Data Last Updated: June 1, 2023

MERCER County, NJ ZIP Codes

MERCER County, NJ Covers 38 ZIP Codes

ZIP Code	Classification	City	Population	Timezone	Area Code(s)
ZIP Code 08520	General	Hightstown	29,291	Eastern	609
ZIP Code 08525	General	Hopewell	4,649	Eastern	609
ZIP Code 08534	General	Pennington	12,955	Eastern	609
ZIP Code 08540	General	Princeton	48,216	Eastern	609/640
ZIP Code 08541	Unique	Princeton	0	Eastern	609/640
ZIP Code 08542	General	Princeton	3,325	Eastern	609/640
ZIP Code 08543	P.O. Box	Princeton	0	Eastern	609/640
ZIP Code 08544	Unique	Princeton	4,349	Eastern	609/640
ZIP Code 08550	General	Princeton Junction	21,034	Eastern	609
ZIP Code 08560	General	Titusville	3,553	Eastern	609
ZIP Code 08561	P.O. Box	Windsor	330	Eastern	609
ZIP Code 08601	P.O. Box	Trenton	0	Eastern	609/640
ZIP Code 08602	P.O. Box	Trenton	0	Eastern	609/640
ZIP Code 08603	P.O. Box	Trenton	0	Eastern	609/640
ZIP Code 08604	P.O. Box	Trenton	0	Eastern	609/640
ZIP Code 08605	P.O. Box	Trenton	0	Eastern	609/640
ZIP Code 08606	P.O. Box	Trenton	0	Eastern	609/640
ZIP Code 08607	P.O. Box	Trenton	0	Eastern	609/640
ZIP Code 08608	General	Trenton	1,269	Eastern	609/640
ZIP Code 08609	General	Trenton	14,867	Eastern	609/640
ZIP Code 08610	General	Trenton	32,649	Eastern	609
ZIP Code 08611	General	Trenton	31,531	Eastern	609/640
ZIP Code 08618	General	Trenton	37,544	Eastern	609/640
ZIP Code 08619	General	Trenton	23,301	Eastern	609/640
ZIP Code 08620	General	Trenton	14,633	Eastern	609
ZIP Code 08625	P.O. Box	Trenton	0	Eastern	609/640
ZIP Code 08628	General	Trenton	10,310	Eastern	609/640
ZIP Code 08629	General	Trenton	13,359	Eastern	609
ZIP Code 08638	General	Trenton	23,548	Eastern	609/640
ZIP Code 08645	Unique	Trenton	0	Eastern	609/640
ZIP Code 08646	Unique	Trenton	0	Eastern	609/640
ZIP Code 08647	Unique	Trenton	0	Eastern	609/640
ZIP Code 08648	General	Lawrence Township	31,955	Eastern	609/640
ZIP Code 08650	P.O. Box	Trenton	0	Eastern	609/640
ZIP Code 08666	Unique	Trenton	0	Eastern	609/640
ZIP Code 08690	General	Trenton	19,470	Eastern	609
ZIP Code 08691	General	Robbinsville	16,866	Eastern	609
ZIP Code 08695	Unique	Trenton	0	Eastern	609/640

Timezone(s):	Eastern

Population:	9,288,994 (More Details)
Male Population:	4,518,705
Female Population:	4,770,289
Median Age:	40

ZIP Codes:	38
Cities:	10
Counties:	1
Area Codes:	0

Total Area:	229 square miles (county)
Land Area:	225 square miles (county)
Water Area:	4 square miles (county)

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MERCER, NJ Demographic Information

* Demographic data is based on 2020 Census.

Total population of MERCER County, NJ	387,340
Male population of MERCER County, NJ	189,986
Female population of MERCER County, NJ	197,354
Median age (years)	38.5
White Population	178,447
Black Population	74,993
Indian Population	2,442
Asian Population	48,537
Hawaiian Population	206
Hispanic Population	84,177
Median age (Male)	37.0
Median age (Female)	40.0
Total households	139,361
Average household size for MERCER County, NJ	2.64
Average family size of MERCER County, NJ	3.12
Total housing units for MERCER County, NJ	150,442

MERCER County, NJ ZIP Codes

MERCER County, NJ Covers 38 ZIP Codes

MERCER, NJ Demographic Information

MERCER County, NJ Covers 10 Cities