MC
Mary Chambers — 1930 US Census Record
Model Tree available1930 United States Federal Census · Essex, New Jersey
Our Model Tree links this Mary Chambers across the 1920, 1930 and 1940 US Censuses in Essex, New Jersey (XGBoost, ~Confirmed), with identified parents William & William — first a daughter (b.~1914), then head of a 4-person household.
Age 16
b. ~1914
Female
Daughter
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, New Jersey |
| Surname | Chambers |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Mississippi |
| 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 | Montclair Town |
| Est. Birth Year | ~1914 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Chambers | Daughter | — | 16 | ~1914 |
| William Chambers | Head | — | 64 | ~1866 |
| William Chambers | Son | — | 22 | ~1908 |
| Jane Chambers | Spouse | — | 46 | ~1884 |
Census Appearances
1920
Essex, New …
Daughter, age 6
Essex, New Jersey · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chambers |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Daughter, age 16
Essex, New Jersey · implied b. ~1914 — 4 household members
| Surname | Chambers |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Spouse, age 27
Essex-County, New Jersey · implied b. ~1913 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chambers |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Schuylkill |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Penn |
| 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 Mary Chambers across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Chambers (~0.92 confidence) and father William Chambers (~0.92 confidence) and mother Jane Chambers (~0.92 confidence) and mother Jane Chambers (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Chambers
b. ~1866
Source father
● Household
· direct · ~0.92
Father
William Chambers
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Jane Chambers
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Jane Chambers
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Chambers
Daughter · 1930 · age 16 · b. ~1914 · New Jersey
★ You are viewing this record
Sibling
William Chambers
Sibling · 1930 · age 22
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 — Essex, New Jersey
Open full size
1930 US Federal Census — Essex, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1332:0502)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Adams | 44 | Wife | — | Italy |
| 52 | Michael Adams | 16 | Son | — | New Jersey |
| 53 | Vettina Adams | 12 | Daughter | — | New Jersey |
| 54 | Donella Adams | 39 | Sister-in-law | Secretary | Italy |
| 55 | Palma Adams | 42 | Sister-in-law | — | Italy |
| 56 | Harry Adams | 43 | Boarder | Barber | Italy |
| 57 | Dagmar Hallin | 50 | Head | Hand Lady | Finland |
| 58 | Agnes Hallin | 40 | Sister | Masseuse | Finland |
| 59 | Charles Strom | 60 | Roomer | Janitor | Finland |
| 60 | Alice C. Hallin | 11 | Daughter | — | New York |
| 61 | Carl A. Oberg | 35 | Roomer | Carpenter | Sweden |
| 62 | Carl E. Bergstrom | 30 | Roomer | Painter | Sweden |
| 63 | Olaf Peterson | 25 | Roomer | Tailor | Norway |
| 64 | William H. Chambers | 64 | Head | Manager | Mississippi |
| 65 | Jane C. Chambers | 46 | Wife | — | New Jersey |
| 66 | William C. Chambers | 22 | Son | — | New Jersey |
| 67 | Mary C. Chambers THIS PERSON | 16 | Daughter | — | New Jersey |
| 68 | Isaac N. Payton | 65 | Head | Mason | New Jersey |
| 69 | Ida C. Payton | 59 | Wife | — | New Jersey |
| 70 | Lydia Aquitard | 18 | Roomer | Stenographer | Germany |
| 71 | Anna Strom | 17 | Roomer | Stenographer | New Jersey |
| 72 | Walter Taylor | 25 | Head | Manager | New York |
| 73 | Marjorie Taylor | 23 | Wife | — | Connecticut |
| 74 | Arthur Dunning | 57 | Head | Janitor | New Jersey |
| 75 | Elizabeth Dunning | 59 | Sister | — | New Jersey |
| 76 | Catherine Dunning | 56 | Sister | Operator | New Jersey |
| 77 | Anna Dunning | 52 | Sister | Operator | New Jersey |
| 78 | Ambrose J. Dunning | 22 | Son | Time-Keeper | New Jersey |
| 79 | Catherine Dunning | 23 | Daughter | Clerk | New Jersey |
| 80 | Elizabeth Dunning | 20 | Daughter | Bookkeeper | New Jersey |
| 81 | Frederick G. Gustavson | 57 | Head | Painter | Sweden |
| 82 | Anna S. Gustavson | 55 | Wife | — | Sweden |
| 83 | Helen M. Gustavson | 17 | Daughter | — | New Jersey |
| 84 | David Johnson | 38 | Nephew | Bookkeeper | Sweden |
| 85 | Edwin Orajman | 37 | Roomer | Film Layer | Sweden |
| 86 | Eva Dahlstrom | 49 | Head | Officer | Sweden |
| 87 | Minnie Stale | 27 | Assistant | Officer | Massachusetts |
| 88 | Charles Frear | 64 | Head | Mover | England |
| 89 | Edith Frear | 31 | Daughter | — | New Jersey |
| 90 | C. Willard Frear | 24 | Son | Mover | New Jersey |
| 91 | Margaret Frear | 22 | Daughter | Typist | New Jersey |
| 92 | Martha I. Frear | 20 | Daughter | Operator | New Jersey |
| 93 | W. Walter Frear | 17 | Son | — | New Jersey |
| 94 | Philip Abrams | 64 | Head | Roomer | Russia |
| 95 | Mabel Abrams | 54 | Wife | — | Germany |
| 96 | Amelia Mclaughlan | 41 | Head | Landlady | Sweden |
| 97 | Florence Lawler | 21 | Daughter | Stenographer | New Jersey |
| 98 | Emma M. Gardner | 63 | Roomer | Nurse | Canada-English |
| 99 | Olda Soitander | 55 | Roomer | Cook | Finland |
| 100 | Andrew Kefalides | 37 | Roomer | Proprietor | Greece |
Pedigree Summary
Mary + 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)