Concord, CA

Single-footprint Census roll-up for Concord, CA: 4 USPS ZIPs, population 123,688. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet CONCORD-CA · Concord, CA 4 ZIPs · 123,688 pop · #2992/25278 · Contra Costa County

INC-TOP · RANK-TOP · ABOVE-PEER · BOOK-FEW · OWN-LOW · POP-MID · SPREAD-MOD · HOME-TOP

  • INC-TOP $110,723
  • RANK-TOP #2992/25278
  • ABOVE-PEER over Antioch
  • BOOK-FEW 4 ZIPs
  • OWN-LOW 63% owners
  • POP-MID 123,688
  • SPREAD-MOD 94520→94521
  • HOME-TOP $774,225

Nearest income peer: Antioch, CA ( $7,161 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around Concord

Lowest/highest poles plus county-sharing cities nearest Concord on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, Concord, CA sits among US cities with an upper-quartile household income, on a mid-size population base, across a handful of delivery areas.

Top 12%
household income vs 25,278 US cities
123,688
city population (Census)
4
USPS ZIP codes covered
$110,723
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

High-income footprint on only 4 ZIPs: the city page and the ZIP page nearly coincide. Headline income $110,723 and home value $774,225 should be read as near-neighborhood numbers ; bachelor's attainment averages 36.4%.

Owner-occupancy is comparatively low (63.0%) for this income tier, rent $2,319 may matter more than the home-value average.

Within California, Carson is the closest lower-income city and San Lorenzo the closest higher-income city by average ZIP household income. Their 2 and 1 ZIP footprints are the immediate statewide comparison set for Concord.

Within-city ZIP comparison

Where the ZIP codes inside Concord differ

Income is the clearest internal divide in Concord. ZIP 94520 reports $82,479 in median household income, while ZIP 94521 reports $125,899. The city average sits between those published endpoints, so it is a starting point rather than a substitute for the ZIP records.

Income high-to-low ratio
1.5×

94520 to 94521

Home-value high-to-low ratio
1.4×

94520 to 94518

Poverty-rate spread
7 points

94521 to 94520

Derived from the published ACS 2023 ZIP-level records shown on this site. A high-to-low ratio compares the highest and lowest available ZIP values; it is not a score or forecast.

Population concentration

Concord residents split across a short ZIP set

No ZIP owns Concord: the largest, 94521, is only about 33% of 123,688 residents across 4 codes. Compare at least two ZIPs before treating the city roll-up as a neighborhood answer.

Census ZBP business roll-up

Employer-heavy short list in Concord

Citywide ZBP: 3,521 establishments, 59,036 employees , annual payroll $4,023,074k (~28 establishments per 1,000 residents) across 4 of 4 ZIPs. Peak business ZIP 94520 (2,028 units) ; leading NAICS Health care and social assistance (489) · also Construction · Retail trade .

View your shortlist →

ZIP Codes in Concord, CA

These ZIP codes sit in Contra Costa County, which covers 43 ZIP codes in all; 4 of them fall in Concord. See the Contra Costa County roll-up →

Concord sits in the lower half of Contra Costa County on income: Walnut Creek, San Ramon and Brentwood report more, Antioch, Pittsburg and Richmond report less. Danville marks the far end of that range at $237,549, 115% above Concord.

Side-by-side: Compare 94521 vs 94520 →

ZIP Code Population Median income Establishments Density
94521 41,249 $125,899 655 1,228
94520 37,208 $82,479 2,028 1,465
94518 26,778 $112,094 508 1,900
94519 18,453 $122,418 330 1,624

Concord roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Concord, .