21 Moon

30 Monument Sq, Boston, MA

30 Monument Sq

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21 Moon Demographics

Age Demographics

0–14 Years

8.54%

15–29 Years

32.24%

30–44 Years

27.81%

45–59 Years

14.84%

60+ Years

16.58%

Commute

21.28%

Transit

35.22%

Walk

21.36%

Drive

1.94%

Bike

Housing Ownership

27.01%

Owner Occupied

72.99%

Rental Units

Household Types

Single Family

13.56%

Multi Family

1.78%

Single Person

48.66%

Multi Person

51.34%

Average Income

Household:$11,495,069.14 /yr

Individual:$9,216,684.79 /yr

Education

Bachelors Degree38.61%

High School College9.16%

Diploma2.89%

Post Graduate35.93%

Others13.41%

Education

Diploma2.89%

Post Graduate35.93%

Others13.41%

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21 Moon

21 Moon, Boston, MA, 02113

YEAR BUILT

1910

# STORIES

# TOTAL UNITS

UNIT SIZE RANGE

333-433 sqft

21 Moon

21 Moon, Boston, MA, 02113

YEAR BUILT

1910

# STORIES

# TOTAL UNITS

UNIT SIZE RANGE

333-433 sqft

21 Moon Market Stats Last 12 months

Avg. Listed Price$489,000($1277/Sqft.)

Avg. Sale Price-

Year over year list price0.00%

Year over year sale price 0.00%

Total Listings1 Listed

Total sold0 Sold

Average Days on Market0 days

Average HOA fees per sqft-

Market Stats

Year over year list price0.00%

Year over year sale price0.00%

Total Listings1 Listed

Total sold0 Sold

Average Days on Market0 days

Average HOA fees per sqft-

Glen Gardens Estate Availability & Demand

Unit Availability

High availability buildings list units frequently.

Unit Demand

Units in high-demand buildings sell quicker.

Unit Demand is a measure of quickly units in a particular building sell as compared with other buildings in the neighborhood. Units in high-demand buildings sell more quickly.

For Sale 0 For Sale

21 Moon Inventory & Sale History

	Unit	Size (sqft)	Beds	Baths	Days On Market	Date	Status	Price
	2	383	0	1	36	2025-12-17 MLS#: 73453548	Closed	$480,000

0 Beds

1 Baths

383 sqft

Date	Status	Price
2025-12-17	Closed	$480,000

MLS#: 73453548

Days On Market36

View Complete Unit Listing HistorySource By: MLSPIN

Amenities

Parking

Locker

Concierge

Elevator(s)

Central AC

Pool

Fitness Center

Visitors Parking

Amenities

Laundry

Storage

Policies

Pet Allowed

BBQ Permitted

Sublet Allowed

Short-term Rental Allowed

Compare with Buildings in the Neighbourhood (Last 12 Months)

Compare building's average price/sq. ft. and HOA fees/sq. ft. to buildings nearby

Building Name	Avg price per square foot	AVG HOA FEE per square foot (Monthly)
No nearby building(s) data available.

Nearby Schools

In North End, 21 Moon benefits from nearby schools within easy reach. Educational institutions within 2 miles reduce travel time for families. This convenient access supports balanced daily routines. The location promotes comfortable urban living.

