Zip Code 30078 — Snellville, GA

ZIP Code 30078 is associated with Snellville, GA, in Gwinnett County. The listed population estimate is 41,597; estimated density is 928.0 people per square mile. Among records with population estimates, it ranks #13 of 16 in Gwinnett County and #80 of 734 in GA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (33.861180, -84.017950)

Data MetricLocal Statistic
Postal / Zip Code30078
Primary CitySnellville
State / ProvinceGA
CountyGwinnett
Total Population41,597
Population Density928.0 people/sq mi
TimezoneAmerica/New_York

How 30078 Compares

MetricZIP 30078Gwinnett County recordsGA records
Population estimate41,597905,470 (sum)10,940,417 (sum)
Population Density928.0 /sq mi----
County population rank#13 of 16----
State population rank#80 of 734----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in GA

ZIP CodeCityDistancePopulation estimate
ZIP 30017Grayson3.7 mi26,620
ZIP 30039Snellville4.4 mi52,783
ZIP 30044Lawrenceville5.1 mi101,475
ZIP 30047Lilburn5.5 mi70,121
ZIP 30046Lawrenceville6.3 mi41,850

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →