Explore Union Pier, Michigan, with this interactive street and satellite map. You can “grab” the Union Pier, MI street map and move it around to re-centre it. You can change between standard map view and satellite map view by clicking the small square in the bottom left-hand corner of the map. You can use the zoom buttons on the lower right side of the map to zoom in or out to street-level detail. You will find live weather, local and world news below.
| City | Union Pier |
| State | Michigan (MI) |
| County | Berrien |
| Country | United States of America |
| Timezone | Eastern Time (America/Detroit) |
| Latitude | 41.828097 |
| Longitude | -86.692525 |
| Population | 680 |
| Density | 55.0 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 49129 |
| Area Code | 269 |
| County Seat | St. Joseph |
Union Pier is a locality in Berrien County, Michigan, United States. It is a small community with a population of 680. The population density is 55.0 people per km². Union Pier is located at 41.8281°N, 86.6925°W. It observes the Eastern Time (America/Detroit) timezone. ZIP code: 49129.
Union Pier, a sliver of Michigan’s southwestern shore, unfolds with a gentle grace against the vast expanse of Lake Michigan. It lies 13.4 miles north-east of Michigan City, IN (from Michigan City, IN: bearing 51°T), and is situated 6.6 miles south-west of Sawyer. Here, the land rises and falls in soft undulations, a prelude to the sandy bluffs that crown the coastline, offering glimpses of the shimmering, deep blue water. The air, perpetually tinged with the briny breath of the lake, carries the scent of pine needles and damp earth, especially potent after a summer rain. Ancient oaks and maples, their branches gnarled like the hands of storytellers, stand sentinel over quiet lanes, their canopies filtering the sun into shifting patterns on the asphalt. The homes, a charming mélange of cottages and larger, year-round residences, seem to settle into the landscape, each with its own patch of green, its own embrace of the prevailing breeze. The history of Union Pier is intrinsically bound to the fertile earth of Berrien County and the allure of the Great Lakes. Once a vital stop along the railway line, its economy was shaped by agriculture – the rich soil yielding abundant fruit, particularly apples and grapes, that once flowed to markets far and wide. This agricultural heritage still whispers through the land, evident in the occasional roadside stand offering sun-ripened produce. More recently, Union Pier has found its character in the quiet draw of its shoreline, a haven for those seeking respite from the city’s clamor. The beaches here are not grand promenades but intimate stretches of sand, where the rhythmic lapping of waves provides a constant, soothing cadence to the days. The distinctive character of Union Pier lies in this blend of rural tranquility and lakeside charm, a place where the past informs the present, and the natural world holds sway.
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This page provides an embedded street and satellite map of Union Pier, Michigan — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 41.828097, -86.692525. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Union Pier and Berrien County.
Detailed location data for Union Pier includes the ZIP code (49129), telephone area code (269), county seat of Berrien County (St. Joseph), and school district assignment. These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Union Pier is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | June 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |