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Riverside, Connecticut

Census designated place in Western Connecticut Planning Region, Connecticut · ZIP 06878

  • Western Connecticut Planning Region
  • Within Greenwich Town
  • Census data · ACS 2019-2023
  • 4 public schools
  • 9,216 (2019-2023 estimate)Population
  • 3,014Households
  • $250,001Median household income
  • $1,824,700Median home value
  • 4Public schools
  • 1ZIP codes

About Riverside

This page shows only what has been published about Riverside: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.

Town intelligenceOfficial sources, refreshed yearly

Population, 2010 to 2020+5.1%
8.4k8.6k8.8k9k2010: 8,41620102020: 8,84320208,4168,843
Population of Riverside at each census
CensusPopulation
20108,416
20208,843

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2010 Summary File 1: total population, place level, state 09, retrieved November 15, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 09, retrieved November 15, 2026.

Household income in Riverside
Under $50k11.2%
$50k to $100k9.4%
$100k to $150k9.6%
$150k to $200k5.7%
$200k and over64%

Median household income $250,001 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 09, retrieved November 14, 2026.

Housing tenure in Riverside
Owner occupied
2,439 units
Renter occupied
575 units
Vacancy rate
4%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 09, retrieved November 14, 2026.

Riverside compared with its county and state
Riverside compared with its county and state, American Community Survey 2019-2023
MeasureRiversideWestern Connecticut Planning RegionConnecticut
Population9,216621,2323,598,348
Median household income$250,001$124,553$93,760
Median age39.841.541.2
Median home value$1,824,700$625,400$343,200
Bachelor’s degree or higher78.2%55.0%41.9%
Foreign-born residents31.3%23.7%15.4%
Owner-occupied homes80.9%66.2%66.2%
Mean commute to work35.9 minutes31.0 minutes26.6 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 09, retrieved November 14, 2026.

CommunityRules and moderation

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Schools

Public schools in Riverside4
Public schools in Riverside, NCES directory 2023–2024
SchoolTypeGradesDistrict
International School At DundeePublicK–5Greenwich School District
North Mianus SchoolPublicK–5Greenwich School District
Riverside SchoolPublicK–5Greenwich School District
Eastern Middle SchoolPublic6–8Greenwich School District

Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.

Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.

Legislative districts

Legislative districts for Riverside4
Congressional and state legislative districts for Riverside
ChamberDistrictShare of Riverside
U.S. House of RepresentativesCongressional District 4 (CT-4)All
State legislature, lower chamberState House District 15051%
State legislature, lower chamberState House District 15149%
State legislature, upper chamberState Senate District 36All

Boundaries from the Census Bureau’s TIGER/Line district files, matched to Riverside’s own boundary; a town split between districts lists each with the share of its land inside it. Who holds each seat appears on the People page once the official records are approved.

Sources: Census cartographic boundaries 2025: congressional districts, 119th Congress, retrieved November 14, 2026; Census cartographic boundaries 2025: state legislative districts, upper chamber, state 09, retrieved November 14, 2026; Census cartographic boundaries 2025: state legislative districts, lower chamber, state 09, retrieved November 14, 2026.

Frequently asked about RiversidePromoted from questions people asked

No question about Riverside has been asked often enough to publish an answer yet. Ask Riverside and the answer, once a person checks it, appears here.

Nearby towns

Other towns in Western Connecticut Planning Region

All towns in Western Connecticut Planning Region