IC
Ida Cooper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Ida Cooper across the 1910, 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 3-person household.
Age 62
b. ~1878
Female
Spouse
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Cooper |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Alien |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Township / Ward | Boston City |
| Est. Birth Year | ~1878 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ida | Age | Birth yr |
|---|---|---|---|---|
| Louis Cooper | Head | — | 68 | ~1872 |
| Ida Cooper | Spouse | — | 62 | ~1878 |
| Abraham Cooper | Son | — | 34 | ~1906 |
Census Appearances
1910
Suffolk, Massachusetts
Spouse, age 31
Suffolk, Massachusetts · implied b. ~1879 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Russia |
| Years Married | 12 |
| Children Born | 6 |
| Children Living | 6 |
| Year of Immigration | 1909 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1920
Suffolk, Massachusetts
Spouse, age 41
Suffolk, Massachusetts · implied b. ~1879 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Russia |
| Year of Immigration | 1902 |
| Naturalization Status | Alien |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Russian |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1930
Suffolk, Massachusetts
Other, age 51
Suffolk, Massachusetts · implied b. ~1879 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Ida M. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1902 |
| Age at First Marriage | 17 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Suffolk-County, Massachusetts
Spouse, age 62
Suffolk-County, Massachusetts · implied b. ~1878 — 3 household members
| Surname | Cooper |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Alien |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 Ida Cooper across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ida Cooper
Spouse · 1940 · age 62 · b. ~1878 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01673-00618)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Shirley Kooris | 12 | Daughter | — | Massachusetts |
| 2 | Max Peltz | 48 | Head | Tailor | Russia |
| 3 | Polly Peltz | 48 | Wife | — | Russia |
| 4 | Saul Peltz | 25 | Son | Registered Pharmacist | Massachusetts |
| 5 | David Peacard | 58 | Head | Blocker | Lithuania |
| 6 | Minnie Peacard | 54 | Wife | — | Russia |
| 7 | Anne Peacard | 32 | Daughter | Bookkeeper | Massachusetts |
| 8 | Frances Peacard | 22 | Daughter | Bookkeeping Machine Operator | Massachusetts |
| 9 | Abraham Ostrowsky | 47 | Head | Printer Attendant | Russia |
| 10 | Gertrude Ostrowsky | 42 | Wife | — | Russia |
| 11 | Daniel Ostrowsky | 19 | Son | Attendant | Massachusetts |
| 12 | Stanley Ostrowsky | 9 | Son | — | Massachusetts |
| 13 | Joseph Friedman | 36 | Head | Clerk | Massachusetts |
| 14 | Elizabeth Friedman | 32 | Wife | — | Massachusetts |
| 15 | Sondra Friedman | 8 | Daughter | — | New York |
| 16 | Roberta Friedman | 5 | Daughter | — | New York |
| 17 | Samuel Goldman | 32 | Head | Postal Clerk | Massachusetts |
| 18 | Mary Goldman | 33 | Wife | — | Massachusetts |
| 19 | Elaine Goldman | 5 | Daughter | — | Massachusetts |
| 20 | Eleanor M. Goldman | 2 | Daughter | — | Massachusetts |
| 21 | Louis Biberman | 45 | Head | Barber Proprietor | Russia |
| 22 | Evelyn Biberman | 31 | Wife | — | Poland |
| 23 | Joseph Biberman | 3 | Son | — | Massachusetts |
| 24 | Zalick Kaplan | 36 | Head | Salesman Collector | Russia |
| 25 | Sally Kaplan | 36 | Wife | — | Russia |
| 26 | Herbert Kaplan | 13 | Son | — | Massachusetts |
| 27 | Israel Miller | 27 | Brother-in-law | Druggist | Massachusetts |
| 28 | Celia Miller | 24 | Sister-in-law | Bookkeeper | Massachusetts |
| 29 | Sam Smith | 61 | Head | Machine Operator | Russia |
| 30 | Sarah Smith | 61 | Wife | — | Russia |
| 31 | Marion Ashberg | 16 | Niece | — | Massachusetts |
| 32 | Max Rudnick | 73 | Head | — | Russia |
| 33 | Frieda Rudnick | 72 | Wife | — | Russia |
| 34 | Louis Cooper | 68 | Head | Coppersmith | Russia |
| 35 | Ida Cooper THIS PERSON | 62 | Wife | — | Russia |
| 36 | Abraham Cooper | 34 | Son | Salesman | New York |
| 37 | Morris Lipofsky | 49 | Head | Presser | Russia |
| 38 | Rebecca Lipofsky | 45 | Wife | — | Russia |
| 39 | Sophie Liberson | 24 | Daughter | Cosmetician | Massachusetts |
| 40 | Ben Liberson | 28 | Son | Registered Pharmacist | New York |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)