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21st St Boulder CO Property Records
Residential Property Data Records on
21st St, Boulder, CO
We found
54
addresses on 21st St, Boulder, CO.
303 21st St
Boulder, CO 80302
Estimated Value
$1,569,000
Living Area
2,359 SqFt
Beds
3
Baths
2.5
Year Built
1971
Property Type
Single Family
Ownership Type
Related
APN
R0006899
Neighborhood
West Boulder
School District
Boulder Valley School District RE-2
340 21st St
Boulder, CO 80302
Estimated Value
$1,605,000
Living Area
2,095 SqFt
Beds
3
Baths
1.75
Year Built
1955
Property Type
Single Family
Ownership Type
Multiple
APN
R0004915
Neighborhood
West Boulder
School District
Boulder Valley School District RE-2
365 21st St
Boulder, CO 80302
Estimated Value
$1,293,000
Living Area
1,218 SqFt
Beds
3
Baths
1.5
Year Built
1954
Property Type
Single Family
Ownership Type
Individual
APN
R0008557
Neighborhood
West Boulder
School District
Boulder Valley School District RE-2
385 21st St
Boulder, CO 80302
Estimated Value
$997,000
Living Area
1,001 SqFt
Beds
2
Baths
1
Year Built
1954
Property Type
Single Family
Ownership Type
Individual
APN
R0006154
Neighborhood
West Boulder
School District
Boulder Valley School District RE-2
390 21st St
Boulder, CO 80302
Estimated Value
$1,463,000
Living Area
2,575 SqFt
Beds
4
Baths
2.75
Year Built
1955
Property Type
Single Family
Ownership Type
Individual
APN
R0008744
Neighborhood
West Boulder
School District
Boulder Valley School District RE-2
525 21st St
Boulder, CO 80302
Estimated Value
$1,333,000
Living Area
1,084 SqFt
Beds
2
Baths
1.75
Year Built
1950
Property Type
Single Family
Ownership Type
Individual
APN
R0001994
Neighborhood
West Boulder
School District
Boulder Valley School District RE-2
1551 21st St
Boulder, CO 80302
Estimated Value
$1,263,000
Living Area
1,272 SqFt
Beds
2
Baths
2.75
Year Built
1989
Property Type
Single Family
Ownership Type
Corporate
APN
R0108780
Neighborhood
Goss-Grove
School District
Boulder Valley School District RE-2
1770 21st St
Boulder, CO 80302
Assessed Value
$383,844
Living Area
5,831 SqFt
Beds
21
Baths
21
Year Built
1972
Property Type
County Owned
Ownership Type
Corporate
APN
R0001821
Neighborhood
Goss-Grove
School District
Boulder Valley School District RE-2
1955 21st St #5
Boulder, CO 80302
Estimated Value
$1,630,000
Living Area
1,821 SqFt
Beds
2
Baths
3.5
Year Built
1998
Property Type
Condominium
Ownership Type
Trust
APN
R0142181
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
1965 21st St #6
Boulder, CO 80302
Estimated Value
$1,847,000
Living Area
1,727 SqFt
Beds
2
Baths
2.25
Year Built
1998
Property Type
Condominium
Ownership Type
Related
APN
R0142182
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2015 21st St #A
Boulder, CO 80302
Estimated Value
$1,649,000
Living Area
1,466 SqFt
Beds
3
Baths
2.25
Year Built
2014
Property Type
Condominium
Ownership Type
Corporate
APN
R0604592
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2015 21st St #B
Boulder, CO 80302
Estimated Value
$1,633,000
Living Area
1,328 SqFt
Beds
3
Baths
2.25
Year Built
2014
Property Type
Condominium
Ownership Type
Corporate
APN
R0604593
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2015 21st St #C
Boulder, CO 80302
Estimated Value
$1,619,000
Living Area
1,340 SqFt
Beds
3
Baths
2.25
Year Built
2014
Property Type
Condominium
Ownership Type
Trust
APN
R0604594
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2015 21st St #D
Boulder, CO 80302
Estimated Value
$1,634,000
Living Area
1,340 SqFt
Beds
3
Baths
2.25
Year Built
2014
Property Type
Condominium
Ownership Type
Individual
APN
R0604595
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2015 21st St #E
Boulder, CO 80302
Estimated Value
$1,548,000
Living Area
1,340 SqFt
Beds
3
Baths
2.25
Year Built
2014
Property Type
Condominium
Ownership Type
Related
APN
R0604596
