Census Tract · Contra Costa County
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Census Tract 3100

Open-data reference.

Contra Costa County, California · Oakland GEOID: 06013310000

Tract Snapshot: Census Tract 3100, Contra Costa County, CA

Census Tract 3100 is located in Contra Costa County, California, inside the municipal boundary of Oakland, and contains a population of approximately 6,323 residents per Census ACS 2023 five-year estimates. Median household income here is $82,526 - a figure the Census Bureau classifies as "Near National Median" when compared with the 2023 national median near $77,000. Median gross rent sits at $2,089 per month, a useful benchmark for renters comparing local housing costs against nearby neighborhoods. Typical owner-occupied homes are valued around $466,500. The tract's poverty rate is 22.7%, measured as the share of residents with income below the federal poverty threshold. Among the 240 Census tracts inside Oakland with reported income data, this tract ranks #197 by median household income - among the lowest-earning quarter of tracts in the city.

Source: U.S. Census Bureau, American Community Survey 5-Year 2023 · GEOID: 06013310000 · Note: ACS margins of error widen at tract level

What is a Census Tract, and how current is this data?

Census tracts are small, relatively permanent statistical subdivisions of a county designed by the U.S. Census Bureau to contain roughly 1,200 to 8,000 residents, with boundaries held stable across decades so researchers can track neighborhoods over time. Tract-level figures from the American Community Survey are five-year rolling averages rather than snapshots, that smoothing reduces year-to-year noise in small areas but also means the numbers you see here describe the period ending in the reference year rather than a single moment. Full definition and data-currency notes: methodology.

City-relative analysis

median home value places this tract near the city’s lower end

According to U.S. Census Bureau ACS 2023 five-year estimates, Census Tract 3100 ranks #228 of 240 reporting tracts in Oakland for median home value. That is the 5th percentile: Owner-occupied home values are comparatively low within this city’s tract distribution; the figure is descriptive, not a recommendation.

The next most distinctive measure is median household income, at the 18th percentile within Oakland; each percentile is the share of city tracts with a lower reported value.

median household income
#197 of 240
18th percentile in Oakland
median home value
#228 of 240
5th percentile in Oakland
median gross rent
#178 of 233
24th percentile in Oakland

This is a comparison within the parent city, not a livability score. Each rank uses tracts with a reported value for the named measure; the methodology explains the source and calculation.

Population
6,323
ACS 2023 estimate
Median HH Income
$82,526
Near National Median
Median Gross Rent
$2,089/mo
ACS 2023 estimate
Median Home Value
$466,500
ACS 2023 estimate
Poverty Rate
22.7%
Below federal poverty line
Land Area
0.76
square miles

Location

Census Tract
Tract 3100
GEOID (FIPS)
06013310000
County
Contra Costa County
State
California
Nearest City
Oakland
Coordinates
38.026479, -121.891759

Income & Housing

Census ACS 5-Year 2023 estimates for this tract

Metric Value Context Source
Median Household Income $82,526 Near National Median vs. US ~$77,000 ACS 2023 5-Year
Median Gross Rent $2,089/mo Includes utilities in estimate ACS 2023 5-Year
Median Home Value $466,500 Owner-occupied units only ACS 2023 5-Year
Poverty Rate 22.7% Below federal poverty threshold ACS 2023 5-Year

What do people ask about Oakland, CA?

What is the population of Census Tract 3100? +

Census Tract 3100 in Contra Costa County, California has a population of approximately 6,323, based on U.S. Census Bureau ACS 2023 estimates.

What is the median household income in Census Tract 3100? +

The median household income in Census Tract 3100 (Contra Costa County, CA) is $82,526, based on ACS 5-Year 2023 data. This is considered "Near National Median" relative to the national median of approximately $77,000.

What is the median rent in this area? +

The estimated median gross rent in Census Tract 3100 is $2,089 per month, according to Census ACS 2023 data.

What is the poverty rate in Census Tract 3100? +

Approximately 22.7% of residents in Census Tract 3100 have income below the federal poverty threshold, based on Census ACS 2023 data.

How does Census Tract 3100 compare to other neighborhoods in Oakland? +

Among the 240 Census tracts inside Oakland with reported income data, this tract ranks #197 by median household income - among the lowest-earning quarter of tracts in the city, based on ACS 5-Year 2023 median household income across all reporting tracts in the city.

Source: U.S. Census Bureau ACS 5-Year Estimates 2023. Census tract boundaries and GEOID from 2023 TIGER/Line files. Population and income data may reflect margins of error for smaller tracts. Last updated: 2026 U.S. Census Bureau ACS 5-Year Estimates 2023. Census tract boundaries and GEOID from 2023 TIGER/Line files. Population and income data may reflect margins of error for smaller tracts. Last updated: 2026

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Census Bureau ACS. Consult a qualified professional before making decisions based on this data.

Every figure on PlainCities is rendered directly from Census ACS source data, no number is typed in by an editor. This page draws directly on Census ACS source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.