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Rockville Census Guide
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Census Information
Rockville ,  MD  20847
Sex by Age
Total Population:
47,388 
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Male:
23,106 
Under 5 years:
1,514 
5 to 9 years:
1,634 
10 to 14 years:
1,585 
15 to 17 years:
959 
18 and 19 years:
505 
20 years:
236 
21 years:
258 
22 to 24 years:
779 
25 to 29 years:
1,489 
30 to 34 years:
1,879 
35 to 39 years:
2,233 
40 to 44 years:
1,992 
45 to 49 years:
1,808 
50 to 54 years:
1,578 
55 to 59 years:
1,228 
60 and 61 years:
396 
62 to 64 years:
542 
65 and 66 years:
319 
67 to 69 years:
462 
70 to 74 years:
686 
75 to 79 years:
558 
80 to 84 years:
280 
85 years and over:
186 
Female:
24,282 
Under 5 years:
1,478 
5 to 9 years:
1,522 
10 to 14 years:
1,516 
15 to 17 years:
873 
18 and 19 years:
437 
20 years:
191 
21 years:
181 
22 to 24 years:
732 
25 to 29 years:
1,445 
30 to 34 years:
1,912 
35 to 39 years:
2,179 
40 to 44 years:
2,073 
45 to 49 years:
1,864 
50 to 54 years:
1,748 
55 to 59 years:
1,358 
60 and 61 years:
410 
62 to 64 years:
639 
65 and 66 years:
348 
67 to 69 years:
537 
70 to 74 years:
886 
75 to 79 years:
776 
80 to 84 years:
557 
85 years and over:
620 

Average Household Size
Average household size:
2.65 

Families
Total:
12,002 

Average Family Size
Average family size:
3.13 

Housing Units
Total:
17,786 

Place of Work for Workers 16 Years and Over
Total:
23,888 
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Living in a place:
23,888 
Worked in place of residence:
5,414 
Worked outside place of residence:
18,474 

Travel Time to Work for Workers 16 Years and Over
Total:
23,888 
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Did not work at home:
22,715 
Less than 5 minutes:
305 
5 to 9 minutes:
1,187 
10 to 14 minutes:
2,801 
15 to 19 minutes:
3,381 
20 to 24 minutes:
2,784 
25 to 29 minutes:
1,081 
30 to 34 minutes:
3,320 
35 to 39 minutes:
925 
40 to 44 minutes:
1,130 
45 to 59 minutes:
3,182 
60 to 89 minutes:
2,244 
90 or more minutes:
375 
Worked at home:
1,173 

Travel Time to Work by Means of Transportation to Work for Workers 16Years and Over Who Did Not Work at Home
Total:
22,715 
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Less than 30 minutes:
11,539 
Public transportation:
465 
Other means:
11,074 
30 to 44 minutes:
5,375 
Public transportation:
723 
Other means:
4,652 
45 to 59 minutes:
3,182 
Public transportation:
1,066 
Other means:
2,116 
60 or more minutes:
2,619 
Public transportation:
1,054 
Other means:
1,565 

Time Leaving Home to go to Work for Workers 16 Years and Over
Total:
23,888 
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Did not work at home:
22,715 
12:00 a.m. to 4:59 a.m.:
395 
5:00 a.m. to 5:29 a.m.:
316 
5:30 a.m. to 5:59 a.m.:
694 
6:00 a.m. to 6:29 a.m.:
1,305 
6:30 a.m. to 6:59 a.m.:
2,004 
7:00 a.m. to 7:29 a.m.:
3,518 
7:30 a.m. to 7:59 a.m.:
3,719 
8:00 a.m. to 8:29 a.m.:
3,764 
8:30 a.m. to 8:59 a.m.:
2,349 
9:00 a.m. to 9:59 a.m.:
1,951 
10:00 a.m. to 10:59 a.m.:
643 
11:00 a.m. to 11:59 a.m.:
307 
12:00 p.m. to 3:59 p.m.:
979 
4:00 p.m. to 11:59 p.m.:
771 
Worked at home:
1,173 

Private Vehicle Occupancy for Workers 16 Years and Over
Total:
23,888 
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Car, truck, or van:
18,686 
Drove alone:
16,139 
Carpooled:
2,547 
In 2-person carpool:
2,087 
In 3-person carpool:
263 
In 4-person carpool:
63 
In 5- or 6-person carpool:
75 
In 7-or-more-person carpool:
59 
Other means (including those who worked at home):
5,202 

