Postal Codes

51449 ZIP Code

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ZIP code 51449 covers Lake City, Iowa, with a population of about 1,951 and a median household income of $66,750.

Population
1,95122 per square mile
Median age
48.19.4 points above the US average
Median household income
$66,7509% below the Iowa median
Poverty rate
11.1%1.3 points below the US average
Typical home value
$157,449up 37.8% in five years
Median rent
$76120% below the Iowa median
Degree or higher
18.2%16.8 points below the US average
Homeownership
79.5%14.5 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
75

Where 51449 is

Lake City, Iowa — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population1,951
Median age48.1
Family households68.4%
Born outside the US0.3%
Speaks a language other than English at home1.5%
White (non-Hispanic)90.3%
Black (non-Hispanic)0.1%
Asian (non-Hispanic)0.1%
Hispanic or Latino3.3%
Veterans5.2%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$66,750
Income per person$40,302
Poverty rate11.1%
Households on SNAP or cash assistance9.5%

Household income distribution

Under $10k2.9%
$10–15k1.9%
$15–20k4.7%
$20–25k6.7%
$25–30k0.9%
$30–35k4.6%
$35–40k3.7%
$40–45k7.7%
$45–50k2.4%
$50–60k8.7%
$60–75k9.1%
$75–100k18.8%
$100–125k11.3%
$125–150k8.6%
$150–200k3.9%
$200k or more4.2%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed870
Mean adjusted gross income$81,948
Returns declaring $200,000 or more6.9%
Returns, under $25k23.0%
Returns, $25k–$50k24.1%
Returns, $50k–$75k17.2%
Returns, $75k–$100k13.8%
Returns, $100k–$200k14.9%
Returns, $200k or more6.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$119,300
Median gross rent$761
Rent as a share of household income20.8%
Owner-occupied79.5%
Vacant homes13.1%
Median year built1954

What the homes are

Detached house86.2%
Attached house0.7%
2 to 4 units2%
5 to 19 units6.9%
Mobile home4.3%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$157,449as of 2026-07
Typical home value, 1 yearup 14.4%
Typical home value, 5 yearsup 37.8%
Typical home value, 10 yearsup 92.9%
Typical home value since 2000
200920172026$157,449$66,822

