94574 ZIP Code — Saint Helena, CA

Napa County, California

ZIP code 94574 is located in Saint Helena, California, within Napa County. It covers approximately 124.30 square miles and serves a population of 7,827 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 707.

About ZIP code 94574

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $1,602,900. Owner-occupancy sits near the national average at 68%.

The gap between median ($130,250) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 6% is below the national average. 38% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 20 minutes is near the national average.

Educational attainment is high — 55% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 94574 reflects a community defined by a highly educated population and a significant Social Security-dependent population.

7,827

population

124.30

sq mi land

Standard

ZIP type

Pacific (PT)

timezone

94574 ZIP code map

Cities in ZIP code 94574

Below are the cities the US Postal Service accepts for ZIP code 94574. Using any city not on this list may result in mail delivery delays.

City	Status
Saint Helena	Preferred

Nearby ZIP codes

94508 Angwin (2.8 mi) 94576 Deer Park (3.7 mi) 94558 Napa (7.2 mi) 94567 Pope Valley (9.1 mi) 94599 Yountville (10 mi) 94515 Calistoga (10.5 mi) 95452 Kenwood (10.9 mi) 95409 Santa Rosa (12.4 mi) 95409 Santa Rosa (12.4 mi) 95442 Glen Ellen (13.5 mi) 95404 Santa Rosa (14.2 mi) 95405 Santa Rosa (16.3 mi)

Demographics updated 06/2026

Population
Total population	7,827
Population density	63 / sq mi
State FIPS	06
County FIPS	055

Geography
Land area	124.30 sq mi
Water area	1.96 sq mi
Latitude	38.5521
Longitude	-122.4099
Timezone	Pacific (PT)
Area code	707

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	27.7%	26.8%	32.6%
$50k – $100k	19.7%	26.3%	27.7%
$100k – $200k	26.0%	30.4%	26.4%
Over $200k	26.5%	16.5%	13.3%

Demographics & statistics

7,827

Population

People per sq mi

48.3

Median age

$130,250

Median household income

$100,179

Per capita income

$1,602,900

Median home value

$1,877

Median monthly rent

67.5%

Home ownership

6.3%

Poverty rate

3.8%

Unemployment

3,194

Housing units

55.1%

Bachelor's or higher

Age distribution

Male Female

155

Under 5

153

169

5–9

166

133

10–14

131

187

15–19

183

20–24

179

414

25–34

407

541

35–44

531

487

45–54

478

244

55–59

240

222

60–64

219

650

65–74

638

395

75–84

388

168

85+

166

← Male

Female →

Age summary

Group	Count	%
Under 18	1,180	15.1%
18 and over	6,647	84.9%
65 and over	2,405	30.7%
Median age	48.3 years

Race & ethnicity

White 65.2%

Hispanic or Latino 15.6%

Other race 11.8%

Two or more races 5%

Asian 1.8%

Black or African American 0.4%

American Indian / Alaska Native 0.1%

Native Hawaiian / Pacific Islander 0.1%

Group	Count	%
White	6,047	65.2%
Hispanic or Latino	1,452	15.6%
Other race	1,097	11.8%
Two or more races	468	5%
Asian	163	1.8%
Black or African American	34	0.4%
American Indian / Alaska Native	12	0.1%
Native Hawaiian / Pacific Islander	6	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	27.7%	26.8%	32.6%
$50k – $100k	19.7%	26.3%	27.7%
$100k – $200k	26.0%	30.4%	26.4%
Over $200k	26.5%	16.5%	13.3%

Under $10k 2.4%

$10k–$15k 1.0%

$15k–$25k 2.2%

$25k–$35k 9.2%

$35k–$50k 7.1%

$50k–$75k 13.0%

$75k–$100k 5.5%

$100k–$150k 16.1%

$150k–$200k 12.1%

$200k+ 31.5%

Range	% of households
Under $10k	2.4%
$10k–$15k	1.0%
$15k–$25k	2.2%
$25k–$35k	9.2%
$35k–$50k	7.1%
$50k–$75k	13.0%
$75k–$100k	5.5%
$100k–$150k	16.1%
$150k–$200k	12.1%
$200k+	31.5%
Median income	$130,250

Housing

Home values

Under $50k 1.2%

$50k–$100k 0.3%

$100k–$150k 0.2%

$200k–$300k 2.9%

$300k–$500k 5.8%

$500k–$1M 16.8%

$1M+ 72.8%

Housing overview

Metric	Value
Median home value	$1,602,900
Median rent / month	$1,877
Owner occupied	67.5%
Renter occupied	32.5%
Vacant	19.9%
Single-family detached	75.7%
Large apartment buildings	5.0%
Mobile homes	5.5%
Median rooms	5.4
Avg household size (owned)	2.11

Year built

Era	%
2020 or later	0.3%
2010–2019	1.7%
2000–2009	7.3%
1990–1999	11.3%
1980–1989	9.9%
1970–1979	16.6%
1960–1969	15.1%
1950–1959	13.2%
1940–1949	2.5%
1939 or earlier	22.1%

Bedrooms

Size	% of units
No bedroom (studio)	5.2%
1 bedroom	14.0%
2 bedrooms	30.6%
3 bedrooms	37.1%
4 bedrooms	9.3%
5+ bedrooms	3.9%

