Penngrove ZIP Codes — Sonoma County, CA

There is one unique ZIP code in Penngrove, California and it is 94951. Area code: 707.

ZIP codes

12.86

sq mi land

0.00

sq mi water

707

area code

Penngrove, CA ZIP code map

About Penngrove, CA

Penngrove, California, is a charming small town located in Sonoma County. Known for its rural character and serene landscapes, it provides a peaceful setting for residents and visitors alike. The community thrives on its agricultural roots while embracing a family-friendly atmosphere.

Location & geography

Penngrove is situated in northern California, approximately 10 miles southeast of Santa Rosa and 13 miles northwest of Petaluma. The town spans an area of 12.86 square miles, characterized by rolling hills and rich farmland. Interestingly, there are no water areas within Penngrove, making it a landlocked community.

Community & economy

The character of Penngrove is marked by its close-knit community and a strong connection to its agricultural heritage. Many residents are engaged in local industries such as farming and viticulture, with nearby vineyards contributing to Sonoma County’s wine reputation. Daily life in Penngrove features a blend of rural charm and a supportive environment for families, emphasizing outdoor activities and community events.

Transportation

Penngrove is accessible via State Route 116, which connects it to surrounding communities and facilitates easy travel within the region. The nearest major airport is Charles M. Schulz–Sonoma County Airport, located about 17 miles away in Santa Rosa. Public transportation options are limited, emphasizing the importance of personal vehicles for commuting.

History

Penngrove was founded in the late 19th century and began as an agricultural community that supported local farming activities. Over the years, it has maintained its rural charm while evolving to include a more diverse range of businesses that cater to residents and visitors. Notable events include the annual Penngrove Rodeo, which celebrates the town's western heritage.

Did you know?

A lesser-known fact about Penngrove is that it was once home to a thriving peat moss industry in the early 20th century. This unique aspect of its history showcases the town's evolution and adaptation over time.

ZIP codes for Penngrove, CA (1)

ZIP code	City	County	Map
94951	Penngrove	Sonoma	View map

Demographics & statistics

3,574

Population

54.8

Median age

$110,296

Median household income

$64,777

Per capita income

$1,153,700

Median home value

$1,811

Median monthly rent

69.6%

Home ownership

6.5%

Poverty rate

5.2%

Unemployment

1,118

Housing units

41.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

111

5–9

118

10–14

144

107

15–19

130

20–24

169

25–34

206

112

35–44

138

103

45–54

125

55–59

153

184

60–64

224

336

65–74

410

117

75–84

143

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	765	21.4%
18 and over	2,809	78.6%
65 and over	1,095	30.6%
Median age	54.8 years

Race & ethnicity

White 70.9%

Hispanic or Latino 11.6%

Two or more races 10.9%

Asian 2.8%

Other race 2.4%

Native Hawaiian / Pacific Islander 1.3%

Group	Count	%
White	2,868	70.9%
Hispanic or Latino	469	11.6%
Two or more races	442	10.9%
Asian	112	2.8%
Other race	99	2.4%
Native Hawaiian / Pacific Islander	53	1.3%

Household income

Under $10k 4.3%

$15k–$25k 2.5%

$25k–$35k 7.0%

$35k–$50k 2.8%

$50k–$75k 17.2%

$75k–$100k 11.3%

$100k–$150k 23.9%

$150k–$200k 6.5%

$200k+ 24.5%

Range	% of households
Under $10k	4.3%
$15k–$25k	2.5%
$25k–$35k	7.0%
$35k–$50k	2.8%
$50k–$75k	17.2%
$75k–$100k	11.3%
$100k–$150k	23.9%
$150k–$200k	6.5%
$200k+	24.5%
Median income	$110,296

Housing

Home values

Under $50k 1.0%

$300k–$500k 0.9%

$500k–$1M 27.2%

$1M+ 70.9%

Housing overview

Metric	Value
Median home value	$1,153,700
Median rent / month	$1,811
Owner occupied	69.6%
Renter occupied	30.4%
Vacant	6.1%
Single-family detached	94.8%
Large apartment buildings	0.0%
Mobile homes	1.3%
Median rooms	5.6
Avg household size (owned)	2.73

Year built

Era	%
2020 or later	0.0%
2010–2019	4.2%
2000–2009	8.4%
1990–1999	14.5%
1980–1989	13.3%
1970–1979	13.9%
1960–1969	11.3%
1950–1959	5.5%
1940–1949	5.0%
1939 or earlier	24.0%

