CondominiumResidential
45 Lewis St
EAST BOSTON, MA 02128
11.91 ac
Lot SizeThe size of the land the home sits on, from county records.
2020
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 20205 floors114 units253–1,226 ft²
$103M
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.
$857K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$960
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.
+407.8%vs the East Boston ZIP median sale $/ft² ($189)
Sales Performance
$958K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
-39.4%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
4
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
3.5%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+1.7%per yeartypical hold 2.2 yrsfrom 19 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
202120222023202420252026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
202120222023202420252026
139 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.
Studio1 bd2 bd
Studio
9 units$522K · $1039/ft²
1 bed
44 units$722K · $928/ft²
2 bed
61 units$1.1M · $980/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 · 2 ba · 1,090 ft²
9 units$1.1M · $966/ft²
1 bd · 1 ba · 764 ft²
6 units$723K · $946/ft²
1 bd · 1 ba · 765 ft²
6 units$683K · $893/ft²
1 bd · 1 ba · 766 ft²
6 units$684K · $893/ft²
2 bd · 2 ba · 1,091 ft²
5 units$1.1M · $979/ft²
2 bd · 2 ba · 1,093 ft²
5 units$1.1M · $1024/ft²
1 bd · 1 ba · 767 ft²
4 units$679K · $885/ft²
2 bd · 2 ba · 1,147 ft²
4 units$980K · $855/ft²
1 bd · 1 ba · 769 ft²
3 units$752K · $978/ft²
2 bd · 2 ba · 1,089 ft²
3 units$1.1M · $982/ft²
2 bd · 2 ba · 1,092 ft²
3 units$1.1M · $990/ft²
2 bd · 2 ba · 1,097 ft²
3 units$1M · $936/ft²
2 bd · 2 ba · 1,143 ft²
3 units$1M · $903/ft²
2 bd · 2 ba · 1,217 ft²
3 units$1.4M · $1113/ft²
One-off layouts
51 units
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.
$465K–$570K
10 units
$670K–$748K
29 units
$752K–$857K
18 units
$899K–$1M
17 units
$1M–$1.2M
25 units
$1.2M–$1.3M
6 units
$1.3M–$1.4M
6 units
$1.6M–$1.6M
2 units
Value by Floor & LineAverage estimated price per square foot by floor range, using unit numbers to infer floors. Higher floors usually price higher — the gap shows how much the view is worth here.
Floor 1
$904/ft²14 units · -6%
Floor 2
$964/ft²19 units · +0%
Floor 3
$1005/ft²20 units · +5%
Floor 4
$979/ft²20 units · +2%
Floor 5
$996/ft²20 units · +4%
Unit lines by $/ft²Condo units stacked vertically share a unit line — the last digits of the unit number (like 05 in 1205, 1305, 1405). Lines share a layout and exposure, so comparing estimated $/ft² by line shows which position in the building commands a premium.
Line ·08
$1238/ft²4 units · +29%
Line ·10
$1154/ft²4 units · +20%
Line ·09
$1141/ft²4 units · +19%
Line ·11
$1027/ft²5 units · +7%
Line ·15
$1011/ft²5 units · +5%
Line ·02
$997/ft²5 units · +4%
Line ·16
$993/ft²5 units · +3%
Line ·17
$984/ft²4 units · +2%
Line ·13
$970/ft²5 units · +1%
Line ·14
$963/ft²5 units · +0%
Line ·06
$961/ft²5 units · +0%
Line ·12
$960/ft²4 units · +0%
Ownership & Financing
Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.84%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.15%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.5.5 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.30%
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.44%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$971,951
Median tax billThe middle annual property tax bill among the building's units.$8,885
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 401Sep 22, 2026$810,000$923/ft²Unit PH14Jul 16, 2026$1,230,000$1125/ft²Unit 303Apr 30, 2026$680,000$888/ft²Unit 214Mar 11, 2026$1,105,000$1014/ft²Unit 409Oct 20, 2025$1,600,000$1313/ft²Unit 210Dec 16, 2024$1,580,000$1295/ft²Unit 215Dec 16, 2024$1,190,000$1092/ft²Unit 102Jun 18, 2024$695,000$908/ft²Unit 415Jan 8, 2024$1,275,000$1171/ft²Unit 118Aug 1, 2023$1,047,820$926/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.
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountySUFFOLK
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
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.
EMH
Dante Alighieri Montessori SchoolB
Elementary · Grades PK–5 · 0.3 mi
Eliot K-8 SchoolA
Middle · Grades PK–8 · 0.6 mi
East Boston High SchoolD-
High · Grades 9–12 · 1.0 mi
District: Boston School District
Neighborhood · ZIP 02128These 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.106
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 100.80
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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
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.1.5%
PopulationHow many people live in this area.42,419
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,831 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,432
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$123,916
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%
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.