Sex by Educational Attainment for the Population 25 Years and Over
Total:
33,216 
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Male:
15,669 
No schooling completed:
193 
Nursery to 4th grade:
88 
5th and 6th grade:
180 
7th and 8th grade:
272 
9th grade:
256 
10th grade:
251 
11th grade:
222 
12th grade, no diploma:
321 
High school graduate (includes equivalency):
2,124 
Some college, less than 1 year:
588 
Some college, 1 or more years, no degree:
1,747 
Associate degree:
535 
Bachelor's degree:
3,687 
Master's degree:
2,467 
Professional school degree:
1,187 
Doctorate degree:
1,551 
Female:
17,547 
No schooling completed:
216 
Nursery to 4th grade:
90 
5th and 6th grade:
261 
7th and 8th grade:
243 
9th grade:
241 
10th grade:
216 
11th grade:
178 
12th grade, no diploma:
387 
High school graduate (includes equivalency):
3,268 
Some college, less than 1 year:
836 
Some college, 1 or more years, no degree:
2,168 
Associate degree:
754 
Bachelor's degree:
4,394 
Master's degree:
2,875 
Professional school degree:
695 
Doctorate degree:
725 

Age by Total Disabilities Tallied for the Civilian Noninstitutionalized Population 5 Years and Over with Disabilities
Total disabilities tallied:
10,239 
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Total disabilities tallied for people 5 to 15 years:
417 
Sensory disability:
34 
Physical disability:
30 
Mental disability:
295 
Self-care disability:
58 
Total disabilities tallied for people 16 to 64 years:
6,075 
Sensory disability:
341 
Physical disability:
1,050 
Mental disability:
800 
Self-care disability:
280 
Go-outside-home disability:
1,273 
Employment disability:
2,331 
Total disabilities tallied for people 65 years and over:
3,747 
Sensory disability:
602 
Physical disability:
1,251 
Mental disability:
483 
Self-care disability:
395 
Go-outside-home disability:
1,016 

Sex by Employment Status for the Population 16 Years and Over
Total:
37,388 
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Male:
17,892 
In labor force:
13,190 
In Armed Forces:
133 
Civilian:
13,057 
Employed:
12,674 
Unemployed:
383 
Not in labor force:
4,702 
Female:
19,496 
In labor force:
11,847 
In Armed Forces:
Civilian:
11,843 
Employed:
11,436 
Unemployed:
407 
Not in labor force:
7,649 

Sex by Work Status in 1999 by Usual Hours Worked Per Week in 1999 by Weeks Worked in 1999 for the Population 16 Years and Over
Total:
37,388 
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Male:
17,892 
Worked in 1999:
14,414 
Usually worked 35 or more hours per week:
12,445 
50 to 52 weeks:
9,833 
48 and 49 weeks:
567 
40 to 47 weeks:
823 
27 to 39 weeks:
399 
14 to 26 weeks:
371 
1 to 13 weeks:
452 
Usually worked 15 to 34 hours per week:
1,559 
50 to 52 weeks:
480 
48 and 49 weeks:
102 
40 to 47 weeks:
231 
27 to 39 weeks:
160 
14 to 26 weeks:
294 
1 to 13 weeks:
292 
Usually worked 1 to 14 hours per week:
410 
50 to 52 weeks:
163 
40 to 47 weeks:
64 
27 to 39 weeks:
48 
14 to 26 weeks:
70 
1 to 13 weeks:
65 
Did not work in 1999:
3,478 
Female:
19,496 
Worked in 1999:
13,050 
Usually worked 35 or more hours per week:
9,794 
50 to 52 weeks:
7,334 
48 and 49 weeks:
512 
40 to 47 weeks:
721 
27 to 39 weeks:
293 
14 to 26 weeks:
476 
1 to 13 weeks:
458 
Usually worked 15 to 34 hours per week:
2,535 
50 to 52 weeks:
1,014 
48 and 49 weeks:
41 
40 to 47 weeks:
435 
27 to 39 weeks:
307 
14 to 26 weeks:
351 
1 to 13 weeks:
387 
Usually worked 1 to 14 hours per week:
721 
50 to 52 weeks:
184 
48 and 49 weeks:
40 
40 to 47 weeks:
84 
27 to 39 weeks:
93 
14 to 26 weeks:
112 
1 to 13 weeks:
208 
Did not work in 1999:
6,446 

