PlainZIP

Silver City, IA · standard

ZIP Code 51571

Mills County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

649
5/sq mi
$95,250
Median income
$221,400
Median home value
30.4%
Bachelor's or higher

The verdict

Silver City pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.

Top 22%
household income, US ZIPs
Top 50%
home value, US ZIPs
5
people per sq mi
83%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 51571 against every reporting US ZIP.

ZIP code 51571 is a sparsely populated ZIP (a standard USPS delivery area) in Silver City, Mills County, Iowa, home to just 649 residents across 120.2 square miles, a density of 5 people per square mile, in the Chicago time zone.

ZIP 51571 lands in the middle-income range, with a median household income of $95,250 (24% above the Iowa average), while per-capita income is $41,199. 11.1% of residents live below the poverty line, and the unemployment rate reads 2.7%. The typical home here is valued at $221,400 (26% above the state average); renters pay a median of $1,130 monthly, and 82.7% of units are owner-occupied.

A solid share of residents have a four-year degree: 30.4% of adults hold a bachelor's degree or higher, the median age is 38.2, and the average commute is -. To put 51571 in local context, 4 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Mills County, for a geography-aware comparison.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 51571, Silver City, IA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

649

Population

120.2

Area (sq mi)

5

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 51571?

38.2

Median Age

54.3%

Male

45.7%

Female

3.0%

Foreign-Born

White 92.6%
African American 4.0%
Asian 3.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.4%
Hispanic or Latino 0.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$95,250

Median Household Income

+24% vs state

$41,199

Per Capita Income

11.1%

Poverty Rate

2.7%

Unemployment Rate

How ZIP 51571 ranks nationally

Silver City, IA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$95,250 Top 22% higher than 78% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 63.3%
Bachelor's Degree or Higher 30.4%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

328

Total Housing Units

271

Occupied Units

57

Vacant Units

3.33

Avg Household Size

Occupancy Type

Owner 82.7%
Renter 17.3%

$221,400

Median Home Value

+26% vs state

$1,130

Median Rent

1944

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 8 business establishments in ZIP 51571, employing approximately 15 people with a combined annual payroll of $648,000.

8

Businesses

15

Employees

$648K

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Construction 3 37.5%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 51571 vs 51554 →

ZIP 51571 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 51571 ranks #3 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 51571 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 51571 ranks #3 of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
51554 Mineola, IA 187 3.8 mi
51575 Treynor, IA 1,616 6.7 mi
51534 Glenwood, IA 9,236 9.0 mi
51540 Hastings, IA 449 10.1 mi

More ZIP Codes in Mills County

51534 standard
Glenwood, IA
Pop: 9,236
51551 standard
Malvern, IA
Pop: 1,828
51561 standard
Pacific Junction, IA
Pop: 1,455
51533 standard
Emerson, IA
Pop: 895
51540 standard
Hastings, IA
Pop: 449
51541 standard
Henderson, IA
Pop: 363

Related Areas

Mills County Silver City, IA Iowa

Frequently Asked Questions

What county is ZIP code 51571 in? ▼
ZIP code 51571 (Silver City) is located in Mills County, Iowa. Mills County contains multiple ZIP codes, see the full list at /counties/mills-ia.
What is the population of ZIP code 51571? ▼
ZIP code 51571 in Silver City, IA has a population of 649 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 51571? ▼
The median household income in ZIP 51571 is $95,250, which is 25% above the national average of $76,288.
What is the average home value in ZIP 51571? ▼
The median home value in ZIP 51571 is $221,400, which is 20% below the national average of $278,155.
What is the demographic makeup of ZIP 51571? ▼
The largest racial group in ZIP 51571 is White at 92.6%.
How many businesses are in ZIP code 51571? ▼
ZIP code 51571 has 8 business establishments employing approximately 15 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 51571? ▼
In ZIP code 51571, 63.3% of residents aged 25+ have a high school diploma or higher, and 30.4% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 51571? ▼
In ZIP code 51571, approximately 82.7% of occupied housing units are owner-occupied and 17.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 51571? ▼
The poverty rate in ZIP code 51571 is 11.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.