Monarch

300 Allston St, Boston MA 02135, Newton, MA

4 recently sold

Independent brokerage page. BMN Boston Real Estate compiles public MLS listing and sales data for Monarch; it is not the building's management company, leasing office, or HOA. Contact Monarch directly for management, rental, or maintenance questions.

About Monarch

Monarch is a located at 300 Allston St, Boston MA 02135 in Newton, MA . The building features 1 to 2-bedroom residences ranging from 693 to 1,432 square feet , with prices from $610K to $790K . 4 units have sold in the last two years at an average price of $719K .

Monthly HOA fees at Monarch range from $536 to $695 per month and commonly include Water, Insurance, Maintenance Structure . Parking is typically attached, under, off street, averaging 1.0 space per unit.

Units Tracked 4
Avg Days on Market 61
Monthly HOA $536–$695
Avg Parking Spaces 1.0

Last updated: 2026-08-21

Unit Types at Monarch

Unit Type Beds Baths Sq Ft Price Range Available
1 Bedroom 1 1 693 - 1,262 sqft $383K - $610K None listed
2 Bedroom 2 1 856 sqft $450K None listed
2 Bedroom 2 2 978 - 1,432 sqft $475K - $815K None listed

Recently Sold at Monarch

Average sold price: $719K Average days on market: 61 4 sales in the last 2 years
Address Beds/Baths Sq Ft List Price Sold Price Change Sold Date
300 Allston St # 315, Boston MA 02135 2bd / 2ba 978 $720K $710K -1.4% Jul 9, 2026
300 Allston # 205, Boston MA 02135 2bd / 2ba 1,085 $774K $765K -1.2% Apr 30, 2026
300 Allston St # 401, Boston MA 02135 2bd / 2ba 1,092 $795K $790K -0.6% Apr 29, 2026
300 Allston St # 110, Boston MA 02135 1bd / 1ba 931 $625K $610K -2.4% May 27, 2025

Frequently Asked Questions About Monarch

Is BMN Boston Real Estate the management company or leasing office for Monarch?

No. BMN Boston Real Estate is an independent real estate brokerage. We compile public MLS listing and recent-sales data for Monarch to help buyers and sellers make informed decisions. We do not manage the building, lease units on behalf of the owner, or handle HOA matters. For management, leasing, or maintenance inquiries, please contact Monarch directly.

Are there any units for sale at Monarch?

There are currently no units listed for sale at Monarch in Newton, MA. Check back regularly as new listings are added daily.

What is the price range at Monarch?

Prices at Monarch range from $610K to $790K based on recent listings and sales. Prices vary by unit size, floor, and finishes.

What are the unit sizes at Monarch?

Units at Monarch range from 693 to 1,432 square feet, with 1 to 2 bedroom configurations.

How much do condos sell for at Monarch?

4 units have sold at Monarch in the last two years at an average price of $719K. The average time on market was 61 days.

What are the HOA fees at Monarch?

Monthly HOA fees at Monarch $536 to $695 per month. Based on 4 listings with HOA data on file. Fees commonly include Water, Insurance, Maintenance Structure. Actual fees vary by unit; confirm with the listing agent.

Is parking available at Monarch?

Parking at Monarch is typically described as attached, under, off street. On average, listings include 1.0 parking space. Specific arrangements (deeded, assigned, garage vs. surface) vary by unit.

Looking to Buy or Tour at Monarch?

BMN Boston Real Estate is a real estate brokerage that tracks every MLS listing at Monarch. Schedule a tour, ask about a specific unit, or get instant alerts when new listings hit the market — download the app or browse all listings below.

Trying to reach the building's management or leasing office? Search "Monarch Newton management" — we are not affiliated with the building's management.