Historical Markers

After the San Ramon Valley Historical Society was established in 1970, the Society placed historic markers on important sites throughout the valley beginning in 1972. Here readers will find marker locations and stories behind each one. Click Historic Plaques in the San Ramon Valley for the list. To view additional historical markers and art pieces, click on Other Historical Markers in the San Ramon Valley. To view the third grade Passport, click on Passport Sites.

Historic Plaques in the San Ramon Valley

Other Historical Markers in the San Ramon Valley

Passport Sites To view or download the third grade Passport, click here.

connection to oakland

.wp-block-audio :where(figcaption){color:#555;font-size:13px;text-align:center;}.is-dark-theme .wp-block-audio :where(figcaption){color:rgba(255,255,255,.65);}.wp-block-audio{margin:0 0 1em;}.wp-block-code{border:1px solid #ccc;border-radius:4px;font-family:Menlo,Consolas,monaco,monospace;padding:.8em 1em;}.wp-block-embed :where(figcaption){color:#555;font-size:13px;text-align:center;}.is-dark-theme .wp-block-embed :where(figcaption){color:rgba(255,255,255,.65);}.wp-block-embed{margin:0 0 1em;}.blocks-gallery-caption{color:#555;font-size:13px;text-align:center;}.is-dark-theme .blocks-gallery-caption{color:rgba(255,255,255,.65);}:root :where(.wp-block-image figcaption){color:#555;font-size:13px;text-align:center;}.is-dark-theme :root :where(.wp-block-image figcaption){color:rgba(255,255,255,.65);}.wp-block-image{margin:0 0 1em;}.wp-block-pullquote{border-bottom:4px solid;border-top:4px solid;color:currentColor;margin-bottom:1.75em;}.wp-block-pullquote cite,.wp-block-pullquote footer,.wp-block-pullquote__citation{color:currentColor;font-size:.8125em;font-style:normal;text-transform:uppercase;}.wp-block-quote{border-left:.25em solid;margin:0 0 1.75em;padding-left:1em;}.wp-block-quote cite,.wp-block-quote footer{color:currentColor;font-size:.8125em;font-style:normal;position:relative;}.wp-block-quote:where(.has-text-align-right){border-left:none;border-right:.25em solid;padding-left:0;padding-right:1em;}.wp-block-quote:where(.has-text-align-center){border:none;padding-left:0;}.wp-block-quote.is-large,.wp-block-quote.is-style-large,.wp-block-quote:where(.is-style-plain){border:none;}.wp-block-search .wp-block-search__label{font-weight:700;}.wp-block-search__button{border:1px solid #ccc;padding:.375em .625em;}:where(.wp-block-group.has-background){padding:1.25em 2.375em;}.wp-block-separator.has-css-opacity{opacity:.4;}.wp-block-separator{border:none;border-bottom:2px solid;margin-left:auto;margin-right:auto;}.wp-block-separator.has-alpha-channel-opacity{opacity:1;}.wp-block-separator:not(.is-style-wide):not(.is-style-dots){width:100px;}.wp-block-separator.has-background:not(.is-style-dots){border-bottom:none;height:1px;}.wp-block-separator.has-background:not(.is-style-wide):not(.is-style-dots){height:2px;}.wp-block-table{margin:0 0 1em;}.wp-block-table td,.wp-block-table th{word-break:normal;}.wp-block-table :where(figcaption){color:#555;font-size:13px;text-align:center;}.is-dark-theme .wp-block-table :where(figcaption){color:rgba(255,255,255,.65);}.wp-block-video :where(figcaption){color:#555;font-size:13px;text-align:center;}.is-dark-theme .wp-block-video :where(figcaption){color:rgba(255,255,255,.65);}.wp-block-video{margin:0 0 1em;}:root :where(.wp-block-template-part.has-background){margin-bottom:0;margin-top:0;padding:1.25em 2.375em;}.wp-block-pdfemb-pdf-embedder-viewer{max-width:none;}.wp-block-rank-math-toc-block nav ol{counter-reset:item;}.wp-block-rank-math-toc-block nav ol li{display:block;}.wp-block-rank-math-toc-block nav ol li:before{content:counters(item,".") ". ";counter-increment:item;}@-webkit-keyframes spin{0%{-webkit-transform:rotate(0deg);}100%{-webkit-transform:rotate(-360deg);}}@keyframes spin{0%{-webkit-transform:rotate(0deg);}100%{-webkit-transform:rotate(-360deg);}}@keyframes bounce{from{-webkit-transform:translateY(0px);transform:translateY(0px);}to{-webkit-transform:translateY(-5px);transform:translateY(-5px);}}@-webkit-keyframes bounce{from{-webkit-transform:translateY(0px);transform:translateY(0px);}to{-webkit-transform:translateY(-5px);transform:translateY(-5px);}}@-webkit-keyframes loading{0%{background-size:20% 50%,20% 