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William Robbins — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Mercer, New Jersey
Our Model Tree links this William Robbins across the 1920, 1930 and 1940 US Censuses in Mercer, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1854), then head of a 8-person household.
Age 76
b. ~1854
Male
Head
Born: New Jersey
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Mercer, New Jersey |
| Surname | Robbins |
| Given Name | William B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 76 |
| Marital Status | Widowed |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Occupation | Floor Maker |
| Industry | Rubber Plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4500 |
| Radio Set | R |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Floor Maker |
| Township / Ward | Hamilton Square |
| Est. Birth Year | ~1854 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Robbins | Other | — | 14 | ~1916 |
| Gertrude Robbins | Other | — | 31 | ~1899 |
| Walter Robbins | Son | — | 38 | ~1892 |
| William Robbins | Head | — | 76 | ~1854 |
| Doris Robbins | Other | — | 12 | ~1918 |
| Lillian Robbins | Other | — | 7 | ~1923 |
| Ruth Robbins | Other | — | 9 | ~1921 |
| Joyce Robbins | Other | — | 10 | ~1920 |
Census Appearances
1920
Mercer, New …
Other, age 64
Mercer, New Jersey · implied b. ~1856 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robbins |
| Given Name | William |
| Relationship to Head | father |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Widowed |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Iron room |
| Industry | Rubbermill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Head, age 76
Mercer, New Jersey · implied b. ~1854 — 8 household members
| Surname | Robbins |
| Given Name | William B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 76 |
| Marital Status | Widowed |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Floor Maker |
| Industry | Rubber Plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4500 |
| Radio Set | R |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Other, age 87
Mercer-County, New Jersey · implied b. ~1853 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robbins |
| Given Name | William B |
| Relationship to Head | Father |
| Sex | M |
| Color / Race | White |
| Age | 87 |
| Marital Status | Widowed |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hamilton Township |
| 1935 Residence (County) | Mercer |
| Class of Worker | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| 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 Robbins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Robbins
Head · 1930 · age 76 · b. ~1854 · 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 — Mercer, New Jersey
Open full size
1930 US Federal Census — Mercer, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1362:0497)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Katharine E | 26 | Daughter | Bookkeeper | Pennsylvania |
| 2 | Florida G | 15 | Daughter | — | New Jersey |
| 3 | Karl H Kloth | 20 | Boarder | Auto Mechanic | Germany |
| 4 | John G Greiner | 69 | Boarder | Laborer | New York |
| 5 | Frank E Williams | 47 | Head | Farmer | New Jersey |
| 6 | Lydia E Williams | 47 | Wife | — | New Jersey |
| 7 | George F Williams | 12 | Son | — | New Jersey |
| 8 | Doris H Williams | 9 | Daughter | — | New Jersey |
| 9 | John Fleming | 65 | Step-Father | Laborer | England |
| 10 | Laura Crosby | 65 | Head | Farmer | New Jersey |
| 11 | Howard S Hendrickson | 66 | Brother | Laborer | New Jersey |
| 12 | Charles Clarks | 13 | Nephew | — | New Jersey |
| 13 | Henry N Sr Cramer | 75 | Head | Laborer | New Jersey |
| 14 | Frank Kierajczyk | 40 | Head | Farmer | Poland |
| 15 | Sophie Kierajczyk | 36 | Wife | — | Poland |
| 16 | Stanley Kierajczyk | 17 | Son | — | New Jersey |
| 17 | Catherine Kierajczyk | 15 | Daughter | — | New Jersey |
| 18 | Genevieve Kierajczyk | 12 | Daughter | — | New Jersey |
| 19 | George H Dey | 35 | Head | Farmer | New Jersey |
| 20 | Margaret A Hendrickson | 67 | Aunt | — | New Jersey |
| 21 | Peter Wood | 61 | Head | Farmer | Virginia |
| 22 | Mary E Wood | 55 | Wife | Laundress | Maryland |
| 23 | Simonia B Bowden | 65 | Aunt | Nurse | Virginia |
| 24 | Janette M Wood | 7 | Grand-Daughter | — | Connecticut |
| 25 | S. Mount Rogers | 55 | Head | — | New Jersey |
| 26 | Joanna R Rogers | 79 | Wife | — | New Jersey |
| 27 | Sarah Rogers | 47 | Aunt | None Farmer | New Jersey |
| 28 | Marion E Rogers | 22 | Grand-Daughter | Teacher | New Jersey |
| 29 | Eleanor M Rogers | 14 | Grand-Daughter | — | New Jersey |
| 30 | Leon M Rogers | 6 | Grand-Son | — | New Jersey |
| 31 | William B Robbins THIS PERSON | 76 | Head | Floor Maker | New Jersey |
| 32 | Walter L Robbins | 38 | Son | Floor Maker | New Jersey |
| 33 | Gertrude M Robbins | 31 | Daughter-in-law | — | England |
| 34 | William H Robbins | 14 | Grand-Son | — | New Jersey |
| 35 | Doris M Robbins | 12 | Grand-Daughter | — | New Jersey |
| 36 | Joyce E Robbins | 10 | Grand-Daughter | — | New Jersey |
| 37 | Ruth M Robbins | 9 | Grand-Daughter | — | New Jersey |
| 38 | Lillian G Robbins | 7 | Grand-Daughter | — | New Jersey |
| 39 | Sandy Vannozzi | 37 | Head | Retail Salesman | Italy |
| 40 | Margaret Vannozzi | 32 | Wife | — | New Jersey |
| 41 | Paul Indermuhle | 62 | Head | Farmer | Switzerland |
| 42 | Paul Indermuhle | 38 | Son | Laborer | New Jersey |
| 43 | Reynold Indermuhle | 35 | Son | Laborer | New Jersey |
| 44 | Eliza Indermuhle | 64 | Sister | — | Switzerland |
| 45 | Eliza Indermuhle | 86 | Mother | — | Switzerland |
| 46 | May S Drake | 65 | Head | Farmer | New Jersey |
| 47 | Robert B Drake | 28 | Son | Truck Driver | New Jersey |
| 48 | Irene Drake | 23 | Daughter-in-law | — | New Jersey |
| 49 | Dorothy Drake | 2 | Grand-Daughter | — | New Jersey |
| 50 | Robert Drake | 0 | Grand-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)