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Single Family ResidenceResidential
$648,472$244 / 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 96How 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 $335,000 on Aug 21, 2006

20 S SPRING ST

CONCORD, NH 03301
4
Beds
3.5
Baths
2,662 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.
0.47 ac
Lot SizeThe size of the land the home sits on, from county records.
1880
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$648K
$623K low$674K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$335,000 · Aug 21, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,982 (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.$411,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$108,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$303,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$401,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$565,630

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.8
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
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.Colonial
CountyMERRIMACK
Lot (acres)The size of the land the home sits on, from county records.0.47
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
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(4)

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.

H
Concord High SchoolD+
High · Grades 9–12 · 0.5 mi
M
Rundlett Middle SchoolC-
Middle · Grades 6–8 · 0.7 mi
E
Abbot-Downing SchoolB-
Elementary · Grades KG–5 · 0.8 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%

Owner Tools

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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

20 S Spring 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 93% of homes in South End
  • Costs less per square foot than 82% of homes in Concord 03301
  • Bigger than 88% of homes in South End
  • Has a smaller lot than 72% of homes in Merrimack County
  • Older than 92% of homes in Merrimack County

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
$146K$932K

This home is worth more than 85% 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$648,472
CheaperTypical $450,546Pricier

Pricier than 85% of homes nearby

Price per ft²$244
CheaperTypical $291Pricier

Pricier than 18% of homes nearby

Living area2,662 ft²
SmallerTypical 1,588 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.47 ac
SmallerTypical 0.34 acBigger

Bigger than 59% of homes nearby

Year built1880
OlderTypical 1964Newer

Newer than 10% of homes nearby

How 20 S Spring St ranks against every home in each area.
MeasureThis homeSouth EndConcord 03301Merrimack County
Estimated valuepricier than$648,47293% of homes85% of homes77% of homes
Price per ft²pricier than$24424% of homes18% of homes30% of homes
Living areabigger than2,662 ft²88% of homes86% of homes81% of homes
Lot sizebigger than0.47 ac68% of homes59% of homes28% of homes
Year builtnewer than188012% of homes10% of homes8% of homes

About 20 S Spring St

How much is 20 S Spring St, Concord, NH worth?

The TopHap Estimate for 20 S Spring St, Concord, NH is $648,472 as of Sep 24, 2026. The likely range is $623,276 to $673,668. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 S Spring St, Concord, NH last sell?

20 S Spring St, Concord, NH last sold on Aug 21, 2006 for $335,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 20 S Spring St, Concord, NH?

20 S Spring St, Concord, NH has 4 bedrooms, 3.5 bathrooms, 2,662 square feet of living space and a 0.47-acre lot.

When was 20 S Spring St, Concord, NH built?

20 S Spring St, Concord, NH was built in 1880, making it 146 years old. It is a colonial home. The building has 2 stories.

What schools serve 20 S Spring St, Concord, NH?

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

How does 20 S Spring St, Concord, NH compare to other homes in Concord 03301?

Among the 8,695 homes in Concord 03301, it is worth more than 85% of them ($648,472 against a typical $450,546), its price per square foot is higher than 18% of them ($244 against a typical $291), it is bigger than 86% of them (2,662 ft² against a typical 1,588 ft²), its lot is bigger than 59% of them (0.47 ac against a typical 0.34 ac) and it is newer than 10% of them (1880 against a typical 1964). Measured against all of Merrimack County, it is worth more than 77% 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 20 S Spring St, Concord, NH?

The 2025 property tax bill for 20 S Spring St, Concord, NH was $11,982. The county assessed it at $411,600.

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