Sundials of North America

This is a listing of sundials in the North American Sundial Society Registry. The ordering can be changed using the box above. Or you can search for a dial by number, city, state/province, or type. You can also find sundials in a particular state/province by clicking on the right-column list of state/province names.

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	Carefree	Arizona	USA	Horizontal Dial	1
	A 90 ft. diameter horizontal dial with a large reflecting pool beneath the gnomon designed by architect Joe Wong and solar engineer John Yellott. The dial is constructed using a steel frame and covered in anodized copper. The hour markers are 4 ft. diameter concrete circles. The dial is designed to show solar time corrected for the time zone offse...
	Flagstaff	Arizona	USA	Horizontal Dial	2
	Small bronze horizontal dial with a coarse chapter ring and Roman hour numerals. The gnomon is done as a gryphin. It was a gift from the observatory staff to Dr. Lowell. In a thank you note to his staff, Lowell stated, "Nothing could have pleased me more than that Sundial clothed with its mountain cloak, symbolic of when the sun always shines. ...
	Tucson	Arizona	USA	Equatorial Dial	4
	A bronze equatorial dial approximately 2 ft. in diameter designed by R. Newton Mayall. Mayall stated, "When I was asked to design the sundial in front of the Museum at Kitt Peak I was more than pleased, for it gave me a chance to work a semblance of astronomy into it. The design reflects the great telescope nearby, with its base and fork type mount...
	Westbury	New York	USA	Polyhedral Dial	5
	An old polyhedral dial set atop a tall stone column on the grounds of Old Westbury Gardens. Old Westbury Gardens is the former estate of John Shaffer Phipps, heir to a U.S. Steel fortune. Built in 1906, this garden is an example of period landscape design, with formal gardens and landscaped grounds on a 200 acre site. The gardens and mansion are...
	Phoenix	Arizona	USA	Horizontal Dial	7
	This large ground-level horizontal dial designed by Charles Keener. The dial is a circular concrete slab 62 in.(1.6m) in diameter and 8 in.(200cm) thick. The gnomon is 30 in. (762 cm) high, with the shadow casting style 55 in (1.4m) long. The dial has Roman numerals. Unfortunately, the 6AM and 8AM numerals are missing. The dial in a small square...
	Sun City	Arizona	USA	Horizontal Dial	8
	A monumental horizontal dial in a gravel rock garden. Gnomon is 22 feet high, 40 feet long built from a structural steel "I" beam 64 feet long. Gnomon is supported by three concrete triangular legs and is encased in concrete with four shadow-casting style edges. A circular concrete walkway under the gnomon has painted Roman numeral hour markers. ...
	Ottawa	Ontario	Canada	Horizontal Dial	10
	A bronze 12 inch diameter horizontal dial with hour lines from 4 AM to 8 PM and engraved Roman hour numerals and compass rose. This restoration was donated by Thomas Ritchie who remembered from his youth that the original dial was accidentally destroyed during the construction of the Parliament Library in 1872. The restored dial was unveiled May 19...
	Tucson	Arizona	USA	Sun Alignment	11
	A "Stonehenge" or sun circle dial designed by Chris Tanz, Susan Holman, Paul Edwards and with the help of Will Grundy and sponsored by the Pima County Flood Control and Transportation Dept. The structure uses a broken circle of walls to create designs made of light based on the movement of the sun. The circle, 50 feet in diameter with 8 foot walls...
	Tucson	Arizona	USA	Horizontal Dial	12
	This concrete and adobe brick horizontal dial is approximately 8 1/2 feet in diameter with a triangular gnomon 25 x 32 inches. This is a large, but very plain sundial except for the shiny chrome plated gnomon. It lacks numerals, but has hour points and shows the cardinal points. The dial is corrected for longitude. The pedestal is missing some b...
	Tucson	Arizona	USA	Horizontal Dial	14
	A 25 inch circular engraved horizontal dial in a large irregular stone. Surrounding the dial on the stone are zodiacal signs and a beautiful engraved drawing of the surrounding mountains. The designer, John Carmichael, calls these dials "horizontal string heliochronometers" since the gnomon is a brass cable held very straight under tension from a...
	Berkeley	California	USA	Horizontal Dial	16
	A classic horizontal dial 16 inch diameter (41cm) made of bronze. Gnomon is 8 in. (29cm) long, 5 in. (13cm)high. Donated in 1915 by Class of 1877. Nicely engraved Roman hour numerals and delineated every 5 minutes. On the dial face is an Equation of Time table by date. The dial sits atop a marble pedestal, 4 foot (1.2m) high.