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2170 21st St
Boulder, CO 80302
Purchase Price
$105,300
Living Area
1,856 SqFt
Beds
4
Baths
2
Year Built
1955
Property Type
Duplex 2 Units
Ownership Type
Corporate
APN
R0000966
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2220 21st St
Boulder, CO 80302
Estimated Value
$1,331,000
Living Area
1,613 SqFt
Beds
2
Baths
1
Year Built
1981
Property Type
Single Family
Ownership Type
Related
APN
R0090421
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2222 21st St
Boulder, CO 80302
Estimated Value
$1,866,000
Living Area
2,083 SqFt
Beds
4
Baths
2.25
Year Built
1993
Property Type
Single Family
Ownership Type
Related
APN
R0129096
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2225 21st St
Boulder, CO 80302
Estimated Value
$954,000
Living Area
940 SqFt
Beds
2
Baths
1
Year Built
1924
Property Type
Single Family
Ownership Type
Individual
APN
R0004180
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2321 21st St
Boulder, CO 80304
Estimated Value
$2,027,000
Living Area
1,740 SqFt
Beds
3
Baths
1.75
Year Built
1915
Property Type
Single Family
Ownership Type
Multiple
APN
R0089661
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2327 21st St
Boulder, CO 80304
Estimated Value
$1,885,000
Living Area
2,186 SqFt
Beds
3
Baths
2.75
Year Built
1920
Property Type
Single Family
Ownership Type
Related
APN
R0002361
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2333 21st St
Boulder, CO 80304
Estimated Value
$1,836,000
Living Area
2,054 SqFt
Beds
3
Baths
2
Year Built
1920
Property Type
Single Family
Ownership Type
Individual
APN
R0000334
Neighborhood
Whittier
School District
Boulder Valley School District RE-2
2800 21st St
Boulder, CO 80304
Estimated Value
$1,424,000
Living Area
2,168 SqFt
Beds
4
Baths
2.25
Year Built
1957
Property Type
Single Family
Ownership Type
Multiple
APN
R0007314
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2801 21st St
Boulder, CO 80304
Estimated Value
$949,000
Living Area
1,359 SqFt
Beds
3
Baths
1.5
Year Built
1955
Property Type
Single Family
Ownership Type
Related
APN
R0002700
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2810 21st St
Boulder, CO 80304
Estimated Value
$1,035,000
Living Area
1,629 SqFt
Beds
3
Baths
1
Year Built
1956
Property Type
Single Family
Ownership Type
Related
APN
R0008219
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2811 21st St
Boulder, CO 80304
Estimated Value
$1,018,000
Living Area
1,859 SqFt
Beds
4
Baths
1.75
Year Built
1956
Property Type
Single Family
Ownership Type
Related
APN
R0005774
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2820 21st St
Boulder, CO 80304
Estimated Value
$1,663,000
Living Area
2,514 SqFt
Beds
3
Baths
2.75
Year Built
1955
Property Type
Single Family
Ownership Type
Related
APN
R0005988
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2821 21st St
Boulder, CO 80304
Estimated Value
$962,000
Living Area
1,175 SqFt
Beds
2
Baths
1.5
Year Built
1955
Property Type
Single Family
Ownership Type
Individual
APN
R0004468
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2840 21st St
Boulder, CO 80304
Estimated Value
$1,175,000
Living Area
1,175 SqFt
Beds
3
Baths
1.75
Year Built
1955
Property Type
Single Family
Ownership Type
Individual
APN
R0002498
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2841 21st St
Boulder, CO 80304
Estimated Value
$920,000
Living Area
1,395 SqFt
Beds
2
Baths
1.5
Year Built
1955
Property Type
Single Family
Ownership Type
Individual
APN
R0007376
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2860 21st St
Boulder, CO 80304
Estimated Value
$1,019,000
Living Area
1,195 SqFt
Beds
3
Baths
1.5
Year Built
1956
Property Type
Single Family
Ownership Type
Related
APN
R0004111
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2861 21st St
Boulder, CO 80304
Estimated Value
$939,000
Living Area
1,303 SqFt
Beds
2
Baths
1
Year Built
