Residential delivery area · Minnesota

ZIP Code 56357: Oak Park, MN

ZIP code 56357 uses the postal name Oak Park, Minnesota and lies mostly in Benton County (79% of its land) with the rest in Mille Lacs County (Census 2020 ZIP-county file). About 1,200 people live there (Census Bureau, ACS 2020-2024). Median household income is $114,531 (Census Bureau, ACS 2020-2024). Its land lies outside any incorporated or census-designated place.

ACS2020-24
Census2020
FHFA2022
ZBP2023
IRS2022

5national area: Minnesota, Iowa, Montana, North Dakota, South Dakota and Wisconsin

563sectional center: Saint Cloud, MN (SCF 563)

57delivery area within it

Town: Oak Park · its only residential ZIP
County: Benton County (79%); Mille Lacs County (21%)
Metro area: St. Cloud, MN
House districts: MN-6 (79%), MN-8 (21%) 119th Congress, by share of land
State: Minnesota
Time zone: Central
Land area: 36.5 sq mi · 34 people per sq mi

Where is ZIP code 56357?

56357 centers on 45.692°, -93.798° and covers 36.5 square miles of land plus 0.0 of water. It borders 4 ZIP codes: 56330, 56329, 56353, 55371.

Shaded by median household income, in national fifths (ACS 2020-2024); 56357 outlined. Census 2020 ZCTA boundaries. <$54.1k$98.1k+no figure

The map draws ZIP code areas only. For the streets inside 56357, open its center on OpenStreetMap.

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).

How does 56357 compare with the rest of Benton County?

Rank of 56357 among the residential ZIP codes of its town, county and state (1 = the most; income and home value among ZIP codes of 1,000+ people living in households)
Measure	56357	In Benton County	In MN
People (ACS 2020-2024)	1,230	9th of 9	523rd of 881
Median household income	$115k	1st of 9	69th of 545
Median home value	$294k	4th of 9	236th of 558

Its median household income is higher than in 89% of U.S. residential ZIP codes, and it is denser than 35% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).

How many people live in 56357?

The 2020 Census counted 1,053 people in 56357; the ACS, which samples households over 2020-2024, estimates 1,230. Between the 2010 and 2020 censuses its population grew 2.3% (its boundary stayed at least 90% the same).

People, ACS 2020-2024: 1,230±215 (90% margin)
2020 Census count: 1,053+2.3% since 2010 (1,029)
Households: 377
Median age: 36.5

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).

Who lives in 56357?

Of the 1,230 people the ACS estimates in 56357, 30.4% are under 18 and 9.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (94.4%).

Under 1830.4%
18 to 6460.2%
65 and older9.3%

Age of the people of 56357 (ACS 2020-2024, B01001)

White, not Hispanic94.4%
Hispanic or Latino3.8%
Other or two or more1.0%
Black, not Hispanic0.4%
Asian, not Hispanic0.4%

Race and Hispanic origin in 56357 (ACS 2020-2024, B03002); each person counted once

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.

What do households in 56357 earn?

Median household income is $114,531 (ACS 2020-2024), the highest of the 9 ranked ZIP codes in Benton County. It is not measurably different from 2015-2019 ($99,971 in 2024 dollars): the change is within the surveys' margins of error.

Median household income: $114,531±$19,204
Income per person: $41,152
Below the poverty line: 2.4%
Unemployed (of the labor force): 2.3%
Adults 25+ with a bachelor's degree: 19.3%
Adjusted gross income per tax return, 2022: $70,700540 returns; wages 80% of AGI (IRS)

Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).

What are homes worth in 56357?

Median home value (owners' estimate): $294,300
Median gross rent: –
Homes owned by their occupants: 98.1%
Housing units: 404

Index = 100 in 2001, the first year FHFA reports for 56357; 2022: 222.5. Annual, not seasonally adjusted; FHFA calls its ZIP-level indexes developmental. FHFA's series for 56357 stops in 2022: it publishes no ZIP index for a year with too few repeat sales.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.

What businesses are in 56357?

16 business establishments had a location in this ZIP code in 2023, 1 more than in 2018; the most are in construction (ZIP Code Business Patterns).

Construction9
Transportation and warehousing3

Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).

Which ZIP codes are next to 56357?

ZIP codes that share a boundary with 56357, then the nearest by center
ZIP	Town	People	Household income	Distance
56330	Foreston	2,097	$85k	4.7 mi
56329	Foley	7,778	$93k	5.8 mi
56353	Milaca	9,546	$79k	11.2 mi
55371	Princeton	18,103	$94k	12.9 mi
56363	Pease	238	$68k	7.1 mi (near)
56313	Bock	49	$48k	13.5 mi (near)
56379	Sauk Rapids	17,607	$76k	14.2 mi (near)
56304	Saint Cloud	17,473	$58k	16.8 mi (near)

Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.