Which ZIP code in Columbia County has the highest median age?

12136 (Old Chatham), at 57.8 (±11.1), among 20 ZIP codes with at least 1,000 residents.

Why are some ZIP codes missing?

ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

Oldest ZIP codes in Columbia County, NY

These are the 20 ZIP codes in Columbia County with the highest median age, out of 20 with at least 1,000 residents. 12136 (Old Chatham, 57.8), 12529 (Hillsdale, 56.1) and 12516 (Copake, 54.9) lead the list. There is no single "best" ZIP code in Columbia County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Oldest ZIP codes in Columbia County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	12136	Old Chatham	57.8 ±11.1	1,043	464	437
2	12529	Hillsdale	56.1 ±3.1	2,410	1,192	1,399
3	12516	Copake	54.9 ±6.3	1,925	742	735
4	12106	Kinderhook	54.9 ±4.6	1,864	940	783
5	12029	Canaan	54.9 ±4.0	1,069	523	463
6	12567	Pine Plains	54.4 ±4.7	2,695	1,107	1,146
7	12060	East Chatham	53.8 ±4.1	1,859	796	660
8	12523	Elizaville	53.1 ±7.8	1,908	889	894
9	12521	Craryville	52.7 ±7.5	2,056	878	834
10	12037	Chatham	50.1 ±3.5	3,926	1,839	1,758
11	12526	Germantown	50.0 ±5.7	3,548	1,546	1,418
12	12125	New Lebanon	49.4 ±10.5	1,141	496	486
13	12075	Ghent	48.0 ±5.9	3,248	1,171	1,244
14	12571	Red Hook	47.9 ±3.3	10,108	4,256	4,268
15	12184	Valatie	47.5 ±5.2	7,787	2,971	2,756
16	12534	Hudson	46.5 ±2.3	17,176	7,949	7,526
17	12546	Millerton	45.9 ±4.5	2,706	1,149	1,064
18	12583	Tivoli	44.8 ±8.3	1,994	876	858
19	12173	Stuyvesant	37.6 ±13.9	2,099	740	712
20	12565	Philmont	37.3 ±13.6	1,439	579	32

How we ranked them

Ranked by median age of all residents, highest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 20 of 36 qualify.

Which of these to mail, and why

Older ZIP codes respond to health care, hearing and vision, Medicare plans, home safety, estate planning and services that come to the door.

The top five ZIP codes on this list hold 3,861 households, on 9 carrier routes with 3,817 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 12136 on the EDDM route map

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Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Columbia County has the highest median age?: 12136 (Old Chatham), at 57.8 (±11.1), among 20 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median age of all residents, highest first (ACS 5-year estimates, 2020–2024).
Why are some ZIP codes missing?: ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.