Skip to content

ZIP code 51246: Rock Rapids, IA

51246 is a ZIP code in Rock Rapids, Iowa, mainly in Lyon County. About 4,041 people live here.

Population
4,041
Median household income
$72,400
Typical home value
$254,900+9.8% in 12 months
Median rent
$812gross, per month
Median age
38
Homeowners
78.8%of occupied homes
Loading map…

Shaded: ZIP code 51246's area. Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 milesWithin 25 miles

ZIP code 51246 details

CityRock Rapids
StateIowa
CountyLyon County
Metro areaNot in a metro or micro area
Time zoneCentral Time (UTC−6), observes daylight saving time
TypeStandard (delivery area)
Land area161.1 sq mi, plus 0.1 sq mi of water
Population density25 people per sq mi
Bachelor's degree or higher22.7% of adults 25+
Average commute13.4 minutes
Center coordinates43.42883, -96.16470

Median rent in 51246 by bedrooms

SizeMedian gross rent
1 bedroom$504/mo
2 bedrooms$828/mo
3 bedrooms$840/mo

Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.

ZIP codes near 51246

ZIP codeCityDistancePopulation
56173Steen, MN7.7 mi307
51242Lester, IA8.7 mi379
56129Ellsworth, MN9.3 mi761
51230Alvord, IA9.4 mi478
51235Doon, IA9.6 mi1,007
51237George, IA10.4 mi1,605
56146Kanaranzi, MN10.9 mi55
56138Hills, MN13.1 mi927

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Buying a home in 51246?

A typical home in ZIP code 51246 is worth about $254,900 (Zillow Home Value Index). The median household here earns $72,400 a year. See what buying here would cost per month, with Iowa average taxes and insurance filled in.

Monthly payment for a $254,900 homeWhat can a $72,400 income afford?Rental property numbers

About ZIP code 51246

What city is ZIP code 51246?

ZIP code 51246 is in Rock Rapids, IA, in Lyon County.

What county is ZIP code 51246 in?

51246 is mainly in Lyon County, Iowa.

What is the population of ZIP code 51246?

About 4,041 people live in ZIP code 51246, according to the American Community Survey 2020–2024 5-year estimates.

What time zone is ZIP code 51246 in?

51246 is in Central Time (UTC−6). It observes daylight saving time.