A portion of this area, since a resolution of the City Council in 1972 has been known as the "Vietnam War Memorial Park". (link)
Some social media related posts:
5/24/19 - High Rock Memorial Day Hike on 5/27/19
5/25/19 - Documents related to successful CPA proposal
11/26/16 - Introduction to High Rock https://www.facebook.com/MaldenNewsNetwork/posts/1792434734328524
9/23/17 cleanup - https://www.facebook.com/MaldenNewsNetwork/posts/1923069961265000
12/2/17 Cleanup Recap - https://www.facebook.com/MaldenNewsNetwork/posts/1958834417688554
12/2/17 meeting plans- https://www.facebook.com/MaldenNewsNetwork/posts/1958055591099770
12/11/17 - Plant Identification Hike at High Rock https://www.facebook.com/MaldenNewsNetwork/posts/1962541443984518
6/10/18 cleanup - https://www.facebook.com/MaldenNewsNetwork/posts/2040706086168053
Improvement Proposal and Possible Plans (Draft)
High Rock Update, Discussions and Considerations for Enhancements
Tax maps - http://www.cityofmalden.org/content/gis-tax-maps
Tax Map Index - http://www.cityofmalden.org/sites/default/files/indextaxmap.pdf
Malden BEO / GIS Map - https://goo.gl/9TxVtv
The City's Online Parcel Viewer, including maps, is at http://www.maldengis.com. Also at https://maldenma.mapgeo.io/
Supporting Documents and Resources
In November 2016, a social media post described, in a relatively lengthy expose, some of the background and hinted history of "High Rock". You can read about that here: https://goo.gl/ChYbw8
In October 2017, a number of residents - from around the city - helped with a High Rock cleanup event. You can read about that event in the Advocate newspaper: https://goo.gl/V3UAtv
Sawyer 1917 Land grant - 4172-319
Sawyer 1917 Land grant - 4172-320
High Rock 1972 Vietnam Memorial Resolve (at site of Sawyer grant)
High Rock Amended Deeds, June 26 2015
Malden CPC Implementation Presentation
Malden buys High Rock land for $1.85m (October 3, 2011)
Highrock Images from a Hike in November 2016
Tips on Tree Pruning and Maintenance
Considerations of Accessibility - note this effort at Fellsmere Park/Pond
A page of map related information can be found here
Historical Planning Documents (Document formats have been converted from original sources - e.g. including from doc to pdf and from tif to jpg - for easier viewing on the web - none of these should be considered official or original
High Rock Survey Map (2010)
Planning Case No 325072 (2009)
Williams St Ext Def Plan 4.14.10
Williams St Def Plan disapp 6.06