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ZIP Code 08542

Mercer, New Jersey

ZCTA 08542

Juniper

ZIP Code 08542 is in the lowest 34% 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 home price against income.

Median Income

$105,524

Higher than 84% of U.S. ZIP codes
Home Price vs Incomeyears of income to buy a typical home

7.15×

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

52.9

Lower than 66% of U.S. ZIP codes

The boundary of ZIP Code 08542, in Mercer, New Jersey.

The basics

Total Population

2,533

Median Age

37.2

Population Density

6,567.53

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

$2,497

Higher than 97% of U.S. ZIP codes

Home prices & appreciation

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

14%

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

22%

Climate & weather

Summer Avg High (°F)

84.4

Winter Avg Low (°F)

23.6

Avg Temperature (°F)

52.8

Hot Days/yr (>90°F)

26.1

Freezing Days/yr (<32°F)

114.2

Annual Precipitation (in)

49.4

Annual Snowfall (in)

23.7

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 08542: frequently asked questions

How much is property tax in ZIP Code 08542?
The median annual property tax in ZIP Code 08542 is $10,001.
Is ZIP Code 08542 expensive to live in?
Homes in ZIP Code 08542 cost about 7.15× the median household income, higher than 94% of U.S. ZIP codes.
What is the average rent in ZIP Code 08542?
The median gross rent in ZIP Code 08542 is $2,497 a month, higher than 97% of U.S. ZIP codes.
How many people live in ZIP Code 08542?
ZIP Code 08542 has a population of 2,533, about 6,567.53 people per square mile, per the U.S. Census American Community Survey. The median age is 37.2.
What is the weather like in ZIP Code 08542?
ZIP Code 08542 averages 52.8°F year-round, summer highs near 84.4°F, winter lows around 23.6°F (NOAA 1991–2020 normals). It sees about 23.7 inches of snow a year.
Is ZIP Code 08542 at risk of flooding or natural disasters?
ZIP Code 08542's FEMA National Risk Index score is 52.9 (lower than 66% 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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