US ZIP Code
51247

Rock Valley, IA

Sioux County  ·  Iowa

● Active
👥 5,028 Population ↑ 4% since 2019
💰 $73,451 Median HH Income
≈ Avg ↑ 6% since 2019
🎂 41.3 Median Age ↑ 21% since 2019
🏠 $238,200 Median Home Value
▼ 15% below avg ↑ 46% since 2019
🎓 31.5% College Grads
▼ 19% below avg
📊 0.3% Unemployment
▼ 93% below avg ↓ 92% since 2019
ZIP Code Details
ZIP Code51247
CityRock Valley
StateIowa (IA)
CountySioux County
Area Code712
Elevation1,285 ft
Latitude43.193752
Longitude-96.338127
TimezoneChicago (DST)
FIPS19167
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.2% (2,475) Female 50.8% (2,553) ♀

Race & Ethnicity

White: 74%Hispanic: 25.9%Black: 0%Race
White74.0%
Hispanic25.9%
Black0.0%

Age Breakdown

Under 5
4%
5–17
23%
18–24
12%
25–44
23%
45–64
18%
65+
9%

Key Indicators

Median Age41.3 yrs ↑ 21% since 2019
Avg Household Size2.58
Below Poverty6.3% ▼ 37% below avg
College Grads31.5% ▼ 19% below avg
Unemployment0.3% ▼ 93% below avg
No HS Diploma34 (1.3%)
HS Graduate1,126 (41.9%)
Some College142 (5.3%)
Associates538 (20%)
Bachelors281 (10.5%)
Graduate Degree565 (21%)

Education

No HS: 1.3%HS Grad: 41.9%Some College: 5.3%Associates: 20%Bachelors: 10.5%Graduate: 21%Edu
No HS1.3%
HS Grad41.9%
Some College5.3%
Associates20.0%
Bachelors10.5%
Graduate21.0%
Housing & Income

Housing Tenure

Owner: 68.7%Renter: 31.4%Tenure
Owner68.7%
Renter31.4%

Home Value Distribution

Under $50k
2%
$50k–100k
4%
$100k–150k
17%
$150k–200k
8%
$200k–300k
40%
$300k–500k
21%
Over $500k
8%

Financials

Median HH Income$73,451 ≈ Avg ↑ 6% since 2019
Median Home Value$238,200 ▼ 15% below avg ↑ 46% since 2019
Home/Income Ratio3.2x (nat avg ~3.5x)
Median Rent$1,070/mo ↑ 63% since 2019
Total Units1,916
Vacant Units15
Avg HH Size2.58

Income Distribution

Under $25k
18%
$25k–50k
8%
$50k–75k
24%
$75k–100k
10%
$100k–150k
21%
$150k–200k
8%
Over $200k
11%
Employment & Commute

How People Get to Work

Drove Alone
85%
Public Transit
1%
Walked
4%
Work From Home
10%

Commute Time

Under 15 min
65%
15–30 min
28%
30–45 min
1%
Over 45 min
5%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
17%
1960s–1970s
6%
1980s–1990s
15%
2000+
60%

Summary

Total Units1,916
Vacant15
Owner Occupied68.7%
Renter Occupied31.4%
Avg HH Size2.58
Frequently Asked Questions
ZIP code 51247 is in Rock Valley, IA, in Sioux County.
ZIP code 51247 is located in Iowa (IA).
ZIP code 51247 is in Sioux County, IA.
ZIP 51247 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 51247 is 5,028 people (ACS 2023).
The median household income in ZIP code 51247 is $73,451 (ACS 2023).
The median home value in ZIP 51247 is $238,200 (ACS 2023).
About ZIP Code 51247

ZIP code 51247 is located in Rock Valley, Iowa, within Sioux County. With a population of 5,028, this is a lightly populated ZIP code with a middle-aged community — the median age is 41.3 years. Economically, 51247 is a solidly middle-class ZIP code: the median household income of $73,451 is near the national average.

Real estate in ZIP code 51247 represents an affordable housing market. The median home value of $238,200 is near the national average. Renters can expect to pay around $1,070 per month in median rent. Homeownership is strong here — 68.7% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 46% since 2019.

The population of 51247 is primarily White (74.03%). Residents are moderately educated — 31.5% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 6.3%. Household income has grown by 6% since 2019.

The unemployment rate in 51247 stands at 0.3%, which is well below the national average. As in most parts of the country, driving alone is the dominant commute mode at 73%.

Overall, ZIP code 51247 in Rock Valley, IA is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 5,028 residents, a median household income of $73,451, and a median home value of $238,200, it offers a clear picture of life in this part of Iowa.