Area data
Madbury, NH — ZIP 03820
Population: 33,440 (Census ACS)
The median home value in ZIP 03820 (Madbury, NH) is $548,174 — up 1.5% over the past year. Homes sell for a median $415,000 after a median 67 days on market. Typical rent runs $2,273/month. 6 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Low, with icestorm, drought, inlandflooding the top-rated hazards. Cost of living is 6.5% above the US average (BEA, metro/state-level).
$548,174
Median home value
+1.5%
1-year change
67
Median days on market
Relatively Low
Hazard risk (county)
Home values & appreciation
- Median home value
- $548,174
- 1-year appreciation
- +1.5%
- 3-year appreciation
- +14.8%
- 5-year appreciation
- +37.3%
- 10-year appreciation
- +109.1%
- All-time peak (2026-02)
- $549,281
- House Price Index (state)
- 472.1 (+3.6% YoY)
Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)
Market activity
- Median sale price
- $415,000
- Median list price
- $412,500
- Median price per sqft
- $355
- 1-year sale-price change
- +2.5%
- Median days on market
- 67 days
- Homes sold (recent period)
- 36
- For-sale inventory
- 74
- Sale-to-list ratio
- 99.8%
- Active listings
- 25
- 1-year forecast
- +1.4%
- Days to pending
- 25 days
- New listings (monthly)
- 35
Source: recent area sales and market data (ZIP-level)
Rents
- Typical rent
- $2,273/mo
- 1-year rent change
- +1.8%
- Studio fair-market rent
- $1,382/mo
- 1BR fair-market rent
- $1,728/mo
- 2BR fair-market rent
- $2,212/mo
- 3BR fair-market rent
- $2,876/mo
- 4BR fair-market rent
- $3,319/mo
Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)
Affordability
- Cost of living index (Above Average)
- 106.5 (100 = US avg)
- Electricity rate (state-level)
- 24.6¢/kWh
- Natural gas rate (state-level)
- $18.60/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)
Schools
- Total schools
- 6
- Elementary schools
- 4
- Middle schools
- 1
- High schools
- 1
- Charter schools
- 1
- School districts serving the area
- Seacoast Charter School, Dover School District
- Schools include
- Seacoast Charter School, Dover Senior High School, Dover Middle School, Garrison School, Frances G. Hopkins Elementary School at Horne Street
Source: NCES school directory, 2022-23 (school-address-based)
Natural hazards & flood risk
- Overall hazard risk (county)
- Relatively Low
- Top hazards (county)
- iceStorm, drought, inlandFlooding, lightning
- Notable hazard ratings (county)
- coastalFlooding: Relatively Low · coldWave: Relatively Low · drought: Relatively Moderate · earthquake: Relatively Low · heatWave: Relatively Low · hurricane: Relatively Low
- FEMA flood zone
- C
- Flood risk level
- Minimal
- Wildfire risk to homes (county)
- Higher than 13% of US counties
- Buildings in wildfire direct-exposure zone
- 61.9%
- Radon potential (county)
- Moderate radon potential — EPA Zone 2 of 3
- EPA Superfund (NPL) sites within 5 mi
- 2
- Nearest Superfund site
- Dover Municipal Landfill (3.6 mi)
Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL
Climate (30-year normals)
- Average annual temperature
- 48.0°F
- Average high
- 58.0°F
- Average low
- 38.0°F
- Annual precipitation
- 49.9 in
- USDA plant hardiness zone
- 6a (extreme annual low -10 to -5°F)
Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)
Walkability & transit
- Walkability index
- 12.0 / 20
- Transit service frequency
- -99,999
- Jobs reachable by car (30 min)
- 19,241
- Jobs reachable by transit (45 min)
- 18,380
Source: EPA Smart Location Database (metropolitan block groups)
Amenities
- National parks within ~60 mi
- 8
- Nearest national park
- Lowell National Historical Park (44 mi)
- National parks include
- Lowell National Historical Park, Salem Maritime National Historical Park, Saugus Iron Works National Historic Site
- Airports within 30 mi
- 25
- Nearest airport
- Seacoast Airfield (7 mi)
- Nearest major airport
- Portsmouth International Airport at Pease (PSM) (8 mi)
- Hospitals nearby (~15 mi)
- 1
- Hospitals include
- WENTWORTH-DOUGLASS HOSPITAL
- Avg hospital rating (CMS)
- 4.0 / 5
- Best hospital rating nearby (CMS)
- 4.0 / 5
- Solar radiation rating
- Fair (3.8 kWh/m²/day)
Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)
Migration
- Net migration (county)
- +430 tax filers
Source: IRS county-to-county migration data (county-level, ~12-month lag)
Housing stock
- Median year housing built
- 1,976
- Housing built before 1970
- 42.5%
- Housing built 2000 or later
- 21.1%
- Median annual property tax
- $8,237
- Mean commute to work
- 19 min
- Households with broadband internet
- 84.3%
Source: Census ACS 5-year estimates (ZIP-level)
Employment & development
- Total county employment
- 38,328
- Average weekly wage
- $1,256
- Top industries (by employment)
- Health Care, Accommodation & Food, Administrative Services
- Annual residential building permits (county)
- 260
Sources: BLS QCEW (county-level) · Census Building Permits (county-level)
How it compares
| ZIP 03820 | State median | US median | |
|---|---|---|---|
| Median home value | $548,174 | $486,274 | $289,727 |
| Median sale price | $415,000 | $510,000 | $325,000 |
| Median days on market | 67 days | 50 days | 51 days |
| Typical rent | $2,273/mo | $2,262/mo | $1,808/mo |
| Median annual property tax | $8,237 | $5,920 | $2,006 |
State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.
Area data compiled from public government, academic, and industry research feeds. Data sources →
Common questions
- What is the median home value in ZIP 03820?
- $548,174.
- What is the median sale price in ZIP 03820?
- $415,000.
- How long do homes take to sell in ZIP 03820?
- Median days on market: 67 days.
- What is typical rent in ZIP 03820?
- Typical rent: $2,273/month.
- What is the natural-hazard risk in ZIP 03820?
- Overall risk: Relatively Low (FEMA NRI, county-level). Top hazards: iceStorm, drought, inlandFlooding, lightning.
- Is ZIP 03820 in a flood zone?
- Minimal (FEMA NFIP). FEMA flood zone C.
- What is the wildfire risk in ZIP 03820?
- Risk to homes is higher than 13% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
- What is the radon potential in ZIP 03820?
- Moderate radon potential — EPA Zone 2 of 3, county-level. EPA recommends testing every home regardless of zone.
- Are there Superfund sites near ZIP 03820?
- 2 current or proposed National Priorities List sites within 5 miles (EPA). Nearest site: Dover Municipal Landfill, 3.6 mi.
- How many schools serve ZIP 03820?
- 6 schools (4 elementary, 1 middle, 1 high) (NCES, 2022-23).
- Is ZIP 03820 walkable?
- Walkability index: 12.0/20 (EPA Smart Location Database).
- What is the cost of living in ZIP 03820?
- Regional Price Parity: 106.5 (100 = US average) (Above Average) (BEA RPP, metro/state-level).
Nearby ZIP codes
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Data last updated
Most recent source refresh: Sep 2026. See all data sources →