1900s (20th Century) Maps of Union County, New Jersey
Explore 34 historic maps of Union County from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.
Whether you're researching your family's past, planning a metal detecting trip, or studying how Union County's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.
- Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
- See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
- Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
- View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.
Start exploring Union County's history through authentic maps from the 1900s. This is your window into the past.
Union County, NJ maps
(34)- 1900 Map of Passaic
1900 Passaic1900 Print · USGSCovers Union County, including New York, Newark, and other nearby areas - 1900 Map of Staten Island
1900 Staten Island1900 Print · USGSCovers Union County, including New York, Newark, and other nearby areas10 unique versions available - 1905 Map of Plainfield
1905 Plainfield1905 Print · USGSCovers Union County, including New York, Newark, and other nearby areas6 unique versions available - 1905 Map of Passaic
1905 Passaic1905 Print · USGSCovers Union County, including New York, Newark, and other nearby areas4 unique versions available - 1921 Map of Plainfield
1921 Plainfield1921 Print · USGSCovers Union County, including New York, Newark, and other nearby areas - 1942 Map of Passaic
1942 Passaic1942 Print · USGSCovers Union County, including New York, Newark, and other nearby areas - 1943 Map of Roselle, 1947 Print
1943 Roselle1947 Print · USGSCovers Union County, including Newark, Elizabeth, and other nearby areas - 1944 Map of Newark, 1971 Print
1944 Newark1971 Print · USGSCovers Union County, including New York, Philadelphia, and other nearby areas5 unique versions available - 1947 Map of Elizabeth
1947 Elizabeth1947 Print · USGSCovers Union County, including New York, Newark, and other nearby areas2 unique versions available - 1947 Map of Chatham
1947 Chatham1947 Print · USGSCovers Union County, including Plainfield, Westfield, and other nearby areas2 unique versions available - 1947 Map of Perth Amboy
1947 Perth Amboy1947 Print · USGSCovers Union County, including New York, Edison, and other nearby areas - 1947 Map of Roselle
1947 Roselle1947 Print · USGSCovers Union County, including Newark, Elizabeth, and other nearby areas2 unique versions available - 1947 Map of Arthur Kill
1947 Arthur Kill1947 Print · USGSCovers Union County, including New York, Woodbridge Township, and other nearby areas - 1947 Map of Plainfield
1947 Plainfield1947 Print · USGSCovers Union County, including Edison, Franklin Township, and other nearby areas2 unique versions available - 1949 Map of Newark
1949 Newark1949 Print · USGSCovers Union County, including New York, Philadelphia, and other nearby areas2 unique versions available - 1955 Map of Plainfield, 1957 Print
1955 Plainfield1957 Print · USGSCovers Union County, including Edison, Franklin Township, and other nearby areas5 unique versions available - 1955 Map of Arthur Kill, 1957 Print
1955 Arthur Kill1957 Print · USGSCovers Union County, including New York, Woodbridge Township, and other nearby areas2 unique versions available - 1955 Map of Chatham, 1957 Print
1955 Chatham1957 Print · USGSCovers Union County, including Plainfield, Westfield, and other nearby areas7 unique versions available - 1955 Map of Elizabeth, 1958 Print
1955 Elizabeth1958 Print · USGSCovers Union County, including New York, Newark, and other nearby areas2 unique versions available - 1955 Map of Roselle, 1958 Print
1955 Roselle1958 Print · USGSCovers Union County, including Newark, Elizabeth, and other nearby areas4 unique versions available - 1956 Map of Newark
1956 Newark1956 Print · USGSCovers Union County, including New York, Philadelphia, and other nearby areas2 unique versions available - 1956 Map of Perth Amboy, 1958 Print
1956 Perth Amboy1958 Print · USGSCovers Union County, including New York, Edison, and other nearby areas6 unique versions available - 1957 Map of Newark
1957 Newark1957 Print · USGSCovers Union County, including New York, Philadelphia, and other nearby areas - 1960 Map of Newark
1960 Newark1960 Print · USGSCovers Union County, including New York, Philadelphia, and other nearby areas3 unique versions available - 1964 Map of Newark
1964 Newark1964 Print · USGSCovers Union County, including New York, Philadelphia, and other nearby areas2 unique versions available
Showing maps 1-25 of 34
Top cities of Union County
- Elizabeth historical maps
- Union historical maps
- Plainfield historical maps
- Linden historical maps
- Westfield historical maps
- Rahway historical maps
See more
Frequently asked questions
- What are the different types of historical maps available for Union County?
- What is the oldest map of Union County?
- Where can I purchase historical maps of Union County for my home or office?
- Where can I download high-res historical maps of Union County?
- Are there historical topographic maps available for Union County?
- Is there historical aerial imagery available for Union County?
- Where are historical maps of Union County sourced from?