Williamstown, KY Profile: Facts, Map & Data


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Williamstown, Kentucky - Basic Facts

The City of Williamstown had a population of 4,093 as of July 1, 2017. Williamstown ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Kentucky. See peer rankings below.

The primary coordinate point for Williamstown is located at latitude 38.6398 and longitude -84.5725 in Grant County. The formal boundaries for the City of Williamstown (see map below) encompass a land area of 16.7 sq. miles and a water area of 0.53 sq. miles. Grant County is in the Eastern time zone (GMT -5). The elevation is 971 feet.

The City of Williamstown (GNIS ID: 2405749) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Kentucky is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Williamstown is located within Williamstown-Dry Ridge Division of Grant County.

Beneath the boundary map are tables with Williamstown population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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City of Williamstown, KY Boundary Map

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Boundary Maps: Williamstown-Dry Ridge Division | Grant County | Kentucky Counties

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Williamstown, KY Data & Demographics (As of July 1, 2017)


Total Population 4,093
Daytime Population: Workers 2,155
Daytime Population: Residents 2,064
Total Daytime Population (TDP) 4,219
Ratio TDP/Total Population1 1.03
Population in Households 3,710
Population in Familes 3,079
Population in Group Qrtrs 383
Population Density2 245
Diversity Index3 17


Median Household Income $43,123
Average Household Income $58,416
Per Capita Income $21,459


Total Housing Units 1,546 (100%)
Owner Occupied HU 843 (54.5%)
Renter Occupied HU 544 (35.2%)
Vacant Housing Units 158 (10.2%)
Median Home Value $128,602
Average Home Value $166,943


Total Households 1,388
Average Household Size 2.67
Family Households 975
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.58% 0.49%
Households 0.5% 0.49%
Families 0.46% 0.41%
Median Household Income   1.41%
Per Capita Income   2.5%

Williamstown, KY - Peer Comparisons by Rank and Percentile

The table below compares Williamstown to the other 540 incorporated cities, towns and CDPs in Kentucky by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 104 81st
Population Density # 480 11th
Diversity Index # 236 56th
Median Household Income # 245 55th
Per Capita Income # 296 45th

Additional comparisons and rankings can be made with a VERY EASY TO USE Kentucky Census Data Comparison Tool.

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