1955
Property Type
Single Family
Ownership Type
Related
APN
R0002494
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2880 21st St
Boulder, CO 80304
Estimated Value
$1,622,000
Living Area
2,082 SqFt
Beds
3
Baths
3
Year Built
1955
Property Type
Single Family
Ownership Type
Related
APN
R0001358
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2881 21st St
Boulder, CO 80304
Estimated Value
$1,827,000
Living Area
3,220 SqFt
Beds
3
Baths
3
Year Built
1955
Property Type
Single Family
Ownership Type
Trust
APN
R0007865
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2891 21st St
Boulder, CO 80304
Estimated Value
$1,046,000
Living Area
1,535 SqFt
Beds
3
Baths
1.5
Year Built
1955
Property Type
Single Family
Ownership Type
Trust
APN
R0000982
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2900 21st St
Boulder, CO 80304
Estimated Value
$1,083,000
Living Area
1,375 SqFt
Beds
4
Baths
1.5
Year Built
1955
Property Type
Single Family
Ownership Type
Individual
APN
R0009047
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2901 21st St
Boulder, CO 80304
Estimated Value
$991,000
Living Area
1,050 SqFt
Beds
3
Baths
1
Year Built
1956
Property Type
Single Family
Ownership Type
Individual
APN
R0003668
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2920 21st St
Boulder, CO 80304
Estimated Value
$1,759,000
Living Area
2,690 SqFt
Beds
3
Baths
1.75
Year Built
1956
Property Type
Single Family
Ownership Type
Related
APN
R0000734
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2921 21st St
Boulder, CO 80304
Estimated Value
$1,092,000
Living Area
2,387 SqFt
Beds
3
Baths
2.5
Year Built
1957
Property Type
Single Family
Ownership Type
Related
APN
R0008691
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2940 21st St
Boulder, CO 80304
Estimated Value
$1,022,000
Living Area
1,050 SqFt
Beds
3
Baths
1.5
Year Built
1957
Property Type
Single Family
Ownership Type
Individual
APN
R0005175
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2941 21st St
Boulder, CO 80304
Estimated Value
$1,005,000
Living Area
1,075 SqFt
Beds
2
Baths
1
Year Built
1956
Property Type
Single Family
Ownership Type
Related
APN
R0000795
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2960 21st St
Boulder, CO 80304
Estimated Value
$1,096,000
Living Area
1,053 SqFt
Beds
3
Baths
1.75
Year Built
1957
Property Type
Single Family
Ownership Type
Individual
APN
R0005286
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2961 21st St
Boulder, CO 80304
Estimated Value
$943,000
Living Area
1,075 SqFt
Beds
3
Baths
1
Year Built
1957
Property Type
Single Family
Ownership Type
Related
APN
R0002258
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2970 21st St
Boulder, CO 80304
Estimated Value
$2,278,000
Living Area
2,467 SqFt
Beds
4
Baths
2.75
Year Built
1956
Property Type
Single Family
Ownership Type
Related
APN
R0008293
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2980 21st St
Boulder, CO 80304
Estimated Value
$2,070,000
Living Area
2,607 SqFt
Beds
5
Baths
2.75
Year Built
1956
Property Type
Single Family
Ownership Type
Related
APN
R0004682
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2990 21st St
Boulder, CO 80304
Estimated Value
$1,014,000
Living Area
1,475 SqFt
Beds
3
Baths
1.5
Year Built
1959
Property Type
Single Family
Ownership Type
Individual
APN
R0006437
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
2991 21st St
Boulder, CO 80304
Estimated Value
$1,056,000
Living Area
1,375 SqFt
Beds
4
Baths
2
Year Built
1956
Property Type
Single Family
Ownership Type
Individual
APN
R0004791
Neighborhood
Old North Boulder
School District
Boulder Valley School District RE-2
3621 21st St
Boulder, CO 80304
Estimated Value
$9,516,000
Living Area
7,105 SqFt
Beds
4
Baths
4.25
Year Built
2021
Property Type
Single Family
Ownership Type
Corporate
APN
R0004965
Neighborhood
Carolyn Heights
School District