45 Lewis St # Ph1
2 bd · 2 ba · 883 ft²
45 Lewis St # Ph2
1 ba · 519 ft²
45 Lewis St # Ph3
1 bd · 1 ba · 762 ft²
45 Lewis St # Ph4
1 bd · 1 ba · 763 ft²
45 Lewis St # Ph5
1 bd · 1 ba · 763 ft²
45 Lewis St # Ph6
1 bd · 1 ba · 765 ft²
45 Lewis St # Ph7
1 bd · 1 ba · 867 ft²
45 Lewis St # Ph8
1 ba · 519 ft²
45 Lewis St # Ph9
2 bd · 2 ba · 1,217 ft²
45 Lewis St # Ph10
2 bd · 2 ba · 1,218 ft²
45 Lewis St # Ph11
2 bd · 2 ba · 1,056 ft²
45 Lewis St # Ph12
2 bd · 2 ba · 1,093 ft²
45 Lewis St # Ph13
2 bd · 2 ba · 1,093 ft²
45 Lewis St # Ph14
2 bd · 2 ba · 1,093 ft²
45 Lewis St # Ph15
2 bd · 2 ba · 1,093 ft²
45 Lewis St # Ph16
2 bd · 2 ba · 1,093 ft²
45 Lewis St # Ph17
1 bd · 1 ba · 766 ft²
45 Lewis St # Ph18
2 bd · 2 ba · 1,144 ft²
45 Lewis St # Ph19
2 bd · 2 ba · 1,148 ft²
45 Lewis St # Ph20
1 bd · 1 ba · 796 ft²
45 Lewis St # 102
1 bd · 1 ba · 765 ft²
45 Lewis St # 103
1 bd · 1 ba · 765 ft²
45 Lewis St # 104
1 bd · 1 ba · 768 ft²
45 Lewis St # 105
1 bd · 1 ba · 765 ft²
45 Lewis St # 106
1 bd · 1 ba · 762 ft²
45 Lewis St # 107
1 bd · 1 ba · 901 ft²
45 Lewis St # 111
1 bd · 1 ba · 847 ft²
45 Lewis St Apt 112
2 bd · 2 ba · 1,099 ft²
45 Lewis St Apt 113
2 bd · 2 ba · 1,097 ft²
45 Lewis St # 114
2 bd · 2 ba · 1,099 ft²
45 Lewis St Apt 115
2 bd · 2 ba · 1,097 ft²
45 Lewis St # 116
2 bd · 2 ba · 1,097 ft²
45 Lewis St # 118
2 bd · 2 ba · 1,132 ft²
45 Lewis St # 119
1 bd · 1 ba · 902 ft²
45 Lewis St # 201
2 bd · 2 ba · 883 ft²
45 Lewis St # 202
1 ba · 520 ft²
45 Lewis St # 203
1 bd · 1 ba · 767 ft²
45 Lewis St # 204
1 bd · 1 ba · 766 ft²
45 Lewis St # 205
1 bd · 1 ba · 766 ft²
45 Lewis St # 206
1 bd · 1 ba · 766 ft²
45 Lewis St # 207
1 bd · 1 ba · 866 ft²
45 Lewis St Apt 208
1 ba · 522 ft²
45 Lewis St Apt 209
2 bd · 2 ba · 1,226 ft²
45 Lewis St # 210
2 bd · 2 ba · 1,220 ft²
45 Lewis St # 211
2 bd · 2 ba · 1,048 ft²
45 Lewis St # 212
2 bd · 2 ba · 1,090 ft²
45 Lewis St # 213
2 bd · 2 ba · 1,091 ft²
45 Lewis St # 214
2 bd · 2 ba · 1,090 ft²
45 Lewis St # 215
2 bd · 2 ba · 1,090 ft²
45 Lewis St # 216
2 bd · 2 ba · 1,090 ft²
45 Lewis St # 217
1 bd · 1 ba · 769 ft²
45 Lewis St Apt 218
2 bd · 2 ba · 1,143 ft²
45 Lewis St # 219
2 bd · 2 ba · 1,147 ft²
45 Lewis St # 220
1 bd · 1 ba · 803 ft²
45 Lewis St # 301
2 bd · 2 ba · 879 ft²
45 Lewis St # 302
1 ba · 522 ft²
45 Lewis St # 303
1 bd · 1 ba · 766 ft²
45 Lewis St # 304
1 bd · 1 ba · 767 ft²
45 Lewis St Apt 305
1 bd · 1 ba · 766 ft²
45 Lewis St Apt 306
1 bd · 1 ba · 767 ft²
45 Lewis St # 307
1 bd · 1 ba · 867 ft²
45 Lewis St Apt 308
1 ba · 253 ft²
45 Lewis St # 309
2 bd · 2 ba · 1,220 ft²
45 Lewis St # 310
2 bd · 2 ba · 1,215 ft²
45 Lewis St # 311
