CondominiumResidential
20 Nelson Dr
RANDOLPH, MA 02368
2.83 ac
Lot SizeThe size of the land the home sits on, from county records.
1974
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 197411 units780–795 ft²
$2.9M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$263K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$332
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.
-17.3%vs the Randolph ZIP median sale $/ft² ($402)
Sales Performance
$280K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
+5.7%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
1
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
9.1%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+6.1%per yeartypical hold 8.1 yrsfrom 24 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
19871995199920042008201220212026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
19871995199920042008201220212026
37 arms-length sales on record for this building.
Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
Every unit: size vs estimated valueEvery unit in the building as one dot: across is its size, up is our current value estimate, and color is its bedroom count. Vertical columns of dots are recurring floor plans; the height spread within a column shows how much floor, view and condition move prices for the same layout.
2 bd
2 bed
11 units$263K · $332/ft²
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
2 bd · 1 ba · 790 ft²
6 units$259K · $328/ft²
2 bd · 1 ba · 780 ft²
2 units$251K · $322/ft²
2 bd · 1 ba · 795 ft²
2 units$268K · $337/ft²
One-off layouts
1 unit
Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.
$230K–$230K
1 unit
$238K–$238K
1 unit
$256K–$256K
3 units
$263K–$267K
3 units
$272K–$273K
2 units
$281K–$281K
1 unit
Ownership & Financing
Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.36%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.9%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.5.4 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.33%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.128%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$247,984
Median tax billThe middle annual property tax bill among the building's units.$2,574
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0
Recent SalesThe latest recorded arms-length sales in the building, newest first.
Unit 3AJan 15, 2026$280,000$354/ft²Unit 1BDec 23, 2024$265,000$333/ft²Unit 2BJul 2, 2024$270,000$346/ft²Unit 3CMay 31, 2024$181,000$229/ft²Unit 1BApr 4, 2024$250,000$314/ft²Unit 3DAug 4, 2023$225,000$288/ft²Unit 1CApr 15, 2021$180,000$228/ft²Unit 2AOct 11, 2019$150,000$190/ft²Unit 3DNov 30, 2018$145,000$186/ft²Unit 2BApr 2, 2013$72,500$93/ft²
Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.
Climate Risk
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.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyNORFOLK
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
PoolWhether the property has a pool, and what kind, such as in-ground.No
Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
HEM
Randolph High SchoolD
High · Grades 9–12 · 0.6 mi
J F Kennedy Elementary SchoolC
Elementary · Grades PK–5 · 0.8 mi
Randolph Community Middle SchoolD+
Middle · Grades 6–8 · 1.3 mi
District: Randolph School District
Neighborhood · ZIP 02368These 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.112
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.66
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.36,419
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,217 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$97,288
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,123
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%
All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.
20 Nelson Dr # 1a
2 bd · 1 ba · 790 ft²
20 Nelson Dr # 1b
2 bd · 1 ba · 795 ft²
20 Nelson Dr # 1c
2 bd · 1 ba · 790 ft²
20 Nelson Dr # 2a
2 bd · 1 ba · 790 ft²
20 Nelson Dr # 2b
2 bd · 1 ba · 780 ft²
20 Nelson Dr # 2c
2 bd · 1 ba · 790 ft²
20 Nelson Dr # 2d
2 bd · 1 ba · 785 ft²
20 Nelson Dr # 3a
2 bd · 1 ba · 790 ft²
20 Nelson Dr # 3b
2 bd · 1 ba · 795 ft²
20 Nelson Dr # 3c
2 bd · 1 ba · 790 ft²
20 Nelson Dr # 3d
2 bd · 1 ba · 780 ft²
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
About 20 Nelson Dr
How many units are in 20 Nelson Dr, Randolph, MA?
20 Nelson Dr, Randolph, MA has 11 residential units across built in 1974, according to county assessor records.
What is a unit at 20 Nelson Dr, Randolph, MA worth?
The median TopHap Estimate across the 11 units at 20 Nelson Dr, Randolph, MA is $263,274. That works out to $332 per square foot. Units run from 780 to 795 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.
Is 20 Nelson Dr, Randolph, MA expensive for Randolph?
Units at 20 Nelson Dr, Randolph, MA carry a median of $332 per square foot, 17% below the Randolph median of $402 per square foot.
How often do units sell at 20 Nelson Dr, Randolph, MA?
1 units at 20 Nelson Dr, Randolph, MA sold in the last 12 months, out of 37 recorded arms-length sales all time. That is a turnover rate of 9.1% of the building per year. The median sale over that period was $280K.
Have units at 20 Nelson Dr, Randolph, MA appreciated?
Across 24 repeat sales of the same unit, 20 Nelson Dr, Randolph, MA returned a median 6.1% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 8.1 years.
What floor plans does 20 Nelson Dr, Randolph, MA have?
The most common plan at 20 Nelson Dr, Randolph, MA is a 2-bedroom of 790 square feet, repeated 6 times, with a median estimate of $259,461. TopHap identifies 3 recurring plans in the building.
Closest homes
- 18 Nelson Dr$174K0 ft · 1 bd · 1 ba · 490 ft² · Sold $126K · Apr 2021
- 20 Nelson Dr$238K0 ft · 2 bd · 1 ba · 790 ft² · Sold $150K · Oct 2019
- 20 Nelson Dr$263K0 ft · 2 bd · 1 ba · 790 ft² · Sold $37K · Dec 2010
- 18 Nelson Dr$275K0 ft · 2 bd · 1 ba · 795 ft² · Sold $255K · Jul 2026
- 18 Nelson Dr$249K0 ft · 2 bd · 1 ba · 790 ft² · Sold Apr 2018
- 18 Nelson Dr$250K0 ft · 2 bd · 1 ba · 790 ft² · Sold $250K · Mar 2026
- 20 Nelson Dr$230K0 ft · 2 bd · 1 ba · 780 ft² · Sold $225K · Aug 2023
- 18 Nelson Dr$248K0 ft · 2 bd · 1 ba · 790 ft² · Sold Apr 2018
More homes in Randolph 02368
- 39 West St$265K2 bd · 1 ba · 900 ft² · Sold $250K · Jul 2026
- 217 Union St$437K3 bd · 1 ba · 1,120 ft² · Sold $400K · Jul 2026
- 22 Milton Ter$500K3 bd · 1 ba · 1,056 ft² · Sold $525K · Jul 2026
- 54 Liberty St$580K4 bd · 2 ba · 2,216 ft² · Sold $575K · Jul 2026
- 19 Lind Ter$465K2 bd · 1 ba · 720 ft² · Sold $480K · Jul 2026
- 78 West St$575K3 bd · 1.5 ba · 1,260 ft² · Sold $600K · Jul 2026
- 20 Madison Ave$500K3 bd · 1 ba · 912 ft² · Sold $530K · Jul 2026
- 20 Jasper Ln$256K1 bd · 1 ba · 735 ft² · Sold $293K · Jul 2026
- 159 Bittersweet Ln$300K2 bd · 1 ba · 895 ft² · Sold $310K · Jul 2026
- 181 Oak St$500K2 bd · 1 ba · 1,635 ft² · Sold $530K · Jul 2026
- 59 Boylston St$415K3 bd · 1.5 ba · 1,370 ft² · Sold $518K · Jul 2026
- 37 Jasper Ln$415K2 bd · 1.5 ba · 1,324 ft² · Sold $480K · Jul 2026
Assigned schools
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