Vehicles per household

Vehicles	% of households
No vehicle	8.0%
1 vehicle	25.9%
2 vehicles	40.2%
3 or more	25.9%

Heating fuel

Fuel type	%
Utility gas	67.0%
Electricity	22.8%
Propane / LP gas	5.6%
Wood	2.7%
Solar	1.4%

Households & families

Household type	Count	%
Married-couple family	1,667	48.2%
Cohabiting couple	169	4.9%
Male householder, no spouse	540	15.6%
Female householder, no spouse	1,081	31.3%
Households with children under 18	848	24.5%
Households with seniors (65+)	1,575	45.6%
Average household size	2.18

Marital status

Status	Male	Female
Never married	32.7%	24.9%
Married	56.0%	46.8%
Separated	1.5%	1.2%
Widowed	3.6%	9.6%
Divorced	6.2%	17.4%

Education

Less than 9th grade 5.4%

Some HS, no diploma 4.7%

HS graduate 11.7%

Some college, no degree 15.6%

Associate's degree 7.5%

Bachelor's degree 34.2%

Graduate / professional 20.8%

Metric	%
HS diploma or higher	89.9%
Bachelor's or higher	55.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	96	7.0%
Kindergarten	114	8.3%
Elementary school	425	31.0%
High school	331	24.1%
College / grad school	405	29.5%

Employment

Industry of employment

Manufacturing 22.2%

Education & healthcare 18.1%

Professional & management 11.8%

Retail trade 10.8%

Arts, food & hospitality 10.5%

Finance & real estate 5.9%

Agriculture & mining 5.2%

Other services 4.9%

Construction 4.3%

Wholesale trade 4.1%

Public administration 1.4%

Transportation & utilities 0.5%

Information 0.5%

Occupation

Category	%
Management, business & arts	50.5%
Service	15.6%
Sales & office	20.5%
Natural resources & construction	6.8%
Production & transportation	6.7%

Employment type

Type	%
Private sector	83.4%
Government	3.0%
Self-employed	12.9%
Unpaid family workers	0.6%

Commute

Method	%
Drive alone	65.7%
Carpool	5.9%
Public transit	5.2%
Walk	6.7%
Work from home	14.0%
Other means	2.5%
Avg commute (minutes)	19.9

Poverty

All people 6.3%

Under 18 years 4.4%

18 and over 6.6%

Married-couple families 1.0%

Female-led households 11.8%

Income support

Source	% of households
Social Security	38.2%
Retirement income	24.6%
Supplemental Security	2.7%
Cash public assistance	1.3%
Food stamps / SNAP	2.3%

Health indicators

Condition	%
Obesity	26.7%
High blood pressure	30.5%
High cholesterol	33.4%
Diabetes	10.0%
Heart disease	6.7%
Stroke	3.0%
Asthma	9.5%
Arthritis	24.9%
Kidney disease	3.1%
Pulmonary disease	6.4%
Cancer	7.9%

Behavior / access	%
Smoking	10.2%
Binge drinking	17.2%
No physical activity	18.4%
Less than 7 hrs sleep	29.1%
Depression	17.3%
Fair or poor health	13.4%
Poor mental health	12.8%
Poor physical health	9.9%
No health insurance	10.6%
Visited doctor (checkup)	69.5%
Visited dentist	68.0%
Cholesterol screening	93.0%
Teeth loss	9.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	303	4.6%

Disability	%
Any disability	12.2%
Under 18	6.3%
18–64 years	8.3%
65 and over	22.1%

Health insurance coverage

Type	%
Private insurance	75.0%
Public insurance	41.8%
No insurance	3.2%
Uninsured under 19	3.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	7,519	96.1%
Spanish	767	10.2%
Other Indo-European	641	8.5%
Asian & Pacific Islander	126	1.7%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	5,917	75.6%
Born in same state	5,786	73.9%
Born in different state	3,567	45.6%
Foreign born	131	1.7%
Naturalized citizen	1,910	24.4%
Not a US citizen	740	38.7%

Ancestry

Ancestry	Count	%
French	1,087	13.9%
Italian	841	10.7%
Arab	202	2.6%
English	182	2.3%

Ancestry	Count	%
Polish	118	1.5%
German	116	1.5%
Dutch	64	0.8%
Irish	27	0.3%

Technology access

Metric	% of households
Computer access	44.2%
Internet access	98.1%

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

Frequently asked questions about ZIP code 94574

What city is ZIP code 94574 in?

ZIP code 94574 is primarily assigned to Saint Helena, California.

What county is ZIP code 94574 in?

ZIP code 94574 falls within Napa County, California.

Does ZIP code 94574 have an older population?

31% of residents in ZIP code 94574 are 65 or older, above the national average of ~17%.

How educated is the population of ZIP code 94574?

55% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Does ZIP code 94574 have a large retiree population?

38% of households in ZIP code 94574 receive Social Security income, suggesting a significant retiree or disability population.

What is the median household income in ZIP code 94574?

The median household income in ZIP code 94574 is $130,250, above the national median of ~$75,000.

What timezone is ZIP code 94574 in?

ZIP code 94574 observes the PST timezone.