PlainZIP

Chase Mills, NY · standard

ZIP Code 13621

St. Lawrence County, New York - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

650
9/sq mi
$77,703
Median income
$161,000
Median home value
33.7%
Bachelor's or higher

The verdict

Chase Mills pairs an above-median household income with below-median home values, in a rural, homeowner-dominated area.

Top 41%
household income, US ZIPs
30th pct
home value, US ZIPs
9
people per sq mi
91%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 13621 against every reporting US ZIP.

ZIP code 13621 is a sparsely populated ZIP (a standard USPS delivery area) in Chase Mills, St. Lawrence County, New York, home to just 650 residents across 70.7 square miles, a density of 9 people per square mile, in the New York time zone.

ZIP 13621 lands in the middle-income range, with a median household income of $77,703 (16% below the New York average), while per-capita income is $64,888. The poverty rate stands at 34.5% and the unemployment rate at 13.3%. Housing costs here run $161,000 for a typical home value (57% below the state average), with rent averaging - a month; 91.2% of homes are owner-occupied.

A solid share of residents have a four-year degree: 33.7% of adults hold a bachelor's degree or higher, the median age is 37.6, and the average commute is -. We also surface 5 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing St. Lawrence County, so you can benchmark 13621 against its immediate geography rather than a national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 13621, Chase Mills, NY · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

650

Population

70.7

Area (sq mi)

9

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 13621?

37.6

Median Age

48.0%

Male

52.0%

Female

1.5%

Foreign-Born

White 99.0%
African American 0.0%
Asian 0.7%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.3%
Hispanic or Latino 0.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$77,703

Median Household Income

-16% vs state

$64,888

Per Capita Income

34.5%

Poverty Rate

13.3%

Unemployment Rate

How ZIP 13621 ranks nationally

Chase Mills, NY household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$77,703 Top 41% higher than 59% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 65.1%
Bachelor's Degree or Higher 33.7%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

331

Total Housing Units

228

Occupied Units

103

Vacant Units

2.58

Avg Household Size

Occupancy Type

Owner 91.2%
Renter 8.8%

$161,000

Median Home Value

-57% vs state

1981

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 4 business establishments in ZIP 13621, employing approximately 13 people with a combined annual payroll of $232,000.

4

Businesses

13

Employees

$232K

Annual Payroll

0

Industry Sectors

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 13621 vs 13694 →

ZIP 13621 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 13621 ranks #5 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 13621 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 13621 ranks the highest of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
13694 Waddington, NY 1,507 4.4 mi
13678 Raymondville, NY 211 4.5 mi
13667 Norfolk, NY 3,181 5.3 mi
13660 Madrid, NY 1,891 6.4 mi
13668 Norwood, NY 3,329 7.2 mi

More ZIP Codes in St. Lawrence County

13676 standard
Potsdam, NY
Pop: 16,646
13662 standard
Massena, NY
Pop: 16,582
13669 standard
Ogdensburg, NY
Pop: 16,452
13617 standard
Canton, NY
Pop: 11,299
13642 standard
Gouverneur, NY
Pop: 10,088
13668 standard
Norwood, NY
Pop: 3,329

Related Areas

St. Lawrence County Chase Mills, NY New York

Frequently Asked Questions

What county is ZIP code 13621 in? ▼
ZIP code 13621 (Chase Mills) is located in St. Lawrence County, New York. St. Lawrence County contains multiple ZIP codes, see the full list at /counties/st-lawrence-ny.
What is the population of ZIP code 13621? ▼
ZIP code 13621 in Chase Mills, NY has a population of 650 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 13621? ▼
The median household income in ZIP 13621 is $77,703, which is 2% above the national average of $76,288.
What is the average home value in ZIP 13621? ▼
The median home value in ZIP 13621 is $161,000, which is 42% below the national average of $278,155.
What is the demographic makeup of ZIP 13621? ▼
The largest racial group in ZIP 13621 is White at 99.0%.
How many businesses are in ZIP code 13621? ▼
ZIP code 13621 has 4 business establishments employing approximately 13 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 13621? ▼
In ZIP code 13621, 65.1% of residents aged 25+ have a high school diploma or higher, and 33.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 13621? ▼
In ZIP code 13621, approximately 91.2% of occupied housing units are owner-occupied and 8.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 13621? ▼
The poverty rate in ZIP code 13621 is 34.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.