Gravel Switch, KY · standard
ZIP Code 40328
Marion County, Kentucky - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,065
- 8/sq mi Low-density area
- $44,770
- Median income Below-median income area
- $95,600
- Median home value Below-median home value
- 2.6%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Gravel Switch pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 9th pct
- household income, US ZIPs
- 8th pct
- home value, US ZIPs
- 8
- people per sq mi
- 91%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 40328 against every reporting US ZIP.
ZIP code 40328 is a sparsely populated ZIP (a standard USPS delivery area) in Gravel Switch, Marion County, Kentucky, home to just 1,065 residents across 126.8 square miles, a density of 8 people per square mile, in the New York time zone.
ZIP 40328 reports a modest median household income of $44,770 (25% below the average Kentucky ZIP), while per-capita income is $23,081. The poverty rate is 17.4%, with unemployment at 8.9%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $95,600 (40% below the average Kentucky ZIP), and median rent is $684; owner occupancy is 90.8%.
Formal educational attainment runs low here: just 2.6% of adults hold a bachelor's degree or higher, the median age is 51.8, and the average commute is -. The page also surfaces 3 ZIP codes within roughly 10 miles and 6 more in Marion County, so 40328 can be compared with both its immediate and county-level context.
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 40328, Gravel Switch, KY · 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
1,065
Population
126.8
Area (sq mi)
8
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 40328?
51.8
Median Age
50.1%
Male
49.9%
Female
0.9%
Foreign-Born
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?
$44,770
Median Household Income
-25% vs state ZIP avg
$23,081
Per Capita Income
17.4%
Poverty Rate
8.9%
Unemployment Rate
How ZIP 40328 ranks among Kentucky ZIPs
Gravel Switch, KY household income vs. every Kentucky ZIP code
Median household income among 646 reporting Kentucky ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$44,770 25th percentile higher than 25% of 646 Kentucky ZIPs
Each bar is a $20K-wide band; taller bars hold more Kentucky 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
561housing units
561
Total Housing Units
381
Occupied Units
180
Vacant Units
2.53
Avg Household Size
Occupancy Type
$95,600
Median Home Value
-40% vs state ZIP avg
$684
Median Rent
1984
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 40328, employing approximately 18 people with a combined annual payroll of $313,000.
8
Businesses
18
Employees
$313K
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 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 40328 vs 40464 →
ZIP 40328 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 40468
Perryville (40468)
1,807 residents
- 40464
Parksville (40464)
1,114 residents
- 40328
Gravel Switch (40328)
1,065 residents
- 40009
Bradfordsville (40009)
1,051 residents
What this shows Among its immediate neighbors, ZIP 40328 ranks #3 by population - useful context the national average alone can't give.
ZIP 40328 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 40464
Parksville (40464)
$66,932 median income
- 40468
Perryville (40468)
$64,081 median income
- 40009
Bradfordsville (40009)
$63,889 median income
- 40328
Gravel Switch (40328)
$44,770 median income
What this shows By household income, ZIP 40328 ranks #4 of 4 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 40328, both outside KY so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,065 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Marion County
Related Areas
Frequently Asked Questions
What county is ZIP code 40328 in?
ZIP code 40328 (Gravel Switch) is located in Marion County, Kentucky. Marion County contains multiple ZIP codes, see the full list at /counties/marion-ky.
What is the population of ZIP code 40328?
ZIP code 40328 in Gravel Switch, KY has a population of 1,065 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 40328?
The median household income in ZIP 40328 is $44,770, which is 41% below the national average of $76,288.
What is the average home value in ZIP 40328?
The median home value in ZIP 40328 is $95,600, which is 66% below the national average of $278,155.
What is the demographic makeup of ZIP 40328?
The largest racial group in ZIP 40328 is White at 93.7%. Hispanic or Latino residents make up 2.2% of the population.
How many businesses are in ZIP code 40328?
ZIP code 40328 has 8 business establishments employing approximately 18 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 40328?
In ZIP code 40328, 63.8% of residents aged 25+ have a high school diploma or higher, and 2.6% 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 40328?
In ZIP code 40328, approximately 90.8% of occupied housing units are owner-occupied and 9.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 40328?
The poverty rate in ZIP code 40328 is 17.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 40328's numbers, next.
- See how ZIP 40328 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Gravel Switch, KY ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.