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William Wolf — 1930 US Census Record
Model Tree available1930 United States Federal Census · Mercer, New Jersey
Our Model Tree links this William Wolf across the 1920, 1930 and 1940 US Censuses in Mercer, New Jersey (XGBoost, ~Confirmed), with identified parents Philip — first a son (b.~1911), then head of a 5-person household.
Age 19
b. ~1911
Male
Son
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Mercer, New Jersey |
| Surname | Wolf |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Germany |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | worker |
| Industry | florist |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Worker |
| Township / Ward | City Of Trenton |
| Est. Birth Year | ~1911 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Philip Wolf | Head | — | 63 | ~1867 |
| Catherine Wolf | Other | — | 56 | ~1874 |
| Lawrence Wolf | Son | — | 21 | ~1909 |
| William Wolf | Son | — | 19 | ~1911 |
| Joseph Wolf | Son | — | 16 | ~1914 |
Census Appearances
1920
Mercer, New …
Son, age 9
Mercer, New Jersey · implied b. ~1911 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Germany |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Son, age 19
Mercer, New Jersey · implied b. ~1911 — 5 household members
| Surname | Wolf |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Germany |
| Mother's Birthplace | New York |
| Occupation | worker |
| Industry | florist |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Head, age 29
Mercer-County, New Jersey · implied b. ~1911
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Wolfe |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Occupation | Washer |
| Industry | Laundry Company |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1300 |
| 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 William Wolf across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Philip Wolf (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Philip Wolf
b. ~1867
Source father
● Household
· direct · ~0.92
This person
Anchor record
William Wolf
Son · 1930 · age 19 · b. ~1911 · New Jersey
★ You are viewing this record
Sibling
Lawrence Wolf
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Wolf
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 — Mercer, New Jersey
Open full size
1930 US Federal Census — Mercer, New Jersey
Page Contents
48 people indexed on this census page (ia:1930:newjerseycensus00reel1365:0336)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Peter Swerwinski | 49 | Head | Proprietor | Poland |
| 2 | Helen Swerwinski | 42 | Wife-H | Salesclerk | Poland |
| 3 | Vincent Swerwinski | 22 | Son | Worker | New Jersey |
| 4 | Joseph Swerwinski | 21 | Son | Worker | New Jersey |
| 5 | Mary Swerwinski | 20 | Daughter | Operator | New Jersey |
| 6 | Edna Swerwinski | 18 | Daughter | None | New Jersey |
| 7 | Walter Swerwinski | 16 | Son | None | New Jersey |
| 8 | Walter Chenkus | 12 | Lodger | None | New Jersey |
| 9 | Edna Chenkus | 11 | Lodger | None | New Jersey |
| 10 | William Trempole | 41 | Head | Proprietor | New Jersey |
| 11 | Florence Trempole | 36 | Wife-H | None | Pennsylvania |
| 12 | Freda Trempole | 18 | Daughter | Stenographer | Pennsylvania |
| 13 | Paul Smith | 68 | Lodger | Worker | Germany |
| 16 | Alice Longmuir | 62 | Head | None | Scotland |
| 17 | John Longmuir | 37 | Son | Laborer | New Jersey |
| 18 | Etta Harrison | 22 | Lodger | Maid | Pennsylvania |
| 19 | Robert Anderson | 83 | Head | None | New Jersey |
| 20 | Elizabeth Anderson | 75 | Wife-H | None | Massachusetts |
| 21 | Charles Jarvis | 37 | Son-in-law | Worker | New Jersey |
| 22 | Mildred Jarvis | 39 | Daughter | None | New Jersey |
| 23 | Charles Jarvis | 1 | Grandson | None | New Jersey |
| 24 | Ruth Macdaniel | 2 | By-grand-daughter | None | New Jersey |
| 25 | Robert Macdaniel | 1 | By-grand-son | None | New Jersey |
| 26 | Alexander Space | 61 | Head | Weaver | New York |
| 27 | Alice Space | 60 | Wife-H | None | New Jersey |
| 28 | Hazel Space | 19 | Daughter | Worker | New Jersey |
| 29 | Helen Runyon | 22 | Daughter | None | New Jersey |
| 30 | Linus Runyon | 26 | Son-in-law | Salesman | New Jersey |
| 31 | Linus Runyon | 4 | Grandson | None | New Jersey |
| 32 | Velma Runyon | 1 | Granddaughter | None | New Jersey |
| 33 | George Thompson | 36 | Head | Carpenter | New Jersey |
| 34 | Ida Thompson | 53 | Wife-H | None | England |
| 35 | Samuel Hawkins | 81 | Head | None | New Jersey |
| 36 | Iddie R. Hawkins | 79 | Wife-H | None | Pennsylvania |
| 37 | William Evans | 60 | Head | Laborer | New Jersey |
| 38 | Emma Evans | 51 | Wife-H | None | New Jersey |
| 39 | William Evans | 15 | Son | None | New Jersey |
| 40 | Marion R. Evans | 12 | Daughter | None | New Jersey |
| 41 | John Brennan | 31 | Head | Watchman | Pennsylvania |
| 42 | Annie Brennan | 31 | Wife-H | None | New Jersey |
| 43 | Doris Brennan | 4 | Daughter | None | New Jersey |
| 44 | Philip Wolf | 63 | Head | Worker | Germany |
| 45 | Catherine Wolf | 56 | Wife-H | None | New York |
| 46 | Lawrence Wolf | 21 | Son | Worker | New Jersey |
| 47 | William Wolf THIS PERSON | 19 | Son | Worker | New Jersey |
| 48 | Joseph Wolf | 16 | Son | Worker | New Jersey |
| 49 | Fred G. Wombwell | 52 | Head | Machinist | England |
| 50 | Mabel Wombwell | 51 | Wife-H | None | England |
Pedigree Summary
William + 2 siblings
Gen 1 · 1 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)