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Mary Mcmullen — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Cook, Illinois
Our Model Tree links this Mary Mcmullen across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a head (b.~1855), then head of a 4-person household.
Age 55
b. ~1855
Female
Head
Born: Pennsylvania
Widowed
1910 Census Record Details
| Census Year | 1910 |
| Location | Cook, Illinois |
| Surname | McMullen |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Children Born | 11 |
| Children Living | 8 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Own Income |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Own Income |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1855 |
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 1910 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ann Mcmullen | Daughter | — | 13 | ~1897 |
| Mary Mcmullen | Head | — | 55 | ~1855 |
| Mabel Mcmullen | Daughter | — | 17 | ~1893 |
| Elizabeth Tuttle | Other | — | 77 | ~1833 |
Census Appearances
1910
Cook, Illinois
Head, age 55
Cook, Illinois · implied b. ~1855 — 4 household members
| Surname | McMullen |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Children Born | 11 |
| Children Living | 8 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Own Income |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Cook, Illinois
Other, age 63
Cook, Illinois · implied b. ~1857
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | McMullen |
| Given Name | Mary |
| Relationship to Head | Mother-in-law |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Cook, Illinois
Other, age 71
Cook, Illinois · implied b. ~1859 — 34 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McMullen |
| Given Name | Mary |
| Relationship to Head | Lodger |
| Sex | F |
| Color / Race | White |
| Age | 71 |
| Marital Status | Divorced |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Mcmullen across 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage.
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This person
Anchor record
Mary Mcmullen
Head · 1910 · age 55 · b. ~1855 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Cook, Illinois
Open full size
1910 US Federal Census — Cook, Illinois
Page Contents
37 people indexed on this census page (ia:1910:13thcensus1910po277unit:0701)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma Young | 24 | Head | Wash. Sec. | Illinois |
| 2 | Frank Young | 22 | Brother | — | Illinois |
| 6 | Frank H. Smith | 47 | Head | — | Illinois |
| 7 | Smith | 41 | Wife | — | Pennsylvania |
| 10 | David Smith | 47 | Head | — | New York |
| 11 | Elizabeth Smith | 42 | Wife | — | New York |
| 15 | Guy S. Mason | 67 | Head | Own Income | Illinois |
| 16 | Edward H. Barker | 34 | Son-in-law | Clerk | Kentucky |
| 17 | Carrie S. Barker | 32 | Daughter | — | Illinois |
| 18 | Barker | 31 | Son | — | Illinois |
| 19 | Alice S. Barker | 55 | Sister | — | Illinois |
| 21 | Albert St. Clair | 43 | Head | Conductor | Switzerland |
| 22 | Ida L. St. Clair | 33 | Wife | — | Illinois |
| 23 | Verna L. St. Clair | 5 | Daughter | — | Illinois |
| 24 | Minnie Scott | 43 | Head | — | Illinois |
| 25 | Edwin J. Scott | 23 | Son | Clerk | Illinois |
| 26 | Elizabeth H. Scott | 20 | Daughter | Typist | Illinois |
| 27 | Harry P. Scott | 16 | Son | Clerk | Illinois |
| 30 | M. John | 21 | Head | Assistant Sales Mgr. | Illinois |
| 33 | Benjamin F. Lewis | 33 | Head | — | New Hampshire |
| 34 | Julia W. Lewis | 37 | Wife | — | East English |
| 35 | Frances H. Lewis | 18 | Daughter | — | Massachusetts |
| 36 | Ethel N. Lewis | 26 | Daughter | Office Clerk | Massachusetts |
| 37 | Thomas Parker | 35 | Head | Fireman | Scot. Scotch |
| 38 | Emma G. Parker | 36 | Wife | — | Indiana |
| 39 | Wilbur D. Parker | 7 | Son | — | Illinois |
| 40 | Mary L. Armstrong | 71 | Head | Own Income | Indiana |
| 41 | Thomas Cassier | 37 | Head | Teamster | Indiana |
| 42 | Catherine Cassier | 19 | Wife | — | Indiana |
| 43 | Edward Cannon | 44 | Boarder | Bookkeeper | Ger. |
| 44 | Mary E. Mcmullen THIS PERSON | 55 | Head | Own Income | Pennsylvania |
| 45 | Mabel L. Mcmullen | 17 | Daughter | — | Illinois |
| 46 | Ann G. Mcmullen | 13 | Daughter | — | Illinois |
| 47 | Elizabeth Tuttle | 77 | Mother | — | Pennsylvania |
| 48 | John G. Kaines | 34 | Head | — | Eng. |
| 49 | Ellen S. Kaines | 32 | Wife | — | Colorado |
| 50 | Lucille M. Kaines | 7 | Daughter | — | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)