Columbia ZIP Codes — Tuolumne County, CA

There is one unique ZIP code in Columbia, California and it is 95310. Area code: 209.
1
ZIP codes
44.73
sq mi land
1.03
sq mi water
209
area code
Columbia, CA ZIP code map

About Columbia, CA

Columbia, California is a charming historic town nestled in Tuolumne County. Known for its rich gold mining history, Columbia offers a glimpse into California's past with its well-preserved buildings and vibrant community. Visitors to Columbia can enjoy a unique blend of history, outdoor activities, and a welcoming small-town atmosphere.

Location & geography

Geographically, Columbia is located approximately 1.5 miles southeast of Groveland and about 22 miles northwest of Sonora, which is the county seat of Tuolumne County. The town covers a total land area of 44.73 square miles, with an additional 1.03 square miles of water. The terrain is characterized by beautiful rolling hills and pine forests, offering residents and visitors numerous opportunities for outdoor recreation.

Community & economy

The character of Columbia is steeped in history, evident in its preserved architecture and local events that celebrate its gold mining past. The community thrives on tourism, welcoming visitors year-round who come to experience its historic sites and outdoor activities. Daily life in Columbia is enriched by a blend of local businesses, craft shops, and cultural events that foster a tight-knit community spirit.

Transportation

Columbia is accessible via State Route 49, which connects the town to larger highways and neighboring areas. The nearest major airport is the Modesto City-County Airport, located approximately 60 miles southwest of Columbia. Public transportation options are limited, so most residents rely on personal vehicles for commuting.

History

Columbia was founded during the California Gold Rush in 1850, quickly establishing itself as a key mining town. The town was known for its gold production, and to this day, many of its original structures have been preserved, allowing visitors to step back in time. Notable events in the town's history include its designation as a state historic park in 1945, which helped to protect its unique heritage.

Did you know?

One surprising fact about Columbia is that it has retained much of its original 19th-century architecture, making it a living museum of the Gold Rush era. Additionally, the town hosts numerous reenactments and events, immersing visitors in the historical experience.

ZIP codes for Columbia, CA (1)
ZIP code City County Map
95310 Columbia Tuolumne View map

Demographics & statistics

1,849
Population
48.0
Median age
$55,543
Median household income
$33,865
Per capita income
$376,700
Median home value
$795
Median monthly rent
72.6%
Home ownership
17.0%
Poverty rate
5.7%
Unemployment
711
Housing units
25.5%
Bachelor's or higher

Age distribution

Male Female
25
Under 5
28
67
5–9
73
44
10–14
47
69
15–19
75
48
20–24
52
83
25–34
90
63
35–44
69
112
45–54
122
33
55–59
35
47
60–64
50
149
65–74
162
110
75–84
119
37
85+
40
← Male
Female →

Age summary

GroupCount%
Under 1842823.1%
18 and over1,42176.9%
65 and over61733.4%
Median age48.0 years

Race & ethnicity

White 85.2%
Hispanic or Latino 6.8%
Two or more races 4.3%
Other race 3%
Black or African American 0.6%
Asian 0.2%
GroupCount%
White1,69185.2%
Hispanic or Latino1356.8%
Two or more races854.3%
Other race593%
Black or African American110.6%
Asian30.2%

Household income

Under $10k 3.5%
$10k–$15k 13.4%
$15k–$25k 11.8%
$25k–$35k 3.9%
$35k–$50k 16.8%
$50k–$75k 14.8%
$75k–$100k 7.6%
$100k–$150k 13.9%
$150k–$200k 8.6%
$200k+ 5.8%
Range% of households
Under $10k3.5%
$10k–$15k13.4%
$15k–$25k11.8%
$25k–$35k3.9%
$35k–$50k16.8%
$50k–$75k14.8%
$75k–$100k7.6%
$100k–$150k13.9%
$150k–$200k8.6%
$200k+5.8%
Median income$55,543

Housing

Home values

Under $50k 5.6%
$50k–$100k 2.7%
$100k–$150k 2.7%
$150k–$200k 2.9%
$200k–$300k 18.0%
$300k–$500k 33.0%
$500k–$1M 28.8%
$1M+ 6.3%

Housing overview

MetricValue
Median home value$376,700
Median rent / month$795
Owner occupied72.6%
Renter occupied27.4%
Vacant17.0%
Single-family detached68.0%
Large apartment buildings0.0%
Mobile homes8.5%
Median rooms4.9
Avg household size (owned)2.53

Year built

Era%
2020 or later0.0%
2010–20194.8%
2000–200919.9%
1990–19992.7%
1980–198930.5%
1970–197923.4%
1960–196910.8%
1950–19593.3%
1940–19490.0%
1939 or earlier4.7%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom12.0%
2 bedrooms29.5%
3 bedrooms49.3%
4 bedrooms6.6%
5+ bedrooms2.6%

Vehicles per household

Vehicles% of households
No vehicle9.2%
1 vehicle32.3%
2 vehicles26.8%
3 or more31.7%

Heating fuel

Fuel type%
Utility gas6.8%
Electricity36.4%
Propane / LP gas33.0%
Wood17.9%
No fuel used5.9%

Households & families

Household typeCount%
Married-couple family27335.7%
Cohabiting couple00.0%
Male householder, no spouse22529.5%
Female householder, no spouse26634.8%
Households with children under 1818624.3%
Households with seniors (65+)45859.9%
Average household size2.42

Marital status

StatusMaleFemale
Never married22.0%20.7%
Married52.6%48.1%
Separated3.3%1.0%
Widowed5.0%12.7%
Divorced17.2%17.4%

Education

Less than 9th grade 0.0%
Some HS, no diploma 12.9%
HS graduate 16.5%
Some college, no degree 37.0%
Associate's degree 8.0%
Bachelor's degree 17.1%
Graduate / professional 8.4%
Metric%
HS diploma or higher87.1%
Bachelor's or higher25.5%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool429.1%
Kindergarten7516.2%
Elementary school13228.5%
High school12627.2%
College / grad school8819.0%

Employment

Industry of employment

Professional & management 18.4%
Education & healthcare 17.8%
Agriculture & mining 11.4%
Construction 10.9%
Retail trade 10.4%
Transportation & utilities 9.1%
Public administration 9.1%
Other services 7.0%
Arts, food & hospitality 5.5%
Wholesale trade 0.4%

Occupation

Category%
Management, business & arts29.1%
Service22.7%
Sales & office13.7%
Natural resources & construction17.0%
Production & transportation17.5%

Employment type

Type%
Private sector72.0%
Government14.5%
Self-employed13.6%
Unpaid family workers0.0%

Commute

Method%
Drive alone76.1%
Carpool9.8%
Public transit0.0%
Walk0.0%
Other means0.0%
Avg commute (minutes)24.0

Poverty

All people 17.0%
Under 18 years 10.4%
18 and over 18.9%
Married-couple families 6.2%
Female-led households 45.5%

Income support

Source% of households
Social Security49.6%
Retirement income29.5%
Supplemental Security2.9%
Cash public assistance0.0%
Food stamps / SNAP19.0%

Health indicators

Condition%
High blood pressure39.6%
High cholesterol38.5%
Heart disease9.7%
Stroke4.6%
Asthma10.9%
Arthritis33.0%
Kidney disease4.1%
Pulmonary disease11.0%
Cancer8.9%
Behavior / access%
Binge drinking15.6%
No physical activity23.3%
Less than 7 hrs sleep30.7%
Fair or poor health19.6%
Poor mental health15.3%
Poor physical health14.4%
No health insurance9.8%
Visited doctor (checkup)71.7%
Visited dentist61.5%
Cholesterol screening92.6%
Teeth loss14.7%

Veterans & disability

VeteransCount%
Civilian veterans19313.6%
Disability%
Any disability23.4%
Under 180.0%
18–64 years17.9%
65 and over46.8%

Health insurance coverage

Type%
Private insurance61.2%
Public insurance49.7%
Uninsured under 1914.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only1,79697.1%
Spanish211.2%
Other Indo-European211.2%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)1,74994.6%
Born in same state1,73093.6%
Born in different state1,38875.1%
Foreign born191.0%
Naturalized citizen1005.4%
Not a US citizen8888.0%

Ancestry

AncestryCount%
French51127.6%
Italian31417%
Arab512.8%
Dutch432.3%
AncestryCount%
English412.2%
German221.2%
Polish70.4%

Technology access

Metric% of households
Computer access41.3%
Internet access93.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions
What ZIP codes does Columbia, CA have?
Columbia, CA has one ZIP code: 95310. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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