US Census Data

Black Diamond vs Boulevard Park

A side-by-side comparison of Black Diamond and Boulevard Park: population, income, housing, and more.

Black Diamond and Boulevard Park are places in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Black Diamond has the higher population (5,678 vs 4,334 in Boulevard Park). Black Diamond has the higher median household income ($144,728 vs $75,646 in Boulevard Park). Black Diamond has the higher median home value ($776,400 vs $468,400 in Boulevard Park).

Population, income & housing

Black DiamondBoulevard Park
Population5,6784,334
Median age38.1 yrs30.2 yrs
Median household income$144,728$75,646
Median home value$776,400$468,400
Median gross rent$2,340$1,968
Housing units2,2961,812
Homeownership rate87.0%50.6%
Bachelor's degree or higher56.5%19.8%
Unemployment rate1.1%5.2%

Trends (ACS 5-year, 2019–2023)

Black DiamondBoulevard Park
Population4,476 → 5,678 (+26.9%)3,717 → 4,334 (+16.6%)
Median household income$108,490 → $144,728 (+33.4%)$58,263 → $75,646 (+29.8%)
Median home value$413,100 → $776,400 (+87.9%)$326,700 → $468,400 (+43.4%)
Median gross rent$1,065 → $2,340 (+119.7%)$1,392 → $1,968 (+41.4%)

Black Diamond

Population
4,4765,678
Median household income
$108,490$144,728
Median home value
$413,100$776,400
Median gross rent
$1,065$2,340

Boulevard Park

Population
3,7174,334
Median household income
$58,263$75,646
Median home value
$326,700$468,400
Median gross rent
$1,392$1,968

Age & race/ethnicity

Age distribution (share)

Black DiamondBoulevard Park
Under 56.3%6.8%
5 to 1718.4%25.2%
18 to 245.5%8.5%
25 to 3414.4%12.6%
35 to 4419.1%12.6%
45 to 5410.6%13.8%
55 to 6414.6%10.6%
65 to 746.6%7.1%
75 and over4.4%2.9%

Race & ethnicity (share)

Black DiamondBoulevard Park
White (non-Hispanic)73.8%37.8%
Black or African American0.4%16.8%
American Indian & Alaska Native0.0%0.0%
Asian11.4%6.5%
Native Hawaiian & Pacific Islander0.0%1.7%
Some other race0.6%0.0%
Two or more races4.3%5.2%
Hispanic or Latino9.5%31.9%

Educational attainment (age 25+)

Share of adults 25+

Black DiamondBoulevard Park
No high school diploma1.2%19.8%
High school graduate12.9%19.1%
Some college or associate's29.4%41.2%
Bachelor's degree37.0%16.0%
Graduate or professional degree19.4%3.8%

Commute to work

How workers get to work (share)

Black DiamondBoulevard Park
Drove alone68.8%76.3%
Carpooled7.1%10.5%
Public transit0.3%7.6%
Walked1.1%0.9%
Bicycle0.0%0.0%
Worked from home21.5%4.7%
Other means1.0%0.0%

Housing

Units in structure (share)

Black DiamondBoulevard Park
1-unit, detached91.2%42.7%
1-unit, attached2.0%1.5%
2 to 4 units0.5%7.5%
5 to 19 units0.0%25.9%
20 or more units2.7%21.9%
Mobile home & other3.7%0.7%

Poverty & households

Black DiamondBoulevard Park
Poverty rate1.1%29.3%
Average household size2.602.72
Mean commute (minutes)3726
Median year structure built19971971

Full profiles

2

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