Timonium, MD Profile: Facts, Map & Data


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Timonium, Maryland - Basic Facts

The Timonium Census Designated Place had a population of 10,209 as of July 1, 2017.

The primary coordinate point for Timonium is located at latitude 39.4441 and longitude -76.6076 in Baltimore County. The formal boundaries for the Timonium Census Designated Place (see map below) encompass a land area of 5.35 sq. miles and a water area of 0 sq. miles. Baltimore County is in the Eastern time zone (GMT -5). The elevation is 407 feet.

The Timonium Census Designated Place (GNIS ID: 2629809) 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 Timonium Census Designated Place is located within District 8, a minor civil division (MCD) of Baltimore County.

Beneath the boundary map are tables with Timonium 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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Timonium Census Designated Place, MD Boundary Map

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Boundary Maps: District 8 | Baltimore County | Maryland Counties / Independent Cities

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Timonium, MD Data & Demographics (As of July 1, 2017)


Total Population 10,209
Daytime Population: Workers 13,633
Daytime Population: Residents 5,230
Total Daytime Population (TDP) 18,863
Ratio TDP/Total Population1 1.85
Population in Households 9,722
Population in Familes 7,950
Population in Group Qrtrs 487
Population Density2 1,907
Diversity Index3 38


Median Household Income $85,703
Average Household Income $104,879
Per Capita Income $42,970


Total Housing Units 4,195 (100%)
Owner Occupied HU 3,149 (75.1%)
Renter Occupied HU 869 (20.7%)
Vacant Housing Units 177 ( 4.2%)
Median Home Value $361,909
Average Home Value $393,294


Total Households 4,018
Average Household Size 2.42
Family Households 2,652
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 0.39% 0.44%
Households 0.19% 0.36%
Families 0.17% 0.25%
Median Household Income   1.98%
Per Capita Income   2.13%

Timonium, MD - Peer Comparisons by Rank and Percentile

The table below compares Timonium to the other 518 incorporated cities, towns and CDPs in Maryland 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 # 127 76th
Population Density # 202 61st
Diversity Index # 248 52nd
Median Household Income # 168 68th
Per Capita Income # 121 77th

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

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