03857 Real Estate
Homes for sale in ZIP code 03857 in Newmarket, New Hampshire. Live MLS listings, recent sales, and market stats for this ZIP, refreshed daily.
ZIP 03857 market snapshot
Calculated by INNOVATE Real Estate from MLS-sourced listing data for ZIP 03857, refreshed nightly.
Currently for sale in 03857
See all 17 →
Recently sold in 03857
Last 6 months. Real comps from the MLS, not estimates.
Popular neighborhoods in 03857
Ranked by active MLS listings right now.
Walkability
Blended score for ZIP 03857'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). 60% EPA National Walkability Index + 40% nearby-amenity density (Google Places).
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
- 482
- Student:teacher ratio
- 11.5:1
- District
- Newmarket School District
- Enrollment
- 237
- Student:teacher ratio
- 11.3:1
- District
- Newmarket School District
- Enrollment
- 270
- Student:teacher ratio
- 9.3:1
- District
- Newmarket School District
Cities near 03857
ZIP codes near 03857
ZIP 03857 real estate FAQ
How many homes are for sale in ZIP 03857 right now?+
There are currently 35 active listings in ZIP 03857, New Hampshire, pulled directly from the MLS.
What is the median home price in ZIP 03857?+
The median list price for active listings in ZIP 03857 is $589,900. Homes are spending an average of 76 days on market.
Is ZIP 03857's housing market up or down this year?+
Median closed-sale prices in ZIP 03857 have fallen 2.0% year over year, based on trailing 12-month MLS sales.
What are the most popular neighborhoods in ZIP 03857?+
Based on current active listings, the neighborhoods with the most homes for sale in ZIP 03857 are Stonehill Pointe, The Ridge at Moody Point on Great Bay.
What schools serve ZIP 03857?+
The closest public schools to ZIP 03857's center are Newmarket Elementary School, Newmarket Jr.-Sr. High (Elem), Newmarket Jr.-Sr. High School. See the schools section above for grade levels and district details.
Is ZIP 03857 walkable?+
ZIP 03857's center has a walkability score of 41 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 10/12/26.