Census Data for Union
As far as we can tell, Union has not been included in past Census counts, so there is no population information for this community.
While we don't have census information for Union, you might be interested in some nearby communities where we do:
- Napa
(Less than 2 miles to the southeast)
- Yountville
(6 miles [9.7 km] to the northwest)
- Sonoma
(8 miles [12.9 km] to the west)
- Fetters Hot Springs - Agua Caliente
(9 miles [14.5 km] to the west)
- American Canyon
(10 miles [16.1 km] to the south)
- Jump to our Gazetteer entry for American Canyon
- American Canyon is located in Napa County
- The population in 2015 was estimated at 20,554 people. This represents a 5.65% increase since 2010.The 2010 Census gave a population of 19,454 people.
- Jump to TripAdvisor's Tourism page for American Canyon <1>
- Fairfield
(15 miles [24.1 km] to the east)
- Saint Helena
(15 miles [24.1 km] to the northwest)
- Suisun City
(15 miles [24.1 km] to the east)
- Vallejo
(15 miles [24.1 km] to the south)
- Vacaville
(17 miles [27.4 km] to the east)
- Petaluma
(18 miles [29 km] to the west)
- Benicia
(20 miles [32.2 km] to the southeast)
- Continue List (392 more) ...
- Novato
(20 miles [32.2 km] to the southwest)
- Cotati
(21 miles [33.8 km] to the west)
- Hercules
(21 miles [33.8 km] to the south)
Napa County ...
Union is located in Napa County<2>.
For more information, please visit our Census Page for Napa County.
Miscellaneous Information for Union ...
The Federal government has assigned various identifying codes to each community, county and state. At one time or another, the US Census Bureau has used one (or more) of the following identifiers when referring to either Napa County or the community of Union:
- The GNIS Codes ...
- The current system of identification is called the Geographic Names Information System (GNIS). The following GNIS codes relate to Union:
- GNIS ID for Union: 1660075
- GNIS ID for Napa County: 277292
- GNIS ID for State of California: 1779778
- Misc. Census Codes ...
- Union is located in Census Region #4 (the West Region) and Division #9 (the Pacific Division).
For more information about the various Federal identification codes, please visit our Misc Page for Union.
Footnotes ...
<1> | While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program. |
<2> | If you're interested in how the shape of California's counties, including Napa, have changed over time, we recommend the Atlas of Historical County Boundaries. |