WK
William Kerr — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Monmouth, New Jersey
Our Model Tree links this William Kerr across the 1930 and 1940 US Censuses in Monmouth, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 6-person household.
Age 44
b. ~1886
Male
Head
Born: New Jersey
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Monmouth, New Jersey |
| Surname | Kerr |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 21 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Occupation | Salesman |
| Industry | Wholesale |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 20 |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Salesman |
| Township / Ward | Ocean Township |
| Est. Birth Year | ~1886 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Margaret Kerr | Daughter | — | 11 | ~1919 |
| Isabelle Kerr | Spouse | — | 40 | ~1890 |
| William Kerr | Son | — | 18 | ~1912 |
| William Kerr | Head | — | 44 | ~1886 |
| Mary Kerr | Daughter | — | 7 | ~1923 |
| Richard Kerr | Son | — | 13 | ~1917 |
Census Appearances
1930
Monmouth, New …
Head, age 44
Monmouth, New Jersey · implied b. ~1886 — 6 household members
| Surname | Kerr |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 21 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Salesman |
| Industry | Wholesale |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 20 |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Monmouth-County, New …
Head, age 54
Monmouth-County, New Jersey · implied b. ~1886 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ker |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Freehold Borough |
| 1935 Residence (County) | Monmouth |
| Occupation | inspector |
| Industry | Rug Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 936 |
| Highest Grade | H 4 |
| 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 Kerr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Kerr
Head · 1930 · age 44 · b. ~1886 · New Jersey
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Monmouth, New Jersey
Open full size
1930 US Federal Census — Monmouth, New Jersey
Page Contents
33 people indexed on this census page (ia:1930:newjerseycensus00reel1372:0041)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Laura Bailey | 21 | Wife | — | New York |
| 2 | Mary Bailey | 2 | Daughter | — | New Jersey |
| 3 | Alice E Gundry | 57 | Head | — | Maryland |
| 4 | Margaret Gundry | 27 | Daughter | Stenographer | Germany |
| 5 | Edward S Gundry | 22 | Son | Salesman | New Jersey |
| 6 | Richard Gundry | 20 | Son | Electrician | New Jersey |
| 7 | William Kerr THIS PERSON | 44 | Head | Salesman | New Jersey |
| 8 | Isabelle Kerr | 40 | Wife | — | France |
| 9 | William Kerr | 18 | Son | — | New Jersey |
| 10 | Richard E Kerr | 13 | Son | — | New Jersey |
| 11 | Margaret Kerr | 11 | Daughter | — | New Jersey |
| 12 | Mary A Kerr | 7 | Daughter | — | New Jersey |
| 13 | John Johnson | 26 | Head | Painter | Norway |
| 14 | Thomas Johnson | 24 | Brother | Painter | Norway |
| 15 | Julius Johnson | 22 | Brother | Painter | Norway |
| 16 | Hans Johnson | 32 | Brother | Painter | Norway |
| 17 | Peterson Johnson | 17 | Brother | Painter | Norway |
| 18 | Arthur Johnson | 14 | Brother | — | Norway |
| 19 | William Mott | 30 | Head | Foreman | New Jersey |
| 20 | Frances Mott | 34 | Wife | — | Vermont |
| 21 | Dorothy Mott | 14 | Daughter | — | New Jersey |
| 22 | William Jr Mott | 7 | Son | — | New Jersey |
| 23 | H. D. Spelling | 73 | Head | — | New York |
| 24 | Annie M Spelling | 65 | Wife | — | New Jersey |
| 25 | Henry B Bohert | 50 | Head | — | New York |
| 26 | Katherine Bohert | 51 | Wife | — | New York |
| 27 | Mildred L Bohert | 22 | Daughter | — | New Jersey |
| 28 | Alice E Bohert | 15 | Daughter | — | New Jersey |
| 29 | Albert B Bohert | 13 | Son | — | New Jersey |
| 30 | William King | 54 | Head | Civil Engineer | New Jersey |
| 31 | Florence H King | 41 | Wife | — | New York |
| 32 | William Jr King | 11 | Son | — | Massachusetts |
| 33 | Mary Doolittle | 59 | Head | Clerk | 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)