MZ
Mary Zimmerman — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Mary Zimmerman across the 1920, 1930 and 1940 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 4-person household.
Age 38
b. ~1882
Female
Spouse
Born: Switzerland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Suffolk, Massachusetts |
| Surname | Zimmerman |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Switzerland |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Switzerland |
| Mother's Birthplace | Switzerland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Switzerland |
| Birthplace (normalized) | switzerland |
| Township / Ward | Boston City |
| Est. Birth Year | ~1882 |
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 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Kaspar Zimmerman | Head | — | 39 | ~1881 |
| Albert Zimmerman | Son | — | 4 | ~1916 |
| Frank Zimmerman | Son | — | 7 | ~1913 |
| Mary Zimmerman | Spouse | — | 38 | ~1882 |
Census Appearances
1920
Suffolk, Massachusetts
Spouse, age 38
Suffolk, Massachusetts · implied b. ~1882 — 4 household members
| Surname | Zimmerman |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Switzerland |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Switzerland |
| Mother's Birthplace | Switzerland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Switzerland |
| Birthplace (normalized) | switzerland |
1930
Suffolk, Massachusetts
Spouse, age 47
Suffolk, Massachusetts · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Zimmerman |
| Given Name | Marie A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Switzerland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1884 |
| Age at First Marriage | 21 |
| Father's Birthplace | Switzerland |
| Mother's Birthplace | Switzerland |
| Can Read/Write | Yes |
| Mother Tongue | Swiss |
| Birth Country | Switzerland |
| Birthplace (normalized) | switzerland |
1940
Suffolk-County, Massachusetts
Spouse, age 57
Suffolk-County, Massachusetts · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Zimmerman |
| Given Name | Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Switzerland |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Switzerland |
| Birthplace (normalized) | switzerland |
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 Zimmerman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Zimmerman
Spouse · 1920 · age 38 · b. ~1882 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Suffolk, Massachusetts
Open full size
1920 US Federal Census — Suffolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu740unit:0244)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frederick L. Gleason | 11 | Son | — | Massachusetts |
| 2 | Helen Gleason | 9 | Daughter | — | Massachusetts |
| 3 | Kaspar Zimmerman | 39 | Head | Tailor | Wurttemberg Ger. |
| 4 | Mary Zimmerman THIS PERSON | 38 | Wife | — | Switzerland |
| 5 | Frank Zimmerman | 7 | Son | — | Massachusetts |
| 6 | Albert E. Zimmerman | 4 | Son | — | Massachusetts |
| 7 | Frederick J. Morrill | 47 | Head | Chauffeur | Maine |
| 8 | Margaret E. Morrill | 43 | Wife | — | Canada |
| 9 | Richard H. Morrill | 34 | Brother | Policeman | Maine |
| 10 | Martin Tarklow | 43 | Head | Machinist | Baltic Russia |
| 11 | Amelia Tarklow | 33 | Wife | — | Baltic Russia |
| 12 | Emil Tarklow | 5 | Son | — | New Jersey |
| 13 | Isaac Schultz | 42 | Head | Carpenter | Baltic Russia |
| 14 | Annette Schultz | 36 | Wife | — | Baltic Russia |
| 15 | Jacob Schultz | 10 | Son | Carpenter | Baltic Russia |
| 16 | Gert Schultz | 34 | Wife | — | Baltic Russia |
| 17 | Isaac H. Schultz | 11 | Son | — | Massachusetts |
| 18 | Elsie F. Gunther | 38 | Head | Dressmaker | Massachusetts |
| 19 | Lottie Gunther | 67 | Sister | Carpenter | Prussia Ger. |
| 20 | William Ott | 51 | Head | Inspector | Massachusetts |
| 21 | Mary Ott | 48 | Wife | — | Massachusetts |
| 22 | George A. Ott | 24 | Son | Electrician | Massachusetts |
| 23 | William J. Ott | 22 | Son | — | Massachusetts |
| 24 | George Leavensaler | 55 | Head | Marine Engineer | Maine |
| 25 | Lillian Leavensaler | 34 | Wife | — | Maine |
| 26 | Caughley Leavensaler | 8 | Son | — | Massachusetts |
| 27 | Sarah G. Sununu | 23 | Head | Shoe Worker | Palestine |
| 28 | Marie Sununu | 20 | Wife | — | Syria |
| 29 | Rudolph Mung | 64 | Head | Proprietor | Baden Ger. |
| 30 | Lizzie Mung | 64 | Wife | — | New York |
| 31 | Edward Boyle | 47 | Head | Tile Layer | Massachusetts |
| 32 | Nellie Boyle | 39 | Wife | — | Ireland |
| 33 | Anna M. Flood | 23 | Daughter | Operator | Massachusetts |
| 34 | Helen Flood | 22 | Daughter | Cashier | Massachusetts |
| 35 | Mary Flood | 17 | Daughter | — | Massachusetts |
| 36 | Emma B. Miller | 55 | Head | Proprietor | Maine |
| 37 | Alice C. Stackpole | 48 | Boarder | Clerk | France |
| 38 | Dora F. Stackpole | 20 | Boarder | Bookkeeper | Massachusetts |
| 39 | Carl Halmarson | 45 | Head | Tailor | Sweden |
| 40 | Ada Halmarson | 48 | Wife | Domestic | Sweden |
| 41 | Amy Halmarson | 18 | Daughter | Clerk | Massachusetts |
| 42 | Caroline Halmarson | 14 | Daughter | — | Massachusetts |
| 43 | Robert Halmarson | 11 | Son | — | Massachusetts |
| 44 | Dorothy Hellgren | 8 | Boarder | — | Massachusetts |
| 45 | Louisa French | 68 | Mother | — | Massachusetts |
| 46 | Paul H. O'Neil | 32 | Head | Master Mariner | Massachusetts |
| 47 | Margaret O'Neil | 28 | Wife | — | Massachusetts |
| 48 | Daughter Morfait | 1 | Daughter | — | Massachusetts |
| 49 | Edward Barnsley | 50 | Head | Clerk | England |
| 50 | Nellie M. Barnsley | 33 | Wife | — | England |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)