51247 ZIP Code, Rock Valley, IA
51247 is a ZIP code in Rock Valley, Iowa in Sioux County. It covers 113 square miles of land. The closest ZIP codes are 57027, 51235 and 51239. 5,094 people live here in 1,825 households. It is rural, with fewer than 100 people per square mile, and owners and renters are mixed (61% own). Median household income is $78,358, close to the Iowa median of $75,059.
Quick facts
- Mailing city: Rock Valley, IA
- County: Sioux County
- Land area: 113 sq mi
- Population: 5,094
- Median household income: $78,358
Key figures
| Measure | Value |
|---|---|
| Residents | 5,094 |
| Households | 1,825 |
| Median household income | $78,358 |
| Income per person | $35,505 |
| Median age | 37.7 |
| Homeowners | 61.1% |
| Median home value | $262,900 |
| Median rent | $1,142 |
| Bachelor's degree or higher | 15.1% |
| Average commute (minutes) | 13.6 |
| Households with kids under 18 | 30.2% |
| Moved in the past year | 4.8% |
| Below the poverty line | 8.8% |
| Broadband internet | 92.5% |
| Speak a non-English language at home | 29.9% |
Household income
| % of households | Value |
|---|---|
| <$10K | 9.9% |
| $10–15K | 2.0% |
| $15–25K | 6.3% |
| $25–35K | 4.6% |
| $35–50K | 8.1% |
| $50–75K | 17.5% |
| $75–100K | 14.1% |
| $100–150K | 21.6% |
| $150–200K | 6.8% |
| $200K+ | 9.1% |
Age
| % of all residents | Value |
|---|---|
| <10 | 17.5% |
| 10–19 | 12.8% |
| 20–24 | 10.8% |
| 25–34 | 5.8% |
| 35–44 | 12.6% |
| 45–54 | 12.6% |
| 55–64 | 8.5% |
| 65–74 | 12.8% |
| 75+ | 6.6% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 27.6% |
| Owned outright | 33.1% |
| Rented | 38.6% |
| Vacant | 0.8% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 73.5% |
| Townhome | 2.0% |
| 2–4 units | 4.6% |
| 5–19 units | 10.4% |
| 20+ units | 6.9% |
| Mobile / other | 2.7% |
Businesses in 51247
242 business establishments with 3,381 employees (ZIP Codes Business Patterns 2023).
- Construction: 39
- Other Services (except Public Administration): 35
- Retail Trade: 28
- Manufacturing: 26
- Transportation and Warehousing: 25
- Wholesale Trade: 18
- Health Care and Social Assistance: 15
- Finance and Insurance: 12
EDDM carrier routes
See every USPS carrier route in 51247 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 57027 — Fairview town, SD (9.1 mi)
- 51235 — Doon city, IA (9.3 mi)
- 51239 — Hull city, IA (9.6 mi)
- 51250 — Sioux Center city, IA (9.7 mi)
- 51240 — Inwood city, IA (10 mi)
- 51230 — Alvord city, IA (11.3 mi)
- 57034 — Hudson town, SD (11.3 mi)
- 51023 — Hawarden city, IA (14.4 mi)
Areas that include 51247
- Rock Valley, IA ZIP codes — 1 ZIP code
- Sioux County ZIP codes — 16 ZIP codes
- Iowa ZIP code data
Where it ranks
- No. 3 of 11: highest median home value in Sioux County
- No. 2 of 11: highest median age in Sioux County
Mail every home in 51247
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 51247, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 51247 in?
- 51247 is a Rock Valley, IA mailing address. By land area, 4% lies inside Rock Valley; the rest is outside any Census-defined city or community.
- What county is 51247 in?
- 51247 is in Sioux County.
- What is the population of 51247?
- About 5,094 people (±334), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 5,432.
- What is the median household income in 51247?
- $78,358 (±$12,331), compared with $75,059 for Iowa as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 51247?
- EDDM2GO's stored route library does not include 51247 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 51247?
- The closest, measured center to center: 57027 (9.1 mi, Fairview), 51235 (9.3 mi, Doon), 51239 (9.6 mi, Hull), 51250 (9.7 mi, Sioux Center), 51240 (10 mi, Inwood) and 51230 (11.3 mi, Alvord).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.