Columbia, CA 95310 ZIP Code Profile

Related Place Profiles:
Columbia, CA

Preferred City Name & Primary Data

Preferred Name, USPS
Columbia, CA 95310

Primary Data:

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 110
  • Single Family Addresses: 548
  • Multi-Family Addresses: 170
  • County: Tuolumne County
  • Centroid: Latitude 38.043, Longitude -120.391
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

95310 ZIP Code Profile Overview

  1. The Data section of the 95310 Profile (this page) specifies the USPS Preferred City Name plus any additional city names they associate with this ZIP Code and Primary 95310 ZIP Code Data (see above). This page also has current Demographic Data for 95310 and Peer Comparison Data to other California ZIP Codes.
  2. The Maps section shows the Boundary Map for ZIP Code 95310.
  3. The Photos section shows photos taken in and around Columbia, CA 95310. The location of the photos (availiable in 2 sizes) are displayed on a map.
  4. The Schools section displays either a list of schools in Columbia, CA 95310 or a link to Tuolumne County schools.
  5. The Jobs section is a Jobs and Employment Center for Columbia, CA 95310 with a searchable database of local area employment opportunities.

Columbia, CA 95310 Data & Demographics (As of July 1, 2014)


Total Population 1,648
Population in Households 1,619
Population in Familes 1,233
Population in Group Qrtrs 29
Population Density1 129
Diversity Index2 27


Total Households 718
Average Household Size 2.25
Family Households 447
Average Family Size 3


Total Housing Units 842 (100%)
Owner Occupied HU 495 (58.8%)
Renter Occupied HU 223 (26.5%)
Vacant Housing Units 124 (14.7%)
Median Home Value $199,074
Average Home Value $250,152


Median Household Income $45,029
Average Household Income $55,911
Per Capita Income $24,515
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.36% 0.16%
Households 0.57% 0.17%
Families 0.53% 0.13%
Median Household Income   3.04%
Per Capita Income   2.34%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Columbia, CA 95310: Peer Comparison by Rank and Percentile (As of July 1, 2014)

The table below compares 95310 to the other 1,675 ZIP Codes in California by rank and percentile. The place with the highest value is ranked # 1. Percentile example: a location that ranks higher than 25% of its peers would be in the 25th percentile of the peer group.

Try our VERY EASY TO USE California Census Data Comparison Tool that allows you to compare and rank key demographic data 60 different ways!

Rank Percentile
Total Population # 1306 22nd
Population Density1 # 1152 31st
Diversity Index2 # 1597 5th
Median Household Income # 1120 33rd
Per Capita Income # 943 44th

Information Updates

The Demographic Data for the 3,653 California cities, towns, counties, ZIP Codes and Census Designated Places (CDPs) profiled in this gazetteer is updated annually. Last Update: July 1, 2014.

The ZIP Code maps and the data regarding the number of residential and business addresses in each ZIP Code are updated four times per year. Last Update: August 1, 2014.

The information on the 120,914 California Physical, Cultural and Historic Features is updated six times per year. Last Update: August 2, 2014.

The School Attendance Zone Maps are updated four times per year. Last Update: January 6, 2014.