Residential delivery area · New York
ZIP Code 10549: Mount Kisco, NY
ZIP code 10549 uses the postal name Mount Kisco, New York and lies entirely in Westchester County (Census 2020 ZIP-county file). About 16,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $133,988 (Census Bureau, ACS 2020-2024). By Census place, 16% of its land lies in Mount Kisco; 84% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Mount Kisco · its only residential ZIP
- County
- Westchester County
- Census places
- Mount Kisco
- Metro area
- New York-Newark-Jersey City, NY-NJ
- House district
- NY-17 119th Congress
- State
- New York
- Time zone
- Eastern
- Land area
- 19.1 sq mi · 845 people per sq mi
Where is ZIP code 10549?
10549 centers on 41.201°, -73.723° and covers 19.1 square miles of land plus 0.6 of water. It borders 7 ZIP codes: 10507, 10514, 10506, 10504, 10536, 10562, 10598.
The map draws ZIP code areas only. For the streets inside 10549, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 10549 compare with the rest of Westchester County?
| Measure | 10549 | In Westchester County | In NY |
|---|---|---|---|
| People (ACS 2020-2024) | 16,135 | 25th of 77 | 385th of 1,826 |
| Median household income | $134k | 33rd of 61 | 166th of 1,081 |
| Median home value | $668k | 36th of 65 | 220th of 1,172 |
Its median household income is higher than in 94% of U.S. residential ZIP codes, and it is denser than 77% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 10549?
The 2020 Census counted 16,837 people in 10549; the ACS, which samples households over 2020-2024, estimates 16,135. Between the 2010 and 2020 censuses its population grew 1.2% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 16,135
- 2020 Census count
- 16,837+1.2% since 2010 (16,638)
- Households
- 6,158
- Median age
- 41.6
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 10549?
Of the 16,135 people the ACS estimates in 10549, 20.9% are under 18 and 17.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (66.8%), then Hispanic or Latino (21.9%).
- Under 1820.9%
- 18 to 6462.0%
- 65 and older17.1%
- White, not Hispanic66.8%
- Hispanic or Latino21.9%
- Black, not Hispanic5.1%
- Asian, not Hispanic3.2%
- Other or two or more2.9%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 10549 earn?
Median household income is $133,988 (ACS 2020-2024), the 33rd highest of the 61 ranked ZIP codes in Westchester County. It is not measurably different from 2015-2019 ($132,867 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $133,988±$29,844
- Income per person
- $80,531
- Below the poverty line
- 7.0%
- Unemployed (of the labor force)
- 4.9%
- Adults 25+ with a bachelor's degree
- 65.2%
- Adjusted gross income per tax return, 2022
- $229,3598,320 returns; wages 60% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 10549?
FHFA's house price index for 10549, built from repeat sales and appraisals of the same homes, rose 53% from 2015 to 2025 and rose 42% from 2020 to 2025, and moved −0.9% in 2025.
- Median home value (owners' estimate)
- $668,000
- Median gross rent
- $1,571
- Homes owned by their occupants
- 76.8%
- Housing units
- 6,752
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 10549?
877 business establishments had a location in this ZIP code in 2023, 25 fewer than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance166
- Retail trade98
- Professional, scientific, and technical services96
- Other services (except public administration)85
- Accommodation and food services78
- Construction71
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 10549?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 10507 | Bedford Hills | 6,109 | $107k | 2.7 mi |
| 10514 | Chappaqua | 11,790 | $250k+ | 3.1 mi |
| 10506 | Bedford | 6,244 | $250k+ | 4.5 mi |
| 10504 | Armonk | 7,665 | $250k+ | 5.1 mi |
| 10536 | Katonah | 10,669 | $250k+ | 5.1 mi |
| 10562 | Ossining | 33,793 | $116k | 5.3 mi |
| 10598 | Yorktown Heights | 28,821 | $174k | 6.8 mi |
| 10546 | Millwood | 1,392 | $207k | 4.0 mi (near) |
| 10545 | Maryknoll | 185 | – | 6.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.