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ZipNumbers

Harrison County · Iowa

ZIP code 51555

Population, income, housing costs and the sales tax rate charged on purchases inside ZIP 51555 — Census 2019-2023 ACS 5-year, no modelled estimates.
Population
4,881

ZCTA residents

Median income
$77,292

Household, past 12 months

Median home
$180,900

Owner-occupied value

Sales tax
6%

Iowa state rate

Quick answer

ZIP 51555 sits in Harrison County, Iowa and is home to 4,881 people. Median household income is $77,292, the median home is worth $180,900 and median gross rent is $761. 75.9% of households own their home, and purchases are taxed at 6% (Iowa state rate).

County
Harrison County

FIPS 19085

State
Iowa (IA)

970 ZIPs covered

Area codes
Not published

No NANPA match for this ZIP

Metro area
Outside covered metros

Rate jurisdiction used for tax

The numbers for 51555

American Community Survey 2019-2023 ACS 5-year estimates for this ZCTA.

Population
4,881ZIP 51555 residents
Median household income
$77,292Past 12 months, inflation adjusted
Median home value
$180,900Owner-occupied units
Median gross rent
$761Rent plus utilities, monthly
Median age
44.4 yrsAll residents
Homeownership rate
75.9%Owner-occupied households

Sales tax in 51555

What a purchase inside this ZIP costs at checkout.

Rate applied
6%State base rate only
Tax on $100
$6Rounded to the dollar
Tax on $1,000
$60Before any exemptions

Iowa levies 6% statewide, and counties, cities and special districts inside this ZIP can add their own local rate on top. Check the county page for the local component before you quote a price.

Affordability in this ZIP

Derived from the Census medians above — indicative, not an offer.

Rent burden
12%Median rent ÷ median income
Price-to-income
2.3×Home value ÷ household income
Est. mortgage
$939/mo20% down, 30-yr at 6.75%
Poverty rate
7.2%Residents below poverty line

A rent burden above 30% is the federal threshold for cost-burdened households, and a price-to-income multiple above 4× is generally considered a stretched housing market. The mortgage figure is principal and interest only — taxes, insurance and HOA dues are extra.

How 51555 compares

ZIP 51555 against the median ZIP in Harrison County and across Iowa.

MeasureZIP 51555County medianState medianvs state
Median household income$77,292$71,159$71,182+9%
Median home value$180,900$150,150$151,550+19%
Median gross rent$761$881$808-6%
Population4,881748935+422%

Medians are computed across the 10 ZIP areas in Harrison County and the 970 ZIP areas in Iowa.

Statewide rank

Where this ZIP places among all 970 Iowa ZIP areas.

Income

richer than 63% of 937 state ZIPs

#350
Home value

above 66% of 922 state ZIPs

#312
Population

larger than 85% of 970 state ZIPs

#148

Comparable ZIP codes

Iowa ZIP areas with almost the same household income.

ZIPCountyIncomeHome valueRent
52056Dubuque County$77,292$168,300
50557Webster County$77,250$119,800$633
52161Winneshiek County$77,250$173,500$715
52637Des Moines County$77,354$183,900$905
52039Dubuque County$77,404$269,900
52248Washington County$77,143$154,600$757

Nearby ZIP codes

Other ZIP codes filed under Harrison County.

ZIP 51555 questions

Common questions about this ZIP code.

Where is ZIP code 51555?
ZIP 51555 lies mostly in Harrison County, Iowa. County assignment follows the largest share of land area, so a ZIP straddling a county line is filed under its dominant county.
What sales tax do I pay in 51555?
Iowa charges 6% statewide, plus any county, city or district rate that applies locally.
Is 51555 expensive to live in?
Median rent runs $761 a month, about 12% of median household income, and the median home is worth $180,900+19% against the typical Iowa ZIP.
Is a ZCTA the same as a postal ZIP code?
Not exactly. The Census builds ZIP Code Tabulation Areas from the ZIP codes of addresses inside each census block, so a ZCTA can differ slightly from the USPS delivery route of the same number, and PO-box-only ZIPs have no ZCTA at all.

Related pages for this area.

Sources & transparency

Every figure on this page is a published estimate for ZIP Code Tabulation Area 51555, except the affordability ratios and mortgage estimate, which we derive from those medians and label as estimates.

Last reviewed December 2024. Figures are published for reference and can change; verify with the source agency before filing or contracting. How we build and check this data.