JL
Joseph Leonard — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Essex, New Jersey
Our Model Tree links this Joseph Leonard across the 1920 and 1930 US Censuses in Essex, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 13-person household.
Age 15
b. ~1915
Male
Son
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, New Jersey |
| Surname | Leonard |
| Given Name | Joseph T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | California |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Newark City |
| Est. Birth Year | ~1915 |
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.
13 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Anna Leonard | Other | — | 45 | ~1885 |
| Dorothy Leonard | Daughter | — | 10 | ~1920 |
| Estelle Leonard | Other | — | 42 | ~1888 |
| Joseph Leonard | Son | — | 15 | ~1915 |
| David Leonard | Son | — | 6 | ~1924 |
| Thomas Leonard | Son | — | 3 | ~1927 |
| Joseph Leonard | Head | — | 39 | ~1891 |
| Bernard Leonard | Son | — | 13 | ~1917 |
| Mary Leonard | Other | — | 68 | ~1862 |
| Robert Leonard | Son | — | 11 | ~1919 |
| Anna Leonard | Daughter | — | 17 | ~1913 |
| Leonard Leonard | Son | — | 8 | ~1922 |
| Elizabeth Leonard | Daughter | — | ~1930 |
Census Appearances
1920
Essex, New …
Son, age 5
Essex, New Jersey · implied b. ~1915 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Scotland |
| Mother's Birthplace | New Jersey |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Son, age 15
Essex, New Jersey · implied b. ~1915 — 13 household members
| Surname | Leonard |
| Given Name | Joseph T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | California |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Joseph Leonard across 2 US Census years (1920 and 1930) in Essex, New Jersey, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Leonard
Son · 1930 · age 15 · b. ~1915 · New Jersey
★ You are viewing this record
Sibling
Bernard Leonard
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Leonard
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Leonard
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Leonard
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Leonard
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Leonard
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Leonard
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Leonard
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Essex, New Jersey
Open full size
1930 US Federal Census — Essex, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1336:0094)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Paul L Nichols | 53 | Head | Pastor | Nebraska |
| 52 | Lillian Nichols | 50 | Wife-H | None | New Jersey |
| 53 | Pearl E Leeman | 25 | Stepdaughter | None | New York |
| 54 | Harrison Hay | 36 | Head | Manufacturer | New Jersey |
| 55 | Doris B Hay | 34 | Wife-H | None | New York |
| 56 | Doris B Hay | 10 | Daughter | None | New Jersey |
| 57 | Walter W Shaffer | 77 | Head | None | New York |
| 58 | Sarah R Shaffer | 60 | Wife-H | None | Minnesota |
| 59 | Leila Shaffer | 25 | Son | Clerk Record | New Jersey |
| 60 | John H Shaffer | 22 | Son | None | New Jersey |
| 61 | Sidney Shaffer | 12 | Son | None | New Jersey |
| 62 | Gladys Hume | 20 | Servant | Maid | Irish Free State |
| 63 | Annie Hume | 22 | Servant | Cook | Irish Free State |
| 64 | Nathan W Crane | 75 | Head | None | New Jersey |
| 65 | Nellie M Crane | 67 | Wife-H | None | New Jersey |
| 66 | Herbert E Davis | 53 | Head | Principal | New York |
| 67 | Edith M Davis | 45 | Wife-H | None | New York |
| 68 | Lois Davis | 19 | Daughter | None | New Jersey |
| 69 | Edith Davis | 17 | Daughter | None | New Jersey |
| 70 | Herbert Davis | 14 | Son | None | New Jersey |
| 71 | Herbert W Foster | 61 | Head | Lawyer | New Jersey |
| 72 | Florence W Foster | 54 | Wife-H | None | New York |
| 73 | Murdock C Foster | 25 | Son | Manager | New Jersey |
| 74 | Alice L Foster | 21 | Daughter | Stenographer | New Jersey |
| 75 | Joseph A Leonard | 39 | Head | Agent | California |
| 76 | Estelle M Leonard | 42 | Wife-H | None | New Jersey |
| 77 | Anna E Leonard | 17 | Daughter | None | New Jersey |
| 78 | Joseph T Leonard THIS PERSON | 15 | Son | None | New Jersey |
| 79 | Bernard F Leonard | 13 | Son | None | New Jersey |
| 80 | Robert J Leonard | 11 | Son | None | New Jersey |
| 81 | Dorothy C Leonard | 10 | Daughter | None | New Jersey |
| 82 | Leonard W Leonard | 8 | Son | None | New Jersey |
| 83 | David A Leonard | 6 | Son | None | New Jersey |
| 84 | Thomas Leonard | 3 | Son | None | New Jersey |
| 85 | Elizabeth M Leonard | 0 | Daughter | None | New Jersey |
| 86 | Mary G Leonard | 68 | Mother | None | California |
| 87 | Anna Leonard | 45 | Sister | Secretary | California |
| 88 | Silas L Bostwick | 50 | Head | Merchant | New York |
| 89 | Anne R Bostwick | 45 | Wife-H | None | New York |
| 90 | Isabella Bostwick | 72 | Mother | None | New York |
| 91 | Earle Miller | 51 | Head | Merchant | New Jersey |
| 92 | Annie Miller | 57 | Wife-H | None | New York |
| 93 | Earle Miller | 19 | Son | None | New Jersey |
| 94 | Paul Miller | 15 | Son | None | New Jersey |
| 95 | Ruth Miller | 13 | Daughter | None | New Jersey |
| 96 | Janet Miller | 12 | Daughter | None | New Jersey |
| 97 | Anna Hyland | 27 | Servant | Maid | Germany |
| 98 | James W Castello | 43 | Head | Civil Engineer | New York |
| 99 | Helen Castello | 40 | Wife-H | None | Pennsylvania |
| 100 | Helen F Castello | 14 | Daughter | None | Pennsylvania |
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)