New Castle Real Estate
Most Popular
350 Portsmouth Avenue
$4,200,000
Most Expensive
350 Portsmouth Avenue
$4,200,000
Least Expensive
350 Portsmouth Avenue
$4200000
New Castle Listings Summary
New Castle - Town vs. County Stats
Avg Price in New Castle: $4,200,000 / County Avg $1,017,200
413%
Avg Sq. Ft. in New Castle: 3,238 / County Avg 2,225
146%
Avg Price per/sqft in New Castle:$1297 / County Avg $457
284%
Avg Year Built in New Castle: 1977 / County Avg 1974
100%
Avg Days on Website in New Castle: 14 / County Avg 65
22%
New Castle Real Estate Market Health
New Listings
Reductions
Foreclosures
Short Sales
| Areas in New Castle NH |
|---|
| Rockingham |
| Neighborhoods in New Castle NH |
|---|
| Piscataqua River |
Copyright 2026 PrimeMLS. All rights reserved. This information is deemed reliable, but not guaranteed. The data relating to real estate displayed on
this Site comes in part from the IDX Program of PrimeMLS. The information
being provided is for consumers' personal, non-commercial use and may
not be used for any purpose other than to identify prospective properties
consumers may be interested in purchasing. Data last updated September 11, 2026 4:44 AM UTC
