Hartley, IA · standard
ZIP Code 51346
O'Brien County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 2,451
- 7/sq mi Low-density area
- $72,426
- Median income Near-median income area
- $156,800
- Median home value Below-median home value
- 21.9%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Hartley pairs an above-median household income with below-median home values, in a rural, homeowner-dominated area.
- Top 50%
- household income, US ZIPs
- 28th pct
- home value, US ZIPs
- 7
- people per sq mi
- 83%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 51346 against every reporting US ZIP.
ZIP code 51346 covers 377.1 square miles in Hartley, O'Brien County, Iowa (a standard USPS delivery area), with a modest 2,451 residents on file, a density of 7 people per square mile, in the Chicago time zone.
ZIP 51346 lands in the middle-income range, with a median household income of $72,426 (5% below the average Iowa ZIP), while per-capita income is $36,968. The poverty rate is 9.1%, with unemployment at 3.8%; those measures add context to the income figure. Median home value is $156,800 (11% below the average Iowa ZIP) and median rent is $750; 82.7% of occupied homes are owner-occupied.
Educational attainment sits below the national norm: 21.9% of adults hold a bachelor's degree or higher, the median age is 44.2, and the average commute is 21 minutes. The page also surfaces 3 ZIP codes within roughly 10 miles and 6 more in O'Brien County, so 51346 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 51346
Top 5 sectors by establishment count in Hartley, IA
Which industries have the most business establishments in ZIP 51346.
- Construction
Construction
12 establishments
- Transportation and warehousing
Transportation and warehousing
11 establishments
- Other services (except public administration)
Other services (except public administration)
11 establishments
- Retail trade
Retail trade
9 establishments
- Wholesale trade
Wholesale trade
8 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 51346, Hartley, 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
2,451
Population
377.1
Area (sq mi)
7
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 51346?
44.2
Median Age
51.7%
Male
48.3%
Female
1.8%
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?
$72,426
Median Household Income
-5% vs state ZIP avg
$36,968
Per Capita Income
9.1%
Poverty Rate
3.8%
Unemployment Rate
20.7 min
Mean Commute Time
How ZIP 51346 ranks among Iowa ZIPs
Hartley, 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)
$72,426 45th percentile higher than 45% 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
1,064housing units
1,064
Total Housing Units
963
Occupied Units
101
Vacant Units
2.26
Avg Household Size
Occupancy Type
$156,800
Median Home Value
-11% vs state ZIP avg
$750
Median Rent
1958
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 76 business establishments in ZIP 51346, employing approximately 557 people with a combined annual payroll of $26,153,000.
76
Businesses
557
Employees
$26.2M
Annual Payroll
10
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 12 | 15.8% |
| Transportation and warehousing | 11 | 14.5% |
| Other services (except public administration) | 11 | 14.5% |
| Retail trade | 9 | 11.8% |
| Wholesale trade | 8 | 10.5% |
| Health care and social assistance | 6 | 7.9% |
| Manufacturing | 5 | 6.6% |
| Finance and insurance | 4 | 5.3% |
| Accommodation and food services | 4 | 5.3% |
| Professional, scientific, and technical services | 3 | 4.0% |
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 51346 vs 51338 →
ZIP 51346 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51346
Hartley (51346)
2,451 residents
- 51245
Primghar (51245)
1,359 residents
- 51338
Everly (51338)
1,000 residents
- 51350 411
Melvin (51350)
411 residents
What this shows Among its immediate neighbors, ZIP 51346 ranks the most populous - useful context the national average alone can't give.
ZIP 51346 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51350
Melvin (51350)
$77,250 median income
- 51346
Hartley (51346)
$72,426 median income
- 51245
Primghar (51245)
$69,531 median income
- 51338
Everly (51338)
$57,500 median income
What this shows By household income, ZIP 51346 ranks #2 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 51346, 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 (2,451 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in O'Brien County
Related Areas
Frequently Asked Questions
What county is ZIP code 51346 in?
ZIP code 51346 (Hartley) is located in O'Brien County, Iowa. O'Brien County contains multiple ZIP codes, see the full list at /counties/obrien-ia.
What is the population of ZIP code 51346?
ZIP code 51346 in Hartley, IA has a population of 2,451 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 51346?
The median household income in ZIP 51346 is $72,426, which is 5% below the national average of $76,288.
What is the average home value in ZIP 51346?
The median home value in ZIP 51346 is $156,800, which is 44% below the national average of $278,155.
What is the demographic makeup of ZIP 51346?
The largest racial group in ZIP 51346 is White at 94.3%. Hispanic or Latino residents make up 4.0% of the population.
How many businesses are in ZIP code 51346?
ZIP code 51346 has 76 business establishments employing approximately 557 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 51346?
The top industries by establishment count in ZIP 51346 are: Construction (12), Transportation and warehousing (11), Other services (except public administration) (11). There are 10 industry sectors represented in total.
What is the education level in ZIP code 51346?
In ZIP code 51346, 55.4% of residents aged 25+ have a high school diploma or higher, and 21.9% 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 51346?
The mean commute time for workers in ZIP code 51346 is 20.7 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 51346?
In ZIP code 51346, approximately 82.7% of occupied housing units are owner-occupied and 17.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 51346?
The poverty rate in ZIP code 51346 is 9.1% 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 51346's numbers, next.
- See how ZIP 51346 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Hartley, 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.