50%,20% 50%;}20%{background-size:20% 20%,20% 50%,20% 50%;}40%{background-size:20% 100%,20% 20%,20% 50%;}60%{background-size:20% 50%,20% 100%,20% 20%;}80%{background-size:20% 50%,20% 50%,20% 100%;}100%{background-size:20% 50%,20% 50%,20% 50%;}}@keyframes loading{0%{background-size:20% 50%,20% 50%,20% 50%;}20%{background-size:20% 20%,20% 50%,20% 50%;}40%{background-size:20% 100%,20% 20%,20% 50%;}60%{background-size:20% 50%,20% 100%,20% 20%;}80%{background-size:20% 50%,20% 50%,20% 100%;}100%{background-size:20% 50%,20% 50%,20% 50%;}}:root{--rankmath-wp-adminbar-height:0;}#rank-math-rich-snippet-wrapper{overflow:hidden;}#rank-math-rich-snippet-wrapper h5.rank-math-title{display:block;font-size:18px;line-height:1.4;}#rank-math-rich-snippet-wrapper .rank-math-review-image{float:right;max-width:40%;margin-left:15px;}#rank-math-rich-snippet-wrapper .rank-math-review-data{margin-bottom:15px;}#rank-math-rich-snippet-wrapper .rank-math-total-wrapper{width:100%;padding:0 0 20px 0;float:left;clear:both;position:relative;-webkit-box-sizing:border-box;box-sizing:border-box;}#rank-math-rich-snippet-wrapper .rank-math-total-wrapper .rank-math-total{border:0;display:block;margin:0;width:auto;float:left;text-align:left;padding:0;font-size:24px;line-height:1;font-weight:700;-webkit-box-sizing:border-box;box-sizing:border-box;overflow:hidden;}#rank-math-rich-snippet-wrapper .rank-math-total-wrapper .rank-math-review-star{float:left;margin-left:15px;margin-top:5px;position:relative;z-index:99;line-height:1;}#rank-math-rich-snippet-wrapper .rank-math-total-wrapper .rank-math-review-star .rank-math-review-result-wrapper{display:inline-block;white-space:nowrap;position:relative;color:#e7e7e7;}#rank-math-rich-snippet-wrapper .rank-math-total-wrapper .rank-math-review-star .rank-math-review-result-wrapper .rank-math-review-result{position:absolute;top:0;left:0;overflow:hidden;white-space:nowrap;color:#ffbe01;}#rank-math-rich-snippet-wrapper .rank-math-total-wrapper .rank-math-review-star .rank-math-review-result-wrapper i{font-size:18px;-webkit-text-stroke-width:1px;font-style:normal;padding:0 2px;line-height:inherit;}#rank-math-rich-snippet-wrapper .rank-math-total-wrapper .rank-math-review-star .rank-math-review-result-wrapper i:before{content:"★";}body.rtl #rank-math-rich-snippet-wrapper .rank-math-review-image{float:left;margin-left:0;margin-right:15px;}body.rtl #rank-math-rich-snippet-wrapper .rank-math-total-wrapper .rank-math-total{float:right;}body.rtl #rank-math-rich-snippet-wrapper .rank-math-total-wrapper .rank-math-review-star{float:right;margin-left:0;margin-right:15px;}body.rtl #rank-math-rich-snippet-wrapper .rank-math-total-wrapper .rank-math-review-star .rank-math-review-result{left:auto;right:0;}@media screen and (max-width: 480px){#rank-math-rich-snippet-wrapper .rank-math-review-image{display:block;max-width:100%;width:100%;text-align:center;margin-right:0;}#rank-math-rich-snippet-wrapper .rank-math-review-data{clear:both;}}.clear{clear:both;}:root{--wp--preset--aspect-ratio--square:1;--wp--preset--aspect-ratio--4-3:4/3;--wp--preset--aspect-ratio--3-4:3/4;--wp--preset--aspect-ratio--3-2:3/2;--wp--preset--aspect-ratio--2-3:2/3;--wp--preset--aspect-ratio--16-9:16/9;--wp--preset--aspect-ratio--9-16:9/16;--wp--preset--color--black:#000;--wp--preset--color--cyan-bluish-gray:#abb8c3;--wp--preset--color--white:#fff;--wp--preset--color--pale-pink:#f78da7;--wp--preset--color--vivid-red:#cf2e2e;--wp--preset--color--luminous-vivid-orange:#ff6900;--wp--preset--color--luminous-vivid-amber:#fcb900;--wp--preset--color--light-green-cyan:#7bdcb5;--wp--preset--color--vivid-green-cyan:#00d084;--wp--preset--color--pale-cyan-blue:#8ed1fc;--wp--preset--color--vivid-cyan-blue:#0693e3;--wp--preset--color--vivid-purple:#9b51e0;--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple:linear-gradient(135deg,rgba(6,147,227,1) 0%,#9b51e0 100%);--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan:linear-gradient(135deg,#7adcb4 0%,#00d082 100%);--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange:linear-gradient(135deg,rgba(252,185,0,1) 0%,rgba(255,105,0,1) 100%);--wp--preset--gradient--luminous-vivid-orange-to-vivid-red:linear-gradient(135deg,rgba(255,105,0,1) 0%,#cf2e2e 100%);--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray:linear-gradient(135deg,#eee 