St John School

Private|Grades PK–8

9 Moon St|0.02 miles away

Eliot K-8 School

B-

Public|Grades PK–8

16 Charter St|0.14 miles away

Boston Children's School

Private|Grades PK–2

8 Whittier Pl Ste ...|0.77 miles away

East Boston Central Catholic School

Private|Grades PK–8

69 London St|0.82 miles away

Harvard / Kent Elementary School

C-

Public|Grades PK–5

50 Bunker Hill St|0.89 miles away

Dante Alighieri Montessori School

Public|Grades PK–5

37 Gove St|0.9 miles away

Schools

What to know about schools

Description

St John School

Private|Grades PK–8

9 Moon St|Less than 1 Mile Away

Eliot K-8 School

B-

Public|Grades PK–8

16 Charter St|Less than 1 Mile Away

Boston Children's School

Private|Grades PK–2

8 Whittier Pl Ste ...|Less than 1 Mile Away

East Boston Central Catholic School

Private|Grades PK–8

69 London St|Less than 1 Mile Away

Harvard / Kent Elementary School

C-

Public|Grades PK–5

50 Bunker Hill St|Less than 1 Mile Away

Dante Alighieri Montessori School

Public|Grades PK–5

37 Gove St|Less than 1 Mile Away

Samuel Adams Elementary School

C-

Public|Grades PK–5

165 Webster St|Less than 1 Mile Away

Donald Mckay

D+

Public|Grades PK–8

122 Cottage St|Less than 1 Mile Away

East Boston Early Childhood Center

Public|Grades EE–1

135 Gove St|1.02 Miles Away

The Advent School

Private|Grades PK–6

15 Brimmer St|1.08 Miles Away

Park Street School

Private|Grades PK–6

67 Brimmer St|1.13 Miles Away

Warren / Prescott K-8 School

B-

Public|Grades PK–8

50 School St|1.13 Miles Away

Mario Umana Academy

D+

Public|Grades KG–8

312 Border St|1.15 Miles Away

Charlestown High School

D-

Public|Grades 9–12

240 Medford St|1.18 Miles Away

Hugh Roe O'Donnell Elementary School

Public|Grades PK–5

33 Trenton St|1.21 Miles Away

James Otis

Public|Grades PK–6

218 Marion St|1.21 Miles Away

Clarence R. Edwards Middle School

Public|Grades 6–8

28 Walker St|1.27 Miles Away

Josiah Quincy Elementary School

Public|Grades PK–5

885 Washington St|1.30 Miles Away

Boston Adult Technical Academy

Public|Grades 9–12

20 Church St|1.34 Miles Away

Quincy Upper School

Public|Grades 6–12

152 Arlington St|1.38 Miles Away

Learning Project Elementary School

Private|Grades KG–6

107 Marlborough St|1.45 Miles Away

East Boston High School

Public|Grades 9–12

86 White St|1.48 Miles Away

Patrick J. Kennedy Elementary School

C+

Public|Grades PK–5

343 Saratoga St|1.50 Miles Away

Snowden International School At Copley

Public|Grades 9–12

150 Newbury St|1.61 Miles Away

Kingsley Montessori School

Private|Grades PK–6

26 Exeter St|1.68 Miles Away

Community Charter School of Cambridge

Public|Grades 6–12

245 Bent St|1.69 Miles Away

The Newman School

Private|Grades 7–12

247 Marlborough St|1.73 Miles Away

The Newman School

Private|Grades 7–12

247 Marlborough St|1.73 Miles Away

William Mckinley School

Public|Grades KG–12

90 Warren Ave|1.74 Miles Away

Kennedy-Longfellow

D+

Public|Grades PK–5

158 Spring St|1.79 Miles Away

Kingsley Montessori School

Private|Grades PK–6

30 Fairfield St|1.81 Miles Away

James Condon K-8 School

C-

Public|Grades PK–8

200 D St|1.80 Miles Away

Cathedral High School

Private|Grades 7–12

74 Union Park St|1.80 Miles Away

Seaport Academy

Private|Grades 8–12

285 Commandants Wa...|1.87 Miles Away

Blackstone Innovation School

D-

Public|Grades PK–5

380 Shawmut Ave|1.90 Miles Away

Shurtleff Early Childhood

Public|Grades PK–1

99 Hawthorne St|1.98 Miles Away

Transit

Situated in North End, 21 Moon offers convenient access to city-wide public transportation. Nearby Bus, Metro, Tram, Rail within 2 miles allow for efficient commuting and travel. Strong transit connections enhance accessibility to work, schools, and leisure destinations. This location provides a connected and practical urban living environment.

