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ZIP Code 94556

Contra Costa, California

ZCTA 94556

Juniper

ZIP Code 94556 is in the highest 15% nationally for FEMA risk score. It also sits in the highest 1% nationally for median income. And it sits in the highest 1% nationally for median rent.

Median Income

$215,720

Higher than 99% of U.S. ZIP codes
Home Price vs Incomeyears of income to buy a typical home

7.69×

Higher than 96% of U.S. ZIP codes
FEMA Risk Score0–100; 0 = lowest modelled risk, 100 = highest, vs places of the same type

89.6

Higher than 85% of U.S. ZIP codes

The boundary of ZIP Code 94556, in Contra Costa, California.

The basics

Total Population

15,998

Median Age

42.4

Population Density

829.82

Home values & property tax

Median Property Tax

$10,001

Property Tax Rateyearly tax as a share of home value

The Census publishes home values only up to $2 million and incomes up to $250,000, so this ratio cannot be worked out for the most expensive areas.

Cost of living & affordability

Median Rent

$2,906

Higher than 99% of U.S. ZIP codes

Home prices & appreciation

Pandemic Price Run-Up2019–20 low → 2022–23 peak

12%

2008 Crash: Peak-to-Trough Drophow far prices fell, 2007 → 2011

18%

Climate & weather

Summer Avg High (°F)

72.1

Winter Avg Low (°F)

45.8

Avg Temperature (°F)

59.6

Hot Days/yr (>90°F)

4.6

Freezing Days/yr (<32°F)

0.1

Annual Precipitation (in)

24.1

Annual Snowfall (in)

0

Flood & disaster risk

Coastal Flood Loss per $1,000

$0

The full report

Six pillars — each with percentile benchmarks, 16-year trends, and per-metric detail.

  • People

  • Work & Money

  • Housing

  • Amenities

  • Climate

  • Environment & Risk

ZIP Code 94556: frequently asked questions

How much is property tax in ZIP Code 94556?
The median annual property tax in ZIP Code 94556 is $10,001.
Is ZIP Code 94556 expensive to live in?
Homes in ZIP Code 94556 cost about 7.69× the median household income, higher than 96% of U.S. ZIP codes.
What is the average rent in ZIP Code 94556?
The median gross rent in ZIP Code 94556 is $2,906 a month, higher than 99% of U.S. ZIP codes.
How many people live in ZIP Code 94556?
ZIP Code 94556 has a population of 15,998, about 829.82 people per square mile, per the U.S. Census American Community Survey. The median age is 42.4.
What is the weather like in ZIP Code 94556?
ZIP Code 94556 averages 59.6°F year-round, summer highs near 72.1°F, winter lows around 45.8°F (NOAA 1991–2020 normals).
Is ZIP Code 94556 at risk of flooding or natural disasters?
ZIP Code 94556's FEMA National Risk Index score is 89.6 (higher than 85% of U.S. ZIP codes). Its greatest modeled natural hazard is earthquake. Modeled coastal-flood loss is negligible.

Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap contributors (ODbL), EPA. Explore the map →

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