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2001 Supplementary Survey Profile
Prince William County
Supplementary Survey 2001 Logo

TABLE 4. PROFILE OF SELECTED HOUSING CHARACTERISTICS
  Estimate Lower
Bound
Upper
Bound
Total housing units
103,842
*****
*****
UNITS IN STRUCTURE
1-unit, detached
53,581
49,179
57,983
1-unit, attached
30,926
26,525
35,327
2 units
545
0
1,175
3 or 4 units
2,096
672
3,520
5 to 9 units
3,656
1,816
5,496
10 to 19 units
8,062
5,528
10,596
20 or more units
3,013
1,995
4,031
Mobile home
1,963
666
3,260
Boat, RV, van, etc.
0
0
515
 
YEAR STRUCTURE BUILT
1999 or later
4,807
2,593
7,021
1995 to 1998
11,529
8,485
14,573
1990 to 1994
13,761
10,895
16,627
1980 to 1989
28,181
24,515
31,847
1970 to 1979
28,438
24,367
32,509
1960 to 1969
9,330
6,834
11,826
1950 to 1959
4,452
2,988
5,916
1940 to 1949
2,293
508
4,078
1939 or earlier
1,051
0
2,244
 
ROOMS
1 room
520
0
1,081
2 rooms
1,255
352
2,158
3 rooms
4,265
2,628
5,902
4 rooms
9,697
6,925
12,469
5 rooms
13,942
10,558
17,326
6 rooms
16,178
12,692
19,664
7 rooms
18,799
15,149
22,449
8 rooms
19,546
15,700
23,392
9 rooms or more
19,640
16,312
22,968
Median (rooms)
6.8
6.5
7.1
 
Occupied housing units
100,780
98,605
102,955
YEAR HOUSEHOLDER MOVED INTO UNIT
2000 or later
27,230
23,381
31,079
1995 to 1999
35,042
30,800
39,284
1990 to 1994
16,694
13,480
19,908
1980 to 1989
14,621
12,186
17,056
1970 to 1979
4,947
3,285
6,609
1969 or earlier
2,246
1,132
3,360
 
VEHICLES AVAILABLE
No vehicles available
2,183
1,061
3,305
1
27,064
22,522
31,606
2
46,223
41,801
50,645
3 or more
25,310
20,870
29,750
 
HOUSE HEATING FUEL
Utility gas
47,909
43,570
52,249
Bottled, tank, or LP gas
2,578
1,232
3,924
Electricity
44,446
39,534
49,358
Fuel oil, kerosene, etc.
3,859
2,546
5,172
Coal or coke
0
0
515
Wood
1,161
158
2,164
Solar energy
0
0
515
Other fuel
827
0
1,807
No fuel used
0
0
515
 
SELECTED CHARACTERISTICS
Lacking complete plumbing facilities
0
0
515
Lacking complete kitchen facilities
311
0
813
No telephone service available
0
0
515
 
OCCUPANTS PER ROOM
1.00 or less
98,106
95,398
100,814
1.01 to 1.50
2,507
923
4,091
1.51 or more
167
0
439
 
Specified owner-occupied units
68,466
64,849
72,083
VALUE
Less than $50,000
0
0
515
$50,000 to $99,999
4,141
2,265
6,017
$100,000 to $149,999
27,131
23,633
30,629
$150,000 to $199,999
13,821
11,155
16,487
$200,000 to $299,999
16,148
12,604
19,692
$300,000 to $499,999
6,432
4,607
8,257
$500,000 to $999,999
793
156
1,430
$1,000,000 or more
0
0
515
Median (dollars)
158,198
150,012
166,384
 