2 bd · 2 ba · 1,054 ft²
45 Lewis St # 312
2 bd · 2 ba · 1,090 ft²
45 Lewis St # 313
2 bd · 2 ba · 1,091 ft²
45 Lewis St # 314
2 bd · 2 ba · 1,090 ft²
45 Lewis St Apt 315
2 bd · 2 ba · 1,089 ft²
45 Lewis St # 316
2 bd · 2 ba · 1,090 ft²
45 Lewis St # 317
1 bd · 1 ba · 769 ft²
45 Lewis St Apt 318
2 bd · 2 ba · 1,143 ft²
45 Lewis St # 319
2 bd · 2 ba · 1,147 ft²
45 Lewis St # 320
1 bd · 1 ba · 801 ft²
45 Lewis St # 401
2 bd · 2 ba · 878 ft²
45 Lewis St # 402
1 ba · 521 ft²
45 Lewis St # 403
1 bd · 1 ba · 767 ft²
45 Lewis St # 404
1 bd · 1 ba · 764 ft²
45 Lewis St # 405
1 bd · 1 ba · 765 ft²
45 Lewis St # 406
1 bd · 1 ba · 765 ft²
45 Lewis St Apt 407
1 bd · 1 ba · 868 ft²
45 Lewis St Apt 408
1 bd · 1 ba · 521 ft²
45 Lewis St # 409
2 bd · 2 ba · 1,219 ft²
45 Lewis St Apt 410
2 bd · 2 ba · 1,217 ft²
45 Lewis St # 411
2 bd · 2 ba · 1,054 ft²
45 Lewis St # 412
2 bd · 2 ba · 1,090 ft²
45 Lewis St # 413
2 bd · 2 ba · 1,089 ft²
45 Lewis St Apt 414
2 bd · 2 ba · 1,092 ft²
45 Lewis St # 415
2 bd · 2 ba · 1,089 ft²
45 Lewis St Apt 416
2 bd · 2 ba · 1,090 ft²
45 Lewis St # 417
1 bd · 1 ba · 769 ft²
45 Lewis St # 418
2 bd · 2 ba · 1,143 ft²
45 Lewis St Apt 419
2 bd · 2 ba · 1,147 ft²
45 Lewis St Apt 420
1 bd · 1 ba · 801 ft²
45 Lewis St # 501
2 bd · 2 ba · 877 ft²
45 Lewis St # 502
1 ba · 520 ft²
45 Lewis St # 503
1 bd · 1 ba · 764 ft²
45 Lewis St # 504
1 bd · 1 ba · 764 ft²
45 Lewis St Apt 505
1 bd · 1 ba · 764 ft²
45 Lewis St Apt 506
1 bd · 1 ba · 764 ft²
45 Lewis St # 507
1 bd · 1 ba · 868 ft²
45 Lewis St Apt 508
1 ba · 521 ft²
45 Lewis St Apt 509
2 bd · 2 ba · 1,219 ft²
45 Lewis St # 510
2 bd · 2 ba · 1,217 ft²
45 Lewis St # 511
2 bd · 2 ba · 1,055 ft²
45 Lewis St Apt 512
2 bd · 2 ba · 1,091 ft²
45 Lewis St # 513
2 bd · 2 ba · 1,092 ft²
45 Lewis St # 514
2 bd · 2 ba · 1,091 ft²
45 Lewis St # 515
2 bd · 2 ba · 1,091 ft²
45 Lewis St # 516
2 bd · 2 ba · 1,092 ft²
45 Lewis St Apt 517
1 bd · 1 ba · 764 ft²
45 Lewis St # 518
2 bd · 2 ba · 1,144 ft²
45 Lewis St # 519
2 bd · 2 ba · 1,147 ft²
45 Lewis St Apt 520
1 bd · 1 ba · 798 ft²
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
About 45 Lewis St
How many units are in 45 Lewis St, East Boston, MA?
45 Lewis St, East Boston, MA has 114 residential units across 5 floors, built in 2020, according to county assessor records.
What is a unit at 45 Lewis St, East Boston, MA worth?
The median TopHap Estimate across the 114 units at 45 Lewis St, East Boston, MA is $856,732. That works out to $960 per square foot. Units run from 253 to 1,226 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.
Is 45 Lewis St, East Boston, MA expensive for East Boston?
