12530 ZIP Code — Hollowville, NY

Columbia County, New York

ZIP code 12530 is located in Hollowville, New York, within Columbia County. It covers approximately 0.18 square miles and serves a population of 283 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 838.

About ZIP code 12530

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character.

The dominant occupation class is service, with education and healthcare as the leading industry.

Notable community characteristics include disability rates above the national average at 62%.

Overall, ZIP code 12530 reflects a community defined by high homeownership, a significant Social Security-dependent population, and elevated reliance on food assistance.

283

population

0.18

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

12530 ZIP code map

Cities in ZIP code 12530

Below are the cities the US Postal Service accepts for ZIP code 12530. Using any city not on this list may result in mail delivery delays.

City	Status
Hollowville	Acceptable

Demographics updated 06/2026

Population
Total population	283
Population density	1,572 / sq mi
State FIPS	36
County FIPS	021

Geography
Land area	0.18 sq mi
Water area	0.00 sq mi
Latitude	42.2314
Longitude	-73.6680
Timezone	Eastern (ET)
Area code	838

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	0.0%	36.4%	37.0%
$50k – $100k	100.0%	30.8%	27.0%
$100k – $200k	0.0%	25.3%	24.4%
Over $200k	0.0%	7.4%	11.5%

Demographics & statistics

283

Population

1,572

People per sq mi

56.3

Median age

Median household income

$14,829

Per capita income

Median home value

Median monthly rent

100.0%

Home ownership

0.0%

Poverty rate

0.0%

Unemployment

Housing units

0.0%

Bachelor's or higher

Age distribution

Male Female

35–44

45–54

55–59

60–64

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	0	0.0%
18 and over	283	100.0%
65 and over	44	15.5%
Median age	56.3 years

Race & ethnicity

White 100%

Group	Count	%
White	283	100%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	0.0%	36.4%	37.0%
$50k – $100k	100.0%	30.8%	27.0%
$100k – $200k	0.0%	25.3%	24.4%
Over $200k	0.0%	7.4%	11.5%

$75k–$100k 100.0%

Range	% of households
$75k–$100k	100.0%
Median income	$0

Housing

Home values

$150k–$200k 100.0%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$0
Owner occupied	100.0%
Renter occupied	0.0%
Vacant	0.0%
Single-family detached	100.0%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	0.0
Avg household size (owned)	6.43

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	0.0%
1990–1999	0.0%
1980–1989	0.0%
1970–1979	0.0%
1960–1969	0.0%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	100.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	0.0%
3 bedrooms	0.0%
4 bedrooms	100.0%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	0.0%
2 vehicles	0.0%
3 or more	100.0%

Heating fuel

Fuel type	%
Fuel oil	100.0%

Households & families

Household type	Count	%
Married-couple family	0	0.0%
Cohabiting couple	0	0.0%
Male householder, no spouse	0	0.0%
Female householder, no spouse	44	100.0%
Households with children under 18	0	0.0%
Households with seniors (65+)	44	100.0%
Average household size	6.43

Marital status

Status	Male	Female
Never married	0.0%	28.6%
Married	100.0%	26.4%
Separated	0.0%	0.0%
Widowed	0.0%	20.0%
Divorced	0.0%	25.0%

Education

Less than 9th grade 0.0%

Some HS, no diploma 42.8%

HS graduate 41.7%

Some college, no degree 15.5%

Associate's degree 0.0%

Bachelor's degree 0.0%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	57.2%
Bachelor's or higher	0.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	0	0.0%
High school	0	0.0%
College / grad school	0	0.0%

Employment

Industry of employment

Education & healthcare 100.0%

Occupation

Category	%
Management, business & arts	0.0%
Service	100.0%
Sales & office	0.0%
Natural resources & construction	0.0%
Production & transportation	0.0%

Employment type

Type	%
Private sector	100.0%
Government	0.0%
Self-employed	0.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	100.0%
Carpool	0.0%
Public transit	0.0%
Walk	0.0%
Work from home	0.0%
Other means	0.0%
Avg commute (minutes)	0.0

Poverty

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	100.0%
Retirement income	100.0%
Supplemental Security	100.0%
Cash public assistance	100.0%
Food stamps / SNAP	100.0%

Health indicators

Condition	%
Obesity	31.3%
High blood pressure	29.5%
High cholesterol	31.8%
Diabetes	9.2%
Heart disease	6.1%
Stroke	2.9%
Asthma	10.2%
Arthritis	23.5%
Kidney disease	2.8%
Pulmonary disease	7.0%
Cancer	6.8%

Behavior / access	%
Smoking	17.1%
Binge drinking	17.4%
No physical activity	21.6%
Less than 7 hrs sleep	32.6%
Depression	22.3%
Fair or poor health	11.9%
Poor mental health	14.5%
Poor physical health	9.9%
No health insurance	10.3%
Visited doctor (checkup)	77.0%
Visited dentist	64.7%
Cholesterol screening	90.9%
Teeth loss	13.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	0	0.0%

Disability	%
Any disability	62.2%
Under 18	0.0%
18–64 years	73.6%
65 and over	0.0%

Health insurance coverage

Type	%
Private insurance	37.8%
Public insurance	100.0%
No insurance	0.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	283	100.0%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	283	100.0%
Born in same state	283	100.0%
Born in different state	44	15.5%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
German	170	60.1%
English	162	57.2%

Ancestry	Count	%
French	118	41.7%

Technology access

Metric	% of households
Computer access	15.5%
Internet access	100.0%

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

Frequently asked questions about ZIP code 12530

What city is ZIP code 12530 in?

ZIP code 12530 is primarily assigned to Hollowville, New York.

What county is ZIP code 12530 in?

ZIP code 12530 falls within Columbia County, New York.

Does ZIP code 12530 have a large retiree population?

100% of households in ZIP code 12530 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 12530?

ZIP code 12530 has an estimated population of 283 residents, with a density of 1,590 people per square mile.

What timezone is ZIP code 12530 in?

ZIP code 12530 observes the EST timezone.