ZIP codes with the highest home values in Sullivan County, NH

These are the 10 ZIP codes in Sullivan County with the highest median home value, out of 10 with at least 1,000 residents. 03781 (Plainfield, $426,400), 03782 (Sunapee, $412,000) and 03280 (Washington, $355,200) lead the list. There is no single "best" ZIP code in Sullivan County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

ZIP codes with the highest home values in Sullivan County

RankZIPMailing cityMedian home valueResidentsHouseholdsResidential mailboxes
103781Plainfield$426,400 ±$48,7821,918695655
203782Sunapee$412,000 ±$54,7253,1221,2291,274
303280Washington$355,200 ±$32,9111,224489618
403753Grantham$343,900 ±$39,1253,5091,449431
503745Cornish$296,000 ±$69,0861,816766559
603602Alstead$279,400 ±$19,2342,3811,0241,111
703752Goshen$255,600 ±$52,6571,042301—
803773Newport$239,300 ±$18,3617,6813,1343,415
903603Charlestown$230,400 ±$47,8275,2381,7261,931
1003743Claremont$206,600 ±$16,73913,7045,2455,905

How we ranked them

Ranked by median value of owner-occupied homes as reported by owners (ACS 5-year estimates, 2020–2024). Published medians are capped at $2,000,000. ZIP codes need at least 1,000 residents to be ranked; 10 of 16 qualify.

Which of these to mail, and why

Home value tracks what owners spend on the house itself: renovations, landscaping, pest control, security, interior design. Pair it with the homeowner share so the mailer reaches owners, not tenants.

The top five ZIP codes on this list hold 4,628 households, on 9 carrier routes with 3,537 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 03781 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 Sullivan County has the highest median home value?
03781 (Plainfield), at $426,400 (±$48,782), among 10 ZIP codes with at least 1,000 residents.
How is this ranking calculated?
Ranked by median value of owner-occupied homes as reported by owners (ACS 5-year estimates, 2020–2024). Published medians are capped at $2,000,000.
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.