Housing data for ZIP code 51640

ZIP code 51640 has an estimated 1,381 residents and 690 homes (US Census Bureau, 2020–2024 American Community Survey).

It lies in Fremont County.

20.9% of households rent.

The median gross rent is $729 (±$18) a month.

The median home value is $122,900 (±$26,477).

The median household income is $65,385 (±$11,227) a year.

Figures last updated on .

Residents
1,381 (±238)
Median gross rent
$729
Median home value
$122,900
Households that rent
20.9%

How ZIP code 51640 compares

Estimate (90% margin of error)
ZIP 51640Fremont CountyIowaUnited States
Residents1,381 (±238)6,5143,210,507334,922,499
Housing units690 (±85)3,1251,437,699143,775,355
Households that rent20.9% (±7.1 points)21.7%28.3%34.8%
Median gross rent$729 (±$18)$746$972$1,413
Median home value$122,900 (±$26,477)$154,400$208,000$332,700
Median household income$65,385 (±$11,227)$71,621$75,059$80,734
Median real estate taxes (a year)$1,695 (±$134)$1,868$2,897$3,119
Renters paying 30% or more of income22.6% (±38.4 points)24.6%43.9%51.1%
Built before 198081.4% (±11.4 points)74.8%61.5%49.7%
Average commute23.0 minutes (±3.6)22.3 minutes19.8 minutes26.4 minutes
Households with broadband88.3% (±6.9 points)87.5%88.9%91.0%
Median age of residents43.1 years (±5.5)46.8 years38.6 years38.9 years

In ZIP 51640, median gross rent is not measurably different from Fremont County ($746).

It is also lower than in Iowa ($972).

It is lower than the national figure ($1,413).

Among the 8 ZIP codes in Fremont County with a published estimate, ZIP 51640 ranks 6 from highest to lowest median gross rent.

Among the 8 ZIP codes in Fremont County with a published estimate, ZIP 51640 ranks 6 from highest to lowest median home value.

Among the 9 ZIP codes in Fremont County with a published estimate, ZIP 51640 ranks 6 from highest to lowest median household income.

Rankings use the estimates alone; where margins of error overlap, neighboring ranks may not truly differ.

Rent in ZIP code 51640

Share of rented homes in each gross-rent range, 2020–2024
Monthly gross rentZIP 51640Fremont CountyIowaUnited States
Less than $5003.2% (±6.9 points)23.2%8.4%6.3%
$500 to $99984.2% (±11.0 points)54.0%44.8%20.2%
$1,000 to $1,4997.4% (±6.3 points)15.7%32.3%28.1%
$1,500 to $1,9995.3% (±6.0 points)6.6%9.8%21.1%
$2,000 to $2,4990.0% (±32.9 points)0.0%2.7%12.0%
$2,500 to $2,9990.0% (±32.9 points)0.0%0.6%5.5%
$3,000 or more0.0% (±32.9 points)0.6%1.4%6.8%

The most common range is $500 to $999, paid by 84.2% of renting households.

Rent by bedrooms in ZIP code 51640

Median gross rent by number of bedrooms, estimate (90% margin of error)
BedroomsCensus median
1 bedroom$675 (±$544)
2 bedrooms$720 (±$14)
3 bedrooms$819 (±$148)

Rent burden in ZIP code 51640

Renting households by gross rent as a percentage of household income, 2020–2024
Share of income spent on rentZIP 51640Fremont CountyIowaUnited States
Less than 15%39.3% (±22.3 points)30.3%17.1%12.6%
15% to 19.9%10.7% (±9.6 points)9.5%14.6%12.2%
20% to 24.9%22.6% (±16.0 points)16.1%12.8%12.6%
25% to 29.9%4.8% (±5.7 points)19.5%11.6%11.5%
30% to 34.9%0.0% (±35.6 points)7.4%8.7%9.2%
35% or more22.6% (±14.5 points)17.2%35.2%41.9%

22.6% (±38.4 points) of renting households in ZIP code 51640 spend 30% or more of their income on gross rent.

Home values in ZIP code 51640

Owner-occupied homes by value, 2020–2024
ValueZIP 51640Fremont CountyIowaUnited States
Less than $50,00014.8% (±6.6 points)10.4%6.6%5.3%
$50,000 to $99,99920.2% (±6.9 points)16.7%11.2%6.1%
$100,000 to $149,99921.1% (±8.7 points)21.5%13.8%6.8%
$150,000 to $199,99915.3% (±6.3 points)11.4%16.2%9.0%
$200,000 to $299,99913.1% (±5.6 points)19.6%23.1%17.8%
$300,000 to $499,9999.7% (±5.2 points)12.8%21.3%26.9%
$500,000 to $999,9995.8% (±3.1 points)6.9%6.8%20.9%
$1,000,000 or more0.0% (±8.2 points)0.7%1.1%7.1%

Value is the owner’s own estimate of what the home and lot would sell for, not a sale price or an assessment.

