Get API Key →
US ZIP Code Profile

ZIP Code 51510
Carter Lake, Iowa

ZIP code 51510 is in Carter Lake, located in Pottawattamie County, Iowa, within the Omaha-Council Bluffs metro area. Its 2020 Census population was 3,791. The estimated median adjusted gross income per tax return is $44,722, and about 4% of filers report $200,000 or more.

2020 Population
3,791
Census ZCTA
County
Pottawattamie
FIPS 19155
Median income (est.)
$44,722
IRS SOI 2022
Land Area
1.794 mi²
+ 0.223 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityCarter Lake, IA
CountyPottawattamie County (FIPS 19155)
StateIowa (FIPS 19)
Metro Area (MSA)Omaha-Council Bluffs, NE-IA Metro Area (36540)
Census Region / DivisionMidwest Region · West North Central Division
Coordinates41.288532, -95.91687
Land / Water Area1.794 mi² land · 0.223 mi² water

02Income & Economics

Distribution of the 1,610 individual tax returns filed in 51510 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
28.0%
$25K–$50K
28.0%
$50K–$75K
16.2%
$75K–$100K
9.9%
$100K–$200K
14.3%
$200K+
3.7%
The $200,000+ bracket accounts for 22% of 51510's total adjusted gross income, from 4% of returns — a concentration that drives the gap between the median ($44,722) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 51510's IRS income metrics, 2020–2022.

Median income (2021→2022)
$44,722
▲ 6.6%
Filers earning $200K+
3.7%
▲ 0.5 pt
Total filers
1,610
▲ 2.5%
GET /zipc/v2/zipcodes/51510/soi?year=… $39K 2020 $42K 2021 $45K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 51510 ZCTA.

2000
3,248
 
2010
3,785
▲ +16.5%
2020
3,791
▲ +0.2%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 51510. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 51510

Carter Lake and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 51510 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypeNon-Postal Community Name, former postal facility or place name
Carrier Route SortD
USPS Finance Number189999
City AliasesCarter Lake

07Frequently Asked Questions

What county is ZIP code 51510 in?

ZIP code 51510 is in Pottawattamie County, Iowa (county FIPS code 19155).

What city is ZIP code 51510?

The primary USPS city for 51510 is Carter Lake, IA.

What metro area (MSA) is 51510 in?

51510 is part of the Omaha-Council Bluffs, NE-IA Metro Area (MSA code 36540).

What is the population of ZIP code 51510?

The 2020 Census population of 51510 was 3,791 residents.

What is the median income in ZIP code 51510?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 51510 is about $44,722, with around 4% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.