12138 ZIP Code — Petersburg, NY

Rensselaer County, New York

ZIP code 12138 is located in Petersburg, New York, within Rensselaer County. It covers approximately 89.65 square miles and serves a population of 2,922 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 518.

About ZIP code 12138

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 $157,800. Owner-occupancy is high at 91%, well above the national average.

Median household income is $69,271. 42% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 30 minutes is near the national average.

Educational attainment is near the national average, with 22% of residents holding a bachelor's degree or higher.

Overall, ZIP code 12138 reflects a community defined by high homeownership and a significant Social Security-dependent population.

2,922

population

89.65

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

12138 ZIP code map

Cities in ZIP code 12138

Below are the cities the US Postal Service accepts for ZIP code 12138. Using any city not on this list may result in mail delivery delays.

City	Status
Petersburg	Acceptable
Petersburg	Preferred

Nearby ZIP codes

12022 Berlin (4.9 mi) 12052 Cropseyville (6.1 mi) 12153 Sand Lake (7.7 mi) 05260 North Pownal (8 mi) 01267 Williamstown (8.8 mi) 05261 Pownal (8.8 mi) 12018 Averill Park (10.2 mi) 12140 Poestenkill (10.4 mi) 12090 Hoosick Falls (10.4 mi) 12169 Stephentown (11 mi) 12180 Troy (11 mi) 12094 Johnsonville (11.7 mi)

Demographics updated 05/2026

Population
Total population	2,922
Population density	33 / sq mi
State FIPS	36
County FIPS	083

Geography
Land area	89.65 sq mi
Water area	0.52 sq mi
Latitude	42.7310
Longitude	-73.3756
Timezone	Eastern (ET)
Area code	518

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	40.2%	35.2%	37.0%
$50k – $100k	31.9%	31.4%	27.0%
$100k – $200k	23.9%	27.6%	24.4%
Over $200k	4.0%	5.8%	11.5%

Demographics & statistics

2,922

Population

People per sq mi

42.7

Median age

$69,271

Median household income

$34,959

Per capita income

$157,800

Median home value

$1,308

Median monthly rent

90.5%

Home ownership

9.3%

Poverty rate

3.3%

Unemployment

1,579

Housing units

22.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

118

15–19

111

119

20–24

112

157

25–34

148

174

35–44

165

173

45–54

164

144

55–59

136

119

60–64

113

166

65–74

157

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	578	19.8%
18 and over	2,344	80.2%
65 and over	557	19.1%
Median age	42.7 years

Race & ethnicity

White 89.6%

Two or more races 5.1%

Hispanic or Latino 3.4%

Black or African American 0.8%

Asian 0.6%

Other race 0.5%

American Indian / Alaska Native 0.1%

Group	Count	%
White	2,709	89.6%
Two or more races	155	5.1%
Hispanic or Latino	103	3.4%
Black or African American	23	0.8%
Asian	17	0.6%
Other race	16	0.5%
American Indian / Alaska Native	2	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	40.2%	35.2%	37.0%
$50k – $100k	31.9%	31.4%	27.0%
$100k – $200k	23.9%	27.6%	24.4%
Over $200k	4.0%	5.8%	11.5%

Under $10k 1.9%

$10k–$15k 7.9%

$15k–$25k 10.5%

$25k–$35k 7.2%

$35k–$50k 9.3%

$50k–$75k 16.3%

$75k–$100k 17.1%

$100k–$150k 19.6%

$150k–$200k 4.7%

$200k+ 5.4%

Range	% of households
Under $10k	1.9%
$10k–$15k	7.9%
$15k–$25k	10.5%
$25k–$35k	7.2%
$35k–$50k	9.3%
$50k–$75k	16.3%
$75k–$100k	17.1%
$100k–$150k	19.6%
$150k–$200k	4.7%
$200k+	5.4%
Median income	$69,271

Housing

Home values

Under $50k 10.8%

$50k–$100k 12.3%

$100k–$150k 23.9%

$150k–$200k 18.8%

$200k–$300k 18.5%

$300k–$500k 11.7%

$500k–$1M 3.5%

$1M+ 0.5%

Housing overview

Metric	Value
Median home value	$157,800
Median rent / month	$1,308
Owner occupied	90.5%
Renter occupied	9.5%
Vacant	26.8%
Single-family detached	81.8%
Large apartment buildings	0.7%
Mobile homes	14.5%
Median rooms	5.3
Avg household size (owned)	2.35

Year built

Era	%
2020 or later	0.0%
2010–2019	5.9%
2000–2009	18.3%
1990–1999	11.3%
1980–1989	8.2%
1970–1979	8.0%
1960–1969	13.8%
1950–1959	3.7%
1940–1949	7.5%
1939 or earlier	23.1%

Bedrooms

Size	% of units
No bedroom (studio)	1.7%
1 bedroom	7.2%
2 bedrooms	31.8%
3 bedrooms	43.1%
4 bedrooms	12.3%
5+ bedrooms	3.8%

