| City: | Thompsonville, New York |
| County: | Sullivan County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 12:00:36 AM |
| Population: | 34 [See All] |
| Area Codes: | 329 / 845 |
| Classification: | PO Box |
| Coordinates: | 41.6673, -74.6179 |
| Land Area: | 1.234 sq mi |
| Quick Link: |
The post office maintains 66 PO Boxes for just 10 occupied households, an adoption rate of 6.6. This isn't about limited options. It's about second-home owners who need reliable mail service whether they're in residence or not. Property owners visiting for weekends or summer months depend on PO Boxes that accept deliveries year-round, accumulating mail between visits.
The 34 permanent residents skew older, with a median age of 43.5 years. Thompson Road serves as the primary thoroughfare, supporting rural carrier route delivery to the handful of year-round homes. But the broader postal infrastructure exists to serve the much larger seasonal population. When vacancy rates reach 82%, the postal system adapts. PO Boxes provide consistency across the calendar, something street delivery to intermittently occupied properties can't match.
With only 1 street name in the ZIP+4 system and minimal commercial activity (11 businesses, 3 establishments with employees), this area functions as a retreat rather than a service center. The delivery mix reflects that reality: rural routes handle what limited street delivery exists, while the PO Box system carries most of the mail volume. Geographic constraints play a role too. The ZIP covers 1.2 square miles of land with scattered development, making centralized mail collection more practical than far-flung residential delivery.
With only Thompson Road appearing in the ZIP+4 database, Thompsonville shows minimal street delivery infrastructure. The single street record reflects a community where most mail goes to centralized PO Boxes rather than residential addresses. This pattern is typical of areas with high seasonal occupancy and scattered vacation properties.
ZIP Code 12784 has 34 residents and 10 households (average 3.40 persons per household). The median age is 43.5 years, older than the state (39.0) and older than the nation (38.8). The gender split is 47.1% male and 52.9% female, which is slightly lower than the national male share (49.1%), making this a female-majority area. Largest groups are White (52.9%, much lower than the national average of 61.6%) and Hispanic or Latino (32.4%); Hispanic or Latino residents make up 32.4%, which is much higher than the national average (18.7%).
Explore More: Population Over Time By Age & Gender By Race By Gender Nativity & Citizenship
| 2020 Population: | 34Source: Census DHC |
| 2024 ACS Population Estimate: | 0Source: Census ACS |
| 2026 ZC Population Estimate: | 0Source: ZIP-Codes.com |
| Population Density: | 27.6 people per sq mile |
| Average Income: | $0Source: Census ACS |
| Households: | 10Source: Census DHC |
| Average House Value: | $0Source: Census ACS |
| Persons Per Household: | 3.40Source: Census DHC |
| Average Family Size: | 16.50Source: Census ACS |
| Group | 2010 | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Census ACS Population Estimate | -- | 61 | 68 | 100 | 51 | 63 | 38 | 47 | 46 | 44 | 36 | 3 | 0 | 0 |
| Decennial Census | 94 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 34 | -- | -- | -- |
Median Age: 43.5
Male Median Age: 48.5
Female Median Age: 24.5
| Group | < 5 | 5-9 | 10-14 | 15-19 | 20-24 | 25-29 | 30-34 | 35-39 | 40-44 | 45-49 | 50-54 | 55-59 | 60-64 | 65-69 | 70-74 | 75-79 | 80-84 | 85+ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Male | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 2 | 1 | 6 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
| Female | 0 | 1 | 0 | 1 | 8 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 1 |
| Total | 1 | 2 | 1 | 1 | 8 | 1 | 1 | 0 | 2 | 6 | 6 | 0 | 2 | 1 | 1 | 0 | 0 | 1 |
| White: | 18 | 45.00% |
| Black: | 6 | 15.00% |
| Hispanic:* | 11 | 27.50% |
| Asian: | 0 | 0% |
| American Indian: | 0 | 0% |
| Hawaiian: | 0 | 0% |
| Other: | 5 | 12.50% |
| Total: | 40 | 100% |
| Gender | Count | % | Median Age |
|---|---|---|---|
| Males: | 16 | 47.06% | 48.5 years |
| Females: | 18 | 52.94% | 24.5 years |
| Total: | 34 | 100% | 43.5 years |
| Native, born in the United States: | 0 | 0% |
| Native, born in PR, Island Areas, or abroad: | 0 | 0% |
| Foreign born, naturalized U.S. citizen: | 0 | 0% |
| Foreign born, not a U.S. citizen: | 0 | 0% |
| Total Population: | 0 | 100% |
| Total Native Population: | 0 | 0% |
| Total Foreign-born Population: | 0 | 0% |
In 2023, the Median household income is $0, which is far less than the state median ($84,578), is down $83,393 (100.0%) since 2011 and above its 2019 pre-pandemic level by $0. Family households earn a median of $0 versus $0 for nonfamily households (a difference of $0). By gender, male median income is $0 and female is $0, which is well under the state female median ($63,701), with a current gap of $0 that has stayed about the same from 2011 to 2023.