MORTGAGE STATUS AND SELECTED MONTHLY OWNER COSTS
Housing units with a mortgage
62,473
58,648
66,298
Less than $300
0
0
515
$300 to $499
478
0
1,036
$500 to $699
1,064
0
2,450
$700 to $999
5,352
3,450
7,254
$1,000 to $1,499
30,122
25,952
34,292
$1,500 to $1,999
14,395
10,988
17,802
$2,000 or more
11,062
8,896
13,228
Median (dollars)
1,397
1,339
1,455
Housing units without a mortgage
5,993
4,447
7,539
Less than $100
0
0
515
$100 to $199
468
0
1,001
$200 to $299
1,122
314
1,931
$300 to $399
1,376
406
2,346
$400 or more
3,027
1,677
4,377
Median (dollars)
402
333
471
 
SELECTED MONTHLY OWNER COSTS AS A PERCENTAGE OF HOUSEHOLD INCOME
Housing unit with a mortgage
62,473
58,648
66,298
Less than 20 percent
24,615
20,861
28,369
20.0 to 24.9 percent
10,248
7,837
12,659
25.0 to 29.9 percent
7,771
5,603
9,939
30.0 to 34.9 percent
5,940
4,054
7,826
35.0 percent or more
13,899
10,870
16,928
Not computed
0
0
515
Housing unit without a mortgage
5,993
4,447
7,539
Less than 10 percent
3,485
2,104
4,866
10.0 to 14.9 percent
969
151
1,787
15.0 to 19.9 percent
726
145
1,307
20.0 to 24.9 percent
307
0
665
25.0 to 29.9 percent
0
0
515
30.0 to 34.9 percent
0
0
515
35.0 percent or more
506
0
1,054
Not computed
0
0
515
 
Specified renter-occupied units
26,233
22,892
29,574
GROSS RENT
Less than $200
0
0
515
$200 to $299
0
0
515
$300 to $499
169
0
459
$500 to $749
2,175
971
3,380
$750 to $999
10,255
7,146
13,364
$1,000 to $1,499
8,652
6,037
11,267
$1,500 or more
2,065
941
3,189
No cash rent
2,917
1,231
4,603
Median (dollars)
985
945
1,025
 
GROSS RENT AS A PERCENTAGE OF HOUSEHOLD INCOME
Less than 15 percent
2,371
1,137
3,605
15.0 to 19.9 percent
4,498
2,386
6,610
20.0 to 24.9 percent
6,257
4,132
8,382
25.0 to 29.9 percent
2,282
947
3,617
30.0 to 34.9 percent
1,745
691
2,799
35.0 percent or more
6,163
3,845
8,481
Not computed
2,917
1,231
4,603

The 2001 Supplementary Survey universe is limited to the household population and excludes the population living in institutions, college dormitories, and other group quarters. Data are based on a sample and are subject to sampling variability. The degree of uncertainty for an estimate is represented through the use of a confidence interval. The confidence interval computed here is a 90 percent confidence interval and can be interpreted roughly as providing 90 percent certainty that the true number falls between the lower and upper bounds.

1. An '*' entry in the lower and upper bound columns indicates that too few sample observations were available to compute a standard error and thus the lower and upper bounds. A statistical test is not appropriate.
2. An '**' entry in the lower and upper bound columns indicates that no sample observations were available to compute a standard error and thus the lower and upper bounds. A statistical test is not appropriate.
3. An '-' entry in the estimate column indicates that no sample observations were available to compute an estimate.
4. An '-' following a median estimate means the median falls in the lowest interval of an open-ended distribution.
5. An '+' following a median estimate means the median falls in the upper interval of an open-ended distribution.
6. An '***' entry in the lower and upper bound columns indicates that the median falls in the lowest interval or upper interval of an open-ended distribution. A statistical test is not appropriate.
7. An '*****' entry in the lower and upper bound columns indicates that the estimate is controlled. A statistical test is not appropriate.
8. An 'N' entry in the estimate, lower bound, and upper bound columns indicates that data for this geographic area cannot be displayed because the number of sample cases is too small.

Source: U.S. Census Bureau  |  American Community Survey Office  |  Page Last Modified: August 23, 2007