Zip code 91730: Rancho Cucamonga, California

Q: What city is zip code 91730?

91730 is assigned to Rancho Cucamonga, California. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 91730 in?

91730 is in San Bernardino County, California.

Q: What is the population of 91730?

About 71,613 people live in 91730, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 91730?

The median household income in 91730 is $92,237.

Q: What zip codes are near 91730?

The closest zip codes to 91730 are 91729, 91764, 91743, 91701, 91737.

Residential delivery areaSan Bernardino CountyPacific Time

Population

71,613

Median household income

$92K

U.S. $81K

Median home value

$616K

U.S. $333K

Median rent

$2,299/mo

U.S. $1,413

Median age

36.3

U.S. 38.9

Land area

14 sq mi

5,216 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 91730

91730 is an urban zip code in Rancho Cucamonga, California (San Bernardino County), covering 14 sq mi of land. About 71,613 people live here, or 5,216 per square mile. The median resident is 36.3 years old, compared with 38.9 nationally.

The median household earns $92,237 a year, close to the national median of $80,734. 10.2% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $616,300, or 6.7 years of median household income (U.S.: 4.1 years), which makes homes relatively expensive for local earners. 47% of occupied homes are lived in by their owners, and renters pay a median of $2,299 a month.

33% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 32.6 minutes each way, and 13% of workers work from home. The most common jobs among working residents are in office and administrative support; management; and healthcare. 44% of households speak a language other than English at home, most often Spanish.

How 91730 compares

Sorted from highest to lowest national percentile

Population71,613
95th
U.S. 334,922,499 · CA 39,287,37754th of 1,688 in CA
Diversity index70.7
94th
U.S. 61.4 · CA 69.7139th of 1,688 in CA
Median gross rent$2,299
92nd
U.S. $1,413 · CA $2,036432nd of 1,464 in CA
Average commute32.6 min
85th
WeaknessU.S. 26.4 min · CA 28.7 min333rd of 1,584 in CA
Median home value$616,300
83rd
U.S. $332,700 · CA $734,700872nd of 1,586 in CA
Population density5,216/sq mi
82nd
U.S. 95/sq mi · CA 252/sq mi450th of 1,688 in CA
Rent-burdened renters59.1%
80th
WeaknessU.S. 51.1% · CA 55.3%557th of 1,610 in CA
Foreign-born residents21.8%
77th
U.S. 14.1% · CA 27%725th of 1,688 in CA
Unemployment rate6.1%
70th
U.S. 5.2% · CA 6.6%840th of 1,681 in CA
Median earnings per worker$56,619
70th
U.S. $49,666 · CA $52,643693rd of 1,658 in CA
Government workers16.1%
66th
U.S. 14.5% · CA 14.8%733rd of 1,678 in CA
Median household income$92,237
64th
U.S. $80,734 · CA $99,122813th of 1,575 in CA
Broadband access93.7%
64th
U.S. 91% · CA 93.5%788th of 1,662 in CA
Healthcare workers10.4%
64th
U.S. 9.7% · CA 9.4%501st of 1,678 in CA
Self-employed workers9.7%
55th
U.S. 10% · CA 11.4%1,065th of 1,678 in CA
Per capita income$41,038
53rd
U.S. $44,673 · CA $49,513924th of 1,685 in CA
Bachelor's degree or higher32.6%
52nd
U.S. 35.7% · CA 37.1%805th of 1,687 in CA
Tech workers3%
52nd
U.S. 3.8% · CA 4.4%683rd of 1,678 in CA
Work from home12.9%
51st
U.S. 15.1% · CA 17.2%989th of 1,680 in CA
Residents under 1822.1%
50th
U.S. 22% · CA 22%675th of 1,688 in CA
Poverty rate10.2%
46th
U.S. 12.5% · CA 12%883rd of 1,666 in CA
Uninsured rate6.3%
45th
U.S. 8.4% · CA 6.6%684th of 1,675 in CA
Income inequality (Gini)0.423
40th
U.S. 0.483 · CA 0.4891,026th of 1,651 in CA
Veterans4.7%
35th
U.S. 6.2% · CA 4.3%771st of 1,686 in CA
Median age36.3
29th
U.S. 38.9 · CA 37.91,184th of 1,687 in CA
Residents 65 and older13.2%
25th
U.S. 17.2% · CA 15.7%1,207th of 1,688 in CA
Homeownership rate47.3%
15th
WeaknessU.S. 65.2% · CA 55.9%1,276th of 1,662 in CA
Housing vacancy3.2%
12th
U.S. 10.1% · CA 7.5%1,412th of 1,664 in CA

