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COUNTY · 1990 CENSUS

Baltimore County

Maryland · 692,134 residents · 598.358 sq mi
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The short version

Baltimore County is wealthier than most US places, with a median household income of $38,837. Population has declined 8% since 2000. Median home value is $99,300. Poverty is rare here, at 5.5% of residents.

At a glance
Wealthier
above the US median
US median: $30,130
Older
median age 35.2
US median: 33.0
More educated
25% hold a bachelor's degree
US average: 20%
Stable housing
home values roughly flat, inflation adjusted
US median home: $93,722
Section 01

Population & growth

Total population
692,134
−8%vs 2000
vs 754,292 in 2000
1990 – 2025
Population density
1,157 / sq mi
−8%vs 2000
vs 1,261 / sq mi in 2000
US average: 221
Median age
35.2
−7%vs 2000
vs 37.7 in 2000
US average: 33.0
Population, 1990 – 2024
676K725K773K822K871K1990201020202024Baltimore County
2024851K
1990201020202024
Section 02

Income & economy

Median household income
$38,837
+1%inflation adjusted, since 2000
vs $50,667 in 2000
US average: $30,130
1990 – 2024
Per capita income
$18,658
−29%vs 2000
vs $26,167 in 2000
US average: $14,340
Poverty rate
5.5%
−1.0 ptsvs 2000
vs 6.5% in 2000
US average: 13.2%
Section 03

Housing

Median home value
$99,300
+4%inflation adjusted, since 2000
vs $125,700 in 2000
US average: $93,722
1990 – 2024
Median gross rent
$529
+4%inflation adjusted, since 2000
vs $670 in 2000
US average: $450
Owner-occupied
66.3%
−1.2 ptsvs 2000
vs 67.6% in 2000
33.7% rent
Afford Score
2.6
+3%vs 2000
vs 2.5 in 2000
1990 – 2024
RELATED:See current rent listings in Baltimore County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic73.4%(553,890)
Black19.9%(150,456)
Hispanic / Latino1.8%(13,774)
Asian3.2%(23,845)
Other0%
Diversity Score50%(377,348)
1990
White, non-Hispanic85%(588,624)
Black12.3%(85,025)
Hispanic / Latino1.1%(7,645)
Asian2.2%(15,050)
Other0.5%(3,435)
Diversity Score34.6%(239,726)
Diversity Score
35
−31%vs 2000
vs 50 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
25.0%
−5.6 ptsvs 2000
vs 30.6% in 2000
US average: 20.3%
High school or higher
78.4%
−6.0 ptsvs 2000
vs 84.3% in 2000
US average: 75.2%
Graduate degree
10.0%
−2.5 ptsvs 2000
vs 12.5% in 2000
US average: 7.1%
Section 06

Commute & transportation

Average commute
22.9 min
+24%vs 2000
vs 18.5 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Baltimore County

San Joaquin County
Pop 823,815
Multnomah County
Pop 795,391
Worcester County
Pop 888,502
Hudson County
Pop 735,033
Places similar to Baltimore County
Head to head

Compare Baltimore County to nearby counties

BALTIMORE COUNTY VS
Baltimore
Income$62,177+60%
Home value$229,600+131%
Population569,997−33%
SEE FULL COMPARISON →
BALTIMORE COUNTY VS
Harford County
Income$112,265+189%
Home value$386,400+289%
Population266,446−69%
SEE FULL COMPARISON →
BALTIMORE COUNTY VS
Howard County
Income$149,763+286%
Home value$597,900+502%
Population339,183−60%
SEE FULL COMPARISON →
BALTIMORE COUNTY VS
Carroll County
Income$118,211+204%
Home value$434,000+337%
Population176,677−79%
SEE FULL COMPARISON →
Frequently asked

How many people live in Baltimore County, Maryland?

Baltimore County, Maryland has about 692,134 residents according to the 1990 Census.

What is the median household income in Baltimore County, Maryland?

The typical household in Baltimore County, Maryland earns about $38,837 a year. Half of households make more than that, and half make less.

Is Baltimore County, Maryland expensive?

In Baltimore County, Maryland, the median home is worth about $99,300, and the typical rent is about $529 a month.

How educated are people in Baltimore County, Maryland?

About 25.0% of adults age 25 and over in Baltimore County, Maryland hold a bachelor's degree or higher.

What is the poverty rate in Baltimore County, Maryland?

About 5.5% of people in Baltimore County, Maryland live below the federal poverty line.

Keep going

Explore from here

219 census tracts (top 20 by population)
Census Tract 4042.02Census Tract 4113.09Census Tract 4407.01Census Tract 4204.01Census Tract 4015.04Census Tract 4087.03Census Tract 4924.02Census Tract 4041.01Census Tract 4505.04Census Tract 4011.01Census Tract 4517.01Census Tract 4026.04Census Tract 4081Census Tract 4036.02Census Tract 4085.07Census Tract 4023.03Census Tract 4044.02Census Tract 4015.03Census Tract 4045.01Census Tract 4015.07
44 ZIP codes (top 30 by population)
ZIP 21234ZIP 21117ZIP 21222ZIP 21228ZIP 21207ZIP 21221ZIP 21220ZIP 21236ZIP 21093ZIP 21244ZIP 21208ZIP 21227ZIP 21136ZIP 21237ZIP 21133ZIP 21209ZIP 21030ZIP 21286ZIP 21204ZIP 21128ZIP 21219ZIP 21163ZIP 21120ZIP 21131ZIP 21152ZIP 21013ZIP 21087ZIP 21252ZIP 21111ZIP 21162
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →