Klamath County, OR ZIP codes
There are 18 ZIP codes in Klamath County, OR, in 16 towns, from 97601 to 97737. The largest are 97603 (Klamath Falls), 97601 (Klamath Falls) and 97624 (Chiloquin).
The county seat is Klamath Falls.
- ZIP codes
- 18
- Towns
- 16
- County seat
- Klamath Falls
- County FIPS
41035- State
- Oregon
- Population
- 70,247
- Median household income
- $58,830
- Land area
- 5,950 sq mi
- Metro area
- Klamath Falls
Klamath County ZIP codes by town
- Klamath Falls (county seat)
- 97601, 97602, 97603
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
Map of Klamath County ZIP codes
The ZIP codes of Klamath County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Klamath County in numbers
About 70,247 people live in Klamath County, in 28,999 households, the 15th most populous of Oregon's 36 counties. The median household income is $58,830 a year, 29% below the Oregon median of $83,011 (US: $80,734). The median owner-occupied home is valued at $280,400 (41% below the Oregon median), and median gross rent is $991 a month. The median age is 41.3; 22.7% of adults 25 and over hold a bachelor's degree or higher (36.8% across Oregon); the average commute takes 18 minutes.
| Population | 70,247 |
|---|---|
| Households | 28,999 |
| Median age | 41.3 |
| Median household income | $58,830 |
| Median home value | $280,400 |
| Median gross rent | $991 |
| Bachelor's degree or higher | 22.7% |
| Mean commute | 17.9 min |
| Population density | 12 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in Klamath County
| Town | ZIP codes | Population |
|---|---|---|
| Klamath Falls | 3 | 22,115 |
| Keno | 1 | 1,651 |
| Merrill | 1 | 819 |
| Malin | 1 | 799 |
| Bonanza | 1 | 632 |
| Chiloquin | 1 | 465 |
| Crescent | 1 | 363 |
| Gilchrist | 1 | 291 |
| Midland | 1 | 277 |
| Fort Klamath | 1 | 155 |
| Bly | 1 | 150 |
| Dairy | 1 | 134 |
| Beatty | 1 | 97 |
| Chemult | 1 | 21 |
| Sprague River | 1 | 15 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with Klamath County.
Not sure you are in Klamath County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Klamath County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
97601 | Klamath Falls , OR | Standard | 22,964 | $51,780 | $295,300 |
97602 | Klamath Falls , OR | No street area | — | — | — |
97603 | Klamath Falls , OR | Standard | 33,222 | $66,937 | $282,800 |
97604 | Crater Lake , OR | Standard | 0 | — | — |
97621 | Beatty , OR | Standard | 257 | $23,786 | — |
97622 | Bly , OR | Standard | 369 | $24,902 | — |
97623 | Bonanza , OR | Standard | 2,813 | $66,927 | $292,300 |
97624 | Chiloquin , OR | Standard | 3,643 | $48,628 | $233,000 |
97625 | Dairy , OR | Standard | 134 | $123,409 | $229,400 |
97626 | Fort Klamath , OR | Standard | 251 | — | $251,400 |
97627 | Keno , OR | Standard | 229 | $63,563 | — |
97632 | Malin , OR | Standard | 1,600 | $44,167 | $273,400 |
97633 | Merrill , OR | Standard | 1,246 | $62,019 | $205,900 |
97634 | Midland , OR | Standard | 277 | $68,450 | $326,500 |
97639 | Sprague River , OR | Standard | 15 | — | — |
97731 | Chemult , OR | Standard | 117 | $147,679 | $428,600 |
97733 | Crescent , OR | Standard | 639 | $45,759 | $237,700 |
97737 | Gilchrist , OR | Standard | 557 | $107,546 | $315,400 |
Cite this page
zipcodes.pro. “Klamath County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/or/county/klamath
Underlying data is public domain or openly licensed — sources, vintages and licences.