Family Type by Number of Workers in Family in 1999
Total:
12,032 
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Married-couple family:
9,789 
No workers:
851 
1 worker:
2,036 
2 workers:
5,557 
Husband and wife worked:
5,173 
Other:
384 
3 or more workers:
1,345 
Husband and wife worked:
1,179 
Other:
166 
Other family:
2,243 
Male householder, no wife present:
588 
No workers:
27 
1 worker:
268 
2 workers:
219 
3 or more workers:
74 
Female householder, no husband present:
1,655 
No workers:
172 
1 worker:
846 
2 workers:
506 
3 or more workers:
131 

Household Income in 1999
Total:
17,222 
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Less than $10,000:
824 
$10,000 to $14,999:
632 
$15,000 to $19,999:
477 
$20,000 to $24,999:
586 
$25,000 to $29,999:
659 
$30,000 to $34,999:
672 
$35,000 to $39,999:
775 
$40,000 to $44,999:
672 
$45,000 to $49,999:
608 
$50,000 to $59,999:
1,516 
$60,000 to $74,999:
1,965 
$75,000 to $99,999:
2,700 
$100,000 to $124,999:
1,830 
$125,000 to $149,999:
1,263 
$150,000 to $199,999:
1,244 
$200,000 or more:
799 

Age of Householder by Household Income in 1999
Total:
17,222 
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Householder under 25 years:
343 
Less than $10,000:
51 
$10,000 to $14,999:
44 
$15,000 to $19,999:
12 
$20,000 to $24,999:
33 
$25,000 to $29,999:
10 
$30,000 to $34,999:
23 
$35,000 to $39,999:
16 
$40,000 to $44,999:
12 
$45,000 to $49,999:
22 
$50,000 to $59,999:
33 
$60,000 to $74,999:
42 
$75,000 to $99,999:
42 
$100,000 to $124,999:
Householder 25 to 34 years:
2,779 
Less than $10,000:
72 
$10,000 to $14,999:
53 
$15,000 to $19,999:
104 
$20,000 to $24,999:
99 
$25,000 to $29,999:
118 
$30,000 to $34,999:
160 
$35,000 to $39,999:
195 
$40,000 to $44,999:
80 
$45,000 to $49,999:
89 
$50,000 to $59,999:
298 
$60,000 to $74,999:
350 
$75,000 to $99,999:
580 
$100,000 to $124,999:
284 
$125,000 to $149,999:
125 
$150,000 to $199,999:
67 
$200,000 or more:
105 
Householder 35 to 44 years:
4,244 
Less than $10,000:
167 
$10,000 to $14,999:
128 
$15,000 to $19,999:
98 
$20,000 to $24,999:
66 
$25,000 to $29,999:
168 
$30,000 to $34,999:
174 
$35,000 to $39,999:
213 
$40,000 to $44,999:
142 
$45,000 to $49,999:
168 
$50,000 to $59,999:
359 
$60,000 to $74,999:
530 
$75,000 to $99,999:
754 
$100,000 to $124,999:
514 
$125,000 to $149,999:
296 
$150,000 to $199,999:
291 
$200,000 or more:
176 
Householder 45 to 54 years:
3,769 
Less than $10,000:
127 
$10,000 to $14,999:
88 
$15,000 to $19,999:
35 
$20,000 to $24,999:
82 
$25,000 to $29,999:
47 
$30,000 to $34,999:
74 
$35,000 to $39,999:
94 
$40,000 to $44,999:
150 
$45,000 to $49,999:
98 
$50,000 to $59,999:
346 
$60,000 to $74,999:
399 
$75,000 to $99,999:
547 
$100,000 to $124,999:
451 
$125,000 to $149,999:
450 
$150,000 to $199,999:
525 
$200,000 or more:
256 
Householder 55 to 64 years:
2,540 
Less than $10,000:
67 
$10,000 to $14,999:
60 
$15,000 to $19,999:
32 
$20,000 to $24,999:
97 
$25,000 to $29,999:
88 
$30,000 to $34,999:
48 
$35,000 to $39,999:
64 
$40,000 to $44,999:
133 
$45,000 to $49,999:
81 
$50,000 to $59,999:
117 
$60,000 to $74,999:
292 
$75,000 to $99,999:
428 
$100,000 to $124,999:
318 
$125,000 to $149,999:
287 
$150,000 to $199,999:
267 
$200,000 or more:
161 
Householder 65 to 74 years:
2,035 
Less than $10,000:
143 
$10,000 to $14,999:
111 
$15,000 to $19,999:
106 
$20,000 to $24,999:
95 
$25,000 to $29,999:
135 
$30,000 to $34,999:
108 
$35,000 to $39,999:
101 
$40,000 to $44,999:
112 
$45,000 to $49,999:
85 
$50,000 to $59,999:
223 
$60,000 to $74,999:
177 
$75,000 to $99,999:
234 
$100,000 to $124,999:
195 
$125,000 to $149,999:
79 
$150,000 to $199,999:
73 
$200,000 or more:
58 
Householder 75 years and over:
1,512 
Less than $10,000:
197 
$10,000 to $14,999:
148 
$15,000 to $19,999:
90 
$20,000 to $24,999:
114 
$25,000 to $29,999:
93 
$30,000 to $34,999:
85 
$35,000 to $39,999:
92 
$40,000 to $44,999:
43 
$45,000 to $49,999:
65 
$50,000 to $59,999:
140 
$60,000 to $74,999:
175 
$75,000 to $99,999:
115 
$100,000 to $124,999:
65 
$125,000 to $149,999:
26 
$150,000 to $199,999:
21 
$200,000 or more:
43 

