Zip Code 97603
Klamath Falls, Oregon — Klamath County
📍 ZIP code 97603 is in Klamath Falls, Klamath County, Oregon.
ZIP code 97603 is located in Klamath Falls, Klamath County, Oregon. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 32,212. The area code for ZIP code 97603 is 541.
Quick Answer
Zip code 97603 is in Klamath Falls, Oregon (Klamath County). It has a population of 32,212, median household income of $64,272, and median home value of $251,100.
Population
32,212
Income
$64,272
Home Value
$251,100
Climate
86°F / 22°F
About Zip Code 97603
Zip code 97603 is located in Klamath Falls, Oregon, within Klamath County. Home to approximately 32,212 residents, this area sits at an elevation of 4104 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 541.
The median household income is $64,272 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $251,100, and the cost of living index is 83 (17% below the national average of 100).
Summers average a high of 86°F while winters drop to 22°F. The area receives about 11 in of rain and 2 in of snow annually. The zip code covers 310.9 square miles of land area and 5.1 square miles of water.
Key Statistics
32,212
$64,272
$251,100
Pacific (PST/PDT)
541
4104 ft
310.9 sq mi
39
13,568
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Compare With Nearby Zip Codes
| Metric | 97603 | 97634 | 97633 | 97625 | 97632 | 97627 |
|---|---|---|---|---|---|---|
| City | Klamath Falls, OR | Midland, OR | Merrill, OR | Bonanza, OR | Malin, OR | Keno, OR |
| Population | 32,212 | 370 | 1,456 | 139 | 1,473 | 445 |
| Median Income | $64,272 | $65,950 | $61,094 | $140,357 | $54,167 | $73,371 |
| Home Value | $251,100 | $259,800 | $211,400 | $408,000 | $293,800 | $329,100 |
| Cost of Living | 83 | 76 | 70 | 116 | 79 | 107 |
| Median Age | 39 | 55 | 27.2 | 46.7 | 36.4 | 50.1 |
Cost of Living
100 = National Average. Klamath Falls's cost of living is 17% below the national average.
vs. State Avg
Below
Affordability
Affordable
Income-to-Home
3.9x
Demographics
Zip code 97603 has a population of 32,212 people with a median age of 39. There are 13,568 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Klamath Falls (97603) population trend from 2010 to 2024
↑ 12.7%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
86°F
22°F
11 in
2 in
Klamath Falls experiences warm summers with average highs around 86°F. Winters are cool with lows averaging 22°F. The area receives about 2 in of snow per year.
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Housing & Economy
Median Home Value
$251,100
Median Household Income
$64,272
With 13,568 housing units across 310.9 square miles, 97603 has a housing density of 44 units per square mile. The home price-to-income ratio is 3.9x.
Location & Geography
Latitude
42.1520°
Longitude
-121.6835°
Land Area
310.9 sq mi
Water Area
5.1 sq mi
Nearby Zip Codes
Zip codes closest to 97603 (Klamath Falls, OR) with distances:
All Zip Codes in Klamath Falls, OR
Other zip codes serving Klamath Falls:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 97603's $64,272. A way to compare Klamath Falls to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 97603 (Klamath Falls, OR). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Klamath Falls, Oregon?
Klamath Falls, Oregon uses zip code 97603 along with 2 other zip codes.
What county is zip code 97603 in?
Zip code 97603 is located in Klamath County, Oregon.
What is the population of zip code 97603?
The population of zip code 97603 is 32,212 with a median age of 39.
Is 97603 in Klamath Falls, Oregon?
Yes, zip code 97603 is in Klamath Falls, Klamath County, Oregon. The area code is 541.
Frequently Asked Questions
What city is zip code 97603 in?
Zip code 97603 is in Klamath Falls, Oregon. It is part of Klamath County and uses the Pacific (PST/PDT) timezone.
What is zip code 97603?
Zip code 97603 is a U.S. postal code in Klamath Falls, Oregon (Klamath County). It has a population of 32,212 and covers 310.9 square miles.
What is the population of zip code 97603?
The population of zip code 97603 (Klamath Falls, OR) is 32,212 with a median age of 39. There are approximately 13,568 housing units in this area.
What is the median income in zip code 97603?
The median household income in zip code 97603 (Klamath Falls, OR) is $64,272 per year. The cost of living index is 83 (100 = national average).
What is the average home price in zip code 97603?
The median home value in zip code 97603 (Klamath Falls, OR) is $251,100. The cost of living index is 83 compared to the national average of 100.
What county is zip code 97603 in?
Zip code 97603 is located in Klamath County, Oregon. The primary city is Klamath Falls.
What is the area code for zip code 97603?
Zip code 97603 in Klamath Falls, OR uses area code 541. It is located in the Pacific (PST/PDT) timezone.
Is zip code 97603 a good place to live?
Zip code 97603 (Klamath Falls, OR) has a cost of living index of 83 (100 = national average), a median household income of $64,272, and median home values of $251,100. The median age is 39. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 97603?
The cost of living index for zip code 97603 (Klamath Falls, OR) is 83, where 100 represents the national average. This area is below the national average. Median home value: $251,100.
What schools serve zip code 97603?
Zip code 97603 in Klamath Falls, Oregon is served by the local school district of Klamath County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.