Boulder Valley School District RE-2
3629 21st St
Boulder, CO 80304
Estimated Value
$3,621,000
Living Area
5,733 SqFt
Beds
5
Baths
4
Year Built
1987
Property Type
Single Family
Ownership Type
Related
APN
R0105368
Neighborhood
Carolyn Heights
School District
Boulder Valley School District RE-2
3630 21st St
Boulder, CO 80304
Estimated Value
$3,438,000
Living Area
4,702 SqFt
Beds
3
Baths
4.25
Year Built
1966
Property Type
Single Family
Ownership Type
Related
APN
R0003734
Neighborhood
Carolyn Heights
School District
Boulder Valley School District RE-2
3631 21st St
Boulder, CO 80304
Estimated Value
$4,018,000
Living Area
6,555 SqFt
Beds
5
Baths
4.25
Year Built
1992
Property Type
Single Family
Ownership Type
Individual
APN
R0105366
Neighborhood
Carolyn Heights
School District
Boulder Valley School District RE-2
3633 21st St
Boulder, CO 80304
Estimated Value
$6,253,000
Living Area
6,785 SqFt
Beds
7
Baths
4.25
Year Built
1987
Property Type
Single Family
Ownership Type
Individual
APN
R0004105
Neighborhood
Carolyn Heights
School District
Boulder Valley School District RE-2
3639 21st St
Boulder, CO 80304
Estimated Value
$5,934,000
Living Area
7,666 SqFt
Beds
4
Baths
5.25
Year Built
2007
Property Type
Single Family
Ownership Type
Related
APN
R0105364
Neighborhood
Carolyn Heights
School District
Boulder Valley School District RE-2
3865 21st St
Boulder, CO 80304
Estimated Value
$1,037,000
Living Area
1,054 SqFt
Beds
3
Baths
1
Year Built
1957
Property Type
Single Family
Ownership Type
Related
APN
R0033318
Neighborhood
Orchard Park
School District
Boulder Valley School District RE-2
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Investment Properties near on
21st St, Boulder, CO
2295 Dartmouth Ave
Boulder, CO 80305
Estimated Value
$1,605,000
Living Area
2,725 SqFt
Beds
3
Baths
3.25
Year Built
1959
Property Type
Single Family
Ownership Type
Individual
APN
R0003080
Neighborhood
Highland Park
School District
Boulder Valley School District RE-2
3000 Denton Ave
Boulder, CO 80303
Estimated Value
$712,000
Living Area
912 SqFt
Beds
3
Baths
1.5
Year Built
1960
Property Type
Single Family
Ownership Type
Corporate
APN
R0013797
Neighborhood
East Aurora
School District
Boulder Valley School District RE-2
125 S 36th St
Boulder, CO 80305
Estimated Value
$752,000
Living Area
1,040 SqFt
Beds
2
Baths
1
Year Built
1955
Property Type
Single Family
Ownership Type
Individual
APN
R0013248
Neighborhood
Martin Acres
School District
Boulder Valley School District RE-2
1085 Broadway #18
Boulder, CO 80302
Estimated Value
$468,000
Living Area
420 SqFt
Beds
1
Baths
1
Year Built
1988
Property Type
Condominium
Ownership Type
Multiple
APN
R0106611
Neighborhood
University Place
School District
Boulder Valley School District RE-2
1625 Mariposa Ave
Boulder, CO 80302
Estimated Value
$2,098,000
Living Area
2,340 SqFt
Beds
2
Baths
2.25
Year Built
1950
Property Type
Single Family
Ownership Type
Corporate
APN
R0003439
Neighborhood
West Boulder
School District
Boulder Valley School District RE-2
540 Hartford Dr
Boulder, CO 80305
Estimated Value
$1,150,000
Living Area
1,341 SqFt
Beds
3
Baths
1.75
Year Built
1963
Property Type
Single Family
Ownership Type
Related
APN
R0014189
Neighborhood
Table Mesa
School District
Boulder Valley School District RE-2
2245 Hillsdale Cir
Boulder, CO 80305
Estimated Value
$2,577,000
Living Area
4,486 SqFt
Beds
5
Baths
4.5
Year Built
2013
Property Type
Single Family
Ownership Type
Related
APN
R0009989
Neighborhood
Table Mesa
School District
Boulder Valley School District RE-2
2141 Baseline Rd #4
Boulder, CO 80302
Estimated Value
$545,000
Living Area
1,198 SqFt
Beds
2
Baths
1.5
Year Built
1973
Property Type
Condominium
Ownership Type
Individual
APN
R0076300
Neighborhood
University Place
School District
Boulder Valley School District RE-2
2590 Vassar Dr
Boulder, CO 80305
Estimated Value
$1,497,000
Living Area
