Loudoun County, VA ZIP Codes
20 ZIP codes cover all or part of Loudoun County, Virginia. The Census Bureau counts 432,998 residents in the county, with a median household income of $181,765 and a median home value of $743,800. Median household income ranges from $114,219 in 20135 to $233,494 in 20148. Its largest communities include Leesburg, Ashburn, South Riding, Sterling and Brambleton.
Loudoun County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 432,998 |
| Households | 143,032 |
| Median household income | $181,765 |
| Median home value | $743,800 |
| Median age | 38.2 |
| Median rent | $2,386 |
All 20 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 477,929 |
| Households (sum of ZIP codes) | 158,527 |
| Median household income, range across ZIP codes | $114,219 (20135) to $233,494 (20148) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $178,853 |
| Homeowners | 77.7% |
| Households with kids under 18 | 44.3% |
| Moved in the past year | 10.8% |
| Carrier routes in EDDM2GO's route library | 295 routes, 170,361 homes (20 of 20 ZIP codes) |
Top facts
- Highest median household income in Loudoun County: 20148 ($233,494)
- Most residents: 20147 (67,692 people)
- Highest homeownership: 20180 (95.3% own their home)
- Most households with kids: 20105 (69.3% of households)
- Most new movers: 20166 (15.0% moved in last year)
- Youngest median age: 20166 (34.0 years)
- Highest median home value: 20197 ($1,080,200)
Every ZIP code in Loudoun County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 20147 | Ashburn | 67,692 | 25,178 | $163,904 | $718,500 | 67.9% | 36.7% | 12.1% | 45 | 29,637 | 100% of its land |
| 20148 | Ashburn | 64,021 | 20,839 | $233,494 | $873,700 | 81.9% | 56.3% | 11.1% | 36 | 23,643 | 100% of its land |
| 20176 | Leesburg | 51,471 | 16,720 | $168,299 | $747,100 | 78.3% | 41.8% | 8.6% | 34 | 19,414 | 100% of its land |
| 20164 | Sterling | 43,436 | 12,806 | $135,660 | $544,300 | 75.1% | 42.4% | 10.8% | 22 | 14,124 | 100% of its land |
| 20120 | Centreville | 42,896 | 14,578 | $152,563 | $648,700 | 75.4% | 36.9% | 10.8% | 22 | 15,027 | 10% of its land |
| 20105 | Aldie | 37,639 | 10,830 | $219,123 | $858,900 | 90.2% | 69.3% | 8.5% | 20 | 12,250 | 100% of its land |
| 20152 | Chantilly | 36,674 | 11,047 | $197,156 | $766,200 | 84.5% | 54.2% | 9.2% | 21 | 11,996 | 100% of its land |
| 20175 | Leesburg | 34,733 | 12,240 | $174,854 | $780,600 | 74.8% | 40.6% | 11.7% | 24 | 13,777 | 100% of its land |
| 20165 | Sterling | 34,088 | 11,939 | $183,076 | $704,800 | 77.6% | 37.9% | 14.1% | 19 | 12,662 | 100% of its land |
| 20132 | Purcellville | 19,817 | 6,381 | $181,875 | $776,300 | 92.9% | 40.1% | 12.0% | 13 | 6,739 | 100% of its land |
| 20166 | Sterling | 14,949 | 5,473 | $133,401 | $618,800 | 49.5% | 43.4% | 15.0% | 14 | 9,240 | 100% of its land |
| 20141 | Round Hill | 8,359 | 2,553 | $210,563 | $736,700 | 92.5% | 50.8% | 8.0% | 6 | 2,775 | 100% of its land |
| 20180 | Lovettsville | 7,531 | 2,525 | $151,483 | $664,400 | 95.3% | 34.1% | 9.3% | 6 | 3,050 | 100% of its land |
| 20158 | Hamilton | 4,979 | 1,580 | $211,522 | $765,800 | 82.2% | 34.4% | 4.8% | 3 | 1,628 | 100% of its land |
| 20135 | Bluemont | 3,585 | 1,389 | $114,219 | $573,500 | 91.6% | 28.0% | 6.2% | 3 | 1,354 | 39% of its land |
| 20117 | Middleburg | 2,790 | 1,263 | $146,120 | $937,100 | 73.4% | 16.4% | 11.5% | 2 | 1,198 | 89% of its land |
