LC
Lucy Clark — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Essex, New Jersey
Our Model Tree links this Lucy Clark across the 1930 and 1940 US Censuses in Essex, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1912), then head of a 8-person household.
Age 18
b. ~1912
Female
Daughter
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, New Jersey |
| Surname | Clark |
| Given Name | Lucy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | N. Ireland |
| Mother's Birthplace | N. Ireland |
| Additional Details | |
| Occupation | Clerk |
| Industry | B. J. Billing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Clerk |
| Township / Ward | Newark |
| Est. Birth Year | ~1912 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Lucy | Age | Birth yr |
|---|---|---|---|---|
| John Clark | Son | — | 21 | ~1909 |
| Charles Clark | Son | — | 8 | ~1922 |
| Annie Clark | Spouse | — | 46 | ~1884 |
| Lucy Clark | Daughter | — | 18 | ~1912 |
| Robert Clark | Head | — | 52 | ~1878 |
| Mary Clark | Daughter | — | 23 | ~1907 |
| Elizabeth Clark | Daughter | — | 16 | ~1914 |
| Margaret Clark | Daughter | — | 12 | ~1918 |
Census Appearances
1930
Essex, New …
Daughter, age 18
Essex, New Jersey · implied b. ~1912 — 8 household members
| Surname | Clark |
| Given Name | Lucy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | N. Ireland |
| Mother's Birthplace | N. Ireland |
| Occupation | Clerk |
| Industry | B. J. Billing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Daughter, age 28
Essex-County, New Jersey · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clarke |
| Given Name | Lucy |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Occupation | Clerk |
| Industry | Coast Mfg. |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 936 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Lucy Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lucy Clark
Daughter · 1930 · age 18 · b. ~1912 · New Jersey
★ You are viewing this record
Sibling
Margaret Clark
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Clark
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Clark
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Clark
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Clark
Sibling · 1930 · age 16
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
46 people indexed on this census page (ia:1930:newjerseycensus00reel1337:0794)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Samuel Lilley | 47 | Head | Bricklayer | N. Ireland |
| 52 | Elizabeth Lilley | 47 | Wife | — | N. Ireland |
| 53 | James F. | 21 | Boarder | Laborer | New Jersey |
| 54 | Isabella Kenworthy | 19 | Wife | — | New Jersey |
| 55 | Samuel Lilley | 7 | Son | — | New Jersey |
| 56 | Robert Clark | 52 | Head | Foreman | N. Ireland |
| 57 | Annie G. Clark | 46 | Wife | — | N. Ireland |
| 58 | Mary M. Clark | 23 | Daughter | Teacher | N. Ireland |
| 59 | John G. Clark | 21 | Son | Helper | New Jersey |
| 60 | Lucy Clark THIS PERSON | 18 | Daughter | Clerk | New Jersey |
| 61 | Elizabeth L. Clark | 16 | Daughter | Telephone Op. | New Jersey |
| 62 | Margaret M. Clark | 12 | Daughter | — | New Jersey |
| 63 | Charles M. Clark | 8 | Son | — | New Jersey |
| 64 | — | None | — | — | — |
| 65 | — | None | — | — | — |
| 66 | — | None | — | — | — |
| 67 | — | None | — | — | — |
| 68 | Alfred St. Starick | 46 | Head | Salesman | New Jersey |
| 69 | Alice H. Starick | 46 | Wife | — | New Jersey |
| 70 | Matilda Hurst | 73 | Head | Retired | New Jersey |
| 71 | Emma B. Hurst | 58 | Sister | Sales Lady | New Jersey |
| 72 | Edward B. Russell | 50 | Head | Clerk | New Jersey |
| 73 | Alice H. Russell | 44 | Wife | — | New Jersey |
| 74 | Edward K. Russell | 7 | Son | — | New Jersey |
| 75 | Caroline Russell | 63 | Mother | — | New Jersey |
| 76 | Frederick Lewis | 60 | Head | Accountant | New York |
| 77 | Ida G. Lewis | 60 | Wife | — | New York |
| 78 | Annie Whitehead | 70 | Head | — | New Jersey |
| 79 | Sarah Whitehead | 52 | Sister | Stenographer | New Jersey |
| 80 | Mary Whitehead | 43 | Sister | — | New Jersey |
| 81 | Edward Hausman | 43 | Head | Proprietor | Poland |
| 82 | Pauline Hausman | 46 | Wife | — | Poland |
| 83 | Rose Hausman | 22 | Daughter | Clerk | Poland |
| 84 | Selma Hausman | 13 | Daughter | — | New Jersey |
| 85 | Regina Hausman | 17 | Daughter | — | Poland |
| 86 | Leon Hausman | 7 | Son | — | New Jersey |
| 87 | Andrew J. Brum | 39 | Head | Bag Maker | New Jersey |
| 88 | May G. Brum | 44 | Wife | — | Massachusetts |
| 89 | Jane M. Brum | 12 | Daughter | — | Massachusetts |
| 90 | Anne J. Brum | 10 | Daughter | — | Massachusetts |
| 91 | Harold J. Brum | 8 | Son | — | Massachusetts |
| 92 | James H. Williams | 37 | Head | Engineer | Indiana |
| 93 | Mabel G. Williams | 41 | Wife | — | New Jersey |
| 94 | Florence M. Williams | 18 | Daughter | Ribbon Maker | Indiana |
| 95 | Lois G. Williams | 13 | Daughter | — | New Jersey |
| 96 | William H. Williams | 7 | Son | — | 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)