Magnolia, IA · standard
ZIP Code 51550
Harrison County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 181
- 124/sq mi High-density area
- $77,500
- Median income Near-median income area
- $105,500
- Median home value Below-median home value
- 19.8%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Magnolia pairs an above-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- Top 42%
- household income, US ZIPs
- 11th pct
- home value, US ZIPs
- 124
- people per sq mi
- 91%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 51550 against every reporting US ZIP.
ZIP code 51550 is a sparsely populated ZIP (a standard USPS delivery area) in Magnolia, Harrison County, Iowa, home to just 181 residents across 1.5 square miles, a density of 124 people per square mile, in the Chicago time zone.
ZIP 51550 lands in the middle-income range, with a median household income of $77,500 (1% above the average Iowa ZIP), while per-capita income is $41,104. Both reported hardship measures are comparatively low in absolute terms: poverty is 1.2% and unemployment is 1.1%. Home values sit below the statewide ZIP benchmark: the median is $105,500 (40% below the average Iowa ZIP), and median rent is $1,354; owner occupancy is 90.5%.
Educational attainment sits below the national norm: 19.8% of adults hold a bachelor's degree or higher, the median age is 42.5, and the average commute is -. The page also surfaces 4 ZIP codes within roughly 10 miles and 6 more in Harrison County, so 51550 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 51550, Magnolia, 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
181
Population
1.5
Area (sq mi)
124
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 51550?
42.5
Median Age
53.8%
Male
46.2%
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?
$77,500
Median Household Income
+1% vs state ZIP avg
$41,104
Per Capita Income
1.2%
Poverty Rate
1.1%
Unemployment Rate
How ZIP 51550 ranks among Iowa ZIPs
Magnolia, 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)
$77,500 Top 41% higher than 59% 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
78housing units
78
Total Housing Units
74
Occupied Units
4
Vacant Units
2.28
Avg Household Size
Occupancy Type
$105,500
Median Home Value
-40% vs state ZIP avg
$1,354
Median Rent
1938
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nearby ZIP Codes
Want a side-by-side? Compare 51550 vs 51546 →
ZIP 51550 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51555
Missouri Valley (51555)
5,245 residents
- 51546
Logan (51546)
2,915 residents
- 51557 873
Mondamin (51557)
873 residents
- 51564 501
Pisgah (51564)
501 residents
- 51550 181
Magnolia (51550)
181 residents
What this shows Among its immediate neighbors, ZIP 51550 ranks #5 by population - useful context the national average alone can't give.
ZIP 51550 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51546
Logan (51546)
$86,910 median income
- 51555
Missouri Valley (51555)
$85,273 median income
- 51564
Pisgah (51564)
$78,750 median income
- 51550
Magnolia (51550)
$77,500 median income
- 51557
Mondamin (51557)
$76,250 median income
What this shows By household income, ZIP 51550 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 51550, 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 Harrison County
Related Areas
Frequently Asked Questions
What county is ZIP code 51550 in?
ZIP code 51550 (Magnolia) is located in Harrison County, Iowa. Harrison County contains multiple ZIP codes, see the full list at /counties/harrison-ia.
What is the population of ZIP code 51550?
ZIP code 51550 in Magnolia, IA has a population of 181 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 51550?
The median household income in ZIP 51550 is $77,500, which is 2% above the national average of $76,288.
What is the average home value in ZIP 51550?
The median home value in ZIP 51550 is $105,500, which is 62% below the national average of $278,155.
What is the demographic makeup of ZIP 51550?
The largest racial group in ZIP 51550 is White at 98.8%. Hispanic or Latino residents make up 1.2% of the population.
What is the education level in ZIP code 51550?
In ZIP code 51550, 57.9% of residents aged 25+ have a high school diploma or higher, and 19.8% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 51550?
In ZIP code 51550, approximately 90.5% of occupied housing units are owner-occupied and 9.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 51550?
The poverty rate in ZIP code 51550 is 1.2% 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 51550's numbers, next.
- See how ZIP 51550 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Magnolia, 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.