What city is ZIP code 08020?

ZIP code 08020 is in Mount Royal, NJ (Gloucester County).

What county is ZIP code 08020 in?

ZIP code 08020 is mostly in Gloucester County, New Jersey.

How many people live in ZIP code 08020?

About 2,480 people live in the 08020 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 08020

Mount Royal, NJ, Gloucester County

Population

2,480

Land area

4.6sq mi

People per sq mi

545

City

Mount Royal

ZIP 08020 and nearby ZIP codes

Full map

ZIP 08020 at a glance

ZIP 08020 (Mount Royal) is 57% less dense than New Jersey as a whole.
The median household income is $134,490, 30% above the New Jersey median of $103,556.
A typical owner-occupied home is valued at $359,800 (21% below New Jersey).

Local data for ZIP 08020

Counts from official public data

Housing and community stats

ZIP 08020, American Community Survey 2020-2024

Full profile

Median household income

$134,490

Poverty rate

3.6%

Median home value

$359,800

Prices +2.4% in a year

Homeownership

96.4%

Bachelor's or higher

39.5%

Median age

50.6

Average commute

33.8 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

ZIP Business Patterns 2023

Employees

506

$20.9M annual payroll

PPP loans

$6.6M

80 loans

Campaign donations

$15.9K

14% D, 34% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 08020, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Moderate

Top: winter weather

Storm events since 1996

1,174

Countywide, mostly thunderstorm wind

Flood insurance policies

836

0.9% of homes, county

July high / Jan low

88° / 26°F

44.1 inches of rain a year

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 08020, CDC PLACES estimates

All 40 measures

Obesity

28.8%

U.S. 33.3% -4.5 pts

Diabetes

9.1%

U.S. 12.1% -3.0 pts

Smoking

9.8%

U.S. 12.8% -3.0 pts

Uninsured (18-64)

6.2%

U.S. 11.1% -4.9 pts

Frequently asked questions

What city is ZIP code 08020?: ZIP code 08020 is in Mount Royal, NJ (Gloucester County).
What county is ZIP code 08020 in?: ZIP code 08020 is mostly in Gloucester County, New Jersey.
How many people live in ZIP code 08020?: About 2,480 people live in the 08020 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.