Lake Seneca, OH Profile: Facts, Map & Data


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Lake Seneca, Ohio - Basic Facts

The Lake Seneca Census Designated Place had a population of 467 as of July 1, 2017. Lake Seneca ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Ohio. See peer rankings below.

The primary coordinate point for Lake Seneca is located at latitude 41.6654 and longitude -84.642 in Williams County. The formal boundaries for the Lake Seneca Census Designated Place (see map below) encompass a land area of 1.73 sq. miles and a water area of 0.06 sq. miles. Williams County is in the Eastern time zone (GMT -5). The elevation is 932 feet.

The Lake Seneca Census Designated Place (GNIS ID: 2633227) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Lake Seneca Census Designated Place is located within Township of Bridgewater, a minor civil division (MCD) of Williams County.

Beneath the boundary map are tables with Lake Seneca 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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Lake Seneca Census Designated Place, OH Boundary Map

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Boundary Maps: Township of Bridgewater | Williams County | Ohio Counties

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Lake Seneca, OH Data & Demographics (As of July 1, 2017)


Total Population 467
Daytime Population: Workers 11
Daytime Population: Residents 253
Total Daytime Population (TDP) 264
Ratio TDP/Total Population1 0.57
Population in Households 467
Population in Familes 404
Population in Group Qrtrs 0
Population Density2 270
Diversity Index3 17


Median Household Income $59,446
Average Household Income $77,528
Per Capita Income $29,246


Total Housing Units 288 (100%)
Owner Occupied HU 168 (58.3%)
Renter Occupied HU 27 ( 9.4%)
Vacant Housing Units 93 (32.3%)
Median Home Value $145,833
Average Home Value $163,393


Total Households 195
Average Household Size 2.39
Family Households 152
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 0.06% 0.0%
Households 0.14% 0.0%
Families -0.18% 0.0%
Median Household Income   3.02%
Per Capita Income   3.31%

Lake Seneca, OH - Peer Comparisons by Rank and Percentile

The table below compares Lake Seneca to the other 1,215 incorporated cities, towns and CDPs in Ohio 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 # 868 29th
Population Density # 1145 6th
Diversity Index # 396 67th
Median Household Income # 337 72nd
Per Capita Income # 311 74th

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

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