121 Bunker Hill St opp Lexington St

1.02 miles away|20 min walk

150 Captains Row

1.87 miles away|36 min walk

23 Drydock Ave

1.77 miles away|34 min walk

250 Dorchester Avenue

1.72 miles away|33 min walk

27 Drydock Ave

1.83 miles away|35 min walk

285 Tremont St

1.21 miles away|24 min walk

Transit

What to know about transit

Description

121 Bunker Hill St opp Lexington St

1.02 miles away|20 min walk

150 Captains Row

1.87 miles away|36 min walk

23 Drydock Ave

1.77 miles away|34 min walk

250 Dorchester Avenue

1.72 miles away|33 min walk

27 Drydock Ave

1.83 miles away|35 min walk

285 Tremont St

1.21 miles away|24 min walk

350 Summer St

1.09 miles away|21 min walk

400 Summer St

1.11 miles away|22 min walk

43 W Dedham St

1.86 miles away|36 min walk

442 W Broadway

1.96 miles away|38 min walk

467 Chelsea St - Eagle Square

1.82 miles away|35 min walk

529 Main St

1.73 miles away|34 min walk

540 Albany St opp Wareham St

1.93 miles away|37 min walk

5 Admiral's Way

1.79 miles away|35 min walk

Adams St @ Lowney Way

0.76 miles away|15 min walk

Airport

1.3 miles away|25 min walk

Airport - Bremen St

Metro
Bus

1.34 miles away|26 min walk

Airport - Buses Airport

Metro
Bus

1.33 miles away|26 min walk

Albany St opp Randolph St

1.79 miles away|35 min walk

Albany St @ Randolph St

1.77 miles away|34 min walk

Albany St @ Wareham St

1.93 miles away|37 min walk

Alford St @ Main St

1.79 miles away|35 min walk

Alford St @ MBTA Charlestown Garage

1.88 miles away|37 min walk

Ames St @ Main St

1.83 miles away|36 min walk

Aquarium

Metro

0.31 miles away|6 min walk

Aquarium - State St (North)

Metro

0.33 miles away|7 min walk

Aquarium - State St opp McKinley Sq

0.33 miles away|7 min walk

Aquarium - State St (South)

Metro

0.34 miles away|7 min walk

Aquarium - Surface Rd @ State St

0.31 miles away|6 min walk

Aquarium - Waterfront and New England Aquarium

Metro

0.31 miles away|6 min walk

Arlington

Tram

1.27 miles away|25 min walk

Arlington - Arlington St (East)

Tram

1.26 miles away|25 min walk

Arlington - Arlington St (West)

Tram

1.27 miles away|25 min walk

Arlington - Elevator Boylston St

Tram

1.29 miles away|25 min walk

Arlington - Public Garden

Tram

1.27 miles away|25 min walk

Arlington St @ Isabella St

1.38 miles away|27 min walk

Arlington St @ Saint James Ave

1.29 miles away|25 min walk

A St @ Mt Washington Ave

1.21 miles away|24 min walk

A St @ Necco St

1.12 miles away|22 min walk

Atlantic Ave @ Atlantic Ave

0.24 miles away|5 min walk

Atlantic Ave @ Central St

0.36 miles away|7 min walk

Atlantic Ave @ Commercial Wharf

0.15 miles away|3 min walk

Atlantic Ave @ Congress St

0.73 miles away|14 min walk

Atlantic Ave @ Milk St

0.37 miles away|8 min walk

Atlantic Ave @ Rowes Wharf

0.56 miles away|11 min walk

Atlantic Ave @ Seaport Blvd.

0.65 miles away|13 min walk

Atlantic Ave @ State St-Marriott Hotel

0.36 miles away|7 min walk

Back Bay

1.62 miles away|32 min walk

Back Bay - 167 Dartmouth St

1.65 miles away|32 min walk

Back Bay - Clarendon St Buses (North)

Metro
Rail

Transit

Back Bay - Clarendon St Buses (North)

1.61 miles away|31 min walk

Here are the transit types you can find at this stop,

Metro
Rail
Bus

1.61 miles away|31 min walk

The Neighbourhood: North End

Neighbourhood Description

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30 Monument Sq, Boston, MA

30 Monument Sq