JL
Joseph Lambert — 1930 US Census Record
Model Tree available1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Joseph Lambert across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents Joseph & Joseph — first a son (b.~1907), then head of a 7-person household.
Age 23
b. ~1907
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Lambert |
| Given Name | Joseph J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Hosiery Knitter |
| Industry | Hosiery Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Hosiery Knitter |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1907 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Joseph Lambert | Son | — | 23 | ~1907 |
| Helen Lambert | Daughter | — | 17 | ~1913 |
| Francis Lambert | Son | — | 21 | ~1909 |
| Anthony Lambert | Son | — | 24 | ~1906 |
| Vincent Lambert | Son | — | 22 | ~1908 |
| Veronica Cullen | Other | — | 40 | ~1890 |
| Joseph Lambert | Head | — | 51 | ~1879 |
Census Appearances
1910
Philadelphia, Pennsylvania
Son, age 3
Philadelphia, Pennsylvania · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | Joseph Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Son, age 13
Philadelphia, Pennsylvania · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 23
Philadelphia, Pennsylvania · implied b. ~1907 — 7 household members
| Surname | Lambert |
| Given Name | Joseph J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Hosiery Knitter |
| Industry | Hosiery Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Lambert across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: father Joseph Lambert (~0.92 confidence) and father Joseph Lambert (~0.92 confidence) and father Joseph Lambert (~0.92 confidence) and mother Anna Lambert (~0.92 confidence) and mother Anna Lambert (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Lambert
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Joseph Lambert
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Joseph Lambert
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Anna Lambert
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Anna Lambert
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Lambert
Son · 1930 · age 23 · b. ~1907 · Pennsylvania
★ You are viewing this record
Sibling
Francis Lambert
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vincent Lambert
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Lambert
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Lambert
Sibling · 1930 · age 24
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 — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
24 people indexed on this census page (ia:1930:fifteenthcensus00reel2132:0611)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Quakey | 53 | Head | Public Merchant | Germany |
| 2 | Mary M. Quakey | 42 | Wife | — | Pennsylvania |
| 3 | Mary L. Mccamey | 72 | Mother-in-law | — | Pennsylvania |
| 4 | Norman Umstead | 54 | Head | Manufacturer | Pennsylvania |
| 5 | Helen Umstead | 42 | Sister | Teacher | Pennsylvania |
| 6 | Elmer E. Mast | 36 | Head | Teacher | Pennsylvania |
| 7 | Isabel Mast | 35 | Wife | — | Pennsylvania |
| 8 | Elmer Jr. Mast | 8 | Son | — | Pennsylvania |
| 9 | Jeannette Mast | 4 | Daughter | — | Pennsylvania |
| 10 | Frank Mast | 1 | Son | — | Pennsylvania |
| 11 | Joseph W. Frame | 72 | Head | — | Pennsylvania |
| 12 | Jennie E. Frame | 69 | Wife | — | Scotland |
| 13 | Alice Johnson | 49 | Daughter | — | Pennsylvania |
| 14 | Catherine C. Law | 33 | Daughter | Proprietor | Pennsylvania |
| 15 | William B. Mullins | 67 | Cousin | Secretary | Pennsylvania |
| 16 | William C. Thorp | 14 | Grandson | — | Pennsylvania |
| 17 | Jean B. Thorp | 12 | Granddaughter | — | Pennsylvania |
| 18 | Joseph V. Lambert | 51 | Head | Postal Clerk | Pennsylvania |
| 19 | Anthony J. Lambert | 24 | Son | Postal Clerk | Pennsylvania |
| 20 | Joseph J. Lambert THIS PERSON | 23 | Son | Hosiery Knitter | Pennsylvania |
| 21 | Vincent P. Lambert | 22 | Son | Police Clerk | Pennsylvania |
| 22 | Francis J. Lambert | 21 | Son | Sailor | Pennsylvania |
| 23 | Helen M. Lambert | 17 | Daughter | — | Pennsylvania |
| 24 | Veronica Cullen | 40 | Servant | Housekeeper | Pennsylvania |
Pedigree Summary
Joseph + 4 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)