Listed record inventories
Selected holdings and indexes for Mercer County, checked against the repository descriptions linked below. Date spans may contain gaps; an index is not a complete set of original records.
Deeds and land
- Clerk's Office · Original Recorded Deeds, 1795 - ca.1930 · CMECL0011795 - 1930
- Clerk's Office · Deeds, 1838 - 1904 and Indexes, 1838 - 1919 · CMECL0081838 - 1904
- Clerk's Office · Special Deeds, 1860 - 1913 · CMECL0091860 - 1913
- Clerk's Office · Indexes to Assignments of Mortgages, 1853 - 1970 · CMECL0101853 - 1970
- Clerk's Office · Mortgages 1838 - 1858 and Indexes, 1838 - 1919 · CMECL0111838 - 1919
- Engineer's Office · Aerial and Land Photographs, 1925 - 1973 · CMEEN0011925 - 1940
- Surrogate's Office · Divisions of Land, 1838 - 1871 · CMESU0151838 - 1871
- Surrogate's Office · Bonds on Proceeding to Sell Land, 1861 - 1937 · CMESU0201861 - 1937
- Surrogate's Office · Divisions of Real Estate by Commissioners, 1847 - 1934 · CMESU0231847 - 1934
Marriages, births and deaths
Court records
- Clerk's Office · Record of Sheriff's Executions on Judgments of Award for Wage Collection, 1936 - 1955 · CMECL0031936 - 1955
- Clerk's Office · Oaths and Bonds of Sheriffs and Coroners, 1839 - 1938 · CMECL0051839 - 1938
- Clerk's Office · Court of Oyer and Terminer Trial Transcript, State v. Charles Lewis, 1863 · CMECL0141863
- Clerk's Office · Justice of the Peace Dockets [extant], 1834 - 1891 · CMECL0151833 - 1892
- Clerk's Office · Court of Oyer and Terminer Minute Book, 1931 - 1949 · CMECL0161931 - 1949
- Clerk's Office · Court of Common Pleas/Court of Quarter Sessions and Special Sessions Minute Book, 1940 - 1941 · CMECL0171940 - 1941
- Clerk's Office · Bonds of Sheriffs, 1895 - 1952 · CMECL0211895 - 1952
- Clerk's Office · Circuit Court Minutes, 1844 - 1847 & 1916 - 1921 · CMECL0221844 - 1921
- Court of Common Pleas · Applications for Tavern Licenses, 1840 - 1881 · CMECP0011840 - 1881
- Court of Common Pleas · Peddler's Licenses, 1850 · CMECP0021850
- Sheriff Samuel T. Atchley (1862-1936) · Cash Books, Record of Sales and Parole Book, 1899 - 1903 · CMESH0011899 - 1903
County government
- Clerk's Office · Record of Commissioned Officers, 1909 - 1923 · CMECL0041909 - 1923
- Clerk's Office · Record of Volunteers in the Civil War, 1861 - 1865 · CMECL0061861 - 1865
- Clerk's Office · Road Returns, 1838 - 1997 · CMECL0121838 - 1997
- Clerk's Office · Certificates to Reimburse Old - Age Relief, 1936 - 1959 · CMECL0181936 - 1959
- Clerk's Office · Letters of Attorney [Power of Attorney], 1846 - 1923 · CMECL0201846 - 1923
- Clerk's Office · Veterinary Register, 1889 - ca.1952 · CMECL0241889 - 1952
- Clerk's Office · Miscellaneous Papers, 1849 - 1943 · CMECL0251849 - 1943
- Clerk's Office · Corporations, 1847 - 1885 · CMECL0261847 - 1885
- Clerk's Office · Incorporations of Religious Societies, 1839 - 1965 · CMECL0271839 - 1965
- Clerk's Office · Nurses Register Index, 1913 - 1946 · CMECL0281913 - 1946
- Clerk's Office · Notarial Protests against Promissory Notes 1834 - 1854 · CMECL0291834 - 1854
- War Price and Rationing Board #2, Princeton · Records, 1944 - 1945 · CMEWA0011944 - 1945
Military records
Tax records
Naturalization records
Wills and estates
- Surrogate's Office · Accounts, 1871 - 1883 · CMESU0011871 - 1883
- Surrogate's Office · Administration Bonds, 1861 - 1911 · CMESU0021861 - 1911
- Surrogate's Office · Appointments of Administrators, 1899 - 1920 · CMESU0031899 - 1920