Measure	91730	San Bernardino	CA	U.S.	National percentile	Rank in CA
Population	71,613	2,197,104	39,287,377	334,922,499	95th	54th of 1,688
Diversity index	70.7	62.1	69.7	61.4	94th	139th of 1,688
Median gross rent	$2,299	$1,801	$2,036	$1,413	92nd	432nd of 1,464
Average commuteWeakness	32.6 min	32.6 min	28.7 min	26.4 min	85th	333rd of 1,584
Median home value	$616,300	$505,000	$734,700	$332,700	83rd	872nd of 1,586
Population density	5,216/sq mi	110/sq mi	252/sq mi	95/sq mi	82nd	450th of 1,688
Rent-burdened rentersWeakness	59.1%	58.5%	55.3%	51.1%	80th	557th of 1,610
Foreign-born residents	21.8%	21.6%	27%	14.1%	77th	725th of 1,688
Unemployment rate	6.1%	7.1%	6.6%	5.2%	70th	840th of 1,681
Median earnings per worker	$56,619	$45,380	$52,643	$49,666	70th	693rd of 1,658
Government workers	16.1%	16%	14.8%	14.5%	66th	733rd of 1,678
Median household income	$92,237	$85,478	$99,122	$80,734	64th	813th of 1,575
Broadband access	93.7%	93.3%	93.5%	91%	64th	788th of 1,662
Healthcare workers	10.4%	10%	9.4%	9.7%	64th	501st of 1,678
Self-employed workers	9.7%	9.8%	11.4%	10%	55th	1,065th of 1,678
Per capita income	$41,038	$34,343	$49,513	$44,673	53rd	924th of 1,685
Bachelor's degree or higher	32.6%	23.3%	37.1%	35.7%	52nd	805th of 1,687
Tech workers	3%	2.1%	4.4%	3.8%	52nd	683rd of 1,678
Work from home	12.9%	11%	17.2%	15.1%	51st	989th of 1,680
Residents under 18	22.1%	25.5%	22%	22%	50th	675th of 1,688
Poverty rate	10.2%	13.3%	12%	12.5%	46th	883rd of 1,666
Uninsured rate	6.3%	8%	6.6%	8.4%	45th	684th of 1,675
Income inequality (Gini)	0.423	0.438	0.489	0.483	40th	1,026th of 1,651
Veterans	4.7%	4.7%	4.3%	6.2%	35th	771st of 1,686
Median age	36.3	34.7	37.9	38.9	29th	1,184th of 1,687
Residents 65 and older	13.2%	12.6%	15.7%	17.2%	25th	1,207th of 1,688
Homeownership rateWeakness	47.3%	62.1%	55.9%	65.2%	15th	1,276th of 1,662
Housing vacancy	3.2%	9.3%	7.5%	10.1%	12th	1,412th of 1,664

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

15%

5–17

18–24

18%

25–34

15%

35–44

12%

45–54

12%

55–64

65–74

75+

Median age

36.3

Under 18

22.1%

65 and over

13.2%

Race and ethnicity

White29%
Black10%
Hispanic43%
Asian13%
Native American0.3%
Pacific Islander0.2%
Other1%
Multiracial4%

Diversity index

70.7

U.S. 61.4

Foreign-born

21.8%

U.S. 14.1%

Born in state

63.7%

Language spoken at home (households)

English only

56%

Spanish

26%

Other Indo-European

Asian / Pacific

12%

Other

Households

Households: 25,836
Average household size: 2.8
Family households: 68.5%
Married couples: 47.3%
Living alone: 24.5%
Veterans (of adults): 4.7%
Male / female: 48% / 52%

Income and poverty

Household income distribution

<$25k

12%

$25–50k

15%

$50–75k

13%

$75–100k

15%

$100–150k

19%

$150–200k

13%

$200k+

13%

Median household income

91730

$92,237

San Bernardino Co.

$85,478

California

$99,122

United States

$80,734

Per capita income

$41,038

U.S. $44,673

Poverty rate

10.2%

U.S. 12.5%

Households earning $150K+

26.1%

U.S. 23%

Income inequality (Gini)

0.423

U.S. 0.483

Housing

Median home value

91730

$616,300

San Bernardino Co.

