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ZIP Code 94521

Contra Costa, California

ZCTA 94521

Juniper

ZIP Code 94521 is in the highest 32% nationally for FEMA risk score. It also sits in the highest 3% nationally for median rent. And it sits in the highest 6% nationally for typical home value.

Typical Home Valuemedian home value (ACS), re-priced to today on the FHFA index

$871,795

Higher than 94% of U.S. ZIP codes
Home Price Growth, Past Five Years

29%

Lower than 94% of U.S. ZIP codes
FEMA Risk Score0–100; 0 = lowest modelled risk, 100 = highest, vs places of the same type

78.6

Higher than 68% of U.S. ZIP codes

The boundary of ZIP Code 94521, in Contra Costa, California.

The basics

Total Population

41,909

Median Age

42.9

Population Density

4,328.19

Home values & property tax

Median Property Tax

$5,944

Property Tax Rateyearly tax as a share of home value

0.7%

Cost of living & affordability

Home Price vs Incomeyears of income to buy a typical home

6.78×

Higher than 93% of U.S. ZIP codes
Median Income

$125,899

Higher than 92% of U.S. ZIP codes
Median Rent

$2,404

Higher than 97% of U.S. ZIP codes

Home prices & appreciation

Home Price Growth, Past Year

1.7%

Lower than 65% of U.S. ZIP codes
Pandemic Price Run-Up2019–20 low → 2022–23 peak

30%

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

44%

Climate & weather

Summer Avg High (°F)

86.7

Winter Avg Low (°F)

41.9

Avg Temperature (°F)

62

Hot Days/yr (>90°F)

50.9

Freezing Days/yr (<32°F)

8.5

Annual Precipitation (in)

19.1

Annual Snowfall (in)

0.7

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 94521: frequently asked questions

What is the typical home value in ZIP Code 94521?
The estimated median home value in ZIP Code 94521 today is $871,795, higher than 94% of U.S. ZIP codes.
How much is property tax in ZIP Code 94521?
The median annual property tax in ZIP Code 94521 is $5,944, an effective rate of 0.7% of home value.
Is ZIP Code 94521 expensive to live in?
Homes in ZIP Code 94521 cost about 6.78× the median household income, higher than 93% of U.S. ZIP codes.
What is the average rent in ZIP Code 94521?
The median gross rent in ZIP Code 94521 is $2,404 a month, higher than 97% of U.S. ZIP codes.
How much have home prices grown in ZIP Code 94521?
Home prices in ZIP Code 94521 have moved 29% over the past five years (1.7% in the past year), per the FHFA House Price Index.
How many people live in ZIP Code 94521?
ZIP Code 94521 has a population of 41,909, about 4,328.19 people per square mile, per the U.S. Census American Community Survey. The median age is 42.9.
What is the weather like in ZIP Code 94521?
ZIP Code 94521 averages 62°F year-round, summer highs near 86.7°F, winter lows around 41.9°F (NOAA 1991–2020 normals). It sees about 0.7 inches of snow a year.
Is ZIP Code 94521 at risk of flooding or natural disasters?
ZIP Code 94521's FEMA National Risk Index score is 78.6 (higher than 68% of U.S. ZIP codes). Its greatest modeled natural hazard is inland flooding. 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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