	Riverside	California	USA	Equatorial Dial	18
	An equatorial dial 47 inches in diameter made of stainless steel. It sits upon four sleek pillars setting on a concrete rise. The gnomon rod has a round disk with a hole to act as a nodus. The dial equatorial band has solstice and equinox lines, as well as a line showing the declination of the sun marked with by months and zodiac signs. Hour l...
	San Diego	California	USA	Vertical Dial	19
	Above the southwest entrance of the Chemistry-Geology Building is a vertical declining dial built by Richard L. Threet in 1979. The dial uses thin aluminum tubing as a gnomon to cast shadows on a ring of hour and half hour lines approximately 9 feet in diameter. The lines were originally painted black on the white concrete wall with only the 9 am...
	San Francisco	California	USA	Vertical Dial	20
	Known as the "Navigators' Dial", this sundial is dedicated to three early explorers of the California coast. The dial itself is a sliced bronze globe of the earth sitting on the back of a tortoise. Overall, the globe hemisphere is about 2 1/2 feet in diameter, showing the world in relief centered on California. The flat face of the hemisphere is...
	Colma	California	USA	Horizontal Dial	21
	This large ground-level horizontal dial is 40 ft. diameter. Formerly a floral dial with a cypress tree as gnomon and hour lines crafted out of plants such as santilina shrubs. During the 1960's the dial was changed to concrete and aluminum. Now approaching 2020, the concrete dial has a brick surround. Time is marked by large Roman numerals and h...
	Arvada	Colorado	USA	Horizontal Dial	22
	A large horizontal dial of brick and stone with a formed structural steel gnomon in the form of a modern sculpture. Roman numeral hour marks doe DST are on raised brick pillars.
	Tempe	Arizona	USA	Horizontal Dial	23
	A horizontal dial from Picture Rock Sandstone with 24k gold-plated inlaid brass fittings, 25 inches wide by 36 inches long, with gnomon 12.5 inches high. Gnomon is 1.5 inches thick. Total sundial weight 110 lbs. Time is marked in 10 minute intervals. Has Equation of Time and moonlight reading time correction table. Has the time and direction of ...
	Denver	Colorado	USA	Equatorial Dial	24
	Large Erickson equatorial monument dial. It consists of a disc of pink granite about 6 feet in diameter and 6 inches thick, tilted on edge to align with the earth's equator. The gnomon is a stainless steel rod approximately 3 inches in diameter, piercing the disc at 90 degrees. It supports the disc from below, and protrudes about 2-3 feet abov...
	Bloomfield	Connecticut	USA	Vertical Dial	25
	Vertical dial on an eight ton granite cube, 4 foot (1,2m) on a side. Three vertical dials carved into the east, south and west sides. All three gnomons are missing A similar CIGNA cube dial is in Los Angeles, Union Square. Both dials owned by CIGNA Insurance Co.
	Cincinnati	Ohio	USA	Armillary Sphere	26
	This is an unusual armillary sphere without the standard gnomon rod, allowing the dial to be adjusted easily to tell civil time. As generally expected of an armillary or equatorial sundial, there is an equatorial time ring (16 inches in diameter) with engraved hourly time marks fastened to a meridian ring. But for this dial the equatorial and mer...
	Hartford	Connecticut	USA	Polyhedral Dial	27
	This is an 18th century polyhedral dial (dodecahedron). The dial was originally located at The Abbey, Storrington, Sussex, England. Carved stone with ten dials on a dodecahedral, some sunken, some planar. Pillar is about 12 ft. high.
	Hartford	Connecticut	USA	Equatorial Dial	28
	A bronze equatorial dial presented to the college as a gift from the class of 1889. For its age, it is in remarkably good condition. The 3 foot wide by 2 foot tall half cylinder is engraved with both hour and declination lines. At the noon-equinox point of the dial face a perpendicular pole rises to the centerline of the cylinder and supports a N...
	Mystic	Connecticut	USA	Armillary Sphere	29
	This armillary dial with a sailing ship weather vane is on the cover photo of Albert Waugh's book "Sundials - Their Theory and Construction" (paperback edition). The dial sits atop a short stone platform outside of the Treworgy Planetarium, on the grounds of the Mystic Seaport Museum in Mystic, CT. To correct solar time to clock time, the dial has...
	New Haven	Connecticut	USA	Vertical Dial	30
	Vertical dial on Sterling Library. Rectangular stone with hour lines and Arabic numbers. Gnomon is a plain rod emanating from a sunburst. Stonework shows it to be built into the wall of the library.
