What city is ZIP code 51577?

51577 is a Walnut, Iowa ZIP code.

What county is 51577 in?

ZIP code 51577 is in Pottawattamie County, Iowa.

What time zone is ZIP code 51577 in?

51577 is in the Central Time zone (America/Chicago).

What area code is 51577?

Phone numbers in ZIP code 51577 use area code 712.

What is the population of ZIP code 51577?

About 1,561 people live in ZIP code 51577, according to the Census Bureau’s American Community Survey (2020–2024).

What is the median income in 51577?

The median household income in 51577 is $71,518 a year, lower than 57% of Iowa ZIP codes.

What ZIP codes are near 51577?

The nearest ZIP codes to 51577 are 51552 (Marne, 6.3 miles), 51521 (Avoca, 7 miles), 51593 (Harlan, 7.9 miles) and 51536 (Hancock, 8.5 miles).

ZIP code 51577

Where is ZIP code 51577?

Walnut, Iowa

Pottawattamie County · Standard ZIP code

ZIP code 51577 belongs to Walnut, Iowa in Pottawattamie County. 51577 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area code 712. About 1,561 people live in the 51577 area, where the median household income is $71,518. The closest ZIP codes are 51552 (Marne, 6.3 mi east), 51521 (Avoca, 7 mi west) and 51593 (Harlan, 7.9 mi west).

ZIP code	51577
Type	Standard ZIP code for street addresses and PO Boxes
Status	Active
City	Walnut
State	Iowa (IA)
County	Pottawattamie County
Time zone	Central Time · now
Area code	712
Coordinates	41.4623, -95.218 map
3-digit prefix	515

Population and income in 51577

Population	1,561 · higher than 65% of Iowa ZIP codes
People per square mile	19 · lower than 56% of Iowa ZIP codes
Median age	64.9 years · higher than 98% of Iowa ZIP codes
Men / women	44% / 56%
Median household income	$71,518 · lower than 57% of Iowa ZIP codes
Income per person	$31,949
Below the poverty line	10%
Bachelor’s degree or higher	17% of adults 25+
Median home value	$134,100 · lower than 66% of Iowa ZIP codes
Median rent	$874 a month
Housing units	460
Households	406 (2.27 people on average)
Owners / renters	77% / 23%
Land area	83.56 sq mi (plus 0.02 sq mi of water)

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 51577. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.

ZIP codes near 51577

ZIP code	City	Distance	Type
51552	Marne, IA	6.3 mi E	Standard
51521	Avoca, IA	7 mi W	Standard
51593	Harlan, IA	7.9 mi W	PO Box only
51536	Hancock, IA	8.5 mi SW	Standard
51531	Elk Horn, IA	11.3 mi NE	Standard
50022	Atlantic, IA	11.6 mi E	Standard
51570	Shelby, IA	12.8 mi NW	Standard
51560	Oakland, IA	13.3 mi SW	Standard
51537	Harlan, IA	13.4 mi N	Standard
51544	Lewis, IA	14 mi SE	Standard
50042	Brayton, IA	14.1 mi NE	Standard
51543	Kimballton, IA	14.6 mi NE	Standard

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 51577 or measure the distance to another ZIP code.

How to address mail to 51577

JANE SMITH
123 MAIN ST
WALNUT IA 51577

Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (51577-XXXX) helps mail sort faster but isn’t required.

Questions

What city is ZIP code 51577?: 51577 is a Walnut, Iowa ZIP code.
What county is 51577 in?: ZIP code 51577 is in Pottawattamie County, Iowa.
What time zone is ZIP code 51577 in?: 51577 is in the Central Time zone (America/Chicago).
What area code is 51577?: Phone numbers in ZIP code 51577 use area code 712.
What is the population of ZIP code 51577?: About 1,561 people live in ZIP code 51577, according to the Census Bureau’s American Community Survey (2020–2024).
What is the median income in 51577?: The median household income in 51577 is $71,518 a year, lower than 57% of Iowa ZIP codes.
What ZIP codes are near 51577?: The nearest ZIP codes to 51577 are 51552 (Marne, 6.3 miles), 51521 (Avoca, 7 miles), 51593 (Harlan, 7.9 miles) and 51536 (Hancock, 8.5 miles).