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 Moderate-density area
- $84,679
- Median income Above-median income area
- $171,500
- Median home value Near-median home value
- 24.4%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
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 covers 147.7 square miles in Shell Rock, Butler County, Iowa (a standard USPS delivery area), with a modest 2,024 residents on file, a density of 14 people per square mile, in the Chicago time zone.
ZIP 50670 lands in the middle-income range, with a median household income of $84,679 (11% above the average Iowa ZIP), while per-capita income is $39,355. Both reported hardship measures are comparatively low in absolute terms: poverty is 4.9% and unemployment is 3.0%. Median home value is $171,500 (2% below the average Iowa ZIP) and median rent is $931; 87.2% of occupied homes are owner-occupied.
Educational attainment sits below the national norm: 24.4% of adults hold a bachelor's degree or higher, the median age is 41, and the average commute is 23 minutes. The page also surfaces 3 ZIP codes within roughly 10 miles and 6 more in Butler County, so 50670 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 50670
Top 5 sectors by establishment count in Shell Rock, IA
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 + FHFA HPI ACS demographics and median rent, ZBP business establishments, 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; 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 ZIP avg
$39,355
Per Capita Income
4.9%
Poverty Rate
3.0%
Unemployment Rate
23.2 min
Mean Commute Time
How ZIP 50670 ranks among Iowa ZIPs
Shell Rock, IA household income vs. every Iowa ZIP code
Median household income among 911 reporting Iowa ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$84,679 Top 29% higher than 71% of 911 Iowa ZIPs
Each bar is a $20K-wide band; taller bars hold more Iowa 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?
Housing stock: occupied vs vacant
873housing units
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 ZIP avg
$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.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 50670, both outside IA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (2,024 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Butler County
Related Areas
Frequently Asked Questions
What county is ZIP code 50670 in?
ZIP code 50670 (Shell Rock) is located in Butler County, Iowa. Butler County contains multiple ZIP codes, see the full list at /counties/butler-ia.
What is the population of ZIP code 50670?
ZIP code 50670 in Shell Rock, IA has a population of 2,024 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 50670?
The median household income in ZIP 50670 is $84,679, which is 11% above the national average of $76,288.
What is the average home value in ZIP 50670?
The median home value in ZIP 50670 is $171,500, which is 38% below the national average of $278,155.
What is the demographic makeup of ZIP 50670?
The largest racial group in ZIP 50670 is White at 95.5%. Hispanic or Latino residents make up 3.8% of the population.
How many businesses are in ZIP code 50670?
ZIP code 50670 has 35 business establishments employing approximately 1,040 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 50670?
The top industries by establishment count in ZIP 50670 are: Manufacturing (7), Construction (5), Transportation and warehousing (4). There are 7 industry sectors represented in total.
How have home values changed in ZIP code 50670?
According to the FHFA House Price Index, home values in ZIP 50670 increased by 2.7% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 134%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 50670?
In ZIP code 50670, 58.2% of residents aged 25+ have a high school diploma or higher, and 24.4% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 50670?
The mean commute time for workers in ZIP code 50670 is 23.2 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 50670?
In ZIP code 50670, approximately 87.2% of occupied housing units are owner-occupied and 12.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 50670?
The poverty rate in ZIP code 50670 is 4.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 50670's numbers, next.
- See how ZIP 50670 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Shell Rock, IA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.