JG
John Griffith — 1930 US Census Record
Model Tree available1930 United States Federal Census · Camden, New Jersey
Our Model Tree links this John Griffith across the 1920, 1930 and 1940 US Censuses in Camden, New Jersey (XGBoost, ~Confirmed), with identified parents Henry & Rundy — first a son (b.~1918), then head of a 4-person household.
Age 12
b. ~1918
Male
Son
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Camden, New Jersey |
| Surname | Griffith |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Camden City |
| Est. Birth Year | ~1918 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Rundy Griffith | Head | — | 34 | ~1896 |
| Rundy Griffith | Son | — | 10 | ~1920 |
| John Griffith | Son | — | 12 | ~1918 |
| Elizabeth Griffith | Spouse | — | 30 | ~1900 |
Census Appearances
1920
Camden, New …
Son, age 2
Camden, New Jersey · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffiths |
| Given Name | John W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| 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
Camden, New …
Son, age 12
Camden, New Jersey · implied b. ~1918 — 4 household members
| Surname | Griffith |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Camden-County, New …
Head, age 22
Camden-County, New Jersey · implied b. ~1918 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffiths |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Camden |
| 1935 Residence (County) | Camden |
| Occupation | Janitor |
| Industry | theatre |
| Class of Worker | PW |
| Hours Worked | 65 |
| Income (1939) | 965 |
| Highest Grade | No 7 |
| 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 John Griffith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Griffiths (~0.92 confidence) and father Rundy Griffith (~0.92 confidence) and mother Elizabeth Griffith (~0.92 confidence) and mother Mary Griffiths (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Griffiths
b. ~1896
Source father
● Household
· direct · ~0.92
Father
Rundy Griffith
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Griffith
b. ~1900
Source mother
● Household
· direct · ~0.92
Mother
Mary Griffiths
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Griffith
Son · 1930 · age 12 · b. ~1918 · New Jersey
★ You are viewing this record
Sibling
Rundy Griffith
Sibling · 1930 · age 10
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 — Camden, New Jersey
Open full size
1930 US Federal Census — Camden, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1321:0855)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | August Snow | 43 | Head | Proprietor | Germany |
| 2 | Marie Snow | 34 | Wife | — | Germany |
| 3 | Helen C. Snow | 12 | Daughter | — | New Jersey |
| 4 | Elsie L. Snow | 11 | Daughter | — | New Jersey |
| 5 | Mildred S. Snow | 10 | Daughter | — | New Jersey |
| 6 | Gertrude M. Snow | 4 | Daughter | — | New Jersey |
| 7 | August J. Snow | 27 | Cousin | Baker | Germany |
| 8 | Ernest Stalzer | 58 | Head | Proprietor | Austria |
| 9 | Emma Stalzer | 60 | Wife | — | Austria |
| 10 | Elois Stalzer | 35 | Daughter | — | New Jersey |
| 11 | William C. Stalzer | 29 | Son | Stockman | New Jersey |
| 12 | Frieda M. Stalzer | 24 | Daughter | Typist | New Jersey |
| 13 | Caroline Stalzer | 18 | Daughter | — | New Jersey |
| 14 | Napoleon L. Reinhart | 54 | Head | Machinist | Pennsylvania |
| 15 | Florence V. Reinhart | 50 | Wife | — | Pennsylvania |
| 16 | Caroline Schwab | 78 | Mother-in-law | — | Pennsylvania |
| 17 | Charles A. Morgan | 32 | Head | — | Pennsylvania |
| 18 | Emily J. Morgan | 34 | Wife | Clerk | New Jersey |
| 19 | Joan Morgan | 2 | Daughter | — | Pennsylvania |
| 20 | Edward B. Garrett | 43 | Head | Miller | New Jersey |
| 21 | Eva M. Garrett | 38 | Wife | — | New Jersey |
| 22 | Edward Garrett | 17 | Son | Helper | New Jersey |
| 23 | Charles H. Garrett | 15 | Son | — | New Jersey |
| 24 | Flora C. Garrett | 13 | Daughter | — | New Jersey |
| 25 | Bernard J. Garrett | 9 | Son | — | New Jersey |
| 26 | John W. Lynch | 57 | Head | Salesman | Irish Free State |
| 27 | Mary M. Lynch | 50 | Wife | — | New Jersey |
| 28 | Harry G. Burke | 34 | Head | Elevator Op. | Pennsylvania |
| 29 | Anna E. Burke | 30 | Wife | — | Pennsylvania |
| 30 | Margaret Burke | 9 | Daughter | — | New Jersey |
| 31 | Dorothy Burke | 2 | Daughter | — | New Jersey |
| 32 | Jeanette Burke | 1 | Daughter | — | New Jersey |
| 33 | John Lyons | 41 | Head | — | England |
| 34 | Lillian M. Lyons | 42 | Wife | — | England |
| 35 | Margaret Lyons | 5 | Daughter | — | Pennsylvania |
| 36 | Shirley S. Lyons | 3 | Daughter | — | New Jersey |
| 37 | John H. Morgan | 54 | Head | Paperhanger | New Jersey |
| 38 | Anna M. Morgan | 42 | Wife | — | Pennsylvania |
| 39 | Anna M. Morgan | 15 | Daughter | — | New Jersey |
| 40 | Edna L. Morgan | 11 | Daughter | — | New Jersey |
| 41 | Muriel M. Morgan | 9 | Daughter | — | New Jersey |
| 42 | Verna E. Morgan | 8 | Daughter | — | New Jersey |
| 43 | Emma Cushman | 67 | Head | — | New Jersey |
| 44 | Rundy Griffith | 34 | Head | Proprietor | Pennsylvania |
| 45 | Elizabeth Griffith | 30 | Wife | — | New Jersey |
| 46 | John W. Griffith THIS PERSON | 12 | Son | — | New Jersey |
| 47 | Rundy Griffith | 10 | Son | — | New Jersey |
| 48 | Calvin W. Stulman | 32 | Head | Paperhanger | New Jersey |
| 49 | Augusta C. Stulman | 33 | Wife | — | New Jersey |
| 50 | Ruth V. Stulman | 10 | Daughter | — | New Jersey |
Pedigree Summary
John + 1 sibling
Gen 1 · 4 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)