1101 17TH ST NW
Office (large) · Washington · 20036
At a glance
1101 17TH ST NW in Washington, DC is listed on the Washington, DC property roll as “Office (large)”, SSL 01830857. The roll records 330,550 sq ft of building area, a 1964 build year and an assessed value of $52,552,850. 12 active business locations at this address appear in public records.
The building's own benchmarking filing
Energy performance
From the building's own filing under its city's benchmarking ordinance. An ENERGY STAR score of 75 or above means the building outperforms three quarters of comparable buildings nationally. It is a self-reported figure, verified by the city only to the extent the ordinance requires.
Public record — 12 matched business locations
Tenants & business locations
| Company | Suite / floor | Since | Source | Match |
|---|---|---|---|---|
| N/A | — | Jan 2027 | DC business licence | folio match · high |
| SYMPARK | — | Apr 2026 | DC business licence | folio match · high |
| TENSQUARE LLC. | 1006 | Mar 2026 | DC business licence | folio match · high |
| Limbic Systems, Inc. | 200 | Mar 2026 | DC business licence | folio match · high |
| States United Democracy Center Inc. | — | Jan 2026 | DC business licence | folio match · high |
| CITY PLACE CAFE | — | Aug 2025 | DC business licence | folio match · high |
| LAKE RESEARCH PARTNERS INC. | 301 | Jul 2025 | DC business licence | folio match · high |
| PERSONAL CARE PRODUCTS COUNCIL FOUNDATION | 300 | May 2025 | DC business licence | folio match · high |
| US-ASEAN BUSINESS COUNCIL INC | 411 | Apr 2025 | DC business licence | folio match · high |
| ASSOCIATION OF COMMUNITY COLLEGE TRUSTEES | 300 | Feb 2025 | DC business licence | folio match · high |
| WESSEL GROUP, INC. (THE) | — | Jan 2023 | DC business licence | folio match · high |
| CLAREMONT MCKENNA COLLEGE | — | Dec 2022 | DC business licence | folio match · high |
Washington, DC assessment roll
Parcel record
| Field | Value |
|---|---|
| SSL | 01830857 |
| Site address | 1101 17TH ST NW |
| Land use (DOR) | 052 — Office (large) |
| Building area (actual) | 330,550 sq ft |
| Floors / units / buildings | — / — / — |
| Lot size | 21,511 sq ft |
| Year built | 1964 |
| Zoning (primary) | — |
| Land value | — |
| Building value | — |
| Total assessed value | $52,552,850 |
Recorded owner (assessment roll)
CESC 1101 17TH STREET LIMITED PARTNERSHIP
CESC 1101 17TH STREET L.P.
Owner mailing address: 4747 BETHESDA AVE STE 200, BETHESDA, MD, 20814
6 Washington office properties share this owner mailing address →
Commercial property is usually held one building per entity; a shared mailbox is how the roll reveals a portfolio. It is evidence of common ownership, not proof.
Location
- Address
- 1101 17TH ST NW
- City
- Washington
- ZIP
- 20036
Within ~650 m
Nearby office buildings
No other office parcels within ~650 m.
How does 1101 17TH ST NW compare with other Washington office buildings?
At 330,550 sq ft, 1101 17TH ST NW is about 3 times the size of the average office building on the Washington, DC roll, which comes to 120,450 sq ft across 1,761 buildings.
Its assessed value works out to $159 per square foot of building area, against $370 across all office floor area on the roll.
Does the owner of 1101 17TH ST NW hold other Washington office property?
6 Washington office properties (6 parcels, 1.6M sq ft) are recorded to 6 owner entities sharing this parcel's tax-bill mailing address. A shared mailing address is evidence of common ownership, not proof of it.
What has happened at 1101 17TH ST NW recently?
The building files energy-benchmarking disclosures — 1 report year are matched to this parcel.
What does “Office (large)” mean for this parcel?
The Washington, DC roll classifies SSL 01830857 as “Office (large)” (use code 052). BuildingCensus includes a parcel in its office census when the roll gives it an office-class use, so the label is the county's, not an inference.
Frequently asked questions
Who owns 1101 17TH ST NW?
The recorded owner on the Washington, DC assessment roll (current) is CESC 1101 17TH STREET LIMITED PARTNERSHIP, CESC 1101 17TH STREET L.P.. Owner mailing address on file: 4747 BETHESDA AVE STE 200, BETHESDA, MD, 20814.
What companies have offices at 1101 17TH ST NW?
12 active business locations at this building appear in Washington, DC public records, including N/A, SYMPARK, TENSQUARE LLC., Limbic Systems, Inc., States United Democracy Center Inc.. Public records under-count tenants that don't hold a local receipt or register the address.
How big is 1101 17TH ST NW?
The Washington, DC roll records 330,550 sq ft of building area, a build year of 1964. It sits on a 21,511 sq ft lot.
What is the assessed value of 1101 17TH ST NW?
$52,552,850 on the Washington, DC roll. Assessed values are taxable-roll figures, not market prices.
What is the SSL for 1101 17TH ST NW?
SSL 01830857, site address 1101 17TH ST NW, Washington. It is the key to look the parcel up in the Integrated Tax System public extract (Washington, DC).
More around 1101 17TH ST NW
Everything here comes from public records, and public records go stale. If you know better, say so.
Data provenance — public records only
- Washington, DC — Integrated Tax System public extract (owner names, mailing addresses, assessments), CAMA commercial and daily sales tables, Basic Business Licenses (suite-level premises; the universal catch-all licence was repealed Oct 2025, thinning the roll thereafter), and DOEE energy benchmarking.
Every fact on this page is drawn from the government records above — no listing sites, no scraped platforms, no third-party images. Facts from public records are uncopyrightable; each tenancy row carries its source and match confidence. Records can lag reality — a business-tax receipt or registration at an address is evidence of occupancy, not a lease confirmation.
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Dataset updated . Source: Washington, DC assessment roll, SSL 01830857.
About this data
Source: Integrated Tax System public extract (Washington, DC), as published September 20, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “1101 17TH ST NW, Washington, DC (SSL 01830857)”, https://buildingcensus.com/offices/dc/office-building-bc912ab9 (data as of September 20, 2026).