Shell Rock, IA · standard
ZIP Code 50670
Butler County, Iowa — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 2,024
- 14/sq mi
- $84,679
- Median income
- $171,500
- Median home value
- 24.4%
- Bachelor's or higher
The verdict
Shell Rock pairs an above-median household income with below-median home values, in a rural, homeowner-dominated area.
- Top 32%
- household income, US ZIPs
- 35th pct
- home value, US ZIPs
- 14
- people per sq mi
- 87%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 50670 against every reporting US ZIP.
ZIP code 50670 is classified by USPS as a standard delivery area and covers roughly 147.7 square miles in Shell Rock, Butler County, Iowa. The area is home to 2,024 residents, producing a population density of 14 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 50670 against Iowa and the nation.
On the economic side, the median household income for ZIP 50670 sits at $84,679 (11% above the Iowa average), while per-capita income is $39,355. The poverty rate stands at 4.9% and the unemployment rate at 3.0%. On housing, the median home value is $171,500 (2% below the state average) with median rent at $931 per month, and 87.2% of occupied units are owner-occupied, a direct signal of whether 50670 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 24.4% of adults hold a bachelor's degree or higher, the median age is 41, and the average commute is 23 minutes. We also surface 3 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Butler County, so you can benchmark 50670 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 50670
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 50670.
- Manufacturing
Manufacturing
7 establishments
- Construction
Construction
5 establishments
- Transportation and warehousing
Transportation and warehousing
4 establishments
- Retail trade
Retail trade
3 establishments
- Health care and social assistance
Health care and social assistance
3 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 50670, Shell Rock, IA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
2,024
Population
147.7
Area (sq mi)
14
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 50670?
41.0
Median Age
47.4%
Male
52.6%
Female
2.5%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$84,679
Median Household Income
+11% vs state
$39,355
Per Capita Income
4.9%
Poverty Rate
3.0%
Unemployment Rate
23.2 min
Mean Commute Time
How ZIP 50670 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$84,679 Top 32% higher than 68% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau — ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
873
Total Housing Units
803
Occupied Units
70
Vacant Units
2.77
Avg Household Size
Occupancy Type
$171,500
Median Home Value
-2% vs state
$931
Median Rent
1962
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+2.7%
YoY Change (2024)
234
HPI Index (2000 = 100)
+134%
Total Change Since 2000
Home values in ZIP 50670 have increased 2.7% over the past year (2024). Since 2000, this ZIP has seen +134% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2018 | +11.5% | 175 |
| 2019 | +5.2% | 184 |
| 2020 | +2.5% | 189 |
| 2021 | +2.7% | 194 |
| 2024 | — | 234 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 35 business establishments in ZIP 50670, employing approximately 1,040 people with a combined annual payroll of $63,253,000.
35
Businesses
1,040
Employees
$63.3M
Annual Payroll
7
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Manufacturing | 7 | 20.0% |
| Construction | 5 | 14.3% |
| Transportation and warehousing | 4 | 11.4% |
| Retail trade | 3 | 8.6% |
| Health care and social assistance | 3 | 8.6% |
| Accommodation and food services | 3 | 8.6% |
| Other services (except public administration) | 3 | 8.6% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 50670 vs 50660 →
ZIP 50670 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 50619
Clarksville (50619)
2,410 residents
- 50670
Shell Rock (50670)
2,024 residents
- 50647
Janesville (50647)
1,894 residents
- 50660
New Hartford (50660)
1,333 residents
What this shows Among its immediate neighbors, ZIP 50670 ranks #2 by population — useful context the national average alone can't give.
ZIP 50670 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 50647
Janesville (50647)
$104,063 median income
- 50660
New Hartford (50660)
$95,969 median income
- 50670
Shell Rock (50670)
$84,679 median income
- 50619
Clarksville (50619)
$84,076 median income
What this shows By household income, ZIP 50670 ranks #3 of 4 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
More ZIP Codes in Butler County
Related Areas
Frequently Asked Questions
What county is ZIP code 50670 in? ▼
What is the population of ZIP code 50670? ▼
What is the median household income in ZIP 50670? ▼
What is the average home value in ZIP 50670? ▼
What is the demographic makeup of ZIP 50670? ▼
How many businesses are in ZIP code 50670? ▼
What are the main industries in ZIP code 50670? ▼
How have home values changed in ZIP code 50670? ▼
What is the education level in ZIP code 50670? ▼
What is the average commute time in ZIP 50670? ▼
What percentage of residents own vs. rent in ZIP 50670? ▼
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ZIP Code Research Guides
Official Data Resources for Shell Rock, IA
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.