Lake Forest Park, WA ZIP Codes
One ZIP code serves Lake Forest Park, Washington: 98155. Together they are home to 36,511 residents in 14,344 households. That is more than the 13,335 people counted inside Lake Forest Park city limits, because these ZIP codes reach past its boundary.
Lake Forest Park city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 13,335 |
| Households | 5,256 |
| Median household income | $159,904 |
| Median home value | $953,200 |
| Median age | 42.1 |
| Median rent | $2,333 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 36,511 |
| Households (sum of ZIP codes) | 14,344 |
| Median household income, range across ZIP codes | $131,540 (98155) to $131,540 (98155) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $131,540 |
| Homeowners | 70.2% |
| Households with kids under 18 | 29.1% |
| Moved in the past year | 11.7% |
| Carrier routes in EDDM2GO's route library | 24 routes, 16,373 homes (1 of 1 ZIP codes) |
Every ZIP code in Lake Forest Park
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 98155 | Seattle | 36,511 | 14,344 | $131,540 | $816,400 | 70.2% | 29.1% | 11.7% | 24 | 16,780 | 47% of its land |
A ZIP code is listed for Lake Forest Park when at least 10% of its land lies inside Lake Forest Park city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lake Forest Park. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Lake Forest Park.
Counties
- King County — 88 ZIP codes
Nearby cities sharing these ZIP codes
EDDM service areas in Lake Forest Park
Price a mailing to Lake Forest Park ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Lake Forest Park, WA?
- 98155. A ZIP code is listed for Lake Forest Park when at least 10% of its land lies inside Lake Forest Park city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lake Forest Park.
- What is the population of Lake Forest Park, WA?
- The Census Bureau counts 13,335 residents inside Lake Forest Park city limits (ACS 2020–2024). The 1 ZIP code that serve Lake Forest Park hold 36,511 residents in all.
- What is the median household income in Lake Forest Park, WA?
- $159,904 inside Lake Forest Park city limits, per the Census Bureau. Across its ZIP codes the medians run from $131,540 to $131,540.
- How many carrier routes and mailboxes are in Lake Forest Park, WA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 24 carrier routes reaching 16,373 residential and 407 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.