Units at 45 Lewis St, East Boston, MA carry a median of $960 per square foot, 408% above the East Boston median of $189 per square foot.
How often do units sell at 45 Lewis St, East Boston, MA?
4 units at 45 Lewis St, East Boston, MA sold in the last 12 months, out of 139 recorded arms-length sales all time. That is a turnover rate of 3.5% of the building per year. The median sale over that period was $958K.
Have units at 45 Lewis St, East Boston, MA appreciated?
Across 19 repeat sales of the same unit, 45 Lewis St, East Boston, MA returned a median 1.7% 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 2.2 years.
What floor plans does 45 Lewis St, East Boston, MA have?
The most common plan at 45 Lewis St, East Boston, MA is a 2-bedroom of 1,090 square feet, repeated 9 times, with a median estimate of $1,052,970. TopHap identifies 14 recurring plans in the building.
More homes on Lewis St
- 45 Lewis St # 401$810K2 bd · 2 ba · 878 ft² · Sold $810K · Sep 2026
- 45 Lewis St # 313$1.1M2 bd · 2 ba · 1,091 ft² · Sold $1.1M · Sep 2026
- 45 Lewis St # Ph14$1.2M2 bd · 2 ba · 1,093 ft² · Sold $1.2M · Jul 2026
- 65 Lewis St # 4051 bd · 1 ba · 847 ft² · Sold $820K · Jun 2026
- 45 Lewis St # Ph15$1.1M2 bd · 2 ba · 1,093 ft² · Sold $1.2M · May 2026
- 65 Lewis St # 2091 bd · 1 ba · 747 ft² · Sold $725K · May 2026
- 65 Lewis St # 3161 bd · 1 ba · 787 ft² · Sold $745K · May 2026
- 45 Lewis St # 303$681K1 bd · 1 ba · 766 ft² · Sold $680K · Apr 2026
- 45 Lewis St # 403$685K1 bd · 1 ba · 767 ft² · Sold $633K · Apr 2026
- 65 Lewis St # 5051 bd · 1 ba · 847 ft² · Sold $134K · Apr 2026
- 45 Lewis St # 214$1.1M2 bd · 2 ba · 1,090 ft² · Sold $1.1M · Mar 2026
- 65 Lewis St # 3142 bd · 2 ba · 1,082 ft² · Sold $1.1M · Jan 2026
Closest homes
- 45 Lewis St$673K0 ft · 1 bd · 1 ba · 765 ft² · Sold $575K · Mar 2021
- 45 Lewis St$800K0 ft · 1 bd · 1 ba · 901 ft² · Sold $675K · Mar 2021
- 45 Lewis St$670K0 ft · 1 bd · 1 ba · 768 ft² · Sold $580K · Mar 2021
- 45 Lewis St Apt 308$465K0 ft · 1 ba · 253 ft² · Sold $525K · Apr 2021
- 45 Lewis St Apt 305$686K0 ft · 1 bd · 1 ba · 766 ft² · Sold $640K · Apr 2021
- 45 Lewis St$542K0 ft · 1 ba · 522 ft² · Sold $515K · Dec 2021
- 45 Lewis St$1.1M0 ft · 2 bd · 2 ba · 1,093 ft² · Sold $1.2M · May 2021
- 45 Lewis St$565K0 ft · 1 ba · 519 ft² · Sold $638K · Mar 2021
More homes in East Boston 02128
- 96 Waldemar Ave$571K1 bd · 1 ba · 918 ft² · Sold $750K · Oct 2026
- 114 Trenton St$369K1 bd · 1 ba · 546 ft² · Sold $320K · Oct 2026
- 92 Waldemar Ave$637K3 bd · 1.5 ba · 1,120 ft² · Sold $750K · Oct 2026
- 162 Putnam St6 bd · 3.5 ba · 2,751 ft² · Sold $1.3M · Oct 2026
- 191 Webster St3,740 ft² · Sold $1.5M · Oct 2026
- 656 Saratoga St28,645 ft² · Sold $460K · Oct 2026
- 120 Trenton St3 bd · 3 ba · 2,172 ft² · Sold $410K · Oct 2026
- 80 Moore St$739K2 bd · 2 ba · 1,050 ft² · Sold $800K · Oct 2026
- 41 Marion St$476K3 bd · 1 ba · 806 ft² · Sold $475K · Sep 2026
- 66 Homer St$852K2 bd · 1 ba · 1,118 ft² · Sold $750K · Sep 2026
- 1 Prescott St$550K2 bd · 1 ba · 818 ft² · Sold $540K · Sep 2026
- 156 Porter St$800K1 bd · 2 ba · 1,393 ft² · Sold $800K · Sep 2026
Assigned schools
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