Data Last Updated: July 1, 2025

Nelson County, KY ZIP Codes

ZIP Codes: Shows how many general ZIP Codes, PO Boxes, Unique (Business), and Multi County ZIP Codes are associated with Nelson, KY.	11 ZIP Codes (7 General, 2 PO Box, 0 Unique, & 2 Multi County) [More Details]
Area Codes: The Telephone Area Codes that are associated with Nelson, KY. Area Codes are used in the North American Numbering Plan (NANP) to facilitate phone routing. There are approximately 350 area codes in use in the United States.	502, 859
Timezone: Time zone designation within the U.S. Please note that not all areas in the U.S. observe daylight saving time which can affect actual local time for this city. There are 7 standard time zones which are, from west to east: Hawaii-Aleutian, Alaska, Pacific, Mountain, Central, Eastern, Atlantic. Also included in U.S. Territories are Samoa, Guam and Palau.	Eastern
Local Time: The current local time for each timezone. If more than 1 time zone for this area, all local times will be shown. Counties can cross timezones, so more than 1 may be shown.	12:00:00 AM
Population: The population of Nelson, KY from the U.S. Census 2020. Included are U.S. Citizens, permanent residents, temporary migrants, and undocumented individuals. The total population represents people who live in the city, not just those present while the Census was being completed.	46,738 [More Details]
FIPS: FIPS stands for Federal Information Processing Standards, which are a set of publicly announced standards for computer systems. A county FIPS code is a unique numeric identifier for a county in the United States, assigned by the National Institute of Standards and Technology (NIST). County FIPS codes have five digits, with the first two digits identifying the state and the last 3 indicating the county.	21179
CBSA: A Core Based Statistical Area (CBSA) is the recognized term for a region that functions around an urban core with a population of at least 10,000 people, according to the standards set by the Office of Management and Budget (OMB) in 2000. A CBSA is divided into two subsets: Metro and Micro, and these classifications are determined by population density. A Micro area is identified by a population ranging between 10,000 to 50,000, while a Metro area is defined as having a population that exceeds 50,000.	Louisville/Jefferson County, KY-IN
Land Area: The approximate amount of land area covered by Nelson, KY in square miles. The Land Area provided by the Census Bureau is based on geographic boundaries that include the mainland, islands, inland, coastal, Great Lakes, and territorial waters associated with each city.	419 square miles
Water Area: The approximate amount of water area covered by Nelson, KY in square miles. Calculations by the Census Bureau for Water Area take into account inland bodies of water, coastal regions, Great Lakes, and territorial sea waters. This encompasses features such as lakes, reservoirs, rivers, and coastal water bodies.	5 square miles
Coordinates: The latitude/longitude centroid coordinates for Nelson County, KY.	-85.465957, 37.805156
Quick Link: Copy the direct link to the Nelson, KYCounty page and use anywhere you like!	https://www.zip-codes.com/county/ky-nelson.asp

Nelson, KY ZIP Code Boundaries

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Nelson County, KY Covers 11 ZIP Codes

ZIP Code	Classification	City	Population	% of Population
ZIP Code 40004	General	Bardstown	30,890	66.09%
ZIP Code 40008	General	Bloomfield	4,085	8.74%
ZIP Code 40012	General	Chaplin	627	1.34%
ZIP Code 40013	General	Coxs Creek	5,955	12.74%
ZIP Code 40020	P.O. Box	Fairfield	133	0.28%
ZIP Code 40037 *	General	Loretto	2,888	--
ZIP Code 40048	P.O. Box	Nazareth	0	0.00%
ZIP Code 40051	General	New Haven	4,366	9.34%
ZIP Code 40052	General	New Hope	620	1.33%
ZIP Code 40069 *	General	Springfield	8,397	--
ZIP Code 40107	General	Boston	2,144	4.59%

* Indicates a Multi County ZIP Code. These ZIP Codes partially cross over into Nelson, KY, but will mostly cover area in a different County. Not included in % of Population calculations.

Important Nelson, KY Information

Nelson County, KY Covers 11 ZIP Codes. This includes 7 General ZIP Codes, 2 PO Box ZIP Codes, and 0 Unique (reserved for Business and Volume Mail Receivers). There are also 2 Multi County ZIP Codes. These records are assigned a different primary county, but they partially cover area in Nelson County.

