Examining population shifts, income stratification, and rent pressure across Los Angeles County using ACS census records and housing data.
Total Population
9.76M
Median HH Income
$90,845
Total Households
3.49M
Largest Age Group
25–34
01 — Demographics
Population by Age Group
Age and sex breakdown for Los Angeles County from ACS 5-Year Estimates. Ages 25–44 represent 29.8% of the total population — the cohort most associated with gentrification pressure.
Demographic Data Table
Los Angeles County — ACS 5-Year Estimates, age and sex
Age / Category
Population
% Share
Total population
9,757,179
100.0%
Male
4,826,069
49.5%
Female
4,931,110
50.5%
Under 5 years
474,383
4.9%
5 to 9 years
519,577
5.3%
10 to 14 years
583,557
6.0%
15 to 19 years
616,811
6.3%
20 to 24 years
621,805
6.4%
25 to 34 years ↑
1,500,708
15.4%
35 to 44 years ↑
1,409,458
14.4%
45 to 54 years
1,253,427
12.8%
55 to 59 years
602,351
6.2%
60 to 64 years
589,927
6.1%
65 to 74 years
911,155
9.3%
75 to 84 years
488,792
5.0%
Visualization 01A
Population by Age Cohort
Hover any bar for the exact count. Purple bars = gentrification-pressure age groups.
Key finding: The 25–34 cohort (1.5M, 15.4%) is the largest single age group in LA County. When combined with the 35–44 group, nearly 3 in 10 residents fall in the prime gentrification-driver demographic.
Visualization 01B
Sex Distribution
Hover segments for counts. Near-equal split signals economically-driven change.
Sex ratio 97.9: Balanced split suggests neighborhood changes are driven by economic factors rather than gender-specific migration.
Visualization 01C
Age Tier Breakdown
Click a segment to highlight. Youth / working-age / senior tiers.
Working-age adults (20–64) make up 58.8% of the population — the highest concentration of any tier.
02 — Income
Income Distribution by Household Type
Income brackets across four household categories. Use the filters below to highlight specific household types across the visualizations.
Housing Income Table
Income distribution by household category — Los Angeles County, ACS
Income Bracket
All Households
Families
Married-Couple
Nonfamily
Total count
3,485,810
2,244,445
1,486,121
1,241,365
Less than $10,000
5.4%
3.4%
1.7%
10.1%
$10,000 to $14,999
3.5%
1.7%
0.9%
7.3%
$15,000 to $24,999
5.4%
4.3%
3.0%
8.2%
$25,000 to $34,999
5.4%
4.9%
3.5%
7.2%
$35,000 to $49,999
8.5%
8.3%
6.5%
9.8%
$50,000 to $74,999
13.9%
13.6%
11.4%
14.8%
$75,000 to $99,999
11.8%
12.3%
11.2%
11.0%
$100,000 to $149,999
17.6%
18.7%
19.4%
14.6%
$150,000 to $199,999
10.5%
11.7%
14.1%
7.0%
$200,000 or more
17.9%
21.2%
28.3%
10.2%
Median income
$90,845
$102,498
$127,806
$61,622
Mean income
$128,591
$144,515
$173,090
$91,623
Visualization 02A
Income Concentration Heatmap
Hover any cell for the value. Darker purple = higher share of households in that bracket.
Lower shareHigher share
Key finding: Married-couple families dominate the $200k+ bracket (28.3%) while nonfamily households cluster heavily at the bottom. The structural income gap is the primary driver of housing displacement.
Visualization 02B
Low / Middle / High Income Share
Click a household type to isolate it. Hover bars for exact values.
AllAll HHFamiliesMarriedNonfamily
Visualization 02C
Median vs. Mean Income Gap
Hover bars for dollar amounts. The gap signals how top earners skew the average.
Married-couple mean ($173k) is $45k above their median — the largest skew in the dataset.
03 — Rent
Median Gross Rent by District, 2015–2024
ACS median gross rent data (Table B25031) across 8 LA County CCDs. Click district buttons to show/hide lines on the chart.
Median Gross Rent Table — All Districts
Overall median rent, all bedroom sizes — LA County CCDs, 2015–2024. Source: ACS B25031.
District
2015
2017
2019
2021
2023
2024
Change
South Gate–East LA
$1,003
$1,063
$1,159
$1,273
$1,487
$1,551
+54.6%
Compton
$1,132
$1,200
$1,273
$1,392
$1,655
$1,708
+50.9%
Inglewood
$1,095
$1,165
$1,303
$1,462
$1,703
$1,766
+61.3%
Long Beach–Lakewood
$1,145
$1,223
$1,356
$1,549
$1,823
$1,889
+65.0%
Los Angeles CCD
$1,199
$1,288
$1,430
$1,622
$1,867
$1,919
+60.0%
San Fernando Valley
$1,301
$1,412
$1,586
$1,772
$1,998
$2,076
+59.6%
Pasadena
$1,400
$1,540
$1,740
$1,915
$2,235
$2,294
+63.9%
Santa Monica
—
$1,669
$1,802
$2,055
$2,338
$2,402
+44%*
*Santa Monica data begins 2016.
Visualization 03A
Rent Trajectory 2015–2024 — Click to Toggle Districts
Click any district button to show or hide it. Hover the chart for exact values.
Key finding: Every district rose 45–65% over the decade. South Gate–East LA started lowest ($1,003) but saw 54.6% growth — a massive squeeze on working-class renters with no income growth to match.
Visualization 03B
2024 Rent Ranking by District
Hover bars for exact 2024 median rent.
Visualization 03C
LA CCD Rent by Bedroom Size, 2024
Click a year to compare. Hover bars for exact rent values.
2024202120192017
A 3BR in LA CCD costs 63% more than a studio — families face compounding pressure.