	Washington	District of Columbia	USA	Horizontal Dial	34
	A cathedral landmark. 6 foot rectangular crypt with a 2 foot circular horizontal dial in bronze. Adjoining the dial is a cross noon marker that casts its shadow onto the crypt with major Christian holidays marked through the year. Gnomon has a folded shape of 2 cm width but the hour lines form only one dial center although the space at noon gap is ...
	Swarthmore	Pennsylvania	USA	Vertical Dial	35
	Modern design for a vertical dial declining 20.5 deg east on a stone block wall. The gnomon is a right-angled sheet of bronze, casting shadows onto granite hour marks from 6am to 4pm. The dial was designed by Marti Cowan using Waugh's formulae for vertical dials. Frederick Orthlieb, professor and chair of the Dept of Engineering at Swarthmore "h...
	Lake Wales	Florida	USA	Vertical Dial	36
	Beautiful vertical dial, approx 12x6 foot of Georgia marble with a brass gnomon approx 5 foot long. Declination lines present. Hour & half hour lines with hours in Roman numerals. Sunburst pattern above gnomon. From the Guidebook, published by the Garden: 'The famous sundial carved on the south wall of the Tower indicates the latitude and longitu...
	Orlando	Florida	USA	Horizontal Dial	37
	This plain dial formed on a concrete base has an elegant gnomon, designed with an interior curve and oval. But alas, don't go to Florida to find it. Sometime in 2013 as Harcourt closed its Florida office, the new tenet had no use for the sundial and had it scheduled for demolition. In the end, the sundial was not destroyed and the gnomon was tak...
	Bloomington	Indiana	USA	Horizontal Dial	38
	A small horizontal dial, about 18 inches in diameter. The dial plate is tilted 2 deg to the horizon to allow water run-off. However, more unusual is the base that contains a hand crank connected to a scalloped drum that tilts the entire dial to adjust for the Equation of Time. The drum is rotated to the current date and the drum edge pushes a ca...
	Dodge City	Kansas	USA	Horizontal Dial	39
	Two horizontal dials side by side, one for Central Standard Time and one for Mountain Standard Time. The CST dial shows hour lines for 7 AM to 7 PM, the MST dial shows 6 AM through 6 PM. Corrected for longitude. Each dial is approximately 13 meters in diameter. In front of the dials is a large concrete plaque with the equation of time and anal...
	Andover	Massachusetts	USA	Armillary Sphere	40
	A very large and ornate armillary sphere, approximately 8 feet in diameter. Sculpted by Paul Manship in 1928 and cast by Alexis Rudier Fondeur in Paris. The armillary has large figures inside the sphere at the base and the equatorial circle has signs of the zodiac in raised metalwork. The dial sits atop a well proportioned light granite pillar tha...
	Boston	Massachusetts	USA	Vertical Dial	41
	Once high on east facing wall of the Old State House, was a vertical declining sundial originally built in 1713. The 6x4 foot dial was just above the third story window. It was restored by R.N. Mayall in 1957. But the background became a faded blue and hour lines were hard to see. At least the Roman numerals along edge were clearly visible. In t...
	Danvers	Massachusetts	USA	Vertical Dial	42
	An east- declining vertical wood dial above the main doorway of the Rebecca Nurse House. Rebecca Nurse was a victim of the Salem witch trials in 1692. The House was restored in 1909 and it is believed this dial was added at that time; there is no evidence the house originally had a sundial.
	Foxboro	Massachusetts	USA	Vertical Dial	43
	Very large vertical dial mounted above the entrance to the Foxboro Research Center. With solstice and equinox lines and a noon analemma.
	Cambridge	Massachusetts	USA	Vertical Dial	45
	Painted Dial
	Heber City	Utah	USA	Cylindrical Dial	47
	A 10 inch wide, cylindrical-segment equatorial dial 8 inches high, fabricated from a section of large PVC pipe. The dial face is aluminum sheet bonded to the PVC pipe and marked by photochemical engraving with hour lines showing analemmas to correct for EOT; hour lines are corrected for longitude and show both standard and daylight saving Arabic ho...
	Stow	Massachusetts	USA	Vertical Dial	48
	The dial was originally high on the south gable of a stone building called the Apple Barn that was located on the grounds of Stow's Center School. Extensive renovations and new buildings were done in 2010 and the Apple Barn itself had to be demolished. The dial was moved to the south-facing wall of the new school's southernmost wing. The dial has...
