MS
Mary Summers — 1920 US Census Record
Model Tree available1920 United States Federal Census · Ramsey, Minnesota
Our Model Tree links this Mary Summers across the 1920, 1930 and 1940 US Censuses in Ramsey, Minnesota (XGBoost, ~Confirmed), with identified parents Charles & Catherine — first a daughter (b.~1908), then head of a 9-person household.
Age 12
b. ~1908
Female
Daughter
Born: Minnesota
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Ramsey, Minnesota |
| Surname | Summers |
| Given Name | Mary Y |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | St Paul |
| Est. Birth Year | ~1908 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Summers | Daughter | — | 12 | ~1908 |
| Eleanor Summers | Daughter | — | 7 | ~1913 |
| Charles Summers | Head | — | 49 | ~1871 |
| Seraphine Hodroff | Other | — | 26 | ~1894 |
| Lucy Mugrell | Other | — | 48 | ~1872 |
| Charles Summers | Son | — | 10 | ~1910 |
| Frank Summers | Son | — | 4 | ~1916 |
| Davidson Summers | Son | — | 14 | ~1906 |
| Rosa Summers | Spouse | — | 46 | ~1874 |
Census Appearances
1920
Ramsey, Minnesota
Daughter, age 12
Ramsey, Minnesota · implied b. ~1908 — 9 household members
| Surname | Summers |
| Given Name | Mary Y |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Ramsey, Minnesota
Daughter, age 22
Ramsey, Minnesota · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sommers |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Ramsey-County, Minnesota
Daughter, age 34
Ramsey-County, Minnesota · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sommer |
| Given Name | Mary Joan |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St Paul City |
| 1935 Residence (County) | Ramsey |
| Occupation | teacher |
| Industry | Junior High-School |
| Class of Worker | GW |
| Hours Worked | 32 |
| Income (1939) | 834 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Summers across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Summers (~0.92 confidence) and mother Catherine Sommer (~0.92 confidence) and father Frederick Sommer (~0.92 confidence) and mother Rosa Summers (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Summers
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Catherine Sommer
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Frederick Sommer
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Rosa Summers
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Summers
Daughter · 1920 · age 12 · b. ~1908 · Minnesota
★ You are viewing this record
Sibling
Davidson Summers
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Summers
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Summers
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Summers
Sibling · 1920 · age 7
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
1920 US Federal Census — Ramsey, Minnesota
Open full size
1920 US Federal Census — Ramsey, Minnesota
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu854unit:0197)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mattie C Blair | 45 | Wife | None | Pennsylvania |
| 52 | Katherine Blair | 21 | Servant | Maid | Minnesota |
| 53 | Hattie A Miller | 47 | Head | None | Illinois |
| 54 | William B Miller | 24 | Son | Draftsman | Illinois |
| 55 | Margaret Miller | 10 | Daughter | None | Illinois |
| 56 | Myron D Taylor | 64 | Head | Lawyer | Maine |
| 57 | Anna Taylor | 57 | Wife | None | Germany |
| 58 | Zama M Taylor | 36 | Daughter | Sec | Minnesota |
| 59 | Charles L Summers | 49 | Head | Sec | Wisconsin |
| 60 | Rosa D Summers | 46 | Wife | None | New York |
| 61 | Davidson Summers | 14 | Son | None | Minnesota |
| 62 | Mary Y Summers THIS PERSON | 12 | Daughter | None | Minnesota |
| 63 | Charles P Summers | 10 | Son | None | Minnesota |
| 64 | Eleanor J Summers | 7 | Daughter | None | Minnesota |
| 65 | Frank Summers | 4 | Son | None | Minnesota |
| 66 | Seraphine Hodroff | 26 | Servant | Maid | Germany |
| 67 | Lucy Mugrell | 48 | Servant | Cook | Canada |
| 68 | Samuel M Main | 40 | Head | Sec | New Jersey |
| 69 | Mary G Main | 31 | Wife | None | Illinois |
| 70 | George D Main | 5 | Son | None | Minnesota |
| 71 | Robert W Main | 2 | Son | None | Minnesota |
| 72 | Mildred Johnson | 20 | Servant | None | Minnesota |
| 73 | Frieda Zottler | 26 | Servant | Maid | Wisconsin |
| 74 | William H Wilson | 55 | Head | Gentleman | Pennsylvania |
| 75 | Caroline Wilson | 53 | Wife | None | Pennsylvania |
| 76 | William H Jr Wilson | 21 | Son | Clerk | Pennsylvania |
| 77 | Frank W Wilson | 18 | Son | None | Pennsylvania |
| 78 | Esther H Wilson | 16 | Daughter | None | Pennsylvania |
| 79 | Dorothy N Wilson | 2 | Daughter | None | Pennsylvania |
| 80 | L Emery Katzenbach | 40 | Head | Merchant | New York |
| 81 | Mary Katzenbach | 40 | Wife | None | New Jersey |
| 82 | William E Katzenbach | 15 | Son | None | New Jersey |
| 83 | W Whittredge Katzenbach | 12 | Son | None | New York |
| 84 | L Emery Jr Katzenbach | 4 | Son | None | Minnesota |
| 85 | Mathilda Herman | 22 | Servant | Maid | Minnesota |
| 86 | Fredric R Angell | 49 | Head | Mgr | Illinois |
| 87 | Elizabeth B Angell | 39 | Wife | None | Pennsylvania |
| 88 | Robert B Angell | 11 | Son | None | Illinois |
| 89 | Richard J Angell | 9 | Son | None | Illinois |
| 90 | Katherine Angell | 5 | Daughter | None | Illinois |
| 91 | Julia C Angell | 85 | Mother | None | New York |
| 92 | Laura Swenson | 24 | Servant | Maid | Minnesota |
| 93 | Belle Olson | 30 | Servant | Maid | Minnesota |
| 94 | Harry J Donahower | 46 | Head | Vice President | Minnesota |
| 95 | Bessie Donahower | 42 | Wife | None | Indiana |
| 96 | Louise Lange | 21 | Servant | Maid | Minnesota |
| 97 | James T Clark | 60 | Head | President | Illinois |
| 98 | Clark | 54 | Wife | None | Illinois |
| 99 | Benjamin Bradford | 57 | Head | Sales Mgr | Tennessee |
| 100 | Caroline Bradford | 57 | Wife | None | Minnesota |
Pedigree Summary
Mary + 4 siblings
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 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)