Lake Oswego, OR ZIP Codes
2 ZIP codes serve Lake Oswego, Oregon: 97035 and 97034. Together they are home to 47,242 residents in 19,740 households. Median household income ranges from $130,603 in 97035 to $149,236 in 97034.
Lake Oswego city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 40,381 |
| Households | 16,873 |
| Median household income | $141,549 |
| Median home value | $932,200 |
| Median age | 46.7 |
| Median rent | $2,139 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 47,242 |
| Households (sum of ZIP codes) | 19,740 |
| Median household income, range across ZIP codes | $130,603 (97035) to $149,236 (97034) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $138,753 |
| Homeowners | 67.8% |
| Households with kids under 18 | 30.9% |
| Moved in the past year | 14.7% |
| Carrier routes in EDDM2GO's route library | 17 routes, 8,891 homes (1 of 2 ZIP codes) |
Top facts
- Highest median household income in Lake Oswego: 97034 ($149,236)
- Most residents: 97035 (25,911 people)
- Highest homeownership: 97034 (74.0% own their home)
- Most households with kids: 97034 (31.8% of households)
- Most new movers: 97035 (15.6% moved in last year)
- Youngest median age: 97035 (44.6 years)
- Highest median home value: 97034 ($1,047,500)
Every ZIP code in Lake Oswego
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 97035 | Lake Oswego | 25,911 | 11,106 | $130,603 | $837,100 | 63.0% | 30.2% | 15.6% | — | — | 76% of its land; mailing city |
| 97034 | Lake Oswego | 21,331 | 8,634 | $149,236 | $1,047,500 | 74.0% | 31.8% | 13.6% | 17 | 9,301 | 81% of its land; mailing city |
A ZIP code is listed for Lake Oswego when at least 10% of its land lies inside Lake Oswego city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lake Oswego. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Lake Oswego.
Counties
- Clackamas County — 32 ZIP codes
- Multnomah County — 37 ZIP codes
Price a mailing to Lake Oswego ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Lake Oswego, OR?
- 97035 and 97034. A ZIP code is listed for Lake Oswego when at least 10% of its land lies inside Lake Oswego city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lake Oswego.
- What is the population of Lake Oswego, OR?
- The Census Bureau counts 40,381 residents inside Lake Oswego city limits (ACS 2020–2024). The 2 ZIP codes that serve Lake Oswego hold 47,242 residents in all.
- What is the median household income in Lake Oswego, OR?
- $141,549 inside Lake Oswego city limits, per the Census Bureau. Across its ZIP codes the medians run from $130,603 to $149,236.
- Which Lake Oswego ZIP code has the highest median household income?
- 97034, at $149,236, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Lake Oswego, OR?
- For the 1 of 2 ZIP codes in EDDM2GO's stored route library: 17 carrier routes reaching 8,891 residential and 412 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.