JT
John Tierney — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Mercer, New Jersey
Our Model Tree links this John Tierney across the 1920, 1930 and 1940 US Censuses in Mercer, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1866), then head of a 3-person household.
Age 64
b. ~1866
Male
Head
Born: England
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Mercer, New Jersey |
| Surname | Tierney |
| Given Name | John S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1890 |
| Age at First Marriage | 24 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Additional Details | |
| Occupation | Houseman |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Houseman |
| Township / Ward | Princeton Township |
| Est. Birth Year | ~1866 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| George Tierney | Son | — | 22 | ~1908 |
| Margaret Tierney | Other | — | 60 | ~1870 |
| John Tierney | Head | — | 64 | ~1866 |
Census Appearances
1920
Mercer, New …
Head, age 53
Mercer, New Jersey · implied b. ~1867 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Turney |
| Given Name | John S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1890 |
| Naturalization Status | First papers filed |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Driver auto truck |
| Industry | Construction Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Mercer, New …
Head, age 64
Mercer, New Jersey · implied b. ~1866 — 3 household members
| Surname | Tierney |
| Given Name | John S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1890 |
| Age at First Marriage | 24 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Houseman |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Mercer-County, New …
Head, age 74
Mercer-County, New Jersey · implied b. ~1866 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | TURNEY |
| Given Name | JOHN |
| Relationship to Head | HEAD |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | ENGLAND |
| 1935 Residence (City) | PRINCETON TOWNSHIP |
| 1935 Residence (County) | MERCER |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth Country | England |
| Birthplace (normalized) | england |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Tierney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Tierney
Head · 1930 · age 64 · b. ~1866 · New Jersey
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Mercer, New Jersey
Open full size
1930 US Federal Census — Mercer, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1362:0937)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William J. Mccready | 42 | Head | Caretaker | North of Ireland |
| 52 | Annie Mccready | 52 | Wife-H | — | North of Ireland |
| 53 | Anna C. Mccready | 17 | Daughter | — | New Jersey |
| 54 | William J. Mccready | 15 | Son | — | New Jersey |
| 55 | John M. Mccready | 8 | Son | — | New Jersey |
| 56 | John S. Tierney THIS PERSON | 64 | Head | Houseman | England |
| 57 | Margaret P. Tierney | 60 | Wife-H | — | England |
| 58 | George R. Tierney | 22 | Son | — | Pennsylvania |
| 59 | Edward Capps | 64 | Head | Professor | Illinois |
| 60 | Grace Capps | 65 | Wife-H | — | Illinois |
| 61 | Edward Jr. Capps | 28 | Son | Teacher | Illinois |
| 62 | Gertrude Ecke | 36 | Maid | Maid | England |
| 63 | Gerald Ecke | 7 | Boarder | — | Michigan |
| 64 | Arthur Bell | 40 | Head | Plumber | North of Ireland |
| 65 | Minnie Bell | 41 | Wife-H | — | North of Ireland |
| 66 | Jane Bell | 9 | Daughter | — | Massachusetts |
| 67 | Richard Bell | 5 | Son | — | New Jersey |
| 68 | Nicholas Wuest | 35 | Head | Technician | New York |
| 69 | Marguerite Wuest | 36 | Wife-H | — | Massachusetts |
| 70 | Francis N. Wuest | 7 | Son | — | New York |
| 71 | Anna E. Wuest | 5 | Daughter | — | New York |
| 72 | Lester Warren | 33 | Head | Painter | New Jersey |
| 73 | Edna Warren | 25 | Wife-H | — | New Jersey |
| 74 | Eleanor Warren | 6 | Daughter | — | New Jersey |
| 75 | Margaret Culver | 50 | Head | Laundress | New Jersey |
| 76 | Eddy William Culver | 21 | Brother | Laborer | New Jersey |
| 77 | Andrew Culver | 19 | Brother | Laborer | New Jersey |
| 78 | Rose Culver | 12 | Daughter | — | New Jersey |
| 79 | William Loveless | 38 | Boarder | Laborer | New Jersey |
| 80 | Alma Loveless | 9 | Boarder | — | New Jersey |
| 81 | Otto Fist | 31 | Head | Laborer | Germany |
| 82 | Lina Fist | 56 | Wife-H | Cleaning | Holland |
| 83 | Alexander Denman | 51 | Head | Inspector | New Jersey |
| 84 | Mary E. Denman | 43 | Wife-H | — | New Jersey |
| 85 | Anastasia Denman | 23 | Daughter | Typist | New Jersey |
| 86 | Cornelius A. Denman | 19 | Son | Apprentice | New Jersey |
| 87 | James E. Denman | 17 | Son | Assistant | New Jersey |
| 88 | M. Patricia Denman | 12 | Daughter | — | New Jersey |
| 89 | Howard Froelich | 37 | Head | Broker | New York |
| 90 | Elizabeth Froelich | 37 | Wife-H | — | New York |
| 91 | Jean Smith | 36 | Boarder | Graduate Nurse | Maine |
| 92 | Frank Verbeyet | 54 | Head | Retired | New Jersey |
| 93 | Frances Verbeyet | 40 | Wife-H | — | New Jersey |
| 94 | Louis Verbeyet | 5 | Son | — | New Jersey |
| 95 | Belford Hickman | 47 | Head | Farmer | New Jersey |
| 96 | Bertha Hickman | 45 | Wife-H | Cook | New Jersey |
| 97 | Belford H. Hickman | 17 | Son | Gardener | New Jersey |
| 98 | Florence Hickman | 12 | Daughter | — | New Jersey |
| 99 | Harvey Connor | 73 | Head | Farmer | New Jersey |
| 100 | Amos Stout | 53 | Boarder | Laborer | New Jersey |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)