0%,#a9b8c3 100%);--wp--preset--gradient--cool-to-warm-spectrum:linear-gradient(135deg,#4aeadc 0%,#9778d1 20%,#cf2aba 40%,#ee2c82 60%,#fb6962 80%,#fef84c 100%);--wp--preset--gradient--blush-light-purple:linear-gradient(135deg,#ffceec 0%,#9896f0 100%);--wp--preset--gradient--blush-bordeaux:linear-gradient(135deg,#fecda5 0%,#fe2d2d 50%,#6b003e 100%);--wp--preset--gradient--luminous-dusk:linear-gradient(135deg,#ffcb70 0%,#c751c0 50%,#4158d0 100%);--wp--preset--gradient--pale-ocean:linear-gradient(135deg,#fff5cb 0%,#b6e3d4 50%,#33a7b5 100%);--wp--preset--gradient--electric-grass:linear-gradient(135deg,#caf880 0%,#71ce7e 100%);--wp--preset--gradient--midnight:linear-gradient(135deg,#020381 0%,#2874fc 100%);--wp--preset--font-size--small:13px;--wp--preset--font-size--medium:20px;--wp--preset--font-size--large:36px;--wp--preset--font-size--x-large:42px;--wp--preset--spacing--20:.44rem;--wp--preset--spacing--30:.67rem;--wp--preset--spacing--40:1rem;--wp--preset--spacing--50:1.5rem;--wp--preset--spacing--60:2.25rem;--wp--preset--spacing--70:3.38rem;--wp--preset--spacing--80:5.06rem;--wp--preset--shadow--natural:6px 6px 9px rgba(0,0,0,.2);--wp--preset--shadow--deep:12px 12px 50px rgba(0,0,0,.4);--wp--preset--shadow--sharp:6px 6px 0px rgba(0,0,0,.2);--wp--preset--shadow--outlined:6px 6px 0px -3px rgba(255,255,255,1),6px 6px rgba(0,0,0,1);--wp--preset--shadow--crisp:6px 6px 0px rgba(0,0,0,1);}:root{--wp--style--global--content-size:823px;--wp--style--global--wide-size:1080px;}:where(body){margin:0;}.wp-site-blocks > .alignleft{float:left;margin-right:2em;}.wp-site-blocks > .alignright{float:right;margin-left:2em;}.wp-site-blocks > .aligncenter{justify-content:center;margin-left:auto;margin-right:auto;}:where(.is-layout-flex){gap:.5em;}:where(.is-layout-grid){gap:.5em;}.is-layout-flow > .alignleft{float:left;margin-inline-start:0;margin-inline-end:2em;}.is-layout-flow > .alignright{float:right;margin-inline-start:2em;margin-inline-end:0;}.is-layout-flow > .aligncenter{margin-left:auto !important;margin-right:auto !important;}.is-layout-constrained > .alignleft{float:left;margin-inline-start:0;margin-inline-end:2em;}.is-layout-constrained > .alignright{float:right;margin-inline-start:2em;margin-inline-end:0;}.is-layout-constrained > .aligncenter{margin-left:auto !important;margin-right:auto !important;}.is-layout-constrained > :where(:not(.alignleft):not(.alignright):not(.alignfull)){max-width:var(--wp--style--global--content-size);margin-left:auto !important;margin-right:auto !important;}.is-layout-constrained > .alignwide{max-width:var(--wp--style--global--wide-size);}body .is-layout-flex{display:flex;}.is-layout-flex{flex-wrap:wrap;align-items:center;}.is-layout-flex > :is(*,div){margin:0;}body .is-layout-grid{display:grid;}.is-layout-grid > :is(*,div){margin:0;}body{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}:root :where(.wp-element-button,.wp-block-button__link){background-color:#32373c;border-width:0;color:#fff;font-family:inherit;font-size:inherit;line-height:inherit;padding:calc(.667em + 2px) calc(1.333em + 2px);text-decoration:none;}.has-black-color{color:var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-color{color:var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-color{color:var(--wp--preset--color--white) !important;}.has-pale-pink-color{color:var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-color{color:var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-color{color:var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-color{color:var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-color{color:var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-color{color:var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-color{color:var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-color{color:var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-color{color:var(--wp--preset--color--vivid-purple) !important;}.has-black-background-color{background-color:var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-background-color{background-color:var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-background-color{background-color:var(--wp--preset--color--white) !important;}.has-pale-pink-background-color{background-color:var