when at least 10% of its land lies inside Soap Lake city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Soap Lake.
- What is the population of Soap Lake, WA?
- The Census Bureau counts 1,508 residents inside Soap Lake city limits (ACS 2020–2024). The 1 ZIP code that serve Soap Lake hold 4,437 residents in all.
- What is the median household income in Soap Lake, WA?
- $48,125 inside Soap Lake city limits, per the Census Bureau. Across its ZIP codes the medians run from $63,333 to $63,333.
- How many carrier routes and mailboxes are in Soap Lake, WA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 2 carrier routes reaching 987 residential and 11 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.