John Maxson, Jr. was born in 1666 and was married about 1687 to Judith, the daughter of Joseph and Bethiah (Hubbard) Clarke. John and Judith were baptized and joined the Newport Seventh Day Baptist Church 31 July 1692. He was ordained deacon in the Westerly church 21 August 1712, as they were members of that church after it was set off from the Newport church. In 1720 he became pastor of the Westerly church, following his father. He served as pastor for twenty seven years, until his death in July 1747. In 1739 his brother Joseph was ordained Elder to assist him. John, Jr., was an extensive land holder in Westerly. He represented Westerly in the Colonial Assembly in 1742, 1743 and 1744.

CHILDREN
Judith born in 1689
Mary born in 1691
Bethiah born in 1693
Elizabeth born in 1695
Joseph born in 1709
Hannah born in 1698
John born in 1701
Dorothy born in 1703
Susan born in 1706
Avis born in 1712

John Maxson, Jr. was an extensive land holder in Westerly, Rhode Island.Town Records, Vol. 1, pg. 144:
.....Granted to John Maxson Jr., of Westerly, 100 acres of land falling by lot in No. 12 on the south side of the great river to him, his heirs and assigns 28 March 1692.
.....He was granted an extra 100 acres 30 March 1709.
From the Town Records:
.....John Maxson Jr., admitted freeman 13 February 1690; 2 July 1694 chosen surveyor; 1695-1698 Councilman; 3 October 1698 chosen with James Babcock to make a list of people of the town and the males between the ages of 16 to 60; 1699
chosen deputy to the General assembly at Newport; 18 August 1699 chosen Grand Juryman; 25 July 1700 chosen 2nd Constable; 29 June 1700 Fence Viewer; 14 October 1700 First Deputy to Gen. Assembly at Providence; 21 October 1703 2nd
Deputy to General Assembly at Warwick; 28 June 1704 Town Councilman (here called Ensign); 28 June 1708 2nd Rate Maker; 1713 Moderator; 1715 Councilman; 1716 Councilman; 1718 Moderator but declined to serve, claiming the meeting was illegal (and the meeting was dissolved); 5 July 1719 he was ordained to the place (Westerly) of Elder (pastor) by Joseph Crandall of Newport. The last act recorded of Elder Maxson, Jr., was his assisting his brother, Joseph, at the
ordination of Elder John Davis of Shrewsbury, N. H.

There is a monument in the Hopkinton, Rhode Island Cemetery that is dedicated to the early ministers of the Seventh Day Baptist Church of that town, which began as part of the Westerly settlement. The ministers' Monument in the old cemetery of this church was dedicated 28 August 1899. It marks the spot where the meeting house stood from 1680 to 1852. As well as memorializing the pastors who served the church from 1708 to 1852. It is made of Westerly granite and is twenty five feet high. It was erected largely through the generosity of Maria L. and Harriet W. Potter, though for some years the church had planned the erection of such a monument.

Upon the West face is the following:
Thomas Hiscox, 1686-1773
John Burdick, 1732-1802
Joseph Maxson, 1672-1750
Abram Coon, 1763-1813
Matthew Stillman, 1770-1838
Daniel Coon, 1792-1858

Upon the east face the following:
Joseph Clarke Jr., 1670-1719
John Maxson, 1638-1720
John Maxson Jr., 1666-1747
Thomas Clarke, 1686-1767
Joshua Clarke, 1717-1793

Each grave has a marker bearing the initial letters for the respective names upon the monument. The pastors' wives buried here are as follows:
Mary, wife of John Maxson, 1640-1718
Hannah, wife of Joshua Clarke, 1718-1808
Prudence, wife of Abram Coon, 1762-1821
Elizabeth, wife of Matthew Stillman, 1775-1855

The remains of these early pastors were originally buried at various places, those of Thomas Hiscox could not be found, but the others were and were removed to the "Circle" in 1883 and in June 1884 those of Joseph Clarke Jr., John Maxson and Mary his wife, John Maxson Jr., Joseph Maxson and others were brought from an old burying ground on the south side of the Pawcatuck river, about three quarters of a mile above the meeting house bridge. Others were brought from other parts of this cemetery and placed in the "Circle."