Skip to content
ZipNumbers

Clay County · Iowa

ZIP code 51333

Population, income, housing costs and the sales tax rate charged on purchases inside ZIP 51333 — Census 2019-2023 ACS 5-year, no modelled estimates.
Population
395

ZCTA residents

Median income
$96,563

Household, past 12 months

Median home
$181,600

Owner-occupied value

Sales tax
6%

Iowa state rate

Quick answer

ZIP 51333 sits in Clay County, Iowa and is home to 395 people. Median household income is $96,563, the median home is worth $181,600 and median gross rent is $985. 86.9% of households own their home, and purchases are taxed at 6% (Iowa state rate).

County
Clay County

FIPS 19041

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 51333

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

Population
395ZIP 51333 residents
Median household income
$96,563Past 12 months, inflation adjusted
Median home value
$181,600Owner-occupied units
Median gross rent
$985Rent plus utilities, monthly
Median age
52.3 yrsAll residents
Homeownership rate
86.9%Owner-occupied households

Sales tax in 51333

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
1.9×Home value ÷ household income
Est. mortgage
$942/mo20% down, 30-yr at 6.75%
Poverty rate
4.3%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 51333 compares

ZIP 51333 against the median ZIP in Clay County and across Iowa.

MeasureZIP 51333County medianState medianvs state
Median household income$96,563$73,672$71,182+36%
Median home value$181,600$120,850$151,550+20%
Median gross rent$985$800$808+22%
Population395396935-58%

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

Statewide rank

Where this ZIP places among all 970 Iowa ZIP areas.

Income

richer than 88% of 937 state ZIPs

#108
Home value

above 67% of 922 state ZIPs

#307
Population

larger than 24% of 970 state ZIPs

#739

Comparable ZIP codes

Iowa ZIP areas with almost the same household income.

ZIPCountyIncomeHome valueRent
51565Shelby County$96,667$117,300$834
50106Marshall County$96,711$112,000$650
52003Dubuque County$96,714$261,500$953
50235Greene County$96,875$192,900$750
50210Warren County$96,250$314,100$1,250
51045Plymouth County$96,250$155,000

Nearby ZIP codes

Other ZIP codes filed under Clay County.

ZIP 51333 questions

Common questions about this ZIP code.

Where is ZIP code 51333?
ZIP 51333 lies mostly in Clay 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 51333?
Iowa charges 6% statewide, plus any county, city or district rate that applies locally.
Is 51333 expensive to live in?
Median rent runs $985 a month, about 12% of median household income, and the median home is worth $181,600+20% 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 51333, 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.