- Elevation, modelled
- 99 m
- Tallest summit within 6.4 miles
- Oak Hill187 m · 3.6 mi
- Nearest byway
- Battle Road Scenic Byway9.3 mi off
- Sunset, June solstice
- 20:28local time
- Coordinates
- 42.5534, -71.4995
Hartwell Preserve Extension is a nature reserve in Massachusetts, at a modelled 99 m. Oak Hill stands 187 m to the southwest, 3.6 miles off. The nearest named place is Proctor Hill, a peak 0.2 miles away. Battle Road Scenic Byway passes 9.3 miles off.
Summits around it
The highest named summits within 6.4 miles of Hartwell Preserve Extension. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Oak Hill | SW 224° | 187 m | 3.6 mi |
| Oak Hill | SW 222° | 187 m | 4.5 mi |
| Chestnut Hill | NNW 329° | 157 m | 5.5 mi |
| Dean's Hill | WSW 236° | 157 m | 6.1 mi |
| Prospect Hill | NW 321° | 149 m | 4.1 mi |
| Pin Hill South | SW 236° | 148 m | 5.4 mi |
| Pin Hill North | SW 236° | 147 m | 5.2 mi |
| Brown Loaf | NNW 329° | 141 m | 4.3 mi |
- 9.3 mi off the Battle Road Scenic BywayNational
- 19.9 mi off the The Apple Way of Londonderry
- 26.1 mi off the Revolutionary Heritage BywayNational
- 26.9 mi off the Lost Villages Scenic Byway
Overlooks nearby
- Skywalk Observatory · 26 mi
Named places within 25 miles
Peaks
- Proctor Hill: 0.2 mi
- Hartwell Hill: 0.5 mi
- Starr Hill: 1.8 mi
- Fletcher Hill: 1.8 mi
- Wilderness Hill: 1.8 mi
Nature reserves
- Hartwell Family Memorial Preserve: 0.5 mi
- Whitetail Woods: 0.7 mi
- Brook Way: 1.1 mi
- Mill Pond Conserv. Area: 1.2 mi
- Westford Land: 1.2 mi
Parks
- Koerper Field: 1.1 mi
- Saint Annes Field: 1.1 mi
- Conant Park: 1.1 mi
- 300 King Street Park: 1.2 mi
- Fay Park: 1.4 mi
Historic sites
- Prouty Woods Community Forest Memorial: 1.6 mi
- Sergeant William Woitowicz Memorial: 1.8 mi
- Forge Village Honor Roll: 2.0 mi
- Major Moses Poor Palmer: 2.5 mi
- Harvey P Sargisson: 2.5 mi
Gardens
- Yapp Conservation Land Community Garden: 2.8 mi
- Westford Community Gardens: 3.3 mi
- Ayer Community Garden: 3.9 mi
- Colonial Herb Garden: 4.5 mi
- Flerra Meadows Community Garden Boxborough: 4.5 mi
Artworks
- Forest Bells: 3.3 mi
- Wo Peen, The Dreamer: 6.4 mi
- Pumunangwet, He Who Soots the Stars: 6.4 mi
- Old Frog Pond Farm & Studio: 6.4 mi
- The Olympic Bell: 6.5 mi
Museums
- Westford Museum: 3.6 mi
- YV Art Museum: 4.8 mi
- Hosmer House Museum: 5.8 mi
- Discovery Museum: 6.6 mi
- Fruitlands Museum: 6.6 mi
Attractions
- stone pile: 4.9 mi
- Indian Grinding Stone: 5.0 mi
- Old Stone Chamber: 5.5 mi
- Davies’ Pest House Foundation: 5.7 mi
- Gathering Rocks: 6.3 mi
Beaches: 33
- Harvard Town Beach: 6.1 mi
- Thurston's Beach: 6.8 mi
- Freeman Lake Beach: 8.1 mi
- Swimming Hole: 9.8 mi
- Bolton Town Beach: 10.0 mi
Picnic sites: 20
- Family Friendly Area (Multi-use): 6.4 mi
- Picnic Area: 10.3 mi
- Picnic Area: 10.4 mi
- Picnic Table: 16.2 mi
- Trap Falls: 16.3 mi
Cliffs: 17
- Old Limestone Quarry: 6.3 mi
- Farmers Cliff: 8.4 mi
- Bloody Bluff: 14.0 mi
- Falling Rock Ridge: 14.6 mi
- Sawyer Bluff: 16.7 mi
Waterfalls: 8
- Wamesit Falls: 11.5 mi
- The Falls: 14.6 mi
- Cascades: 15.3 mi
- Trap Falls: 16.3 mi
- Emerson Falls: 17.4 mi
Springs: 3
- Mystery Spring: 4.8 mi
- The Ashburnham Spring: 21.7 mi
- Quarry Spring: 21.7 mi
Rest areas: 3
Ghost towns: 1
- Haywardville: 21.7 mi
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 06:50 | 18:21 | 18:58 |
| June solstice | 05:09 | 19:45 | 20:28 |
| September equinox | 06:34 | 18:08 | 18:45 |
| December solstice | 07:13 | 15:31 | 16:16 |
Local time (America/New_York).
Months averaging 50–80 °F: May–Oct.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °F | 26 | 28 | 36 | 48 | 59 | 68 | 74 | 72 | 64 | 52 | 41 | 32 |
| Precip in | 3.6 | 3.3 | 4.6 | 4.4 | 3.7 | 4.2 | 4.0 | 4.4 | 3.9 | 5.1 | 3.8 | 4.9 |
1991–2020 U.S. Climate Normals, NOAA NCEI — Maynard 2, 9 mi away.
Location and category confirmed against OpenStreetMap.
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