$505,000

California

$734,700

United States

$332,700

Median gross rent

91730

$2,299

San Bernardino Co.

$1,801

California

$2,036

United States

$1,413

Types of housing

Single-family

57%

2–4 units

5–19 units

11%

20+ units

22%

Mobile home

Boat, RV, van

Housing units: 26,697
Owner-occupied: 47.3%
Vacant: 3.2%
Median year built: 1989
Median rooms: 4.9
Renters paying 30%+ of income: 59.1%
Renters paying 50%+ of income: 30.5%
Home value to income: 6.7× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

73%

Carpooled

11%

Transit

Walked

0.6%

Bicycle

0.1%

Worked from home

13%

Other

Commute time (one way)

<10 min

10%

10–19

21%

20–29

22%

30–44

21%

45–59

60+

18%

Average commute

32.6 min

U.S. 26.4 min

Unemployment

6.1%

U.S. 5.2%

In labor force

66.9%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Office and admin

12%

Management

11%

Healthcare

10%

Sales

10%

Transportation and moving

Education

Construction and repair

Business and finance

Food service

Cleaning and personal care

Engineering and science

Production

Legal and social services

Computer and math

Police and fire

Arts, media and sports

Farming, fishing and forestry

0.3%

Industries

Health care and social assistance

14%

Retail

12%

Education

11%

Transportation, warehousing and utilities

Manufacturing

Professional and technical services

Finance, insurance and real estate

Restaurants and hotels

Other services

Construction

Public administration

Wholesale

Admin, support and management

Information

Arts and recreation

Agriculture and mining

0.7%

Median earnings per worker

$56,619

U.S. $49,666

Self-employed

9.7%

U.S. 10%

Government workers

16.1%

U.S. 14.5%

Nonprofit workers

7.1%

U.S. 8.8%

Median earnings by type of work

Type of work	91730	U.S.
Management, business, science and arts	$79,650	$74,888
Service	$30,552	$26,804
Sales and office	$45,323	$40,476
Construction and maintenance	$72,171	$49,199
Production and transportation	$41,373	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

22%

Some college

25%

Associate's

11%

Bachelor's

21%

Graduate

12%

High school graduate or higher: 90.7%
Bachelor's degree or higher: 32.6%
Graduate or professional degree: 12%
Households with broadband: 93.7%
Cable, fiber or DSL: 80.6%
No internet access: 3.6%
Without health insurance: 6.3%
Limited-English households: 6%

Geography

City (USPS): Rancho Cucamonga
State: California
County: San Bernardino County
Center point: 34.1004° N, 117.5813° W
Land area: 14 sq mi
Water area: under 0.1 sq mi
Time zone: Pacific Time (UTC-8, UTC-7 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Rancho Cucamonga100% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 91730

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
91729	Rancho Cucamonga, CA · PO box	0.8 mi	—	—	—
91764	Ontario, CA	2.3 mi	56,270	$81,762	$565,800
91743	Guasti, CA · PO box	2.5 mi	—	—	—
91701	Rancho Cucamonga, CA	2.8 mi	39,287	$114,244	$795,300
91737	Rancho Cucamonga, CA	3.8 mi	22,958	$122,334	$878,400
91761	Ontario, CA	4.5 mi	62,935	$100,578	$635,000
91785	Upland, CA · PO box	4.5 mi	—	—	—
91786	Upland, CA	4.6 mi	55,829	$92,458	$641,600
91758	Ontario, CA · PO box	4.7 mi	—	—	—
91784	Upland, CA	5.1 mi	26,886	$154,349	$891,600
91739	Rancho Cucamonga, CA	5.3 mi	41,673	$143,265	$895,000
91762	Ontario, CA	5.8 mi	64,235	$83,850	$606,000

Zip codes like 91730 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 91730

What city is zip code 91730?

91730 is assigned to Rancho Cucamonga, California. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 91730 in?

91730 is in San Bernardino County, California.

What is the population of 91730?

About 71,613 people live in 91730, according to the Census Bureau's American Community Survey.

What time zone is 91730 in?

91730 is in Pacific Time.

What is the median household income in 91730?

The median household income in 91730 is $92,237.

What zip codes are near 91730?

The closest zip codes to 91730 are 91729, 91764, 91743, 91701, 91737.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 91730, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.