The population for Nelson County is 46,738, according to the U.S. Census. Population Density is 111.55 persons per square mile. With 19,716 Housing Units, the Average Household Size is 2.50 persons. There are 18,462 Family Households with an Average Family Size of 2.86 persons. 4.48% of the population is without Health Insurance. The 59.94% Employment Rate is 0.14% above the national average of 59.8%.32,393 people aged 25+ have some educational achievement, with 22.83% (or 7,396 people) having attained a Bachelor's Degree or higher.More Demographics are available below.

There are 2 area codes serving this area including502 and 859. Nelson is also located in the Eastern timezone and the current local time is shown above.

Nelson is part of the Louisville/Jefferson County, KY-IN Core Based Statistical Area (CBSA). Its CBSA Code is 31140.It is classified as a metro area, which means the combined population is 50,000 or more (at its core).

CBSAs are defined by the OMB as geographic areas that have at least one core with a population of 10,000 or more (for a micro area) and adjacent territory with a high degree of social and economic integration. CBSA codes are commonly used to accurately file Medicare claims and to verify applicable incentives using a patient's ZIP Code.

ZIP Codes in Nelson, KY have 20,909 Residential mailboxes and 1,007 Business mailboxes.There are 1,027 businesses with a total of 16,676 employees. That is an average of 16.2 employees per business. Annual payroll for these businesses is $856,542,000. Other Demographics

Nelson County Demographic Profile

Population & People

Total Population

46,738

Income

Median Household Income

$67,888

Housing

Total Housing Units

19,716

Health

Without Healthcare Coverage

4.48%

Business & Economy

Total Businesses

1,027

Families

Total Households

18,462

Employment

Employment Rate

59.94%

Education

Bachelor's Degree or Higher

22.83%

Total Population: Total number of people from the 2020 U.S. Census for Nelson, KY. This reflects the exact count of this area at that point in time, not future estimates, regardless of citizenship or immigration status. It is intended to count all persons living within the geographic area, not just those present on the day of the census.	46,738
Current Population Estimate: This field gives the estimated household population for All ZIP Codes in Nelson, KY. This is derived from known delivery information, household occupancy rates, household size, and more to come up with an accurate estimation for the current population. IMPORTANT: This does not include population totals for persons in nursing homes, correctional facilities, or other institutions. This is an estimation of the household population based on US Postal Service delivery information.	52,400
Total Households: Total number of Households from the 2020 U.S. Census for Nelson, KY. A Household includes everyone living in a residential housing unit. This includes families, roommates in a single residence, or a person living alone.	18,462
Total Housing Units: The total number of Housing Units is the number of occupied units + the number of vacant units. Ownership is defined by whether the unit is occupied by an owner or by a tenant. Owner occupancy means that the owner lives in the unit. This value comes from the 2020 U.S. Census and is not a projection or estimate.	19,716
Average Household Size: The Average Household Size, is obtained by dividing the number of people in Households (excluding those in group quarters, nursing home, prisons, and dorm rooms) by the number of Households. A Household includes everyone living in a residential unit. Those who do not live in a household are classified as living in group accommodation. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly.	2.50
Average Family Size: Average Family Size is calculated by dividing the number of people in a Family Household by the number of Family Households. The U.S. Census Bureau defines family households as households consisting of two or more individuals who are related by birth, marriage, or adoption. They also may include other unrelated people. Non-family households consist of people who live alone or who share their residence with unrelated individuals. The Average Family Size only looks at the households classified as Family Households. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly.	2.86

Other Nelson Demographics

# Residential Mailboxes: The number of active residential delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	20,909
# Business Mailboxes: The number of active business delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	1,007
Total Delivery Receptacles: The total number of delivery receptacles. This includes curb side mailboxes, centralized units, PO Boxes, NDCBU, and contract boxes. This count is for Residential and Business combined.	24,462
Single Family Delivery Units: Total count of single family mail delivery receptacles; generally analogous to homes.	18,757
Multi Family Delivery Units: Total count of multifamily mail delivery receptacles; generally analogous to apartments.	44

# of Businesses: The total number of Business Establishments. Data taken from Business Census 2023.	1,027
1st Quarter Payroll: The total payroll for the first quarter. Data taken from Business Census 2023.	$198,704,000
Annual Payroll: The total annual payroll . Data taken from Business Census 2023.	$856,542,000
# of Employees: The total number of employees for all ZIP Codes in this City. Data taken from Business Census 2023.	16,676

Sum of all ZIP Codes assigned Nelson, KY as their primary County.

References

U.S. Postal Service [Last Updated: 7/1/2025], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 7/1/2025], https://www.zip-codes.com
U.S. Geological Survey [Updated as needed], https://www.usgs.gov
U.S. Census [Updated Yearly], https://www.census.gov
U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023], https://www.census.gov