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Single Family ResidenceResidential
$870,105$259 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $825,000 on Jul 9, 2024

21 AUBURN ST

CONCORD, NH 03301
5
Beds
3.5
Baths
3,354 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.
0.39 ac
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$870K
$813K low$928K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$825,000 · Jul 9, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$17,812 (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.$611,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$184,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$427,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$764,655

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.7
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
9
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
25
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyMERRIMACK
Lot (acres)The size of the land the home sits on, from county records.0.39
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(3)

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
Mill Brook School
Elementary · Grades PK–2 · 1.9 mi
M
Rundlett Middle SchoolC-
Middle · Grades 6–8 · 3.6 mi
H
Concord High SchoolD+
High · Grades 9–12 · 3.6 mi

District: Concord School District

Neighborhood · ZIP 03301These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.112

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.35,397
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.661 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,381
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$106,718
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.40 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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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

21 Auburn 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.

  • Worth more than 98% of homes in Concord Heights
  • Costs less per square foot than 73% of homes in Concord 03301
  • Bigger than 96% of homes in Concord Heights
  • Has a smaller lot than 76% of homes in Merrimack County
  • Older than 94% of homes in Concord Heights

What homes are worth in Concord 03301

Each bar is how many homes fall in that price range. The marker is this home.

This home
$147K$944K

This home is worth more than 97% of homes in Concord 03301.

How it measures up in Concord 03301

The dot is this home. The mark in the middle is the typical home in Concord 03301.

Estimated value$870,105
CheaperTypical $449,155Pricier

Pricier than 97% of homes nearby

Price per ft²$259
CheaperTypical $292Pricier

Pricier than 27% of homes nearby

Living area3,354 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 94% of homes nearby

Lot size0.39 ac
SmallerTypical 0.34 acBigger

Bigger than 54% of homes nearby

Year built1890
OlderTypical 1964Newer

Newer than 14% of homes nearby

How 21 Auburn St ranks against every home in each area.
MeasureThis homeConcord HeightsConcord 03301Merrimack County
Estimated valuepricier than$870,10598% of homes97% of homes93% of homes
Price per ft²pricier than$25933% of homes27% of homes39% of homes
Living areabigger than3,354 ft²96% of homes94% of homes92% of homes
Lot sizebigger than0.39 ac51% of homes54% of homes24% of homes
Year builtnewer than18906% of homes14% of homes9% of homes

About 21 Auburn St

How much is 21 Auburn St, Concord, NH worth?

The TopHap Estimate for 21 Auburn St, Concord, NH is $870,105 as of Sep 24, 2026. The likely range is $812,580 to $927,630. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Auburn St, Concord, NH last sell?

21 Auburn St, Concord, NH last sold on Jul 9, 2024 for $825,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Auburn St, Concord, NH?

21 Auburn St, Concord, NH has 5 bedrooms, 3.5 bathrooms, 3,354 square feet of living space and a 0.39-acre lot.

When was 21 Auburn St, Concord, NH built?

21 Auburn St, Concord, NH was built in 1890, making it 136 years old. It is a conventional home. The building has 2 stories.

What schools serve 21 Auburn St, Concord, NH?

21 Auburn St, Concord, NH is assigned to Mill Brook School (elementary); Rundlett Middle School (middle), rated C-; Concord High School (high), rated D+. All sit in Concord School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Auburn St, Concord, NH compare to other homes in Concord 03301?

Among the 8,695 homes in Concord 03301, it is worth more than 97% of them ($870,105 against a typical $449,155), its price per square foot is higher than 27% of them ($259 against a typical $292), it is bigger than 94% of them (3,354 ft² against a typical 1,584 ft²), its lot is bigger than 54% of them (0.39 ac against a typical 0.34 ac) and it is newer than 14% of them (1890 against a typical 1964). Measured against all of Merrimack County, it is worth more than 93% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 21 Auburn St, Concord, NH?

The 2025 property tax bill for 21 Auburn St, Concord, NH was $17,812. The county assessed it at $611,900.

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