Caldwell, ID ZIP codes

4 ZIP/ZCTAs intersecting this Census place in Canyon County.

ACS 2023 population

63,465

Median household income

$66,663

Median home value

$322,100

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Caldwell (GEOID 1612250). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 152,255 (4 ZIPs).

Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology

Map of Caldwell, ID

Census place boundary and intersecting ZIP Code Tabulation Areas for Caldwell, ID — Census place boundary for Caldwell, ID. Intersecting ZCTAs may extend past the city limit. Not a USPS city limit. Boundaries: U.S. Census Bureau. Methodology · Data sources

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ZIP/ZCTA overlap with Caldwell

Population overlap

Share of each ZIP/ZCTA’s population located within Caldwell, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

8360595.8%
USPS primary city
8360750.2%
USPS primary city
836512.2%
8368711.3%

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

ZIP codes intersecting Caldwell

ZIP	City	County	Population	Income
83605	Caldwell	Canyon County	41,155	$60,657
83607	Caldwell	Canyon County	33,804	$80,170
83651	Nampa	Canyon County	36,997	$66,895
83687	Nampa	Canyon County	40,299	$72,294

USPS associates these ZIPs with Caldwell

These codes list Caldwell as a primary or acceptable city. They are not used for the ACS headline.

ZIP	City	County	Population	Income
83606	Caldwell	Canyon County	1,187	—