PlainZIP

Martelle, IA · standard

ZIP Code 52305

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

629
9/sq mi
$94,452
Median income
$165,000
Median home value
26.7%
Bachelor's or higher

The verdict

Martelle pairs an upper-quartile household income with below-median home values, in a rural, homeowner-dominated area.

Top 23%
household income, US ZIPs
32th pct
home value, US ZIPs
9
people per sq mi
83%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 52305 against every reporting US ZIP.

ZIP code 52305 is a sparsely populated ZIP (a standard USPS delivery area) in Martelle, Jones County, Iowa, home to just 629 residents across 73.1 square miles, a density of 9 people per square mile, in the Chicago time zone.

ZIP 52305 lands in the middle-income range, with a median household income of $94,452 (23% above the Iowa average), while per-capita income is $42,077. 11.4% of residents live below the poverty line, and the unemployment rate reads 5.5%. On housing, the median home value is $165,000 (6% below the state average) with median rent at $825 per month, and 82.5% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 26.7% of adults hold a bachelor's degree or higher, the median age is 33.6, and the average commute is 28 minutes. We also surface 6 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Jones County, so you can benchmark 52305 against its immediate geography rather than a national average alone.

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 52305, Martelle, 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

629

Population

73.1

Area (sq mi)

9

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 52305?

33.6

Median Age

57.8%

Male

42.2%

Female

0.1%

Foreign-Born

White 93.5%
African American 0.5%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.9%
Hispanic or Latino 2.8%

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?

$94,452

Median Household Income

+23% vs state

$42,077

Per Capita Income

11.4%

Poverty Rate

5.5%

Unemployment Rate

27.8 min

Mean Commute Time

How ZIP 52305 ranks nationally

Martelle, IA household income vs. every US ZIP code

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

$94,452 Top 23% higher than 77% 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 55.7%
Bachelor's Degree or Higher 26.7%

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

What does housing look like?

315

Total Housing Units

315

Occupied Units

0

Vacant Units

2.90

Avg Household Size

Occupancy Type

Owner 82.5%
Renter 17.5%

$165,000

Median Home Value

-6% vs state

$825

Median Rent

1952

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 10 business establishments in ZIP 52305, employing approximately 51 people with a combined annual payroll of $2,025,000.

10

Businesses

51

Employees

$2.0M

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Construction 3 30.0%

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 52305 vs 52312 →

ZIP 52305 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 52305 ranks #6 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 52305 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 52305 ranks #3 of 7 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
52312 Morley, IA 115 4.9 mi
52253 Lisbon, IA 3,192 8.5 mi
52336 Springville, IA 2,363 6.2 mi
52205 Anamosa, IA 8,682 7.4 mi
52314 Mount Vernon, IA 5,865 8.2 mi
52306 Mechanicsville, IA 1,754 9.4 mi

More ZIP Codes in Jones County

52205 standard
Anamosa, IA
Pop: 8,682
52310 standard
Monticello, IA
Pop: 6,431
52320 standard
Olin, IA
Pop: 1,203
52362 standard
Wyoming, IA
Pop: 1,041
52323 standard
Oxford Junction, IA
Pop: 867
52321 standard
Onslow, IA
Pop: 404

Related Areas

Jones County Martelle, IA Iowa

Frequently Asked Questions

What county is ZIP code 52305 in? ▼
ZIP code 52305 (Martelle) is located in Jones County, Iowa. Jones County contains multiple ZIP codes, see the full list at /counties/jones-ia.
What is the population of ZIP code 52305? ▼
ZIP code 52305 in Martelle, IA has a population of 629 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 52305? ▼
The median household income in ZIP 52305 is $94,452, which is 24% above the national average of $76,288.
What is the average home value in ZIP 52305? ▼
The median home value in ZIP 52305 is $165,000, which is 41% below the national average of $278,155.
What is the demographic makeup of ZIP 52305? ▼
The largest racial group in ZIP 52305 is White at 93.5%. Hispanic or Latino residents make up 2.8% of the population.
How many businesses are in ZIP code 52305? ▼
ZIP code 52305 has 10 business establishments employing approximately 51 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 52305? ▼
In ZIP code 52305, 55.7% of residents aged 25+ have a high school diploma or higher, and 26.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 52305? ▼
The mean commute time for workers in ZIP code 52305 is 27.8 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 52305? ▼
In ZIP code 52305, approximately 82.5% of occupied housing units are owner-occupied and 17.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 52305? ▼
The poverty rate in ZIP code 52305 is 11.4% 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.