PlainZIP

Vermillion, KS · standard

ZIP Code 66544

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

337
2/sq mi
$97,212
Median income
$75,800
Median home value
19.1%
Bachelor's or higher

The verdict

Vermillion pairs an upper-quartile household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.

Top 21%
household income, US ZIPs
4th pct
home value, US ZIPs
2
people per sq mi
85%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 66544 against every reporting US ZIP.

ZIP code 66544 is a sparsely populated ZIP (a standard USPS delivery area) in Vermillion, Marshall County, Kansas, home to just 337 residents across 224.7 square miles, a density of 2 people per square mile, in the Chicago time zone.

ZIP 66544 lands in the middle-income range, with a median household income of $97,212 (35% above the Kansas average), while per-capita income is $49,752. Poverty here runs at 4.2%, with unemployment measured at 0.0%. The typical home here is valued at $75,800 (53% below the state average); renters pay a median of $773 monthly, and 84.5% of units are owner-occupied.

Educational attainment sits below the national norm: 19.1% of adults hold a bachelor's degree or higher, the median age is 55.6, and the average commute is -. To put 66544 in local context, 1 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Marshall 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 66544, Vermillion, KS · 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

337

Population

224.7

Area (sq mi)

2

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 66544?

55.6

Median Age

47.4%

Male

52.6%

Female

0.3%

Foreign-Born

White 99.3%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.7%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.0%
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?

$97,212

Median Household Income

+35% vs state

$49,752

Per Capita Income

4.2%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 66544 ranks nationally

Vermillion, KS household income vs. every US ZIP code

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

$97,212 Top 21% higher than 79% 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 56.8%
Bachelor's Degree or Higher 19.1%

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

What does housing look like?

143

Total Housing Units

129

Occupied Units

14

Vacant Units

2.22

Avg Household Size

Occupancy Type

Owner 84.5%
Renter 15.5%

$75,800

Median Home Value

-53% vs state

$773

Median Rent

1938

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 11 business establishments in ZIP 66544, employing approximately 41 people with a combined annual payroll of $1,902,000.

11

Businesses

41

Employees

$1.9M

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Construction 3 27.3%

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 66544 vs 66415 →

ZIP Code City Population Distance
66415 Centralia, KS 885 7.1 mi

More ZIP Codes in Marshall County

66508 standard
Marysville, KS
Pop: 4,375
66411 standard
Blue Rapids, KS
Pop: 1,292
66427 standard
Frankfort, KS
Pop: 1,281
66548 standard
Waterville, KS
Pop: 961
66403 standard
Axtell, KS
Pop: 757
66406 standard
Beattie, KS
Pop: 421

Related Areas

Marshall County Vermillion, KS Kansas

Frequently Asked Questions

What county is ZIP code 66544 in? ▼
ZIP code 66544 (Vermillion) is located in Marshall County, Kansas. Marshall County contains multiple ZIP codes, see the full list at /counties/marshall-ks.
What is the population of ZIP code 66544? ▼
ZIP code 66544 in Vermillion, KS has a population of 337 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 66544? ▼
The median household income in ZIP 66544 is $97,212, which is 27% above the national average of $76,288.
What is the average home value in ZIP 66544? ▼
The median home value in ZIP 66544 is $75,800, which is 73% below the national average of $278,155.
What is the demographic makeup of ZIP 66544? ▼
The largest racial group in ZIP 66544 is White at 99.3%.
How many businesses are in ZIP code 66544? ▼
ZIP code 66544 has 11 business establishments employing approximately 41 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 66544? ▼
In ZIP code 66544, 56.8% of residents aged 25+ have a high school diploma or higher, and 19.1% 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 66544? ▼
In ZIP code 66544, approximately 84.5% of occupied housing units are owner-occupied and 15.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 66544? ▼
The poverty rate in ZIP code 66544 is 4.2% 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.