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Duplex (2 Units, Any Combination)Residential
Last sold for $90,000 on Jul 24, 2026

421 CHAMPLAIN ST

BERLIN, NH 03570
5
Beds
2
Baths
1,953 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1910
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$90,000 · Jul 24, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,108 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$92,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$9,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$82,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyCOOS
Lot (acres)The size of the land the home sits on, from county records.0.11
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Berlin Elementary SchoolB-
Elementary · Grades PK–5 · 0.7 mi
M
Berlin Middle SchoolD+
Middle · Grades 7–8 · 1.3 mi
H
Berlin High SchoolD
High · Grades 9–12 · 1.3 mi

District: Berlin School District

Neighborhood · ZIP 03570These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.91
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.85

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.83%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.6%
PopulationHow many people live in this area.9,357
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.118 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$48,012
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$70,383
Average tempThe average temperature here across a full year.40°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.33%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

421 Champlain St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Bigger than 80% of homes in Berlin 03570
  • Has a smaller lot than 93% of homes in Coos County
  • Older than 82% of homes in Coos County

How it measures up in Berlin 03570

The dot is this home. The mark in the middle is the typical home in Berlin 03570.

Living area1,953 ft²
SmallerTypical 1,368 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.11 ac
SmallerTypical 0.22 acBigger

Bigger than 29% of homes nearby

Year built1910
OlderTypical 1922Newer

Newer than 33% of homes nearby

How 421 Champlain St ranks against every home in each area.
MeasureThis homeBerlin 03570Coos County
Living areabigger than1,953 ft²80% of homes76% of homes
Lot sizebigger than0.11 ac29% of homes7% of homes
Year builtnewer than191033% of homes18% of homes

About 421 Champlain St

When did 421 Champlain St, Berlin, NH last sell?

421 Champlain St, Berlin, NH last sold on Jul 24, 2026 for $90,000, according to the county's recorded deed.

How big is 421 Champlain St, Berlin, NH?

421 Champlain St, Berlin, NH has 5 bedrooms, 2 bathrooms, 1,953 square feet of living space and a 0.11-acre lot.

When was 421 Champlain St, Berlin, NH built?

421 Champlain St, Berlin, NH was built in 1910, making it 116 years old. It is a duplex single home. The building has 3 stories.

What schools serve 421 Champlain St, Berlin, NH?

421 Champlain St, Berlin, NH is assigned to Berlin Elementary School (elementary), rated B-; Berlin Middle School (middle), rated D+; Berlin High School (high), rated D. All sit in Berlin School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Champlain St, Berlin, NH compare to other homes in Berlin 03570?

Among the 3,232 homes in Berlin 03570, it is bigger than 80% of them (1,953 ft² against a typical 1,368 ft²), its lot is bigger than 29% of them (0.11 ac against a typical 0.22 ac) and it is newer than 33% of them (1910 against a typical 1922). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 421 Champlain St, Berlin, NH?

The 2025 property tax bill for 421 Champlain St, Berlin, NH was $3,108. The county assessed it at $92,500.

Closest homes

More homes in Berlin 03570

Assigned schools

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