Explore More: Income Over Time Household Income Employment Status By Occupation
| Income Type | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Median Household Income | $83,393 | $45,313 | $46,339 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Median Family Income | $83,393 | $85,972 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Median NonFamily Income | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Median Male Income | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Median Female Income | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Employed: | 0 | 0% |
| Unemployed: | 0 | 0% |
| Not In Labor Force: | 0 | 0% |
| Total: | 0 | 100% |
| Management, business, science, and arts: | 0 | 0% |
| Service: | 0 | 0% |
| Sales and Office: | 0 | 0% |
| Natural resources, construction, and maintenance: | 0 | 0% |
| Production, transportation, and material moving: | 0 | 0% |
| Total Civilian Employed Population: | 0 | 100% |
In 2023, the median home value is $0, which is considerably lower than the state median ($403,000), is down $1,000,001 (100.00%) since 2011 and above its 2019 pre-pandemic level by $0. The median gross rent is $0, which is far less than the state median ($1,576), and above its 2019 pre-pandemic level by $0. Insufficient data for owner/renter mix. Insufficient data for vacancy rate.
Explore More: Compare Home Value Home Value Over Time Rent & Over Time Housing Occupancy
| Group | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Median Home Value | $1,000,001 | $173,200 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Less than $500: | 0 | 0% |
| $500 to $999: | 0 | 0% |
| $1,000 to $1,499: | 0 | 0% |
| $1,500 to $1,999: | 0 | 0% |
| $2,000 to $2,499: | 0 | 0% |
| $2,500 to $2,999: | 0 | 0% |
| $3,000 or more: | 0 | 0% |
| No Rent: | 0 | 0% |
| Total: | 0 | 100% |
| Group | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Median Rent | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Owner Occupied (with mortgage): | 0 | 0% |
| Owner Occupied (free and clear, no mortgage): | 0 | 0% |
| Renter Occupied: | 0 | 0% |
| Total Occupied Housing Units: | 0 | 100% |
| Occupied Housing Units: | 0 | 0.00% |
| Vacant Housing Units (not graphed): | 16 | 100.00% |
| Total Housing Units: | 16 | 100% |
| Single-Family Units: | 16 | 100.00% |
| Multi-Family Units: | 0 | 0.00% |
| Other Units: | 0 | 0% |
| Total Housing Units: | 16 | 100% |
ZIP Code 12784 supports both business and residential activity. According to the Business Census (2024), there are 3 business establishments, employing about 117 people with an annual payroll of $12,532,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 113Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 3Source: CBP |
| 1st Quarter Payroll: | $3,116,000Source: CBP |
| Annual Payroll: | $12,532,000Source: CBP |
| # of Employees: | 117Source: CBP |
ZIP Code 12784 is located in Sullivan County, New York, within the Monticello, NY Metropolitan Statistical Area (CBSA 33910) and New York's 19th Congressional District. This Micro area has a population of 79,147 people, about 0.04% of whom live in ZIP Code 12784. It covers 1.234 sq mi of land and a water area of 0.007 sq mi.
| CBSA Name: | Monticello, NYSource: Census |
| CBSA Number: | 33910Source: Census |
| CBSA Type: | MicroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 79,147Source: Census |
| MSA: | Source: Census |
| Land Area: | 1.234 sq miSource: Census |
| Water Area: | 0.007 sq miSource: Census |
| Congressional District: | 19Source: USPS |
| Congressional Land Area: | 7937.02 sq miSource: Census |
| PMSA: | Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | --Source: Census |
| Place Name: | --Source: Census |
We could not locate which school district 12784 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.
Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.