MG
Mary Greer — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Louis, Missouri
Our Model Tree links this Mary Greer across the 1930 and 1940 US Censuses in St Louis, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1917), then head of a 7-person household.
Age 13
b. ~1917
Female
Daughter
Born: Missouri
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | St Louis, Missouri |
| Surname | Greer |
| Given Name | Mary G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1917 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Susan Greer | Daughter | — | 16 | ~1914 |
| Richard Greer | Son | — | 12 | ~1918 |
| Carol Greer | Daughter | — | 1 | ~1929 |
| Paul Greer | Head | — | 42 | ~1888 |
| Sadie Downing | Other | — | 54 | ~1876 |
| Mary Greer | Daughter | — | 13 | ~1917 |
| Amelia Greer | Other | — | 39 | ~1891 |
Census Appearances
1930
St Louis, …
Daughter, age 13
St Louis, Missouri · implied b. ~1917 — 7 household members
| Surname | Greer |
| Given Name | Mary G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Spouse, age 23
St.-Louis-City-County, Missouri · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Greer |
| Given Name | Margaret R |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis |
| 1935 Residence (County) | St. Louis City |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Greer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Greer
Daughter · 1930 · age 13 · b. ~1917 · Missouri
★ You are viewing this record
Sibling
Richard Greer
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Susan Greer
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carol Greer
Sibling · 1930 · age 1
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 — St Louis, Missouri
Open full size
1930 US Federal Census — St Louis, Missouri
Page Contents
50 people indexed on this census page (ia:1930:missouricensus00reel1244:0581)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Vincent Mcshane | 62 | Head | Lawyer | Missouri |
| 2 | Mary Mcshane | 60 | Sister-H | — | Missouri |
| 3 | Sarah E. Mcshane | 56 | Sister | — | Missouri |
| 4 | Agnes Mcshane | 52 | Sister | — | Missouri |
| 5 | Clara Mcshane | 50 | Sister | Designer | Missouri |
| 6 | Cecelia Rammer | 48 | Sister | Stenographer | Missouri |
| 7 | Edward D. Fay | 61 | Head | Civil Engineer | New York |
| 8 | Daisy W. Fay | 59 | Wife-H | — | Indiana |
| 9 | Julia H. Fay | 86 | Mother | — | New York |
| 10 | Imelda D. Lawler | 71 | Sister-in-law | — | Indiana |
| 11 | Archer C. Britt | 57 | Head | Lawyer | Missouri |
| 12 | Louise P. Britt | 48 | Wife-H | — | Missouri |
| 13 | Vivian F. Britt | 13 | Daughter | — | Missouri |
| 14 | Dora L. Brown | 21 | Daughter | — | Missouri |
| 15 | Charles D. Brown | 26 | Son-in-law | Salesman | Illinois |
| 16 | Paul G. Greer | 42 | Head | Editor | Kansas |
| 17 | Amelia Greer | 39 | Wife-H | — | Missouri |
| 18 | Susan J. Greer | 16 | Daughter | — | Missouri |
| 19 | Mary G. Greer THIS PERSON | 13 | Daughter | — | Missouri |
| 20 | Richard T. Greer | 12 | Son | — | Missouri |
| 21 | Carol V. N. Greer | 1 | Daughter | — | Missouri |
| 22 | Sadie B. Downing | 54 | Servant | Housekeeper | Indiana |
| 23 | Emil N. Miller | 63 | Head | Salesman | Illinois |
| 24 | Leta D. Miller | 54 | Wife-H | — | Missouri |
| 25 | Edna R. Smith | 35 | Roomer | Stenographer | Missouri |
| 26 | Orson M. Nicol | 27 | Boarder | Salesman | Illinois |
| 27 | Edwin G. Wildicombe | 41 | Head | Contractor | Missouri |
| 28 | Edith W. Frantz | 54 | Sister-H | — | Missouri |
| 29 | Walter S. Frantz | 14 | Nephew | — | Missouri |
| 30 | Theodore H. Hammert | 78 | Head | Vice-President | Missouri |
| 31 | Charles H. Houston | 73 | Brother-in-law | Salesman | Missouri |
| 32 | Mollie H. Houston | 72 | Sister-in-law | — | Missouri |
| 33 | Lillie P. White | 74 | Sister-in-law | — | Missouri |
| 34 | Bennett Y. Alvis | 45 | Head | Oculist | Illinois |
| 35 | Nelly N. Alvis | 45 | Wife-H | — | Illinois |
| 36 | Edmund P. Alvis | 20 | Son | — | Illinois |
| 37 | Lillian H. Alvis | 17 | Daughter | — | Illinois |
| 38 | Max Trossman | 55 | Head | Buyer & Seller | Russia |
| 39 | Ethel Trossman | 44 | Wife-H | — | Russia |
| 40 | Zaria Trossman | 23 | Daughter | Selling | Minnesota |
| 41 | Bevera Trossman | 14 | Daughter | — | Missouri |
| 42 | Lenore Trossman | 11 | Daughter | — | Missouri |
| 43 | Beatrice Trossman | 9 | Daughter | — | Missouri |
| 44 | Norman Trossman | 20 | Son | — | Missouri |
| 45 | Emily Jackoway | 23 | Daughter | — | Missouri |
| 46 | Isadore Jackoway | 25 | Son-in-law | Salesman | England |
| 47 | Leland Jackoway | 1 | Grandson | — | Missouri |
| 48 | Margaret M. Cavanaugh | 45 | Head-HR | Keep House | Illinois |
| 49 | Inez M. Allender | 26 | Boarder | Teacher | Illinois |
| 50 | Anne M. O'Leary | 34 | Sister | Operator | Illinois |
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)