Duplex (2 Units, Any Combination)Residential
18 THOMPSON ST
CONCORD, NH 03301
4
Beds
3
Baths
3,068 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
Tax & Assessment
Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,599 (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.$295,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$90,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$205,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$296,400
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.43
52
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.
54
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
76
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.15 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Duplex (2 Units, Any Combination)
CountyMERRIMACK
Lot (acres)The size of the land the home sits on, from county records.0.18
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
PoolWhether the property has a pool, and what kind, such as in-ground.No
Transaction History(2)
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.
HME
Concord High SchoolD+
High · Grades 9–12 · 1.6 mi
Rundlett Middle SchoolC-
Middle · Grades 6–8 · 1.6 mi
Mill Brook School
Elementary · Grades PK–2 · 2.0 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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How this home compares
18 Thompson 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 95% of homes in Concord Heights
- Has a smaller lot than 90% of homes in Merrimack County
- Older than 87% of homes in Concord Heights
How it measures up in Concord 03301
The dot is this home. The mark in the middle is the typical home in Concord 03301.
Living area3,068 ft²
SmallerTypical 1,588 ft²Bigger
Bigger than 92% of homes nearby
Lot size0.18 ac
SmallerTypical 0.34 acBigger
Bigger than 27% of homes nearby
Year built1900
OlderTypical 1963Newer
Newer than 25% of homes nearby
| Measure | This home | Concord Heights | Concord 03301 | Merrimack County |
|---|---|---|---|---|
| Living areabigger than | 3,068 ft² | 95% of homes | 92% of homes | 88% of homes |
| Lot sizebigger than | 0.18 ac | 21% of homes | 27% of homes | 10% of homes |
| Year builtnewer than | 1900 | 13% of homes | 25% of homes | 14% of homes |
About 18 Thompson St
When did 18 Thompson St, Concord, NH last sell?
18 Thompson St, Concord, NH last sold on Jan 1, 1900, according to the county's recorded deed.
How big is 18 Thompson St, Concord, NH?
18 Thompson St, Concord, NH has 4 bedrooms, 3 bathrooms, 3,068 square feet of living space and a 0.18-acre lot.
When was 18 Thompson St, Concord, NH built?
18 Thompson St, Concord, NH was built in 1900, making it 126 years old. The building has 2 stories.
What schools serve 18 Thompson St, Concord, NH?
18 Thompson St, Concord, NH is assigned to Concord High School (high), rated D+; Rundlett Middle School (middle), rated C-; Mill Brook School (elementary). All sit in Concord School District. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 18 Thompson St, Concord, NH compare to other homes in Concord 03301?
Among the 8,695 homes in Concord 03301, it is bigger than 92% of them (3,068 ft² against a typical 1,588 ft²), its lot is bigger than 27% of them (0.18 ac against a typical 0.34 ac) and it is newer than 25% of them (1900 against a typical 1963). These shares are recounted nightly from the full county assessor record for each area, not from active listings.
What are the property taxes on 18 Thompson St, Concord, NH?
The 2025 property tax bill for 18 Thompson St, Concord, NH was $8,599. The county assessed it at $295,400.
More homes on Thompson St
- 10 Thompson St8 bd · 8 ba · 4,352 ft² · Sold $1.4M · Apr 2026
- 13 Thompson St$461K2 bd · 1 ba · 1,790 ft² · Sold $337K · Nov 2023
- 41 Thompson St$368K3 bd · 1 ba · 1,296 ft² · Sold $285K · Nov 2022
- 28 Thompson St8 bd · 3.5 ba · 3,498 ft² · Sold $319K · Sep 2021
- 29 Thompson St$384K3 bd · 1 ba · 1,536 ft² · Sold $235K · Nov 2020
- 38 Thompson St # 40$583K3 bd · 2.5 ba · 2,482 ft² · Sold $168K · Mar 2012
- 21 Thompson St # 234 bd · 2 ba · 2,236 ft² · Sold $143K · Aug 2008
- 17 Thompson St # 194 bd · 2 ba · 2,622 ft² · Sold $240K · Jul 2007
- 51 Thompson St$422K2 bd · 1.5 ba · 1,254 ft² · Sold $205K · Jun 2006
- 14 Thompson St5 bd · 4 ba · 3,032 ft² · Sold $300K · Jun 2004
- 16 Thompson St$466K3 bd · 2 ba · 2,161 ft² · Sold $269K · Dec 2002
- 33 Thompson St4 bd · 2 ba · 2,524 ft² · Sold $80K · Sep 1998
Closest homes
- 38 Lawrence St$362K0 ft · 2 bd · 1 ba · 1,056 ft² · Sold $130K · Apr 2013
- 36 Lawrence St$504K439 ft · 3 bd · 2 ba · 1,940 ft² · Sold $219K · May 2014
- 32 Lawrence St$398K475 ft · 3 bd · 2 ba · 929 ft² · Sold $240K · Nov 2018
- 33 N Fruit St$398K475 ft · 2 bd · 1 ba · 1,015 ft² · Sold $275K · Feb 2021
- 56 Chesley St$353K437 ft · 2 bd · 2 ba · 1,588 ft² · Sold $185K · Mar 2021
- 16 Thompson St$466K437 ft · 3 bd · 2 ba · 2,161 ft² · Sold $269K · Dec 2002
- 75 Pleasant St495 ft · 4 bd · 3 ba · 3,384 ft² · Sold $123K · Jun 1991
- 42 Lawrence St$322K495 ft · 3 bd · 1 ba · 1,140 ft² · Sold Jan 1900
More homes in Concord 03301
- 59 Oak Hill Rd$369K4 bd · 2 ba · 1,632 ft² · Sold $350K · Oct 2026
- 105 Sewalls Falls Rd0.31 ac · Sold $605K · Oct 2026
- 21 Amoskeag Rd$350K3 bd · 2 ba · 1,478 ft² · Sold $350K · Oct 2026
- 3 Merrimack St5,518 ft² · Sold $86K · Oct 2026
- 47 N Spring St$325K3 bd · 1 ba · 1,946 ft² · Sold $310K · Oct 2026
- 2 Cleveland Ave$429K2 bd · 2.5 ba · 1,472 ft² · Sold $400K · Oct 2026
- 33 Noyes St$399K1 bd · 1 ba · 834 ft² · Sold $398K · Oct 2026
- 12 Holt St$575K3 bd · 2 ba · 2,082 ft² · Sold $611K · Oct 2026
- 13 Pond Place Ln$740K3 bd · 2.5 ba · 2,610 ft² · Sold $751K · Oct 2026
- 20 Dunklee St$373K2 bd · 1 ba · 1,160 ft² · Sold $350K · Oct 2026
- 8 Jay Dr$400K3 bd · 1 ba · 1,007 ft² · Sold $385K · Oct 2026
- 5 Lyndon St3 bd · 2 ba · 2,010 ft² · Sold $385K · Oct 2026
Assigned schools
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