Vehicles per household

Vehicles	% of households
No vehicle	8.1%
1 vehicle	28.9%
2 vehicles	39.3%
3 or more	23.7%

Heating fuel

Fuel type	%
Utility gas	2.3%
Electricity	3.9%
Propane / LP gas	25.7%
Fuel oil	44.0%
Wood	20.2%
Solar	0.4%

Households & families

Household type	Count	%
Married-couple family	668	53.7%
Cohabiting couple	83	6.7%
Male householder, no spouse	235	18.9%
Female householder, no spouse	257	20.7%
Households with children under 18	287	23.1%
Households with seniors (65+)	428	34.4%
Average household size	2.35

Marital status

Status	Male	Female
Never married	24.0%	29.8%
Married	60.2%	52.3%
Separated	1.2%	0.0%
Widowed	5.7%	9.7%
Divorced	8.9%	8.2%

Education

Less than 9th grade 4.5%

Some HS, no diploma 6.3%

HS graduate 33.6%

Some college, no degree 20.2%

Associate's degree 13.0%

Bachelor's degree 13.0%

Graduate / professional 9.4%

Metric	%
HS diploma or higher	89.2%
Bachelor's or higher	22.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	16	3.1%
Kindergarten	6	1.2%
Elementary school	252	49.0%
High school	172	33.5%
College / grad school	68	13.2%

Employment

Industry of employment

Education & healthcare 24.9%

Manufacturing 19.0%

Construction 14.9%

Retail trade 13.0%

Professional & management 7.0%

Transportation & utilities 4.1%

Public administration 4.1%

Finance & real estate 3.9%

Wholesale trade 2.5%

Other services 2.0%

Agriculture & mining 1.7%

Arts, food & hospitality 1.7%

Information 1.1%

Occupation

Category	%
Management, business & arts	29.8%
Service	12.4%
Sales & office	22.9%
Natural resources & construction	17.9%
Production & transportation	16.9%

Employment type

Type	%
Private sector	77.9%
Government	15.2%
Self-employed	6.4%
Unpaid family workers	0.5%

Commute

Method	%
Drive alone	83.3%
Carpool	8.9%
Public transit	0.0%
Walk	2.4%
Work from home	5.4%
Other means	0.0%
Avg commute (minutes)	30.0

Poverty

All people 9.3%

Under 18 years 10.1%

18 and over 9.1%

Married-couple families 6.7%

Female-led households 9.7%

Income support

Source	% of households
Social Security	42.0%
Retirement income	27.4%
Supplemental Security	7.1%
Cash public assistance	0.6%
Food stamps / SNAP	9.1%

Health indicators

Condition	%
Obesity	28.0%
High blood pressure	32.5%
High cholesterol	33.4%
Diabetes	9.7%
Heart disease	7.0%
Stroke	3.1%
Asthma	10.4%
Arthritis	25.9%
Kidney disease	3.0%
Pulmonary disease	7.9%
Cancer	7.3%

Behavior / access	%
Smoking	19.3%
Binge drinking	19.2%
No physical activity	24.5%
Less than 7 hrs sleep	35.3%
Depression	22.4%
Fair or poor health	13.1%
Poor mental health	14.4%
Poor physical health	10.5%
No health insurance	10.2%
Visited doctor (checkup)	79.5%
Visited dentist	63.7%
Cholesterol screening	91.4%
Teeth loss	15.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	189	8.1%

Disability	%
Any disability	19.5%
Under 18	9.5%
18–64 years	17.9%
65 and over	34.8%

Health insurance coverage

Type	%
Private insurance	72.8%
Public insurance	41.0%
No insurance	2.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,806	96.0%
Spanish	23	0.8%
Other Indo-European	11	0.4%
Asian & Pacific Islander	8	0.3%
Other languages	4	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,850	97.5%
Born in same state	2,836	97.1%
Born in different state	1,707	58.4%
Foreign born	14	0.5%
Naturalized citizen	72	2.5%
Not a US citizen	43	59.7%

Ancestry

Ancestry	Count	%
Italian	678	23.2%
French	370	12.7%
German	151	5.2%
English	151	5.2%

Ancestry	Count	%
Arab	147	5%
Norwegian	48	1.6%
Dutch	3	0.1%

Technology access

Metric	% of households
Computer access	42.5%
Internet access	92.8%

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

Frequently asked questions about ZIP code 12138

What city is ZIP code 12138 in?

ZIP code 12138 is primarily assigned to Petersburg, New York.

What county is ZIP code 12138 in?

ZIP code 12138 falls within Rensselaer County, New York.

Is ZIP code 12138 mostly owner-occupied?

91% of occupied units in ZIP code 12138 are owner-occupied, well above the national average.

Does ZIP code 12138 have a large retiree population?

42% of households in ZIP code 12138 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 12138?

The median home value in ZIP code 12138 is $157,800.

What is the population of ZIP code 12138?

ZIP code 12138 has an estimated population of 2,922 residents, with a density of 33 people per square mile.

What timezone is ZIP code 12138 in?

ZIP code 12138 observes the EST timezone.