The homes in ZIP code 51640

Housing units by units in structure, 2020–2024
Building typeZIP 51640Fremont CountyIowaUnited States
Single-family, detached93.9% (±3.1 points)88.3%72.2%61.3%
Single-family, attached (townhouse, rowhouse)0.3% (±0.5 points)1.2%4.5%6.2%
2 units3.9% (±2.4 points)1.4%2.1%3.4%
3 or 4 units1.6% (±2.0 points)4.3%3.5%4.3%
5 to 9 units0.0% (±5.6 points)1.3%3.6%4.5%
10 to 19 units0.0% (±5.6 points)0.1%4.0%4.3%
20 or more units0.0% (±5.6 points)0.5%6.9%10.3%
Mobile home0.3% (±0.7 points)2.8%3.2%5.6%
Boat, RV, van, etc.0.0% (±5.6 points)0.0%0.1%0.1%

When the homes in ZIP code 51640 were built

Housing units by year structure built, 2020–2024
Year builtZIP 51640Fremont CountyIowaUnited States
2020 or later0.0% (±5.6 points)0.4%1.7%2.0%
2010 to 20193.9% (±3.5 points)4.5%9.2%9.4%
2000 to 20095.5% (±3.9 points)6.5%10.8%13.6%
1990 to 19995.9% (±3.2 points)7.1%9.6%12.4%
1980 to 19893.2% (±1.8 points)6.6%7.1%12.9%
1970 to 19798.1% (±2.5 points)14.4%14.0%14.2%
1960 to 196910.4% (±4.1 points)8.5%9.7%9.9%
1950 to 195912.2% (±5.5 points)8.0%9.7%9.5%
1940 to 19497.2% (±4.5 points)6.6%4.6%4.4%
1939 or earlier43.5% (±7.5 points)37.3%23.5%11.7%

81.4% of the homes in ZIP code 51640 were built before 1980, so many fall under the federal lead-paint disclosure rules for homes built before 1978.

Heating fuel in ZIP code 51640

Occupied housing units by house heating fuel, 2020–2024
Fuel used mostZIP 51640Fremont CountyIowaUnited States
Utility gas64.8% (±5.9 points)45.0%60.2%46.5%
Fuel oil, kerosene, etc.0.0% (±6.6 points)0.6%0.3%3.9%
Electricity13.9% (±5.5 points)14.7%24.4%41.3%
Bottled or tank gas (propane)18.0% (±3.9 points)36.7%12.6%4.9%
Wood0.0% (±6.6 points)1.5%1.1%1.4%
Solar energy0.0% (±6.6 points)0.0%0.1%0.3%
Coal or coke0.0% (±6.6 points)0.0%0.0%0.1%
Other fuel3.2% (±3.2 points)1.6%0.7%0.5%
No fuel used0.0% (±6.6 points)0.0%0.6%1.2%

How people in ZIP code 51640 get to work

Workers 16 and over by means of transportation to work, 2020–2024
Means of transportationZIP 51640Fremont CountyIowaUnited States
Drove alone84.9% (±5.8 points)80.7%76.0%68.8%
Carpooled6.6% (±4.5 points)6.5%7.8%8.5%
Public transportation0.0% (±6.0 points)0.0%0.7%3.2%
Walked4.3% (±3.7 points)4.4%2.9%2.4%
Other means (bicycle, taxi, motorcycle)0.0% (±6.0 points)0.4%1.4%2.0%
Worked from home4.2% (±2.8 points)8.1%11.3%15.1%

Workers who live in ZIP code 51640 take an average of 23.0 minutes to get to work.

ZIP codes near 51640

Nearest ZIP codes with Census figures, by straight-line distance between their internal points
ZIP codeDistanceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
516506.9 mi$825$54,200$49,06310.8%
644969.1 mi—$206,600$53,02131.8%
6842110 mi$478$113,800$61,60019.4%
5165210 mi$813$134,800$82,20018.8%
5164811 mi$830$164,000$59,76619.1%
6841012 mi$953$182,900$71,64021.9%
5163912 mi$725$157,300$84,68825.7%
6837913 mi——$41,25023.3%

Crime reported to police in Fremont County

In 2025, the police departments that report for Fremont County recorded 388 violent and 590 property crimes per 100,000 residents.

The FBI publishes crime by police department, not by ZIP code, so this is the figure for the county as a whole.

ZIP code 51640 is reported as ZIP Code Tabulation Area 51640: the Census Bureau’s area built from census blocks to match the ZIP code’s delivery area as closely as it can.

Survey years: 2020–2024 (American Community Survey 5-year estimates).

Margins of error are at the 90% confidence level.

What you can do on Seayora in ZIP 51640

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Questions about ZIP 51640

What is the median rent in ZIP code 51640?

The median gross rent in ZIP Code Tabulation Area 51640 is $729 (±$18) a month (2020–2024 American Community Survey).

What is the median home value in ZIP code 51640?

The median value of owner-occupied homes in ZIP code 51640 is $122,900 (±$26,477) (2020–2024 American Community Survey).

What is the median household income in ZIP code 51640?

The median household income in ZIP code 51640 is $65,385 (±$11,227) a year (2020–2024 American Community Survey).

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for ZCTA5 51640 (zip code tabulation area:51640).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0134E, DP04_0134M, DP04_0089E, DP04_0089M, DP03_0062E, DP03_0062M, DP04_0047PE, DP04_0047PM

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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