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-background-color{background-color:var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-background-color{background-color:var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-background-color{background-color:var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-background-color{background-color:var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-background-color{background-color:var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-background-color{background-color:var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-background-color{background-color:var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-background-color{background-color:var(--wp--preset--color--vivid-purple) !important;}.has-black-border-color{border-color:var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-border-color{border-color:var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-border-color{border-color:var(--wp--preset--color--white) !important;}.has-pale-pink-border-color{border-color:var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-border-color{border-color:var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-border-color{border-color:var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-border-color{border-color:var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-border-color{border-color:var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-border-color{border-color:var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-border-color{border-color:var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-border-color{border-color:var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-border-color{border-color:var(--wp--preset--color--vivid-purple) !important;}.has-vivid-cyan-blue-to-vivid-purple-gradient-background{background:var(--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple) !important;}.has-light-green-cyan-to-vivid-green-cyan-gradient-background{background:var(--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan) !important;}.has-luminous-vivid-amber-to-luminous-vivid-orange-gradient-background{background:var(--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange) !important;}.has-luminous-vivid-orange-to-vivid-red-gradient-background{background:var(--wp--preset--gradient--luminous-vivid-orange-to-vivid-red) !important;}.has-very-light-gray-to-cyan-bluish-gray-gradient-background{background:var(--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray) !important;}.has-cool-to-warm-spectrum-gradient-background{background:var(--wp--preset--gradient--cool-to-warm-spectrum) !important;}.has-blush-light-purple-gradient-background{background:var(--wp--preset--gradient--blush-light-purple) !important;}.has-blush-bordeaux-gradient-background{background:var(--wp--preset--gradient--blush-bordeaux) !important;}.has-luminous-dusk-gradient-background{background:var(--wp--preset--gradient--luminous-dusk) !important;}.has-pale-ocean-gradient-background{background:var(--wp--preset--gradient--pale-ocean) !important;}.has-electric-grass-gradient-background{background:var(--wp--preset--gradient--electric-grass) !important;}.has-midnight-gradient-background{background:var(--wp--preset--gradient--midnight) !important;}.has-small-font-size{font-size:var(--wp--preset--font-size--small) !important;}.has-medium-font-size{font-size:var(--wp--preset--font-size--medium) !important;}.has-large-font-size{font-size:var(--wp--preset--font-size--large) !important;}.has-x-large-font-size{font-size:var(--wp--preset--font-size--x-large) !important;}:where(.wp-block-post-template.is-layout-flex){gap:1.25em;}:where(.wp-block-post-template.is-layout-grid){gap:1.25em;}:where(.wp-block-columns.is-layout-flex){gap:2em;}:where(.wp-block-columns.is-layout-grid){gap:2em;}:root :where(.wp-block-pullquote){font-size:1.5em;line-height:1.6;}.bonfire-pageloader-icon-wrapper img{width:px;}.bonfire-pageloader-icon-hide,.bonfire-pageloader-hide{transition:opacity 1s ease,transform 1s ease,left 0s ease 1s;-moz-transition:opacity 1s ease,transform 1s ease,left 0s ease 1s;-webkit-transition:opacity 1s ease,transform 1s ease,left 0s ease 1s;}.bonfire-pageloader-background{background-color:#000;}.bonfire-pageloader-icon svg{}.bonfire-pageloader-sentence{font-size:px;}