03603 Real Estate
Homes for sale in ZIP code 03603, covering parts of Charlestown and Unity. Live MLS listings, recent sales, and market stats for this ZIP, refreshed daily.
ZIP 03603 market snapshot
Calculated by INNOVATE Real Estate from MLS-sourced listing data for ZIP 03603, refreshed nightly.
Currently for sale in 03603
See all 35 →
Recently sold in 03603
Last 6 months. Real comps from the MLS, not estimates.
Walkability
Blended score for ZIP 03603's center, calculated by INNOVATE Real Estate from two sources: the EPA's National Walkability Index (street network, transit, land-use mix) and Google Places amenity data (what's actually reachable on foot from this point). EPA National Walkability Index only -- nearby-amenity data not cached yet for this area.
Nearby schools
Within 10 miles. School directory data from the National Center for Education Statistics (NCES), accessed via the Urban Institute Education Data API. Local Score is calculated by INNOVATE Real Estate; where a state rating is shown, it comes from that state's own official school report card.
- Enrollment
- 217
- Student:teacher ratio
- 9.9:1
- District
- Fall Mountain Regional School District
- Enrollment
- 146
- Student:teacher ratio
- 11.2:1
- District
- Fall Mountain Regional School District
- Enrollment
- 497
- Student:teacher ratio
- 12.4:1
- District
- Fall Mountain Regional School District
Current Weather
Live conditions in Charlestown, from Springfield, Hartness State Springfield Airport.
Cities in 03603
Cities near 03603
ZIP codes near 03603
ZIP 03603 real estate FAQ
How many homes are for sale in ZIP 03603 right now?+
There are currently 45 active listings in ZIP 03603, New Hampshire, pulled directly from the MLS.
What is the median home price in ZIP 03603?+
The median list price for active listings in ZIP 03603 is $185,000. Homes are spending an average of 187 days on market.
Is ZIP 03603's housing market up or down this year?+
Median closed-sale prices in ZIP 03603 have risen 19.6% year over year, based on trailing 12-month MLS sales.
What schools serve ZIP 03603?+
The closest public schools to ZIP 03603's center are Charlestown Primary School, Charlestown Middle School, Fall Mountain Regional High School. See the schools section above for grade levels and district details.
Is ZIP 03603 walkable?+
ZIP 03603's center has a walkability score of 29 out of 100, blending EPA's National Walkability Index with nearby-amenity density.
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 11/10/25.