Alvord, IA · standard
ZIP Code 51230
Lyon County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 462
- 7/sq mi Low-density area
- $75,625
- Median income Near-median income area
- $190,800
- Median home value Near-median home value
- 19.6%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Alvord pairs an above-median household income with below-median home values, in a rural, homeowner-dominated area.
- Top 44%
- household income, US ZIPs
- 41st pct
- home value, US ZIPs
- 7
- people per sq mi
- 99%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 51230 against every reporting US ZIP.
ZIP code 51230 is a sparsely populated ZIP (a standard USPS delivery area) in Alvord, Lyon County, Iowa, home to just 462 residents across 65.1 square miles, a density of 7 people per square mile, in the Chicago time zone.
ZIP 51230 lands in the middle-income range, with a median household income of $75,625 (1% below the average Iowa ZIP), while per-capita income is $30,405. Both reported hardship measures are comparatively low in absolute terms: poverty is 0.0% and unemployment is 0.8%. Median home value is $190,800 (9% above the average Iowa ZIP); 98.9% of occupied homes are owner-occupied.
Educational attainment sits below the national norm: 19.6% of adults hold a bachelor's degree or higher, the median age is 51.2, and the average commute is 27 minutes. The page also surfaces 4 ZIP codes within roughly 10 miles and 6 more in Lyon County, so 51230 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 →
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 51230, Alvord, 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
462
Population
65.1
Area (sq mi)
7
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 51230?
51.2
Median Age
54.8%
Male
45.2%
Female
0.0%
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?
$75,625
Median Household Income
-1% vs state ZIP avg
$30,405
Per Capita Income
0.0%
Poverty Rate
0.8%
Unemployment Rate
26.8 min
Mean Commute Time
How ZIP 51230 ranks among Iowa ZIPs
Alvord, 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)
$75,625 Top 46% higher than 54% 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
207housing units
207
Total Housing Units
185
Occupied Units
22
Vacant Units
2.58
Avg Household Size
Occupancy Type
$190,800
Median Home Value
+9% vs state ZIP avg
1938
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 14 business establishments in ZIP 51230, employing approximately 29 people with a combined annual payroll of $1,368,000.
14
Businesses
29
Employees
$1.4M
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 4 | 28.6% |
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 51230 vs 51242 →
ZIP 51230 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51240
Inwood (51240)
1,746 residents
- 51241
Larchwood (51241)
1,737 residents
- 51235
Doon (51235)
1,079 residents
- 51230 462
Alvord (51230)
462 residents
- 51242 212
Lester (51242)
212 residents
What this shows Among its immediate neighbors, ZIP 51230 ranks #4 by population - useful context the national average alone can't give.
ZIP 51230 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51242
Lester (51242)
$95,625 median income
- 51241
Larchwood (51241)
$87,446 median income
- 51240
Inwood (51240)
$83,929 median income
- 51230
Alvord (51230)
$75,625 median income
- 51235
Doon (51235)
$71,016 median income
What this shows By household income, ZIP 51230 ranks #4 of 5 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 51230, both outside IA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Lyon County
Related Areas
Frequently Asked Questions
What county is ZIP code 51230 in?
ZIP code 51230 (Alvord) is located in Lyon County, Iowa. Lyon County contains multiple ZIP codes, see the full list at /counties/lyon-ia.
What is the population of ZIP code 51230?
ZIP code 51230 in Alvord, IA has a population of 462 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 51230?
The median household income in ZIP 51230 is $75,625, which is 1% below the national average of $76,288.
What is the average home value in ZIP 51230?
The median home value in ZIP 51230 is $190,800, which is 31% below the national average of $278,155.
What is the demographic makeup of ZIP 51230?
The largest racial group in ZIP 51230 is White at 97.9%.
How many businesses are in ZIP code 51230?
ZIP code 51230 has 14 business establishments employing approximately 29 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 51230?
In ZIP code 51230, 74.9% of residents aged 25+ have a high school diploma or higher, and 19.6% 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 51230?
The mean commute time for workers in ZIP code 51230 is 26.8 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 51230?
In ZIP code 51230, approximately 98.9% of occupied housing units are owner-occupied and 1.1% are renter-occupied, based on Census ACS 2023 data.
Related
Take this with you
What to do with ZIP 51230's numbers, next.
- See how ZIP 51230 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Alvord, 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.