Oskaloosa, IA ZIP Codes

One ZIP code serves Oskaloosa, Iowa: 52577. Together they are home to 14,585 residents in 5,737 households.

Oskaloosa city limits (Census)

MeasureCensus figure
Residents11,504
Households4,590
Median household income$64,004
Median home value$153,300
Median age37.6
Median rent$831

All 1 ZIP codes together

MeasureValue
Residents (sum of ZIP codes)14,585
Households (sum of ZIP codes)5,737
Median household income, range across ZIP codes$66,084 (52577) to $66,084 (52577)
Household-weighted average of ZIP medians (an approximation, not a true median)$66,084
Homeowners66.1%
Households with kids under 1827.7%
Moved in the past year11.3%
Carrier routes in EDDM2GO's route librarynot loaded yet

Every ZIP code in Oskaloosa

ZIPMailing cityResidentsHouseholdsMedian incomeHome valueHomeownersWith kidsNew moversCarrier routesMailboxesWhy listed
52577Oskaloosa14,5855,737$66,084$163,30066.1%27.7%11.3%——5% of its land; mailing city

A ZIP code is listed for Oskaloosa when at least 10% of its land lies inside Oskaloosa city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Oskaloosa. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Oskaloosa.

Counties

Price a mailing to Oskaloosa ZIP codes

EDDM guides

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Frequently asked questions

What ZIP codes are in Oskaloosa, IA?
52577. A ZIP code is listed for Oskaloosa when at least 10% of its land lies inside Oskaloosa city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Oskaloosa.
What is the population of Oskaloosa, IA?
The Census Bureau counts 11,504 residents inside Oskaloosa city limits (ACS 2020–2024). The 1 ZIP code that serve Oskaloosa hold 14,585 residents in all.
What is the median household income in Oskaloosa, IA?
$64,004 inside Oskaloosa city limits, per the Census Bureau. Across its ZIP codes the medians run from $66,084 to $66,084.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.