Arlington, in the Jason Heights area. This house is an easy/quick bus ride to the Alewife T station and a ten-minute walk to Arlington Center.
https://www.realtor.com/realestateandhomes-detail/34-Gray-St_Arlington_MA_02476_M39347-52922?view=qv
This one is in the same general neighborhood but closer to Menotomy Rocks Park. It's in the Kensington Park historic district.
https://www.realtor.com/realestateandhomes-detail/15-Kensington-Rd_Arlington_MA_02476_M46161-36010?view=qv