193 years in pictures
Census counts: 12,265 in 1960, a peak of 24,055 in 1970, 10,458 in 2020. The archive holds 12 old photos and papers going back to 2004 and 6 maps from 1894 on.
- 1833Timonium is settled
Each edition grades its towns against each other only.

A town of 10,304, settled in 1833.
For most people who can afford it, yes. Timonium grades B overall, 143rd of 259 graded towns in Maryland. Natural-hazard risk is low. Residents are healthier than 91% of U.S. towns on CDC estimates and the median household earns $120K. The trade-off is money: homes are expensive, about $481K for a typical one and 4.8 times the Baltimore metro’s $99K median household income. 36% of the land in Timonium is conserved, against 9.5% in Maryland’s towns and 4.3% across U.S. towns. Timonium is more walkable than 68% of U.S. towns.
Where Timonium beats most towns.
Where Timonium’s working residents go each day. Line width shows the share.
Census LEHD 2023
Each subject compared with towns across the country (schools within Maryland), ordered by how far Timonium is from typical.
How TownRatings grades towns →
Census counts: 12,265 in 1960, a peak of 24,055 in 1970, 10,458 in 2020. The archive holds 12 old photos and papers going back to 2004 and 6 maps from 1894 on.
Museums, parks, gardens and other places to visit around Timonium. Close and well known come first.
Big draw12 mi Stadium & arenaM&T Bank Stadium
11 mi Stadium & arenaOriole Park at Camden Yards
13 mi MuseumNS Savannah
12 mi National MonumentFort McHenry National Monument and Historic Shrine283K visitors a year
Big draw40 mi Stadium & arenaNorthwest Stadium
10 mi MuseumWalters Art MuseumM&T Bank Stadium: United States Department of Defense Cherie Cullen, Public domain · Oriole Park at Camden Yards: Keith Allison, CC BY-SA 2.0 · NS Savannah: Elton Lord/Atomic Energy Commission, Public domain · Fort McHenry National Monument and Historic Shrine: ScottyBoy900Q at English Wikipedia, CC BY-SA 3.0 · Northwest Stadium: Maryland GovPics, CC BY 2.0 · Walters Art Museum: Dylan k, CC BY-SA 3.0
Timonium is unincorporated, so Baltimore County and regional agencies provide most services.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Mar 11, 2026.
Ordered by what stands out in Timonium.
Timonium draws workers from Baltimore and beyond and keeps more of its land conserved than most of Maryland.
Its 1,507 conserved acres are a larger share of the town than in 98% of Maryland towns.
11 miles of trail in 4 parks and preserves. At 1.7 miles per square mile, Timonium’s trail density is where Maryland’s towns sit at 0.6 and U.S. towns at 0.4.
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. Loch Raven Reservoir Cooperative Wildlife Management Area | 10.2 mi | 1,438 |
| 2. Springlake Park | 0.1 mi | 10 |
| 3. Country Club Park Stream Valley | — | 4 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Its public schools are run by the Baltimore County Public Schools. One of its 4 schools is below, with why it’s listed.
| School | Level | Students | Letter |
|---|---|---|---|
| Timonium ElementaryLargest public elementary schoolGrades K–5 | Grades K–5 | 445 | A |
NCES · EDFacts · graded within MD on state tests and graduation
12,329 jobs are based in Timonium, 2.6 for every working resident, so most of the people who work here commute in.
Most working residents leave Timonium for work: only 6% work in town. Timonium’s average trip to work is 26 minutes. Since 2013, Timonium has lost 720 jobs, to 12,329 in 2023.
| Timonium | Maryland towns | U.S. towns | |
|---|---|---|---|
| Median household income | $120,000 | $113,000 | $80,000 |
| Average trip to work | 26 minutes | 32 minutes | 25 minutes |
| Below the poverty line | 5.8% | 7% | 9.6% |
| Working residents who work in town | 6.1% | 3.1% | 8% |
Census LEHD 2023 · ACS
Expected storm and flood damage is lower than in 98% of U.S. communities. Since 1979, 10 flood insurance claims have been paid out in Timonium.
FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA
29% of adults sleep under 7 hours in Timonium. Timonium beats the Maryland average on 18 of 32 CDC measures and trails it on 4. 27% of adults have obesity in Timonium.
| Timonium | Maryland towns | U.S. towns | |
|---|---|---|---|
| Sleep under 7 hours (CDC PLACES) | 29% | 38% | 36% |
| Obesity (CDC PLACES) | 27% | 36% | 35% |
| Frequent mental distress (CDC PLACES) | 12% | 15% | 17% |
| Smoke cigarettes (CDC PLACES) | 7.2% | 11% | 14% |
| What stands out | Timonium | MD |
|---|---|---|
| Fewer adults facing a utility shut-off | 3.9% | 8.4% |
| Fewer adults facing food insecurity | 7.3% | 15.4% |
| More adults who have had cancer | 11.9% | 7.6% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Timonium has chilly winters and warm summers, with plenty of rain. July afternoons reach 88°, January nights drop to 24° and about 19 inches of snow falls in a winter.
NOAA U.S. Climate Normals, 1991–2020
The median rent in Timonium is $1,836 a month.
| Timonium | Maryland towns | U.S. towns | |
|---|---|---|---|
| Median rent | $1,836 a month | $1,809 a month | $1,185 a month |
| Households that own their home | 77% | 74% | 73% |
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
17 within 15 miles of the center of Timonium
About 3 of every 100 Timonium residents are enrolled in college, against 7 across Maryland.
Census-designated place in Maryland, United States
Timonium is a census-designated place (CDP) in Baltimore County, Maryland, United States. As of the 2020 census, it has a population of 10,458. Prior to 2010 the area was part of the Lutherville-Timonium CDP. The Maryland State Fair is held in Timonium each year near Labor Day on the grounds of the former Timonium Race Course, which is an important site along with Pimlico Race Course in northwest Baltimore and Laurel Park in Prince George's County, along with other former tracks at Bowie and Rosecroft in Maryland thoroughbred horse racing traditions.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
4 towns share a border with Timonium.
| Town | MD rank | Overall | Cost | Safety | Schools | Health |
|---|---|---|---|---|---|---|
| Timonium | #143 | B | C− | — | C− | A |
| Cockeysville | #189 | C+ | D | — | C− | B+ |
| Lutherville | #110 | B+ | C | — | C− | A |
| Hampton | #117 | B+ | C | — | C− | A |
| Mays Chapel | #136 | B | C− | — | C− | A+ |
Timonium, Cockeysville, Lutherville, Hampton and Mays Chapel report no FBI crime data of their own. Compare Timonium with a neighbor →
Short answers, built from the data on this page.
For most people who can afford it, yes. Timonium grades B overall, better than 58% of U.S. towns and #143 of 259 in Maryland. It grades A for health and C− for schools. Cost of living is its weak spot, with a C−.
Yes. The typical home is worth about $481,000, 13% above the Maryland typical home. Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades C−.