$66,822 in 2009 to $157,449 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.5%
Bachelor's degree or higher18.2%
High school diploma or higher94.1%
Works from home4.1%
Drives to work alone81.8%
Takes public transport1%
Commutes 45 minutes or more4%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity39.2% 5.8 pts above the national average of 33.4%
Diagnosed diabetes12.8% 0.8 pts above the national average of 12%
Currently smokes15.2% 2 pts above the national average of 13.2%
High blood pressure38.7% 4.6 pts above the national average of 34.1%
Fair or poor general health18.9% 1.4 pts below the national average of 20.3%
No health insurance (18–64)6.4% 4.9 pts below the national average of 11.3%
Depression20% 1.9 pts below the national average of 21.9%
No leisure-time physical activity27.1% 1.7 pts above the national average of 25.4%
Arthritis32.7% 7.6 pts above the national average of 25.1%
Binge drinking17.9% 1.9 pts above the national average of 16%
Taking blood pressure medication82.1% 7.4 pts above the national average of 74.7%
Cancer (non-skin)11.3% 3.6 pts above the national average of 7.7%
Current asthma10% same as the national average of 10.4%
Coronary heart disease8.4% 2.2 pts above the national average of 6.2%
Routine check-up in past year79.9% 3.2 pts above the national average of 76.7%
Cholesterol screening86.9% 1 pts above the national average of 85.9%
Cognitive disability13.3% 1.5 pts below the national average of 14.8%
Colorectal screening68.9% 4.6 pts above the national average of 64.3%
COPD8.5% 1.9 pts above the national average of 6.6%
Visited a dentist67.2% 5.9 pts above the national average of 61.3%
Any disability31% same as the national average of 30.7%
Lacks emotional support22.5% 2.3 pts below the national average of 24.8%
Food insecurity10.4% 6.7 pts below the national average of 17.1%
Received food stamps8.9% 5.4 pts below the national average of 14.3%
Hearing disability9.5% 2.8 pts above the national average of 6.7%
High cholesterol39.3% 3.1 pts above the national average of 36.2%
Housing insecurity7.9% 5.9 pts below the national average of 13.8%
Independent living disability8% same as the national average of 8.4%
Lacks transport6% 3.2 pts below the national average of 9.2%
Loneliness30.3% 4.1 pts below the national average of 34.4%
Mammography use77.2% 1.3 pts above the national average of 75.9%
Poor mental health (14+ days)15.5% 1.3 pts below the national average of 16.8%
Mobility disability15.5% 1.5 pts above the national average of 14%
Poor physical health (14+ days)14% 0.5 pts above the national average of 13.5%
Self-care disability3.8% same as the national average of 4%
Utility shut-off threat5.5% 3.3 pts below the national average of 8.8%
Sleeps under 7 hours30.8% 5.6 pts below the national average of 36.4%
Stroke4.1% 0.7 pts above the national average of 3.4%
All natural teeth lost15.5% 2.5 pts above the national average of 13%
Vision disability4.6% 1 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments75
People employed832
Annual payroll$36,730,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 94.7% of US census tracts
FEMA ratingRelatively High
Expected annual loss92.8 out of 100
Community resilience82.6 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Hail99.7Very High at its worst in this ZIP code
Drought99.5Relatively High at its worst in this ZIP code
Tornado99.2Very High at its worst in this ZIP code
Strong wind99Very High at its worst in this ZIP code
Winter weather95Relatively High at its worst in this ZIP code
Cold wave94.7Relatively High at its worst in this ZIP code
Ice storm86.2Relatively High at its worst in this ZIP code
Landslide80.8Relatively Low at its worst in this ZIP code
River flooding76Relatively High at its worst in this ZIP code
Lightning66.2Relatively Moderate at its worst in this ZIP code
Wildfire65.8Relatively Low at its worst in this ZIP code
Hurricane38.2Very Low at its worst in this ZIP code
Heat wave19.2Relatively Low at its worst in this ZIP code
Earthquake17.6Very Low at its worst in this ZIP code
Compared with Iowa and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPIowaUnited States
Median household income$66,750$73,147$78,538
Income per person$40,302$39,728$43,289
Poverty rate11.1%11%12.4%
Median home value$119,300$195,900$303,400
Median gross rent$761$949$1,348
Homeownership79.5%71.5%65%
Bachelor's degree or higher18.2%30.9%35%
Unemployment rate1.5%3.6%5.2%
Works from home4.1%10.4%13.5%
Born outside the US0.3%5.7%13.9%
Median age48.138.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationROCKWELL CITY, IA US17 km away
Rain in a year34 in
Snow in a year32 in

Average high and low by month

January26.5°F / 8.4°F0.76 in rain, 7.4 in snow
February31.4°F / 12.3°F0.99 in rain, 7.6 in snow
March45.1°F / 24.4°F1.99 in rain, 4.9 in snow
April59.2°F / 35.6°F3.76 in rain, 1.9 in snow
May70°F / 48.7°F5.02 in rain
June79.6°F / 59.5°F5.04 in rain
July82.9°F / 62.9°F3.54 in rain
August80.7°F / 60.5°F4.53 in rain
September75°F / 51.1°F2.95 in rain
October62.2°F / 38.4°F2.35 in rain, 0.6 in snow
November45.8°F / 25.4°F1.48 in rain, 2.4 in snow
December32°F / 14.8°F1.34 in rain, 7.3 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

South Central Calhoun Community School District98.4% of this ZIP code's land area
Carroll Community School District1.6% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability22more vulnerable than 22% of US census tracts
Socioeconomic status10more vulnerable than 10% of US census tracts
Household characteristics40more vulnerable than 40% of US census tracts
Racial and ethnic minority status14more vulnerable than 14% of US census tracts
Housing type and transport52more vulnerable than 52% of US census tracts
Walkability5.7 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

51433 Auburn, IA10.3 km away
51451 Lanesboro, IA10.5 km away
51453 Lohrville, IA15.6 km away
51452 Lidderdale, IA16.3 km away
50579 Rockwell City, IA16.9 km away
50561 Lytton, IA19.4 km away
51443 Glidden, IA23.3 km away
51436 Breda, IA23.5 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Calhoun County87.8% of this ZIP code's land area
Carroll County12.2% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area89.68 sq mi
Water area0.55 sq mi
Population density22 people per sq mi
Latitude, longitude42.2705, -94.7458

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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