| 20197 | Waterford | 1,825 | 671 | $190,703 | $1,080,200 | 85.7% | 29.8% | 5.8% | 2 | 843 | 100% of its land |
| 20184 | Upperville | 635 | 246 | $50,278 | — | 27.2% | 23.6% | 0.0% | 1 | 290 | 56% of its land |
| 20129 | Paeonian Springs | 538 | 162 | $250,000+ | $1,238,300 | 92.6% | 16.7% | 1.9% | 1 | 261 | 100% of its land |
| 20130 | Paris | 271 | 107 | $92,560 | $784,700 | 47.7% | 23.4% | 27.2% | 1 | 160 | 23% of its land |
A ZIP code is listed for Loudoun County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Leesburg — 49,171 residents · 2 ZIP codes
- Ashburn — 46,026 residents · 3 ZIP codes
- South Riding — 34,352 residents · 1 ZIP code
- Sterling — 32,411 residents · 3 ZIP codes
- Brambleton — 24,537 residents · 1 ZIP code
- Stone Ridge — 16,603 residents · 1 ZIP code
- Broadlands — 14,353 residents · 1 ZIP code
- Sugarland Run — 12,629 residents · 1 ZIP code
- Cascades — 12,357 residents · 1 ZIP code
- Lansdowne — 12,328 residents · 2 ZIP codes
- Lowes Island — 11,018 residents · 1 ZIP code
- Loudoun Valley Estates — 10,271 residents · 2 ZIP codes
- Belmont — 9,729 residents · 1 ZIP code
- Countryside — 9,661 residents · 1 ZIP code
- Purcellville — 8,973 residents · 1 ZIP code
- Moorefield — 6,123 residents · 1 ZIP code
- Dulles Town Center — 5,464 residents · 1 ZIP code
- University Center — 3,923 residents · 1 ZIP code
- Arcola — 3,509 residents · 2 ZIP codes
- One Loudoun — 3,309 residents · 1 ZIP code
- Lovettsville — 2,719 residents · 1 ZIP code
- Goose Creek Village — 2,461 residents · 2 ZIP codes
- Oak Grove — 2,408 residents · 2 ZIP codes
- Kincora — 1,008 residents · 1 ZIP code
- Middleburg — 774 residents · 1 ZIP code
- Round Hill — 678 residents · 1 ZIP code
- Hamilton — 589 residents · 1 ZIP code
- Waterford — 220 residents · 1 ZIP code
- Aldie — 163 residents · 1 ZIP code
- Hillsboro — 141 residents · 1 ZIP code
Rankings
- Richest ZIP codes in Loudoun County — 17 ZIP codes ranked
- ZIP codes with the highest home values in Loudoun County — 17 ZIP codes ranked
- ZIP codes with the highest homeownership in Loudoun County — 17 ZIP codes ranked
- ZIP codes with the most families with kids in Loudoun County — 17 ZIP codes ranked
- ZIP codes with the most new movers in Loudoun County — 17 ZIP codes ranked
- Youngest ZIP codes in Loudoun County — 17 ZIP codes ranked
- Oldest ZIP codes in Loudoun County — 17 ZIP codes ranked
- Fastest-growing ZIP codes in Loudoun County — 17 ZIP codes ranked
Price a mailing to Loudoun County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Loudoun County, VA?
- 20147, 20148, 20176, 20164, 20120, 20105, 20152, 20175, 20165, 20132, 20166, 20141, 20180, 20158, 20135, 20117, 20197, 20184, 20129 and 20130. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Loudoun County?
- 432,998 residents in 143,032 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Loudoun County?
- $181,765 for the county as a whole. Its ZIP codes range from $114,219 (20135) to $233,494 (20148).
- Which Loudoun County ZIP code has the highest median household income?
- 20148, at $233,494, among ZIP codes with at least 1,000 residents. See the full ranking of Loudoun County ZIP codes by income.
- How many carrier routes and mailboxes are in Loudoun County?
- For the 20 of 20 ZIP codes in EDDM2GO's stored route library: 295 carrier routes reaching 170,361 residential and 9,697 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.