Klamath

Source:

Oregon

Klamath is a county in Oregon with 17 ZIP codes and a total population of 64,920. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

Klamath is a county inside Oregon (FIPS code 41035) that contains 17 USPS ZIP codes covering a combined population of 64,920 according to Census ACS 5-Year Estimates. Counties are the natural bridge between state-level summaries and ZIP-level detail — crime statistics, HUD Fair Market Rents, and childcare pricing are all published at the county level, while household income and housing values are published at the ZIP level. This page reconciles the two views so you can see which ZIPs drive the county totals.

The 17 ZIPs listed below are ordered by population and each links to the full ZIP detail page with Census demographics, housing, income, home-price history, and cross-agency inputs. The most populated ZIP in Klamath is 97603 covering Klamath Falls with 29,525 residents at 37 people per square mile. Population density across ZIPs in this county varies — use the density column to spot urban cores versus rural delivery areas. A single county can contain both a dense downtown ZIP and a large rural ZIP covering several hundred square miles.

Because Klamath uses FIPS code 41035, it joins cleanly to county-level federal datasets: HUD Fair Market Rent tables, FBI Uniform Crime Report data, and the Department of Labor National Database of Childcare Prices all key off the same code. That is how neighborhood scorecards combine ZIP-level Census demographics with county-level safety and affordability metrics. All data on this page comes from U.S. Census Bureau ACS 2023 5-Year Estimates and USPS ZIP Code Tabulation Area files — no estimates, no proprietary sources, no editorial scoring.

17

Total ZIPs

64,920

Total Population

ZIP Codes in Klamath

Side-by-side: Compare 97603 vs 97601 →

ZIP Code City Population Density
97603 Klamath Falls 29,525 37
97601 Klamath Falls 22,459 16
97624 Chiloquin 3,500 3
97623 Bonanza 2,310 2
97632 Malin 1,466 13
97633 Merrill 1,361 18
97627 Keno 780 11
97733 Crescent 770 1
97639 Sprague River 570 3
97622 Bly 558 1
97737 Gilchrist 496 7
97621 Beatty 320 1
97731 Chemult 278 2
97634 Midland 212 142
97625 Dairy 199 1
97626 Fort Klamath 88 1
97604 Crater Lake 28 0

What are common questions about ZIP codes in this county?

What is the population of Klamath?
Klamath has a total population of 64,920 across 17 ZIP codes, based on U.S. Census Bureau ACS 2023 data.
What ZIP codes are in Klamath?
Klamath includes 17 ZIP codes: 97603, 97601, 97624, 97623, 97632, 97633, 97627, 97733, 97639, 97622, and more.
What is the median household income in Klamath?
Median household income data for individual ZIP codes in Klamath is available on each ZIP code's detail page. Visit any ZIP code link below to see income, housing, and demographic data.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping). Verify with HUD →

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