2,296 SqFt
Beds
4
Baths
1.75
Year Built
1963
Property Type
Single Family
Ownership Type
Related
APN
R0011834
Neighborhood
Table Mesa
School District
Boulder Valley School District RE-2
2830 E College Ave #1
Boulder, CO 80303
Estimated Value
$440,000
Living Area
604 SqFt
Beds
1
Baths
1
Year Built
2008
Property Type
Condominium
Ownership Type
Individual
APN
R0515529
Neighborhood
Central Boulder
School District
Boulder Valley School District RE-2
2007 Mariposa Ave
Boulder, CO 80302
Estimated Value
$2,093,000
Living Area
2,835 SqFt
Beds
3
Baths
3
Year Built
1948
Property Type
Single Family
Ownership Type
Related
APN
R0006068
Neighborhood
West Boulder
School District
Boulder Valley School District RE-2
2801 Pennsylvania Ave #306
Boulder, CO 80303
Estimated Value
$1,364,000
Living Area
1,723 SqFt
Beds
2
Baths
2.25
Year Built
2007
Property Type
Condominium
Ownership Type
Trust
APN
R0515657
Neighborhood
Central Boulder
School District
Boulder Valley School District RE-2
885 Lincoln Pl
Boulder, CO 80302
Estimated Value
$1,447,000
Living Area
2,150 SqFt
Beds
3
Baths
2
Year Built
1951
Property Type
Single Family
Ownership Type
Related
APN
R0002191
Neighborhood
University Place
School District
Boulder Valley School District RE-2
350 15th St
Boulder, CO 80302
Estimated Value
$3,350,000
Living Area
4,383 SqFt
Beds
5
Baths
5
Year Built
2015
Property Type
Single Family
Ownership Type
Related
APN
R0605074
Neighborhood
West Boulder
School District
Boulder Valley School District RE-2
335 30th St
Boulder, CO 80305
Estimated Value
$729,000
Living Area
1,008 SqFt
Beds
3
Baths
1
Year Built
1954
Property Type
Single Family
Ownership Type
Related
APN
R0002854
Neighborhood
Highland Park
School District
Boulder Valley School District RE-2
1820 Deer Valley Rd
Boulder, CO 80305
Estimated Value
$4,261,000
Living Area
4,519 SqFt
Beds
4
Baths
4.75
Year Built
2000
Property Type
Single Family
Ownership Type
Multiple
APN
R0008686
Neighborhood
Southwest Boulder
School District
Boulder Valley School District RE-2
Streets Near
21st St, Boulder, CO
Street
Properties
Avg. Beds
Avg. Baths
Avg. Property Value
Avg. Property Size
Last Sale Date
20th St
216
3
2
$825,355
1,969 Sq.Ft.
5/1/2025
29th St
264
3
2
$557,058
9,810 Sq.Ft.
2/21/2025
Arapahoe Ave
895
4
3
$978,774
4,679 Sq.Ft.
5/23/2025
Aurora Ave
195
8
6
$989,638
3,665 Sq.Ft.
4/24/2025
College Ave
244
3
3
$1,034,480
2,069 Sq.Ft.
5/22/2025
Colorado Ave
222
3
2
$586,344
7,932 Sq.Ft.
5/1/2025
Ithaca Dr
163
4
2
$1,336,272
2,040 Sq.Ft.
4/30/2025
Madison Ave
250
2
1
$362,935
1,072 Sq.Ft.
5/22/2025
Marine St
165
6
4
$1,598,941
3,282 Sq.Ft.
8/21/2024
Shadow Creek Dr
207
2
1
$509,686
865 Sq.Ft.
1/10/2025
Additional Questions?
Looking for off-market properties in Boulder, CO?
Traditional methods include networking with contractors, scouting neighborhoods ("driving for dollars"), or purchasing leads from wholesalers can be tedious. PropertyReach streamlines this process with predictive analytics and neighborhood benchmarks, using Boulder, CO property records and MLS failed listings to refine your search. Effortlessly compare properties, access owner contact details, and secure the best off-market deals at the right price.
What is the median home value in Boulder, CO?
The median home value in Boulder, CO is $1,072,000, with an average home value of $1,282,700. The average price per square foot for homes in the area is $320.39.
How Can I Find Pre-foreclosures or Distressed Properties in Boulder, CO?
Foreclosures and distressed properties in Boulder, CO can be found through public records, foreclosure notices, and auction announcements from the county clerk or sheriff’s office. PropertyReach streamlines this by aggregating public and MLS data, making it easier to identify distressed properties and connect with owners directly.
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