Mill Plain
Census-designated place in Greater Bridgeport Planning Region, Connecticut

Mill Plain is an unincorporated community (census-designated place) in Greater Bridgeport Planning Region, Connecticut, with 1,654 residents (2020 Census). The nearest town is Fairfield University, 0.7 miles E.
- 1,654residents (2020 Census)
- 0.5 sq miland area · 1.3 km²
- 3,321 / sq mipopulation density
- 06890main ZIP code (2 in total)
Mill Plain weather: 7-day forecast
Loading the National Weather Service forecast…
Source: National Weather Service (NOAA).
Live webcams in Mill Plain
Webcams: Windy.com
Living in Mill Plain
- Median household income
- $200,380
- Median home value
- $818,900
- Median age
- 43.8
Do you know Mill Plain? Tell us about it
Help other travelers: share what makes Mill Plain special. We review every message before publishing it.
Map of Mill Plain
Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Mill Plain Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Mill Plain, CT population
Mill Plain had 1,654 residents in the 2020 Census.
| 2020 Census | 1,654 |
|---|---|
| Density | 3,321 per sq mi (1,282 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Mill Plain at a glance
| State | Connecticut (CT) |
|---|---|
| County | Greater Bridgeport Planning Region |
| Type | Census-designated place |
| Population | 1,654 (2020) |
| Land area | 0.50 sq mi (1.3 km²) |
| Water area | 0.01 sq mi (0.02 km²) |
| Coordinates | 41.1560° N, 73.2692° W |
| ZIP codes | 06890, 06824 |
| Census code (GEOID) | 0947990 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Mill Plain
- Fairfield University0.7 mi E
- Fairfield1.4 mi N
- Southport1.7 mi SW
- Staples2.9 mi W
- Murray3.1 mi N
- Greens Farms3.5 mi SW
- Coleytown4.1 mi W
- Bridgeport4.4 mi NE
- Westport4.6 mi SW
- Sacred Heart University4.7 mi N
- Westport Village4.8 mi W
- Compo4.9 mi SW
Straight-line distance between town centers.
Frequently asked questions about Mill Plain
What county is Mill Plain in?
Mill Plain is in Greater Bridgeport Planning Region, Connecticut.
What is the population of Mill Plain, CT?
1,654 people lived in Mill Plain at the 2020 Census.
What is the ZIP code of Mill Plain, CT?
The main ZIP code is 06890. Other ZIP codes: 06824.
What towns are near Mill Plain?
Fairfield University (0.7 mi), Fairfield (1.4 mi), Southport (1.7 mi), Staples (2.9 mi), Murray (3.1 mi).
Last updated: