US Census Data

ZIP Code 93420

ZIP Code Tabulation Area in San Luis Obispo County, California.

Population
32,016
+4.2%’19–’23
Median household income
$106,718
+24.7%’19–’23
Median home value
$872,200
+31.5%’19–’23

ZIP Code 93420 is a ZIP Code Tabulation Area in San Luis Obispo County, California, home to about 32,016 residents. Its median household income of $106,718 runs above the San Luis Obispo County figure of $93,398.

Between 2019 and 2023, ZIP Code 93420's population grew 4.2% from 30,740 to 32,016, while its median gross rent rose 35.5% from $1,494 to $2,025.

71.9% of homes are single-family detached houses. The typical home was built around 1983.

Demographics

ACS 2019–2023
Population
32,016
Median age
45.4 yrs
Median household income
$106,718
Median home value
$872,200
Median gross rent
$2,025
Housing units
13,823
Homeownership rate
66.2%
Bachelor's degree or higher
43.7%
Unemployment rate
4.0%

Trends

ACS 5-year · 2019–2023
Population
30,74032,016
Median household income
$85,551$106,718
Median home value
$663,500$872,200
Median gross rent
$1,494$2,025
YearPopulationMedian household incomeMedian home valueMedian gross rent
201930,740$85,551$663,500$1,494
202029,915$91,211$681,300$1,622
202131,864$94,315$710,000$1,703
202232,126$104,314$836,500$2,028
202332,016$106,718$872,200$2,025

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 51,9086.0%
5 to 174,89515.3%
18 to 242,2757.1%
25 to 343,0119.4%
35 to 443,84412.0%
45 to 543,52211.0%
55 to 644,16113.0%
65 to 744,86115.2%
75 and over3,53911.1%

Race & ethnicity

CountShare
White (non-Hispanic)22,67170.8%
Black or African American2240.7%
American Indian & Alaska Native520.2%
Asian1,0573.3%
Native Hawaiian & Pacific Islander00.0%
Some other race1210.4%
Two or more races2,3067.2%
Hispanic or Latino (any race)5,58517.4%

Educational attainment (age 25+)

CountShare
No high school diploma1,1535.0%
High school graduate4,10517.9%
Some college or associate's7,66133.4%
Bachelor's degree6,49028.3%
Graduate or professional degree3,52915.4%

Commute to work

Mean travel time to work
22 min

How workers get to work

CountShare
Drove alone9,68770.2%
Carpooled1,51311.0%
Public transit40.0%
Walked3162.3%
Bicycle2491.8%
Worked from home1,89313.7%
Other means1351.0%

Travel time

CountShare
Under 15 min3,62530.5%
15 to 29 min5,18243.5%
30 to 44 min2,18218.3%
45 to 59 min4453.7%
60+ min4703.9%

Households

Average household size
2.50
Poverty rate
7.5% (2,378 of 31,798)
CountShare
Family households8,86570.1%
Nonfamily households3,77729.9%

Housing

Median year structure built
1983

Occupancy

CountShare
Occupied12,64291.5%
Vacant1,1818.5%

Tenure (of occupied units)

CountShare
Owner-occupied8,36766.2%
Renter-occupied4,27533.8%

Units in structure

CountShare
1-unit, detached9,93871.9%
1-unit, attached8986.5%
2 to 4 units3772.7%
5 to 19 units6564.7%
20 or more units5864.2%
Mobile home & other1,3689.9%

Geography

ZCTA
93420
Land area
197 sq mi
Water area
1.15 sq mi
Center point
35.1760, -120.4768

Counties this ZIP covers

1

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

8