- Surrogate's Office · Petitions for Administration, 1884 - 1908 · CMESU0041884 - 1908
- Surrogate's Office · Applications for Probate of Wills, 1884 - 1904 · CMESU0051884 - 1904
- Surrogate's Office · Sundry Bonds, 1861 - 1904 · CMESU0061861 - 1904
- Surrogate's Office · Appointments of Guardians, 1899 - 1916 · CMESU0071899 - 1916
- Surrogate's Office · Letters of Guardianship and Administration, 1838 - 1878 · CMESU0081838 - 1878
- Surrogate's Office · Guardian Inventories, 1838 - 1884 · CMESU0091838 - 1884
- Surrogate's Office · Petitions for Guardianship, 1916 - 1926 · CMESU0101916 - 1926
- Surrogate's Office · Guardian Bonds, 1861 - 1909 · CMESU0111861 - 1909
- Surrogate's Office · Inventories of Estates, 1838 - 1897 · CMESU0131838 - 1897
- Surrogate's Office · Orphans Court Minutes 1838 - 1913 and Indexes, 1838 - 1958 · CMESU0141838 - 1958
- Surrogate's Office · Releases and Discharges, 1839 - 1918 · CMESU0161839 - 1918
- Surrogate's Office · Index to Estates, 1838 - 1939 · CMESU0171838 - 1939
- Surrogate's Office · Journals, 1838 - 1912 · CMESU0181838 - 1912
- Surrogate's Office · Will Books, 1838 - 1913 · CMESU0191838 - 1913
- Surrogate's Office · Letters of Guardianship, 1878 - 1909 · CMESU0211878 - 1909
- Surrogate's Office · Letters of Administration, 1878 - 1910 · CMESU0221878 - 1910
See the repository's descriptions and search options
Repository access note: Selected county-created series from the New Jersey State Archives current searchable catalog. Dates, series identifiers and creating offices are retained. Statewide records appearing in county searches were excluded. A catalog entry may describe paper or microfilm held on site; consult its format, restrictions and detailed contents before requesting access.
Sources: the catalogs and repository descriptions linked on the entries above. Selected inventories do not establish complete coverage of every record type or online access to original documents. Read the repository access note for source dates and limitations.
Where to find the records
- Find Mercer County's official website
We haven't checked this county's website yet, so this opens a web search. Look for an address ending in .gov, then find the county clerk and the surrogate.
- The county clerk
Deeds, mortgages and other land records, and naturalizations.
- The surrogate
Wills and estates.
- The New Jersey State Archives
In Trenton: state birth, marriage and death records from 1848, and the original wills and estate papers proved before 1901.
- New Jersey State Archivesfree
The state archives in Trenton, with state vital records from 1848, colonial and state wills, court records and state censuses.
- FamilySearch Catalogfree
Search by place for "New Jersey, Mercer" to find filmed and digitized records, many viewable free online with a FamilySearch account.
Offices change their hours and access rules; call before you visit.
Boundaries and parent counties
Formed from: Burlington County, Hunterdon County, Middlesex County
Check the parent counties for earlier records: Burlington County, Hunterdon County, Middlesex County
Records stay with the county that created them. If your ancestor lived here before 1838, search the parent county. The Atlas of Historical County Boundaries shows each boundary change.
Research tip
New Jersey began statewide registration in 1848, earlier than most states. The State Archives holds those records for the early years and also the wills proved before 1901.