Bedrooms

Size	% of units
No bedroom (studio)	8.2%
1 bedroom	7.0%
2 bedrooms	23.1%
3 bedrooms	40.7%
4 bedrooms	18.7%
5+ bedrooms	2.2%

Vehicles per household

Vehicles	% of households
No vehicle	4.2%
1 vehicle	23.0%
2 vehicles	33.5%
3 or more	39.2%

Heating fuel

Fuel type	%
Utility gas	53.3%
Electricity	23.0%
Propane / LP gas	10.6%
Fuel oil	0.7%
Wood	5.6%
Solar	4.2%

Households & families

Household type	Count	%
Married-couple family	742	50.5%
Cohabiting couple	139	9.5%
Male householder, no spouse	110	7.5%
Female householder, no spouse	477	32.5%
Households with children under 18	336	22.9%
Households with seniors (65+)	783	53.3%
Average household size	2.41

Marital status

Status	Male	Female
Never married	23.5%	24.6%
Married	60.7%	47.4%
Separated	0.0%	0.0%
Widowed	5.1%	10.0%
Divorced	10.7%	18.0%

Education

Less than 9th grade 2.8%

Some HS, no diploma 3.6%

HS graduate 10.6%

Some college, no degree 29.3%

Associate's degree 12.4%

Bachelor's degree 27.0%

Graduate / professional 14.3%

Metric	%
HS diploma or higher	93.6%
Bachelor's or higher	41.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	8	0.8%
Kindergarten	12	1.2%
Elementary school	405	39.9%
High school	139	13.7%
College / grad school	452	44.5%

Employment

Industry of employment

Education & healthcare 36.2%

Professional & management 14.2%

Finance & real estate 12.4%

Other services 6.6%

Retail trade 5.4%

Agriculture & mining 5.1%

Construction 5.0%

Public administration 4.6%

Transportation & utilities 3.8%

Arts, food & hospitality 2.6%

Manufacturing 2.2%

Wholesale trade 1.9%

Occupation

Category	%
Management, business & arts	55.5%
Service	20.9%
Sales & office	14.5%
Natural resources & construction	5.0%
Production & transportation	4.1%

Employment type

Type	%
Private sector	67.1%
Government	23.9%
Self-employed	9.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	63.1%
Carpool	12.2%
Public transit	1.8%
Walk	1.3%
Other means	2.0%
Avg commute (minutes)	25.2

Poverty

All people 6.5%

Under 18 years 8.1%

18 and over 6.1%

Married-couple families 2.3%

Female-led households 0.0%

Income support

Source	% of households
Social Security	46.9%
Retirement income	40.7%
Supplemental Security	2.8%
Cash public assistance	0.0%
Food stamps / SNAP	1.4%

Health indicators

Condition	%
High blood pressure	28.9%
High cholesterol	30.1%
Heart disease	6.1%
Stroke	2.8%
Asthma	10.3%
Arthritis	24.6%
Kidney disease	2.8%
Pulmonary disease	6.6%
Cancer	6.9%

Behavior / access	%
Binge drinking	19.4%
No physical activity	17.8%
Less than 7 hrs sleep	29.1%
Fair or poor health	12.8%
Poor mental health	14.2%
Poor physical health	10.2%
No health insurance	8.6%
Visited doctor (checkup)	65.4%
Visited dentist	66.4%
Cholesterol screening	92.0%
Teeth loss	9.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	216	7.7%

Disability	%
Any disability	11.9%
Under 18	5.8%
18–64 years	11.4%
65 and over	16.9%

Health insurance coverage

Type	%
Private insurance	77.2%
Public insurance	39.1%
Uninsured under 19	2.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,373	94.4%
Spanish	74	2.2%
Other Indo-European	64	1.9%
Asian & Pacific Islander	8	0.2%
Other languages	2	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,331	93.2%
Born in same state	3,316	92.8%
Born in different state	2,783	77.9%
Foreign born	15	0.4%
Naturalized citizen	243	6.8%
Not a US citizen	169	69.5%

Ancestry

Ancestry	Count	%
French	524	14.7%
Italian	441	12.3%
English	80	2.2%
Arab	62	1.7%
Dutch	45	1.3%

Ancestry	Count	%
Polish	39	1.1%
Irish	21	0.6%
German	16	0.4%
Norwegian	4	0.1%

Technology access

Metric	% of households
Computer access	41.1%
Internet access	95.7%

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

Frequently asked questions

What ZIP codes does Penngrove, CA have?

Penngrove, CA has one ZIP code: 94951. Each ZIP code serves a distinct delivery area within the city and surrounding region.