	Gaithersburg	Maryland	USA	Polar Dial	51
	Briggs Commemorative Sundial. One of the more complex and elaborate ones in the US. The dial plate lies parallel to the earth's axis of rotation. The dial has three gnomons. The upper and lower point out Eastern Standard time, the middle one indicates local apparent (solar) time throughout the year. A copy of the brochure is in the NASS Archives.
	Brunswick	Maine	USA	Vertical Dial	53
	A set of three declining vertical dials each approximately 3x4 foot of carved Indiana Limestone set into the east, south and west facades of Hubbard Hall. Dial faces include hour lines and Arabic hour numerals. Each bronze gnomon rod is additionally supported at its end. The dials are not corrected for longitude and there is no EOT correction provi...
	St. Louis	Missouri	USA	Vertical Dial	54
	This modernistic vertical south declining dial was designed by Mel Meyer and installed in 1989. The dial is an 8 by 10 foot stainless steel sundial with ribbed hour lines. No numerals are used. The gnomon is a solid triangle 3.5 inches wide by 85 inches high.
	Highland Park	Illinois	USA	Horizontal Dial	55
	A cast bronze horizontal dial with hour, half-hour and quarter-hour lines and Roman hour numerals for 5AM to 7PM. Dial face symbol depicts a winged hourglass.
	Rochester	New York	USA	Equatorial Dial	60
	A large 40 foot equatorial dial. The dial band is about 5 feet wide with raised Roman numerals at each hour mark. The gnomon is a rod approximately 15 feet long, ingeniously suspended by wires at the center of the dial. No shadow of the support wires can be seen, just the line of the gnomon appears on the dial band.
	Great Falls	Montana	USA	Equatorial Dial	61
	A monumental bow-string equatorial dial of curved 4x6 inch welded steel I-beams forming a 14 foot diameter equatorial arc. Stainless steel Roman hour numerals 5 AM to 7 PM are welded to the arc. Metal for the dial was once used at Rainbow Dam and was formed and welded at Rainbow Powerhouse. This dial was the inspiration of Gary Trescott, a River...
	London	Ontario	Canada	Heliochronometer	62
	A brass Pilkington-Gibbs heliochronomer aligned to the celestial equator. Rotate the helioscope until the sun shines from the upper hole to the lower plate, then read the time from an accompanying dial. The Pilkington-Gibbs dial includes a patented cam mechanism to adjust for the Equation of Time.
	Oberlin	Ohio	USA	Sun Alignment	63
	When is a flag pole more than a flag pole? When it has cement walkway curved for the summer solstice, a path for the winter solstice and a distinguishing straight cement line for the spring and fall equinox. This dial has no hour markers, and is intended to show the seasons. The tip of the flag pole will follow these lines at the appropriate day...
	Trois Rivieres	Quebec	Canada	Vertical Dial	66
	A declining vertical dial approximately 6 feet wide and 8 feet tall of painted wood. Diol declines 58? west of south. Dial includes a two-lined analemma noon mark that shows noon corrected for EOT. Hour lines with Roman numerals show local time from 10 AM to 7 PM. Dial is located about 30 feet high on a wall, above an alcove with a statue of the Vi...
	Amarillo	Texas	USA	Obelisk or Vertical Gnomon	67
	The Centennial Time Tower begins as a tetrahedron of stainless steel pipes each 18 feet long. Then a central pipe towers to the sky, giving an overall height of about 50 feet. The Time Tower is situated on a circle about 100 feet in diameter. The dial was erected for the hundredth anniversary of the discovery of Helium. Each individual pipe is a...
	Houston	Texas	USA	Horizontal Dial	68
	Monumental size sundial with a black granite gnomon shaped as a tetrahedral with a small silver ball nodus at the peak. The 12 foot gnomon has a slope of 29.72 deg matching the latitude of Houston. The dial face is white granite with black granite stripes for hour lines, each marked by Roman numerals.granite stripes for hour lines. Along each hou...
	Johnson	Vermont	USA	Horizontal Dial	71
	One of Kate Pond's first dials, a winning design for an 18 foot diameter dial that now resides on the University of North Vermont - Johnson green. Concrete, Stainless Steel. On the ground concrete paths mark the N-S and E-W axes. The gnomon is a 3 inch stainless steel pipe 9 feet long attached to a concrete base. The hours are marked with 1 fo...
	Seattle	Washington	USA	Analemmatic Dial	74
	27-ft (8m) circle containing a fanciful analemmatic dial made of bronze and concrete with countless embedded items. Seattle Sundial Trails notes "It requires more than a casual look to recognize the paving that tops Kite Hill as a sundial. At first glance, it seems as if the high tide washed over a bed of fresh concrete, leaving lots of marine cre...