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Mary Bruce — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Rockingham, New Hampshire
Our Model Tree links this Mary Bruce across the 1920 and 1930 US Censuses in Rockingham, New Hampshire (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 6-person household.
Age 11
b. ~1919
Female
Daughter
Born: New Hampshire
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Rockingham, New Hampshire |
| Surname | Bruce |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Prince Edward Island |
| Additional Details | |
| Industry | Public School |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Township / Ward | Exeter Town |
| Est. Birth Year | ~1919 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Joseph Bruce | Son | — | 15 | ~1915 |
| Margaret Bruce | Spouse | — | 53 | ~1877 |
| Eileen Bruce | Daughter | — | 17 | ~1913 |
| Mary Bruce | Daughter | — | 11 | ~1919 |
| Mary Gallant | Other | — | 79 | ~1851 |
| Joseph Bruce | Head | — | 52 | ~1878 |
Census Appearances
1920
Rockingham, New …
Daughter, age 1
Rockingham, New Hampshire · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bruce |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Canada |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
Rockingham, New …
Daughter, age 11
Rockingham, New Hampshire · implied b. ~1919 — 6 household members
| Surname | Bruce |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Prince Edward Island |
| Industry | Public School |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Bruce across 2 US Census years (1920 and 1930) in Rockingham, New Hampshire, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Bruce
Daughter · 1930 · age 11 · b. ~1919 · New Hampshire
★ You are viewing this record
Sibling
Joseph Bruce
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Bruce
Sibling · 1930 · age 17
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 — Rockingham, New Hampshire
Open full size
1930 US Federal Census — Rockingham, New Hampshire
Page Contents
47 people indexed on this census page (ia:1930:15thcensus1305unit:0469)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John | 5 | Son | — | New Hampshire |
| 2 | Barbara A | 3 | Daughter | — | New Hampshire |
| 3 | Frances | 1 | Daughter | — | New Hampshire |
| 4 | Michael Lisowski | 72 | Head | Laborer | Poland |
| 5 | Nathalie Lisowski | 39 | Wife | — | Poland |
| 6 | Jennie Lisowski | 19 | Daughter | Maid | Massachusetts |
| 7 | Henry Lisowski | 18 | Son | Lacking Room | Massachusetts |
| 8 | Charles Lisowski | 17 | Son | Lacking Room | Massachusetts |
| 9 | Helen Lisowski | 14 | Daughter | — | New Hampshire |
| 10 | Mary Lisowski | 10 | Daughter | — | New Hampshire |
| 11 | Theodora Lisowski | 8 | Son | — | New Hampshire |
| 12 | Joseph E. Bruce | 52 | Head | Proprietor | New Hampshire |
| 13 | Margaret Bruce | 53 | Wife | Cook | Prince Edward Island |
| 14 | Eileen M. Bruce | 17 | Daughter | — | New Hampshire |
| 15 | Joseph S. Bruce | 15 | Son | — | New Hampshire |
| 16 | Mary M. Bruce THIS PERSON | 11 | Daughter | — | New Hampshire |
| 17 | Mary Gallant | 79 | Mother-in-law | — | Prince Edward Island |
| 18 | Valentine Dombrowski | 42 | Head | Weaver | Poland |
| 19 | Kate Dombrowski | 42 | Wife | Presser | Poland |
| 20 | Steve Dombrowski | 19 | Son | Lacking Room | New Hampshire |
| 21 | Helen Dombrowski | 18 | Daughter | Housekeeper | New Hampshire |
| 22 | Andrew Dombrowski | 15 | Son | — | New Hampshire |
| 23 | Joseph Mrozowski | 46 | Head | Gardner | Poland |
| 24 | Catherine Mrozowski | 44 | Wife | — | Poland |
| 25 | Julia Mrozowski | 24 | Daughter | Weaver | New Hampshire |
| 26 | Frank Mrozowski | 22 | Son | Grinder | New Hampshire |
| 27 | Theo Mrozowski | 15 | Daughter | — | New Hampshire |
| 28 | Gordon Mrozowski | 11 | Son | — | New Hampshire |
| 29 | Elizabeth Mrozowski | 5 | Daughter | — | New Hampshire |
| 30 | Alexander Nowak | 52 | Head | Fireman | Poland |
| 31 | Rose Nowak | 50 | Wife | — | Poland |
| 32 | Joseph Nowak | 22 | Son | Lacking Room | New Hampshire |
| 33 | Theodore Nowak | 18 | Son | — | New Hampshire |
| 34 | William Nowak | 14 | Son | — | New Hampshire |
| 35 | Alfred S. Mavelin | 68 | Head | Janitor | Maine |
| 36 | Minnie Mavelin | 60 | Wife | — | Maine |
| 37 | Eugene S. Mavelin | 17 | Son | — | New Hampshire |
| 38 | M. Earl | 22 | Head | Laborer | New Hampshire |
| 39 | Agnes D. Earl | 24 | Wife | — | New Hampshire |
| 40 | C. Edgerly | 31 | — | Shoe Repairer | Maine |
| 41 | Helen Edgerly | 30 | Wife | — | New Hampshire |
| 42 | Mary F. Edgerly | 1 | Daughter | — | New Hampshire |
| 43 | Doris Peltier | 22 | Sister-in-law | Stitcher | New Hampshire |
| 44 | Margaret Peltier | 3 | Niece | — | Massachusetts |
| 45 | John S. Johnson | 62 | Head | Laborer | Sweden |
| 46 | Alma Johnson | 59 | Wife | — | Sweden |
| 47 | Henry Ferrigan | 78 | Roomer | Painter | Massachusetts |
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)