Family Income in 1999
Total:
12,032 
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Less than $10,000:
363 
$10,000 to $14,999:
286 
$15,000 to $19,999:
244 
$20,000 to $24,999:
351 
$25,000 to $29,999:
322 
$30,000 to $34,999:
395 
$35,000 to $39,999:
465 
$40,000 to $44,999:
370 
$45,000 to $49,999:
385 
$50,000 to $59,999:
1,045 
$60,000 to $74,999:
1,410 
$75,000 to $99,999:
1,963 
$100,000 to $124,999:
1,508 
$125,000 to $149,999:
1,105 
$150,000 to $199,999:
1,137 
$200,000 or more:
683 

Sex by Earnings in 1999 for the Population 16 Years and Over with Earnings
Total:
27,439 
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Male:
14,402 
$1 to $2,499 or loss:
713 
$2,500 to $4,999:
451 
$5,000 to $7,499:
426 
$7,500 to $9,999:
284 
$10,000 to $12,499:
516 
$12,500 to $14,999:
329 
$15,000 to $17,499:
454 
$17,500 to $19,999:
497 
$20,000 to $22,499:
490 
$22,500 to $24,999:
300 
$25,000 to $29,999:
922 
$30,000 to $34,999:
832 
$35,000 to $39,999:
804 
$40,000 to $44,999:
890 
$45,000 to $49,999:
553 
$50,000 to $54,999:
510 
$55,000 to $64,999:
1,147 
$65,000 to $74,999:
972 
$75,000 to $99,999:
1,628 
$100,000 or more:
1,684 
Female:
13,037 
$1 to $2,499 or loss:
834 
$2,500 to $4,999:
659 
$5,000 to $7,499:
765 
$7,500 to $9,999:
420 
$10,000 to $12,499:
627 
$12,500 to $14,999:
480 
$15,000 to $17,499:
673 
$17,500 to $19,999:
372 
$20,000 to $22,499:
642 
$22,500 to $24,999:
344 
$25,000 to $29,999:
1,111 
$30,000 to $34,999:
972 
$35,000 to $39,999:
872 
$40,000 to $44,999:
758 
$45,000 to $49,999:
506 
$50,000 to $54,999:
548 
$55,000 to $64,999:
805 
$65,000 to $74,999:
609 
$75,000 to $99,999:
668 
$100,000 or more:
372 

Poverty Status in 1999 by Age
Total:
45,778 
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Income in 1999 below poverty level:
3,555 
Under 5 years:
329 
5 years:
87 
6 to 11 years:
300 
12 to 17 years:
283 
18 to 64 years:
2,126 
65 to 74 years:
197 
75 years and over:
233 
Income in 1999 at or above poverty level:
42,223 
Under 5 years:
2,590 
5 years:
615 
6 to 11 years:
3,380 
12 to 17 years:
3,177 
18 to 64 years:
27,434 
65 to 74 years:
2,926 
75 years and over:
2,101 

Poverty Status in 1999 by Age by Household Type
Total: